/**
 * @licstart The following is the entire license notice for the
 * Javascript code in this page
 *
 * Copyright 2018 Mozilla Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * @licend The above is the entire license notice for the
 * Javascript code in this page
 */

/******/
(function (modules) { // webpackBootstrap
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        /******/ 		// Create a new module (and put it into the cache)
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        module.l = true;
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/************************************************************************/
/******/([
    /* 0 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        ;
        var pdfjsWebApp = void 0,
            pdfjsWebAppOptions = void 0;
        {
            pdfjsWebApp = __webpack_require__(1);
            pdfjsWebAppOptions = __webpack_require__(12);
        }
        ;
        {
            __webpack_require__(38);
        }
        ;
        {
            __webpack_require__(43);
        }

        function getViewerConfiguration() {
            return {
                appContainer: document.body,
                mainContainer: document.getElementById('viewerContainer'),
                viewerContainer: document.getElementById('viewer'),
                eventBus: null,
                toolbar: {
                    container: document.getElementById('toolbarViewer'),
                    numPages: document.getElementById('numPages'),
                    pageNumber: document.getElementById('pageNumber'),
                    scaleSelectContainer: document.getElementById('scaleSelectContainer'),
                    scaleSelect: document.getElementById('scaleSelect'),
                    customScaleOption: document.getElementById('customScaleOption'),
                    previous: document.getElementById('previous'),
                    next: document.getElementById('next'),
                    zoomIn: document.getElementById('zoomIn'),
                    zoomOut: document.getElementById('zoomOut'),
                    viewFind: document.getElementById('viewFind'),
                    openFile: document.getElementById('openFile'),
                    print: document.getElementById('print'),
                    presentationModeButton: document.getElementById('presentationMode'),
                    download: document.getElementById('download'),
                    viewBookmark: document.getElementById('viewBookmark')
                },
                secondaryToolbar: {
                    toolbar: document.getElementById('secondaryToolbar'),
                    toggleButton: document.getElementById('secondaryToolbarToggle'),
                    toolbarButtonContainer: document.getElementById('secondaryToolbarButtonContainer'),
                    presentationModeButton: document.getElementById('secondaryPresentationMode'),
                    openFileButton: document.getElementById('secondaryOpenFile'),
                    printButton: document.getElementById('secondaryPrint'),
                    downloadButton: document.getElementById('secondaryDownload'),
                    viewBookmarkButton: document.getElementById('secondaryViewBookmark'),
                    firstPageButton: document.getElementById('firstPage'),
                    lastPageButton: document.getElementById('lastPage'),
                    pageRotateCwButton: document.getElementById('pageRotateCw'),
                    pageRotateCcwButton: document.getElementById('pageRotateCcw'),
                    cursorSelectToolButton: document.getElementById('cursorSelectTool'),
                    cursorHandToolButton: document.getElementById('cursorHandTool'),
                    scrollVerticalButton: document.getElementById('scrollVertical'),
                    scrollHorizontalButton: document.getElementById('scrollHorizontal'),
                    scrollWrappedButton: document.getElementById('scrollWrapped'),
                    spreadNoneButton: document.getElementById('spreadNone'),
                    spreadOddButton: document.getElementById('spreadOdd'),
                    spreadEvenButton: document.getElementById('spreadEven'),
                    documentPropertiesButton: document.getElementById('documentProperties')
                },
                fullscreen: {
                    contextFirstPage: document.getElementById('contextFirstPage'),
                    contextLastPage: document.getElementById('contextLastPage'),
                    contextPageRotateCw: document.getElementById('contextPageRotateCw'),
                    contextPageRotateCcw: document.getElementById('contextPageRotateCcw')
                },
                sidebar: {
                    outerContainer: document.getElementById('outerContainer'),
                    viewerContainer: document.getElementById('viewerContainer'),
                    toggleButton: document.getElementById('sidebarToggle'),
                    thumbnailButton: document.getElementById('viewThumbnail'),
                    outlineButton: document.getElementById('viewOutline'),
                    attachmentsButton: document.getElementById('viewAttachments'),
                    thumbnailView: document.getElementById('thumbnailView'),
                    outlineView: document.getElementById('outlineView'),
                    attachmentsView: document.getElementById('attachmentsView')
                },
                sidebarResizer: {
                    outerContainer: document.getElementById('outerContainer'),
                    resizer: document.getElementById('sidebarResizer')
                },
                findBar: {
                    bar: document.getElementById('findbar'),
                    toggleButton: document.getElementById('viewFind'),
                    findField: document.getElementById('findInput'),
                    highlightAllCheckbox: document.getElementById('findHighlightAll'),
                    caseSensitiveCheckbox: document.getElementById('findMatchCase'),
                    entireWordCheckbox: document.getElementById('findEntireWord'),
                    findMsg: document.getElementById('findMsg'),
                    findResultsCount: document.getElementById('findResultsCount'),
                    findPreviousButton: document.getElementById('findPrevious'),
                    findNextButton: document.getElementById('findNext')
                },
                passwordOverlay: {
                    overlayName: 'passwordOverlay',
                    container: document.getElementById('passwordOverlay'),
                    label: document.getElementById('passwordText'),
                    input: document.getElementById('password'),
                    submitButton: document.getElementById('passwordSubmit'),
                    cancelButton: document.getElementById('passwordCancel')
                },
                documentProperties: {
                    overlayName: 'documentPropertiesOverlay',
                    container: document.getElementById('documentPropertiesOverlay'),
                    closeButton: document.getElementById('documentPropertiesClose'),
                    fields: {
                        'fileName': document.getElementById('fileNameField'),
                        'fileSize': document.getElementById('fileSizeField'),
                        'title': document.getElementById('titleField'),
                        'author': document.getElementById('authorField'),
                        'subject': document.getElementById('subjectField'),
                        'keywords': document.getElementById('keywordsField'),
                        'creationDate': document.getElementById('creationDateField'),
                        'modificationDate': document.getElementById('modificationDateField'),
                        'creator': document.getElementById('creatorField'),
                        'producer': document.getElementById('producerField'),
                        'version': document.getElementById('versionField'),
                        'pageCount': document.getElementById('pageCountField'),
                        'pageSize': document.getElementById('pageSizeField'),
                        'linearized': document.getElementById('linearizedField')
                    }
                },
                errorWrapper: {
                    container: document.getElementById('errorWrapper'),
                    errorMessage: document.getElementById('errorMessage'),
                    closeButton: document.getElementById('errorClose'),
                    errorMoreInfo: document.getElementById('errorMoreInfo'),
                    moreInfoButton: document.getElementById('errorShowMore'),
                    lessInfoButton: document.getElementById('errorShowLess')
                },
                printContainer: document.getElementById('printContainer'),
                openFileInputName: 'fileInput',
                debuggerScriptPath: './debugger.js'
            };
        }

        function webViewerLoad() {
            var config = getViewerConfiguration();
            window.PDFViewerApplication = pdfjsWebApp.PDFViewerApplication;
            window.PDFViewerApplicationOptions = pdfjsWebAppOptions.AppOptions;
            pdfjsWebApp.PDFViewerApplication.run(config);
        }

        if (document.readyState === 'interactive' || document.readyState === 'complete') {
            webViewerLoad();
        } else {
            document.addEventListener('DOMContentLoaded', webViewerLoad, true);
        }

        /***/
    }),
    /* 1 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.PDFPrintServiceFactory = exports.DefaultExternalServices = exports.PDFViewerApplication = undefined;

        var _regenerator = __webpack_require__(2);

        var _regenerator2 = _interopRequireDefault(_regenerator);

        var _slicedToArray = function () {
            function sliceIterator(arr, i) {
                var _arr = [];
                var _n = true;
                var _d = false;
                var _e = undefined;
                try {
                    for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) {
                        _arr.push(_s.value);
                        if (i && _arr.length === i) break;
                    }
                } catch (err) {
                    _d = true;
                    _e = err;
                } finally {
                    try {
                        if (!_n && _i["return"]) _i["return"]();
                    } finally {
                        if (_d) throw _e;
                    }
                }
                return _arr;
            }

            return function (arr, i) {
                if (Array.isArray(arr)) {
                    return arr;
                } else if (Symbol.iterator in Object(arr)) {
                    return sliceIterator(arr, i);
                } else {
                    throw new TypeError("Invalid attempt to destructure non-iterable instance");
                }
            };
        }();

        var _ui_utils = __webpack_require__(6);

        var _pdfjsLib = __webpack_require__(7);

        var _pdf_cursor_tools = __webpack_require__(8);

        var _pdf_rendering_queue = __webpack_require__(10);

        var _pdf_sidebar = __webpack_require__(11);

        var _app_options = __webpack_require__(12);

        var _dom_events = __webpack_require__(14);

        var _overlay_manager = __webpack_require__(15);

        var _password_prompt = __webpack_require__(16);

        var _pdf_attachment_viewer = __webpack_require__(17);

        var _pdf_document_properties = __webpack_require__(18);

        var _pdf_find_bar = __webpack_require__(19);

        var _pdf_find_controller = __webpack_require__(20);

        var _pdf_history = __webpack_require__(22);

        var _pdf_link_service = __webpack_require__(23);

        var _pdf_outline_viewer = __webpack_require__(24);

        var _pdf_presentation_mode = __webpack_require__(25);

        var _pdf_sidebar_resizer = __webpack_require__(26);

        var _pdf_thumbnail_viewer = __webpack_require__(27);

        var _pdf_viewer = __webpack_require__(29);

        var _secondary_toolbar = __webpack_require__(34);

        var _toolbar = __webpack_require__(36);

        var _view_history = __webpack_require__(37);

        function _interopRequireDefault(obj) {
            return obj && obj.__esModule ? obj : {default: obj};
        }

        function _asyncToGenerator(fn) {
            return function () {
                var gen = fn.apply(this, arguments);
                return new Promise(function (resolve, reject) {
                    function step(key, arg) {
                        try {
                            var info = gen[key](arg);
                            var value = info.value;
                        } catch (error) {
                            reject(error);
                            return;
                        }
                        if (info.done) {
                            resolve(value);
                        } else {
                            return Promise.resolve(value).then(function (value) {
                                step("next", value);
                            }, function (err) {
                                step("throw", err);
                            });
                        }
                    }

                    return step("next");
                });
            };
        }

        var DEFAULT_SCALE_DELTA = 1.1;
        var DISABLE_AUTO_FETCH_LOADING_BAR_TIMEOUT = 5000;
        var FORCE_PAGES_LOADED_TIMEOUT = 10000;
        var DefaultExternalServices = {
            updateFindControlState: function updateFindControlState(data) {
            },
            updateFindMatchesCount: function updateFindMatchesCount(data) {
            },
            initPassiveLoading: function initPassiveLoading(callbacks) {
            },
            fallback: function fallback(data, callback) {
            },
            reportTelemetry: function reportTelemetry(data) {
            },
            createDownloadManager: function createDownloadManager(options) {
                throw new Error('Not implemented: createDownloadManager');
            },
            createPreferences: function createPreferences() {
                throw new Error('Not implemented: createPreferences');
            },
            createL10n: function createL10n(options) {
                throw new Error('Not implemented: createL10n');
            },

            supportsIntegratedFind: false,
            supportsDocumentFonts: true,
            supportsDocumentColors: true,
            supportedMouseWheelZoomModifierKeys: {
                ctrlKey: true,
                metaKey: true
            }
        };
        var PDFViewerApplication = {
            initialBookmark: document.location.hash.substring(1),
            initialized: false,
            fellback: false,
            appConfig: null,
            pdfDocument: null,
            pdfLoadingTask: null,
            printService: null,
            pdfViewer: null,
            pdfThumbnailViewer: null,
            pdfRenderingQueue: null,
            pdfPresentationMode: null,
            pdfDocumentProperties: null,
            pdfLinkService: null,
            pdfHistory: null,
            pdfSidebar: null,
            pdfSidebarResizer: null,
            pdfOutlineViewer: null,
            pdfAttachmentViewer: null,
            pdfCursorTools: null,
            store: null,
            downloadManager: null,
            overlayManager: null,
            preferences: null,
            toolbar: null,
            secondaryToolbar: null,
            eventBus: null,
            l10n: null,
            isInitialViewSet: false,
            downloadComplete: false,
            isViewerEmbedded: window.parent !== window,
            url: '',
            baseUrl: '',
            externalServices: DefaultExternalServices,
            _boundEvents: {},
            contentDispositionFilename: null,
            initialize: function () {
                var _ref = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee(appConfig) {
                    var _this = this;

                    var appContainer;
                    return _regenerator2.default.wrap(function _callee$(_context) {
                        while (1) {
                            switch (_context.prev = _context.next) {
                                case 0:
                                    this.preferences = this.externalServices.createPreferences();
                                    this.appConfig = appConfig;
                                    _context.next = 4;
                                    return this._readPreferences();

                                case 4:
                                    _context.next = 6;
                                    return this._parseHashParameters();

                                case 6:
                                    _context.next = 8;
                                    return this._initializeL10n();

                                case 8:
                                    if (this.isViewerEmbedded && _app_options.AppOptions.get('externalLinkTarget') === _pdfjsLib.LinkTarget.NONE) {
                                        _app_options.AppOptions.set('externalLinkTarget', _pdfjsLib.LinkTarget.TOP);
                                    }
                                    _context.next = 11;
                                    return this._initializeViewerComponents();

                                case 11:
                                    this.bindEvents();
                                    this.bindWindowEvents();
                                    appContainer = appConfig.appContainer || document.documentElement;

                                    this.l10n.translate(appContainer).then(function () {
                                        _this.eventBus.dispatch('localized', {source: _this});
                                    });
                                    this.initialized = true;

                                case 16:
                                case 'end':
                                    return _context.stop();
                            }
                        }
                    }, _callee, this);
                }));

                function initialize(_x) {
                    return _ref.apply(this, arguments);
                }

                return initialize;
            }(),
            _readPreferences: function () {
                var _ref2 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee2() {
                    var OVERRIDES, prefs, name;
                    return _regenerator2.default.wrap(function _callee2$(_context2) {
                        while (1) {
                            switch (_context2.prev = _context2.next) {
                                case 0:
                                    OVERRIDES = {
                                        disableFontFace: true,
                                        disableRange: true,
                                        disableStream: true,
                                        textLayerMode: _ui_utils.TextLayerMode.DISABLE
                                    };
                                    _context2.prev = 1;
                                    _context2.next = 4;
                                    return this.preferences.getAll();

                                case 4:
                                    prefs = _context2.sent;
                                    _context2.t0 = _regenerator2.default.keys(prefs);

                                case 6:
                                    if ((_context2.t1 = _context2.t0()).done) {
                                        _context2.next = 13;
                                        break;
                                    }

                                    name = _context2.t1.value;

                                    if (!(name in OVERRIDES && _app_options.AppOptions.get(name) === OVERRIDES[name])) {
                                        _context2.next = 10;
                                        break;
                                    }

                                    return _context2.abrupt('continue', 6);

                                case 10:
                                    _app_options.AppOptions.set(name, prefs[name]);
                                    _context2.next = 6;
                                    break;

                                case 13:
                                    _context2.next = 17;
                                    break;

                                case 15:
                                    _context2.prev = 15;
                                    _context2.t2 = _context2['catch'](1);

                                case 17:
                                case 'end':
                                    return _context2.stop();
                            }
                        }
                    }, _callee2, this, [[1, 15]]);
                }));

                function _readPreferences() {
                    return _ref2.apply(this, arguments);
                }

                return _readPreferences;
            }(),
            _parseHashParameters: function () {
                var _ref3 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee3() {
                    var waitOn, hash, hashParams, viewer, enabled;
                    return _regenerator2.default.wrap(function _callee3$(_context3) {
                        while (1) {
                            switch (_context3.prev = _context3.next) {
                                case 0:
                                    if (_app_options.AppOptions.get('pdfBugEnabled')) {
                                        _context3.next = 2;
                                        break;
                                    }

                                    return _context3.abrupt('return');

                                case 2:
                                    waitOn = [];
                                    hash = document.location.hash.substring(1);
                                    hashParams = (0, _ui_utils.parseQueryString)(hash);

                                    if ('disableworker' in hashParams && hashParams['disableworker'] === 'true') {
                                        waitOn.push(loadFakeWorker());
                                    }
                                    if ('disablerange' in hashParams) {
                                        _app_options.AppOptions.set('disableRange', hashParams['disablerange'] === 'true');
                                    }
                                    if ('disablestream' in hashParams) {
                                        _app_options.AppOptions.set('disableStream', hashParams['disablestream'] === 'true');
                                    }
                                    if ('disableautofetch' in hashParams) {
                                        _app_options.AppOptions.set('disableAutoFetch', hashParams['disableautofetch'] === 'true');
                                    }
                                    if ('disablefontface' in hashParams) {
                                        _app_options.AppOptions.set('disableFontFace', hashParams['disablefontface'] === 'true');
                                    }
                                    if ('disablehistory' in hashParams) {
                                        _app_options.AppOptions.set('disableHistory', hashParams['disablehistory'] === 'true');
                                    }
                                    if ('webgl' in hashParams) {
                                        _app_options.AppOptions.set('enableWebGL', hashParams['webgl'] === 'true');
                                    }
                                    if ('useonlycsszoom' in hashParams) {
                                        _app_options.AppOptions.set('useOnlyCssZoom', hashParams['useonlycsszoom'] === 'true');
                                    }
                                    if ('verbosity' in hashParams) {
                                        _app_options.AppOptions.set('verbosity', hashParams['verbosity'] | 0);
                                    }

                                    if (!('textlayer' in hashParams)) {
                                        _context3.next = 23;
                                        break;
                                    }

                                    _context3.t0 = hashParams['textlayer'];
                                    _context3.next = _context3.t0 === 'off' ? 18 : _context3.t0 === 'visible' ? 20 : _context3.t0 === 'shadow' ? 20 : _context3.t0 === 'hover' ? 20 : 23;
                                    break;

                                case 18:
                                    _app_options.AppOptions.set('textLayerMode', _ui_utils.TextLayerMode.DISABLE);
                                    return _context3.abrupt('break', 23);

                                case 20:
                                    viewer = this.appConfig.viewerContainer;

                                    viewer.classList.add('textLayer-' + hashParams['textlayer']);
                                    return _context3.abrupt('break', 23);

                                case 23:
                                    if ('pdfbug' in hashParams) {
                                        _app_options.AppOptions.set('pdfBug', true);
                                        enabled = hashParams['pdfbug'].split(',');

                                        waitOn.push(loadAndEnablePDFBug(enabled));
                                    }
                                    if ('locale' in hashParams) {
                                        _app_options.AppOptions.set('locale', hashParams['locale']);
                                    }
                                    return _context3.abrupt('return', Promise.all(waitOn).catch(function (reason) {
                                        console.error('_parseHashParameters: "' + reason.message + '".');
                                    }));

                                case 26:
                                case 'end':
                                    return _context3.stop();
                            }
                        }
                    }, _callee3, this);
                }));

                function _parseHashParameters() {
                    return _ref3.apply(this, arguments);
                }

                return _parseHashParameters;
            }(),
            _initializeL10n: function () {
                var _ref4 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee4() {
                    var dir;
                    return _regenerator2.default.wrap(function _callee4$(_context4) {
                        while (1) {
                            switch (_context4.prev = _context4.next) {
                                case 0:
                                    this.l10n = this.externalServices.createL10n({locale: _app_options.AppOptions.get('locale')});
                                    _context4.next = 3;
                                    return this.l10n.getDirection();

                                case 3:
                                    dir = _context4.sent;

                                    document.getElementsByTagName('html')[0].dir = dir;

                                case 5:
                                case 'end':
                                    return _context4.stop();
                            }
                        }
                    }, _callee4, this);
                }));

                function _initializeL10n() {
                    return _ref4.apply(this, arguments);
                }

                return _initializeL10n;
            }(),
            _initializeViewerComponents: function () {
                var _ref5 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee5() {
                    var appConfig, dispatchToDOM, eventBus, pdfRenderingQueue, pdfLinkService, downloadManager,
                        findController, container, viewer, thumbnailContainer, sidebarConfig;
                    return _regenerator2.default.wrap(function _callee5$(_context5) {
                        while (1) {
                            switch (_context5.prev = _context5.next) {
                                case 0:
                                    appConfig = this.appConfig;

                                    this.overlayManager = new _overlay_manager.OverlayManager();
                                    dispatchToDOM = _app_options.AppOptions.get('eventBusDispatchToDOM');
                                    eventBus = appConfig.eventBus || (0, _dom_events.getGlobalEventBus)(dispatchToDOM);

                                    this.eventBus = eventBus;
                                    pdfRenderingQueue = new _pdf_rendering_queue.PDFRenderingQueue();

                                    pdfRenderingQueue.onIdle = this.cleanup.bind(this);
                                    this.pdfRenderingQueue = pdfRenderingQueue;
                                    pdfLinkService = new _pdf_link_service.PDFLinkService({
                                        eventBus: eventBus,
                                        externalLinkTarget: _app_options.AppOptions.get('externalLinkTarget'),
                                        externalLinkRel: _app_options.AppOptions.get('externalLinkRel')
                                    });

                                    this.pdfLinkService = pdfLinkService;
                                    downloadManager = this.externalServices.createDownloadManager({disableCreateObjectURL: _app_options.AppOptions.get('disableCreateObjectURL')});

                                    this.downloadManager = downloadManager;
                                    findController = new _pdf_find_controller.PDFFindController({
                                        linkService: pdfLinkService,
                                        eventBus: eventBus
                                    });

                                    this.findController = findController;
                                    container = appConfig.mainContainer;
                                    viewer = appConfig.viewerContainer;

                                    this.pdfViewer = new _pdf_viewer.PDFViewer({
                                        container: container,
                                        viewer: viewer,
                                        eventBus: eventBus,
                                        renderingQueue: pdfRenderingQueue,
                                        linkService: pdfLinkService,
                                        downloadManager: downloadManager,
                                        findController: findController,
                                        renderer: _app_options.AppOptions.get('renderer'),
                                        enableWebGL: _app_options.AppOptions.get('enableWebGL'),
                                        l10n: this.l10n,
                                        textLayerMode: _app_options.AppOptions.get('textLayerMode'),
                                        imageResourcesPath: _app_options.AppOptions.get('imageResourcesPath'),
                                        renderInteractiveForms: _app_options.AppOptions.get('renderInteractiveForms'),
                                        enablePrintAutoRotate: _app_options.AppOptions.get('enablePrintAutoRotate'),
                                        useOnlyCssZoom: _app_options.AppOptions.get('useOnlyCssZoom'),
                                        maxCanvasPixels: _app_options.AppOptions.get('maxCanvasPixels')
                                    });
                                    pdfRenderingQueue.setViewer(this.pdfViewer);
                                    pdfLinkService.setViewer(this.pdfViewer);
                                    thumbnailContainer = appConfig.sidebar.thumbnailView;

                                    this.pdfThumbnailViewer = new _pdf_thumbnail_viewer.PDFThumbnailViewer({
                                        container: thumbnailContainer,
                                        renderingQueue: pdfRenderingQueue,
                                        linkService: pdfLinkService,
                                        l10n: this.l10n
                                    });
                                    pdfRenderingQueue.setThumbnailViewer(this.pdfThumbnailViewer);
                                    this.pdfHistory = new _pdf_history.PDFHistory({
                                        linkService: pdfLinkService,
                                        eventBus: eventBus
                                    });
                                    pdfLinkService.setHistory(this.pdfHistory);
                                    this.findBar = new _pdf_find_bar.PDFFindBar(appConfig.findBar, eventBus, this.l10n);
                                    this.pdfDocumentProperties = new _pdf_document_properties.PDFDocumentProperties(appConfig.documentProperties, this.overlayManager, eventBus, this.l10n);
                                    this.pdfCursorTools = new _pdf_cursor_tools.PDFCursorTools({
                                        container: container,
                                        eventBus: eventBus,
                                        cursorToolOnLoad: _app_options.AppOptions.get('cursorToolOnLoad')
                                    });
                                    this.toolbar = new _toolbar.Toolbar(appConfig.toolbar, eventBus, this.l10n);
                                    this.secondaryToolbar = new _secondary_toolbar.SecondaryToolbar(appConfig.secondaryToolbar, container, eventBus);
                                    if (this.supportsFullscreen) {
                                        this.pdfPresentationMode = new _pdf_presentation_mode.PDFPresentationMode({
                                            container: container,
                                            viewer: viewer,
                                            pdfViewer: this.pdfViewer,
                                            eventBus: eventBus,
                                            contextMenuItems: appConfig.fullscreen
                                        });
                                    }
                                    this.passwordPrompt = new _password_prompt.PasswordPrompt(appConfig.passwordOverlay, this.overlayManager, this.l10n);
                                    this.pdfOutlineViewer = new _pdf_outline_viewer.PDFOutlineViewer({
                                        container: appConfig.sidebar.outlineView,
                                        eventBus: eventBus,
                                        linkService: pdfLinkService
                                    });
                                    this.pdfAttachmentViewer = new _pdf_attachment_viewer.PDFAttachmentViewer({
                                        container: appConfig.sidebar.attachmentsView,
                                        eventBus: eventBus,
                                        downloadManager: downloadManager
                                    });
                                    sidebarConfig = Object.create(appConfig.sidebar);

                                    sidebarConfig.pdfViewer = this.pdfViewer;
                                    sidebarConfig.pdfThumbnailViewer = this.pdfThumbnailViewer;
                                    this.pdfSidebar = new _pdf_sidebar.PDFSidebar(sidebarConfig, eventBus, this.l10n);
                                    this.pdfSidebar.onToggled = this.forceRendering.bind(this);
                                    this.pdfSidebarResizer = new _pdf_sidebar_resizer.PDFSidebarResizer(appConfig.sidebarResizer, eventBus, this.l10n);

                                case 39:
                                case 'end':
                                    return _context5.stop();
                            }
                        }
                    }, _callee5, this);
                }));

                function _initializeViewerComponents() {
                    return _ref5.apply(this, arguments);
                }

                return _initializeViewerComponents;
            }(),
            run: function run(config) {
                this.initialize(config).then(webViewerInitialized);
            },
            zoomIn: function zoomIn(ticks) {
                var newScale = this.pdfViewer.currentScale;
                do {
                    newScale = (newScale * DEFAULT_SCALE_DELTA).toFixed(2);
                    newScale = Math.ceil(newScale * 10) / 10;
                    newScale = Math.min(_ui_utils.MAX_SCALE, newScale);
                } while (--ticks > 0 && newScale < _ui_utils.MAX_SCALE);
                this.pdfViewer.currentScaleValue = newScale;
            },
            zoomOut: function zoomOut(ticks) {
                var newScale = this.pdfViewer.currentScale;
                do {
                    newScale = (newScale / DEFAULT_SCALE_DELTA).toFixed(2);
                    newScale = Math.floor(newScale * 10) / 10;
                    newScale = Math.max(_ui_utils.MIN_SCALE, newScale);
                } while (--ticks > 0 && newScale > _ui_utils.MIN_SCALE);
                this.pdfViewer.currentScaleValue = newScale;
            },

            get pagesCount() {
                return this.pdfDocument ? this.pdfDocument.numPages : 0;
            },
            set page(val) {
                this.pdfViewer.currentPageNumber = val;
            },
            get page() {
                return this.pdfViewer.currentPageNumber;
            },
            get printing() {
                return !!this.printService;
            },
            get supportsPrinting() {
                return PDFPrintServiceFactory.instance.supportsPrinting;
            },
            get supportsFullscreen() {
                var support = void 0;
                var doc = document.documentElement;
                support = !!(doc.requestFullscreen || doc.mozRequestFullScreen || doc.webkitRequestFullScreen || doc.msRequestFullscreen);
                if (document.fullscreenEnabled === false || document.mozFullScreenEnabled === false || document.webkitFullscreenEnabled === false || document.msFullscreenEnabled === false) {
                    support = false;
                }
                return (0, _pdfjsLib.shadow)(this, 'supportsFullscreen', support);
            },
            get supportsIntegratedFind() {
                return this.externalServices.supportsIntegratedFind;
            },
            get supportsDocumentFonts() {
                return this.externalServices.supportsDocumentFonts;
            },
            get supportsDocumentColors() {
                return this.externalServices.supportsDocumentColors;
            },
            get loadingBar() {
                var bar = new _ui_utils.ProgressBar('#loadingBar');
                return (0, _pdfjsLib.shadow)(this, 'loadingBar', bar);
            },
            get supportedMouseWheelZoomModifierKeys() {
                return this.externalServices.supportedMouseWheelZoomModifierKeys;
            },
            initPassiveLoading: function initPassiveLoading() {
                throw new Error('Not implemented: initPassiveLoading');
            },
            setTitleUsingUrl: function setTitleUsingUrl() {
                var url = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : '';

                this.url = url;
                this.baseUrl = url.split('#')[0];
                var title = (0, _ui_utils.getPDFFileNameFromURL)(url, '');
                if (!title) {
                    try {
                        title = decodeURIComponent((0, _pdfjsLib.getFilenameFromUrl)(url)) || url;
                    } catch (ex) {
                        title = url;
                    }
                }
                this.setTitle(title);
            },
            setTitle: function setTitle(title) {
                if (this.isViewerEmbedded) {
                    return;
                }
                document.title = title;
            },
            close: function () {
                var _ref6 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee6() {
                    var errorWrapper, promise;
                    return _regenerator2.default.wrap(function _callee6$(_context6) {
                        while (1) {
                            switch (_context6.prev = _context6.next) {
                                case 0:
                                    errorWrapper = this.appConfig.errorWrapper.container;

                                    errorWrapper.setAttribute('hidden', 'true');

                                    if (this.pdfLoadingTask) {
                                        _context6.next = 4;
                                        break;
                                    }

                                    return _context6.abrupt('return');

                                case 4:
                                    promise = this.pdfLoadingTask.destroy();

                                    this.pdfLoadingTask = null;
                                    if (this.pdfDocument) {
                                        this.pdfDocument = null;
                                        this.pdfThumbnailViewer.setDocument(null);
                                        this.pdfViewer.setDocument(null);
                                        this.pdfLinkService.setDocument(null);
                                        this.pdfDocumentProperties.setDocument(null);
                                    }
                                    this.store = null;
                                    this.isInitialViewSet = false;
                                    this.downloadComplete = false;
                                    this.url = '';
                                    this.baseUrl = '';
                                    this.contentDispositionFilename = null;
                                    this.pdfSidebar.reset();
                                    this.pdfOutlineViewer.reset();
                                    this.pdfAttachmentViewer.reset();
                                    this.findBar.reset();
                                    this.toolbar.reset();
                                    this.secondaryToolbar.reset();
                                    if (typeof PDFBug !== 'undefined') {
                                        PDFBug.cleanup();
                                    }
                                    return _context6.abrupt('return', promise);

                                case 21:
                                case 'end':
                                    return _context6.stop();
                            }
                        }
                    }, _callee6, this);
                }));

                function close() {
                    return _ref6.apply(this, arguments);
                }

                return close;
            }(),
            open: function () {
                var _ref7 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee7(file, args) {
                    var _this2 = this;

                    var workerParameters, key, parameters, apiParameters, _key, prop, loadingTask;

                    return _regenerator2.default.wrap(function _callee7$(_context7) {
                        while (1) {
                            switch (_context7.prev = _context7.next) {
                                case 0:
                                    if (!this.pdfLoadingTask) {
                                        _context7.next = 3;
                                        break;
                                    }

                                    _context7.next = 3;
                                    return this.close();

                                case 3:
                                    workerParameters = _app_options.AppOptions.getAll('worker');

                                    for (key in workerParameters) {
                                        _pdfjsLib.GlobalWorkerOptions[key] = workerParameters[key];
                                    }
                                    parameters = Object.create(null);

                                    if (typeof file === 'string') {
                                        this.setTitleUsingUrl(file);
                                        parameters.url = file;
                                    } else if (file && 'byteLength' in file) {
                                        parameters.data = file;
                                    } else if (file.url && file.originalUrl) {
                                        this.setTitleUsingUrl(file.originalUrl);
                                        parameters.url = file.url;
                                    }
                                    apiParameters = _app_options.AppOptions.getAll('api');

                                    for (_key in apiParameters) {
                                        parameters[_key] = apiParameters[_key];
                                    }
                                    if (args) {
                                        for (prop in args) {
                                            if (prop === 'length') {
                                                this.pdfDocumentProperties.setFileSize(args[prop]);
                                            }
                                            parameters[prop] = args[prop];
                                        }
                                    }
                                    loadingTask = (0, _pdfjsLib.getDocument)(parameters);

                                    this.pdfLoadingTask = loadingTask;
                                    loadingTask.onPassword = function (updateCallback, reason) {
                                        _this2.passwordPrompt.setUpdateCallback(updateCallback, reason);
                                        _this2.passwordPrompt.open();
                                    };
                                    loadingTask.onProgress = function (_ref8) {
                                        var loaded = _ref8.loaded,
                                            total = _ref8.total;

                                        _this2.progress(loaded / total);
                                    };
                                    loadingTask.onUnsupportedFeature = this.fallback.bind(this);
                                    return _context7.abrupt('return', loadingTask.promise.then(function (pdfDocument) {
                                        _this2.load(pdfDocument);
                                    }, function (exception) {
                                        if (loadingTask !== _this2.pdfLoadingTask) {
                                            return;
                                        }
                                        var message = exception && exception.message;
                                        var loadingErrorMessage = void 0;
                                        if (exception instanceof _pdfjsLib.InvalidPDFException) {
                                            loadingErrorMessage = _this2.l10n.get('invalid_file_error', null, 'Invalid or corrupted PDF file.');
                                        } else if (exception instanceof _pdfjsLib.MissingPDFException) {
                                            loadingErrorMessage = _this2.l10n.get('missing_file_error', null, 'Missing PDF file.');
                                        } else if (exception instanceof _pdfjsLib.UnexpectedResponseException) {
                                            loadingErrorMessage = _this2.l10n.get('unexpected_response_error', null, 'Unexpected server response.');
                                        } else {
                                            loadingErrorMessage = _this2.l10n.get('loading_error', null, 'An error occurred while loading the PDF.');
                                        }
                                        return loadingErrorMessage.then(function (msg) {
                                            _this2.error(msg, {message: message});
                                            throw new Error(msg);
                                        });
                                    }));

                                case 16:
                                case 'end':
                                    return _context7.stop();
                            }
                        }
                    }, _callee7, this);
                }));

                function open(_x3, _x4) {
                    return _ref7.apply(this, arguments);
                }

                return open;
            }(),
            download: function download() {
                var _this3 = this;

                function downloadByUrl() {
                    downloadManager.downloadUrl(url, filename);
                }

                var url = this.baseUrl;
                var filename = this.contentDispositionFilename || (0, _ui_utils.getPDFFileNameFromURL)(this.url);
                var downloadManager = this.downloadManager;
                downloadManager.onerror = function (err) {
                    _this3.error('PDF failed to download: ' + err);
                };
                if (!this.pdfDocument || !this.downloadComplete) {
                    downloadByUrl();
                    return;
                }
                this.pdfDocument.getData().then(function (data) {
                    var blob = new Blob([data], {type: 'application/pdf'});
                    downloadManager.download(blob, url, filename);
                }).catch(downloadByUrl);
            },
            fallback: function fallback(featureId) {
            },
            error: function error(message, moreInfo) {
                var moreInfoText = [this.l10n.get('error_version_info', {
                    version: _pdfjsLib.version || '?',
                    build: _pdfjsLib.build || '?'
                }, 'PDF.js v{{version}} (build: {{build}})')];
                if (moreInfo) {
                    moreInfoText.push(this.l10n.get('error_message', {message: moreInfo.message}, 'Message: {{message}}'));
                    if (moreInfo.stack) {
                        moreInfoText.push(this.l10n.get('error_stack', {stack: moreInfo.stack}, 'Stack: {{stack}}'));
                    } else {
                        if (moreInfo.filename) {
                            moreInfoText.push(this.l10n.get('error_file', {file: moreInfo.filename}, 'File: {{file}}'));
                        }
                        if (moreInfo.lineNumber) {
                            moreInfoText.push(this.l10n.get('error_line', {line: moreInfo.lineNumber}, 'Line: {{line}}'));
                        }
                    }
                }
                var errorWrapperConfig = this.appConfig.errorWrapper;
                var errorWrapper = errorWrapperConfig.container;
                errorWrapper.removeAttribute('hidden');
                var errorMessage = errorWrapperConfig.errorMessage;
                errorMessage.textContent = message;
                var closeButton = errorWrapperConfig.closeButton;
                closeButton.onclick = function () {
                    errorWrapper.setAttribute('hidden', 'true');
                };
                var errorMoreInfo = errorWrapperConfig.errorMoreInfo;
                var moreInfoButton = errorWrapperConfig.moreInfoButton;
                var lessInfoButton = errorWrapperConfig.lessInfoButton;
                moreInfoButton.onclick = function () {
                    errorMoreInfo.removeAttribute('hidden');
                    moreInfoButton.setAttribute('hidden', 'true');
                    lessInfoButton.removeAttribute('hidden');
                    errorMoreInfo.style.height = errorMoreInfo.scrollHeight + 'px';
                };
                lessInfoButton.onclick = function () {
                    errorMoreInfo.setAttribute('hidden', 'true');
                    moreInfoButton.removeAttribute('hidden');
                    lessInfoButton.setAttribute('hidden', 'true');
                };
                moreInfoButton.oncontextmenu = _ui_utils.noContextMenuHandler;
                lessInfoButton.oncontextmenu = _ui_utils.noContextMenuHandler;
                closeButton.oncontextmenu = _ui_utils.noContextMenuHandler;
                moreInfoButton.removeAttribute('hidden');
                lessInfoButton.setAttribute('hidden', 'true');
                Promise.all(moreInfoText).then(function (parts) {
                    errorMoreInfo.value = parts.join('\n');
                });
            },
            progress: function progress(level) {
                var _this4 = this;

                if (this.downloadComplete) {
                    return;
                }
                var percent = Math.round(level * 100);
                if (percent > this.loadingBar.percent || isNaN(percent)) {
                    this.loadingBar.percent = percent;
                    var disableAutoFetch = this.pdfDocument ? this.pdfDocument.loadingParams['disableAutoFetch'] : _app_options.AppOptions.get('disableAutoFetch');
                    if (disableAutoFetch && percent) {
                        if (this.disableAutoFetchLoadingBarTimeout) {
                            clearTimeout(this.disableAutoFetchLoadingBarTimeout);
                            this.disableAutoFetchLoadingBarTimeout = null;
                        }
                        this.loadingBar.show();
                        this.disableAutoFetchLoadingBarTimeout = setTimeout(function () {
                            _this4.loadingBar.hide();
                            _this4.disableAutoFetchLoadingBarTimeout = null;
                        }, DISABLE_AUTO_FETCH_LOADING_BAR_TIMEOUT);
                    }
                }
            },
            load: function load(pdfDocument) {
                var _this5 = this;

                this.pdfDocument = pdfDocument;
                pdfDocument.getDownloadInfo().then(function () {
                    _this5.downloadComplete = true;
                    _this5.loadingBar.hide();
                    firstPagePromise.then(function () {
                        _this5.eventBus.dispatch('documentloaded', {source: _this5});
                        _this5.eventBus.dispatch('documentload', {source: _this5});
                    });
                });
                var pageModePromise = pdfDocument.getPageMode().catch(function () {
                });
                this.toolbar.setPagesCount(pdfDocument.numPages, false);
                this.secondaryToolbar.setPagesCount(pdfDocument.numPages);
                var store = this.store = new _view_history.ViewHistory(pdfDocument.fingerprint);
                var baseDocumentUrl = void 0;
                baseDocumentUrl = null;
                this.pdfLinkService.setDocument(pdfDocument, baseDocumentUrl);
                this.pdfDocumentProperties.setDocument(pdfDocument, this.url);
                var pdfViewer = this.pdfViewer;
                pdfViewer.setDocument(pdfDocument);
                var firstPagePromise = pdfViewer.firstPagePromise;
                var pagesPromise = pdfViewer.pagesPromise;
                var onePageRendered = pdfViewer.onePageRendered;
                var pdfThumbnailViewer = this.pdfThumbnailViewer;
                pdfThumbnailViewer.setDocument(pdfDocument);
                firstPagePromise.then(function (pdfPage) {
                    _this5.loadingBar.setWidth(_this5.appConfig.viewerContainer);
                    if (!_app_options.AppOptions.get('disableHistory') && !_this5.isViewerEmbedded) {
                        var resetHistory = !_app_options.AppOptions.get('showPreviousViewOnLoad');
                        _this5.pdfHistory.initialize(pdfDocument.fingerprint, resetHistory);
                        if (_this5.pdfHistory.initialBookmark) {
                            _this5.initialBookmark = _this5.pdfHistory.initialBookmark;
                            _this5.initialRotation = _this5.pdfHistory.initialRotation;
                        }
                    }
                    var storePromise = store.getMultiple({
                        page: null,
                        zoom: _ui_utils.DEFAULT_SCALE_VALUE,
                        scrollLeft: '0',
                        scrollTop: '0',
                        rotation: null,
                        sidebarView: _pdf_sidebar.SidebarView.NONE,
                        scrollMode: null,
                        spreadMode: null
                    }).catch(function () {
                    });
                    Promise.all([storePromise, pageModePromise]).then(function () {
                        var _ref10 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee8(_ref9) {
                            var _ref11 = _slicedToArray(_ref9, 2),
                                _ref11$ = _ref11[0],
                                values = _ref11$ === undefined ? {} : _ref11$,
                                pageMode = _ref11[1];

                            var initialBookmark, zoom, hash, rotation, sidebarView, scrollMode, spreadMode;
                            return _regenerator2.default.wrap(function _callee8$(_context8) {
                                while (1) {
                                    switch (_context8.prev = _context8.next) {
                                        case 0:
                                            initialBookmark = _this5.initialBookmark;
                                            zoom = _app_options.AppOptions.get('defaultZoomValue');
                                            hash = zoom ? 'zoom=' + zoom : null;
                                            rotation = null;
                                            sidebarView = _app_options.AppOptions.get('sidebarViewOnLoad');
                                            scrollMode = _app_options.AppOptions.get('scrollModeOnLoad');
                                            spreadMode = _app_options.AppOptions.get('spreadModeOnLoad');

                                            if (values.page && _app_options.AppOptions.get('showPreviousViewOnLoad')) {
                                                hash = 'page=' + values.page + '&zoom=' + (zoom || values.zoom) + ',' + values.scrollLeft + ',' + values.scrollTop;
                                                rotation = parseInt(values.rotation, 10);
                                                sidebarView = sidebarView || values.sidebarView | 0;
                                                scrollMode = scrollMode || values.scrollMode | 0;
                                                spreadMode = spreadMode || values.spreadMode | 0;
                                            }
                                            if (pageMode && !_app_options.AppOptions.get('disablePageMode')) {
                                                sidebarView = sidebarView || apiPageModeToSidebarView(pageMode);
                                            }
                                            _this5.setInitialView(hash, {
                                                rotation: rotation,
                                                sidebarView: sidebarView,
                                                scrollMode: scrollMode,
                                                spreadMode: spreadMode
                                            });
                                            _this5.eventBus.dispatch('documentinit', {source: _this5});
                                            if (!_this5.isViewerEmbedded) {
                                                pdfViewer.focus();
                                            }
                                            _context8.next = 14;
                                            return Promise.race([pagesPromise, new Promise(function (resolve) {
                                                setTimeout(resolve, FORCE_PAGES_LOADED_TIMEOUT);
                                            })]);

                                        case 14:
                                            if (!(!initialBookmark && !hash)) {
                                                _context8.next = 16;
                                                break;
                                            }

                                            return _context8.abrupt('return');

                                        case 16:
                                            if (!pdfViewer.hasEqualPageSizes) {
                                                _context8.next = 18;
                                                break;
                                            }

                                            return _context8.abrupt('return');

                                        case 18:
                                            _this5.initialBookmark = initialBookmark;
                                            pdfViewer.currentScaleValue = pdfViewer.currentScaleValue;
                                            _this5.setInitialView(hash);

                                        case 21:
                                        case 'end':
                                            return _context8.stop();
                                    }
                                }
                            }, _callee8, _this5);
                        }));

                        return function (_x5) {
                            return _ref10.apply(this, arguments);
                        };
                    }()).then(function () {
                        pdfViewer.update();
                    });
                });
                pdfDocument.getPageLabels().then(function (labels) {
                    if (!labels || _app_options.AppOptions.get('disablePageLabels')) {
                        return;
                    }
                    var i = 0,
                        numLabels = labels.length;
                    if (numLabels !== _this5.pagesCount) {
                        console.error('The number of Page Labels does not match ' + 'the number of pages in the document.');
                        return;
                    }
                    while (i < numLabels && labels[i] === (i + 1).toString()) {
                        i++;
                    }
                    if (i === numLabels) {
                        return;
                    }
                    pdfViewer.setPageLabels(labels);
                    pdfThumbnailViewer.setPageLabels(labels);
                    _this5.toolbar.setPagesCount(pdfDocument.numPages, true);
                    _this5.toolbar.setPageNumber(pdfViewer.currentPageNumber, pdfViewer.currentPageLabel);
                });
                pagesPromise.then(function () {
                    if (!_this5.supportsPrinting) {
                        return;
                    }
                    pdfDocument.getJavaScript().then(function (javaScript) {
                        if (!javaScript) {
                            return;
                        }
                        javaScript.some(function (js) {
                            if (!js) {
                                return false;
                            }
                            console.warn('Warning: JavaScript is not supported');
                            _this5.fallback(_pdfjsLib.UNSUPPORTED_FEATURES.javaScript);
                            return true;
                        });
                        var regex = /\bprint\s*\(/;
                        for (var i = 0, ii = javaScript.length; i < ii; i++) {
                            var js = javaScript[i];
                            if (js && regex.test(js)) {
                                setTimeout(function () {
                                    window.print();
                                });
                                return;
                            }
                        }
                    });
                });
                Promise.all([onePageRendered, _ui_utils.animationStarted]).then(function () {
                    pdfDocument.getOutline().then(function (outline) {
                        _this5.pdfOutlineViewer.render({outline: outline});
                    });
                    pdfDocument.getAttachments().then(function (attachments) {
                        _this5.pdfAttachmentViewer.render({attachments: attachments});
                    });
                });
                pdfDocument.getMetadata().then(function (_ref12) {
                    var info = _ref12.info,
                        metadata = _ref12.metadata,
                        contentDispositionFilename = _ref12.contentDispositionFilename;

                    _this5.documentInfo = info;
                    _this5.metadata = metadata;
                    _this5.contentDispositionFilename = contentDispositionFilename;
                    console.log('PDF ' + pdfDocument.fingerprint + ' [' + info.PDFFormatVersion + ' ' + (info.Producer || '-').trim() + ' / ' + (info.Creator || '-').trim() + ']' + ' (PDF.js: ' + (_pdfjsLib.version || '-') + (_app_options.AppOptions.get('enableWebGL') ? ' [WebGL]' : '') + ')');
                    var pdfTitle = void 0;
                    if (metadata && metadata.has('dc:title')) {
                        var title = metadata.get('dc:title');
                        if (title !== 'Untitled') {
                            pdfTitle = title;
                        }
                    }
                    if (!pdfTitle && info && info['Title']) {
                        pdfTitle = info['Title'];
                    }
                    if (pdfTitle) {
                        _this5.setTitle(pdfTitle + ' - ' + (contentDispositionFilename || document.title));
                    } else if (contentDispositionFilename) {
                        _this5.setTitle(contentDispositionFilename);
                    }
                    if (info.IsAcroFormPresent) {
                        console.warn('Warning: AcroForm/XFA is not supported');
                        _this5.fallback(_pdfjsLib.UNSUPPORTED_FEATURES.forms);
                    }
                });
            },
            setInitialView: function setInitialView(storedHash) {
                var _this6 = this;

                var _ref13 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {},
                    rotation = _ref13.rotation,
                    sidebarView = _ref13.sidebarView,
                    scrollMode = _ref13.scrollMode,
                    spreadMode = _ref13.spreadMode;

                var setRotation = function setRotation(angle) {
                    if ((0, _ui_utils.isValidRotation)(angle)) {
                        _this6.pdfViewer.pagesRotation = angle;
                    }
                };
                var setViewerModes = function setViewerModes(scroll, spread) {
                    if (Number.isInteger(scroll)) {
                        _this6.pdfViewer.scrollMode = scroll;
                    }
                    if (Number.isInteger(spread)) {
                        _this6.pdfViewer.spreadMode = spread;
                    }
                };
                setViewerModes(scrollMode, spreadMode);
                this.isInitialViewSet = true;
                this.pdfSidebar.setInitialView(sidebarView);
                if (this.initialBookmark) {
                    setRotation(this.initialRotation);
                    delete this.initialRotation;
                    this.pdfLinkService.setHash(this.initialBookmark);
                    this.initialBookmark = null;
                } else if (storedHash) {
                    setRotation(rotation);
                    this.pdfLinkService.setHash(storedHash);
                }
                this.toolbar.setPageNumber(this.pdfViewer.currentPageNumber, this.pdfViewer.currentPageLabel);
                this.secondaryToolbar.setPageNumber(this.pdfViewer.currentPageNumber);
                if (!this.pdfViewer.currentScaleValue) {
                    this.pdfViewer.currentScaleValue = _ui_utils.DEFAULT_SCALE_VALUE;
                }
            },
            cleanup: function cleanup() {
                if (!this.pdfDocument) {
                    return;
                }
                this.pdfViewer.cleanup();
                this.pdfThumbnailViewer.cleanup();
                if (this.pdfViewer.renderer !== _ui_utils.RendererType.SVG) {
                    this.pdfDocument.cleanup();
                }
            },
            forceRendering: function forceRendering() {
                this.pdfRenderingQueue.printing = this.printing;
                this.pdfRenderingQueue.isThumbnailViewEnabled = this.pdfSidebar.isThumbnailViewVisible;
                this.pdfRenderingQueue.renderHighestPriority();
            },
            beforePrint: function beforePrint() {
                var _this7 = this;

                if (this.printService) {
                    return;
                }
                if (!this.supportsPrinting) {
                    this.l10n.get('printing_not_supported', null, 'Warning: Printing is not fully supported by ' + 'this browser.').then(function (printMessage) {
                        _this7.error(printMessage);
                    });
                    return;
                }
                if (!this.pdfViewer.pageViewsReady) {
                    this.l10n.get('printing_not_ready', null, 'Warning: The PDF is not fully loaded for printing.').then(function (notReadyMessage) {
                        window.alert(notReadyMessage);
                    });
                    return;
                }
                var pagesOverview = this.pdfViewer.getPagesOverview();
                var printContainer = this.appConfig.printContainer;
                var printService = PDFPrintServiceFactory.instance.createPrintService(this.pdfDocument, pagesOverview, printContainer, this.l10n);
                this.printService = printService;
                this.forceRendering();
                printService.layout();
            },

            afterPrint: function pdfViewSetupAfterPrint() {
                if (this.printService) {
                    this.printService.destroy();
                    this.printService = null;
                }
                this.forceRendering();
            },
            rotatePages: function rotatePages(delta) {
                if (!this.pdfDocument) {
                    return;
                }
                var newRotation = (this.pdfViewer.pagesRotation + 360 + delta) % 360;
                this.pdfViewer.pagesRotation = newRotation;
            },
            requestPresentationMode: function requestPresentationMode() {
                if (!this.pdfPresentationMode) {
                    return;
                }
                this.pdfPresentationMode.request();
            },
            bindEvents: function bindEvents() {
                var eventBus = this.eventBus,
                    _boundEvents = this._boundEvents;

                _boundEvents.beforePrint = this.beforePrint.bind(this);
                _boundEvents.afterPrint = this.afterPrint.bind(this);
                eventBus.on('resize', webViewerResize);
                eventBus.on('hashchange', webViewerHashchange);
                eventBus.on('beforeprint', _boundEvents.beforePrint);
                eventBus.on('afterprint', _boundEvents.afterPrint);
                eventBus.on('pagerendered', webViewerPageRendered);
                eventBus.on('textlayerrendered', webViewerTextLayerRendered);
                eventBus.on('updateviewarea', webViewerUpdateViewarea);
                eventBus.on('pagechanging', webViewerPageChanging);
                eventBus.on('scalechanging', webViewerScaleChanging);
                eventBus.on('rotationchanging', webViewerRotationChanging);
                eventBus.on('sidebarviewchanged', webViewerSidebarViewChanged);
                eventBus.on('pagemode', webViewerPageMode);
                eventBus.on('namedaction', webViewerNamedAction);
                eventBus.on('presentationmodechanged', webViewerPresentationModeChanged);
                eventBus.on('presentationmode', webViewerPresentationMode);
                eventBus.on('openfile', webViewerOpenFile);
                eventBus.on('print', webViewerPrint);
                eventBus.on('download', webViewerDownload);
                eventBus.on('firstpage', webViewerFirstPage);
                eventBus.on('lastpage', webViewerLastPage);
                eventBus.on('nextpage', webViewerNextPage);
                eventBus.on('previouspage', webViewerPreviousPage);
                eventBus.on('zoomin', webViewerZoomIn);
                eventBus.on('zoomout', webViewerZoomOut);
                eventBus.on('pagenumberchanged', webViewerPageNumberChanged);
                eventBus.on('scalechanged', webViewerScaleChanged);
                eventBus.on('rotatecw', webViewerRotateCw);
                eventBus.on('rotateccw', webViewerRotateCcw);
                eventBus.on('switchscrollmode', webViewerSwitchScrollMode);
                eventBus.on('scrollmodechanged', webViewerScrollModeChanged);
                eventBus.on('switchspreadmode', webViewerSwitchSpreadMode);
                eventBus.on('spreadmodechanged', webViewerSpreadModeChanged);
                eventBus.on('documentproperties', webViewerDocumentProperties);
                eventBus.on('find', webViewerFind);
                eventBus.on('findfromurlhash', webViewerFindFromUrlHash);
                eventBus.on('updatefindmatchescount', webViewerUpdateFindMatchesCount);
                eventBus.on('updatefindcontrolstate', webViewerUpdateFindControlState);
                eventBus.on('fileinputchange', webViewerFileInputChange);
            },
            bindWindowEvents: function bindWindowEvents() {
                var eventBus = this.eventBus,
                    _boundEvents = this._boundEvents;

                _boundEvents.windowResize = function () {
                    eventBus.dispatch('resize', {source: window});
                };
                _boundEvents.windowHashChange = function () {
                    eventBus.dispatch('hashchange', {
                        source: window,
                        hash: document.location.hash.substring(1)
                    });
                };
                _boundEvents.windowBeforePrint = function () {
                    eventBus.dispatch('beforeprint', {source: window});
                };
                _boundEvents.windowAfterPrint = function () {
                    eventBus.dispatch('afterprint', {source: window});
                };
                window.addEventListener('wheel', webViewerWheel);
                window.addEventListener('click', webViewerClick);
                window.addEventListener('keydown', webViewerKeyDown);
                window.addEventListener('resize', _boundEvents.windowResize);
                window.addEventListener('hashchange', _boundEvents.windowHashChange);
                window.addEventListener('beforeprint', _boundEvents.windowBeforePrint);
                window.addEventListener('afterprint', _boundEvents.windowAfterPrint);
            },
            unbindEvents: function unbindEvents() {
                var eventBus = this.eventBus,
                    _boundEvents = this._boundEvents;

                eventBus.off('resize', webViewerResize);
                eventBus.off('hashchange', webViewerHashchange);
                eventBus.off('beforeprint', _boundEvents.beforePrint);
                eventBus.off('afterprint', _boundEvents.afterPrint);
                eventBus.off('pagerendered', webViewerPageRendered);
                eventBus.off('textlayerrendered', webViewerTextLayerRendered);
                eventBus.off('updateviewarea', webViewerUpdateViewarea);
                eventBus.off('pagechanging', webViewerPageChanging);
                eventBus.off('scalechanging', webViewerScaleChanging);
                eventBus.off('rotationchanging', webViewerRotationChanging);
                eventBus.off('sidebarviewchanged', webViewerSidebarViewChanged);
                eventBus.off('pagemode', webViewerPageMode);
                eventBus.off('namedaction', webViewerNamedAction);
                eventBus.off('presentationmodechanged', webViewerPresentationModeChanged);
                eventBus.off('presentationmode', webViewerPresentationMode);
                eventBus.off('openfile', webViewerOpenFile);
                eventBus.off('print', webViewerPrint);
                eventBus.off('download', webViewerDownload);
                eventBus.off('firstpage', webViewerFirstPage);
                eventBus.off('lastpage', webViewerLastPage);
                eventBus.off('nextpage', webViewerNextPage);
                eventBus.off('previouspage', webViewerPreviousPage);
                eventBus.off('zoomin', webViewerZoomIn);
                eventBus.off('zoomout', webViewerZoomOut);
                eventBus.off('pagenumberchanged', webViewerPageNumberChanged);
                eventBus.off('scalechanged', webViewerScaleChanged);
                eventBus.off('rotatecw', webViewerRotateCw);
                eventBus.off('rotateccw', webViewerRotateCcw);
                eventBus.off('switchscrollmode', webViewerSwitchScrollMode);
                eventBus.off('scrollmodechanged', webViewerScrollModeChanged);
                eventBus.off('switchspreadmode', webViewerSwitchSpreadMode);
                eventBus.off('spreadmodechanged', webViewerSpreadModeChanged);
                eventBus.off('documentproperties', webViewerDocumentProperties);
                eventBus.off('find', webViewerFind);
                eventBus.off('findfromurlhash', webViewerFindFromUrlHash);
                eventBus.off('updatefindmatchescount', webViewerUpdateFindMatchesCount);
                eventBus.off('updatefindcontrolstate', webViewerUpdateFindControlState);
                eventBus.off('fileinputchange', webViewerFileInputChange);
                _boundEvents.beforePrint = null;
                _boundEvents.afterPrint = null;
            },
            unbindWindowEvents: function unbindWindowEvents() {
                var _boundEvents = this._boundEvents;

                window.removeEventListener('wheel', webViewerWheel);
                window.removeEventListener('click', webViewerClick);
                window.removeEventListener('keydown', webViewerKeyDown);
                window.removeEventListener('resize', _boundEvents.windowResize);
                window.removeEventListener('hashchange', _boundEvents.windowHashChange);
                window.removeEventListener('beforeprint', _boundEvents.windowBeforePrint);
                window.removeEventListener('afterprint', _boundEvents.windowAfterPrint);
                _boundEvents.windowResize = null;
                _boundEvents.windowHashChange = null;
                _boundEvents.windowBeforePrint = null;
                _boundEvents.windowAfterPrint = null;
            }
        };
        var validateFileURL = void 0;
        {
            var HOSTED_VIEWER_ORIGINS = ['null', 'http://mozilla.github.io', 'https://mozilla.github.io'];
            validateFileURL = function validateFileURL(file) {
                if (file === undefined) {
                    return;
                }
                try {
                    var viewerOrigin = new _pdfjsLib.URL(window.location.href).origin || 'null';
                    if (HOSTED_VIEWER_ORIGINS.includes(viewerOrigin)) {
                        return;
                    }

                    var _ref14 = new _pdfjsLib.URL(file, window.location.href),
                        origin = _ref14.origin,
                        protocol = _ref14.protocol;

                    if (origin !== viewerOrigin && protocol !== 'blob:') {
                        throw new Error('file origin does not match viewer\'s');
                    }
                } catch (ex) {
                    var message = ex && ex.message;
                    PDFViewerApplication.l10n.get('loading_error', null, 'An error occurred while loading the PDF.').then(function (loadingErrorMessage) {
                        PDFViewerApplication.error(loadingErrorMessage, {message: message});
                    });
                    throw ex;
                }
            };
        }

        function loadFakeWorker() {
            if (!_pdfjsLib.GlobalWorkerOptions.workerSrc) {
                _pdfjsLib.GlobalWorkerOptions.workerSrc = _app_options.AppOptions.get('workerSrc');
            }
            return (0, _pdfjsLib.loadScript)(_pdfjsLib.PDFWorker.getWorkerSrc());
        }

        function loadAndEnablePDFBug(enabledTabs) {
            var appConfig = PDFViewerApplication.appConfig;
            return (0, _pdfjsLib.loadScript)(appConfig.debuggerScriptPath).then(function () {
                PDFBug.enable(enabledTabs);
                PDFBug.init({
                    OPS: _pdfjsLib.OPS,
                    createObjectURL: _pdfjsLib.createObjectURL
                }, appConfig.mainContainer);
            });
        }

        function webViewerInitialized() {
            var appConfig = PDFViewerApplication.appConfig;
            var file = void 0;
            var queryString = document.location.search.substring(1);
            var params = (0, _ui_utils.parseQueryString)(queryString);
            file = 'file' in params ? params.file : _app_options.AppOptions.get('defaultUrl');
            validateFileURL(file);
            var fileInput = document.createElement('input');
            fileInput.id = appConfig.openFileInputName;
            fileInput.className = 'fileInput';
            fileInput.setAttribute('type', 'file');
            fileInput.oncontextmenu = _ui_utils.noContextMenuHandler;
            document.body.appendChild(fileInput);
            if (!window.File || !window.FileReader || !window.FileList || !window.Blob) {
                appConfig.toolbar.openFile.setAttribute('hidden', 'true');
                appConfig.secondaryToolbar.openFileButton.setAttribute('hidden', 'true');
            } else {
                fileInput.value = null;
            }
            fileInput.addEventListener('change', function (evt) {
                var files = evt.target.files;
                if (!files || files.length === 0) {
                    return;
                }
                PDFViewerApplication.eventBus.dispatch('fileinputchange', {
                    source: this,
                    fileInput: evt.target
                });
            });
            appConfig.mainContainer.addEventListener('dragover', function (evt) {
                evt.preventDefault();
                evt.dataTransfer.dropEffect = 'move';
            });
            appConfig.mainContainer.addEventListener('drop', function (evt) {
                evt.preventDefault();
                var files = evt.dataTransfer.files;
                if (!files || files.length === 0) {
                    return;
                }
                PDFViewerApplication.eventBus.dispatch('fileinputchange', {
                    source: this,
                    fileInput: evt.dataTransfer
                });
            });
            if (!PDFViewerApplication.supportsPrinting) {
                appConfig.toolbar.print.classList.add('hidden');
                appConfig.secondaryToolbar.printButton.classList.add('hidden');
            }
            if (!PDFViewerApplication.supportsFullscreen) {
                appConfig.toolbar.presentationModeButton.classList.add('hidden');
                appConfig.secondaryToolbar.presentationModeButton.classList.add('hidden');
            }
            if (PDFViewerApplication.supportsIntegratedFind) {
                appConfig.toolbar.viewFind.classList.add('hidden');
            }
            appConfig.mainContainer.addEventListener('transitionend', function (evt) {
                if (evt.target === this) {
                    PDFViewerApplication.eventBus.dispatch('resize', {source: this});
                }
            }, true);
            appConfig.sidebar.toggleButton.addEventListener('click', function () {
                PDFViewerApplication.pdfSidebar.toggle();
            });
            try {
                webViewerOpenFileViaURL(file);
            } catch (reason) {
                PDFViewerApplication.l10n.get('loading_error', null, 'An error occurred while loading the PDF.').then(function (msg) {
                    PDFViewerApplication.error(msg, reason);
                });
            }
        }

        var webViewerOpenFileViaURL = void 0;
        {
            webViewerOpenFileViaURL = function webViewerOpenFileViaURL(file) {
                if (file && file.lastIndexOf('file:', 0) === 0) {
                    PDFViewerApplication.setTitleUsingUrl(file);
                    var xhr = new XMLHttpRequest();
                    xhr.onload = function () {
                        PDFViewerApplication.open(new Uint8Array(xhr.response));
                    };
                    try {
                        xhr.open('GET', file);
                        xhr.responseType = 'arraybuffer';
                        xhr.send();
                    } catch (ex) {
                        throw ex;
                    }
                    return;
                }
                if (file) {
                    PDFViewerApplication.open(file);
                }
            };
        }

        function webViewerPageRendered(evt) {
            var pageNumber = evt.pageNumber;
            var pageIndex = pageNumber - 1;
            var pageView = PDFViewerApplication.pdfViewer.getPageView(pageIndex);
            if (pageNumber === PDFViewerApplication.page) {
                PDFViewerApplication.toolbar.updateLoadingIndicatorState(false);
            }
            if (!pageView) {
                return;
            }
            if (PDFViewerApplication.pdfSidebar.isThumbnailViewVisible) {
                var thumbnailView = PDFViewerApplication.pdfThumbnailViewer.getThumbnail(pageIndex);
                thumbnailView.setImage(pageView);
            }
            if (typeof Stats !== 'undefined' && Stats.enabled && pageView.stats) {
                Stats.add(pageNumber, pageView.stats);
            }
            if (pageView.error) {
                PDFViewerApplication.l10n.get('rendering_error', null, 'An error occurred while rendering the page.').then(function (msg) {
                    PDFViewerApplication.error(msg, pageView.error);
                });
            }
        }

        function webViewerTextLayerRendered(evt) {
        }

        function webViewerPageMode(evt) {
            var mode = evt.mode,
                view = void 0;
            switch (mode) {
                case 'thumbs':
                    view = _pdf_sidebar.SidebarView.THUMBS;
                    break;
                case 'bookmarks':
                case 'outline':
                    view = _pdf_sidebar.SidebarView.OUTLINE;
                    break;
                case 'attachments':
                    view = _pdf_sidebar.SidebarView.ATTACHMENTS;
                    break;
                case 'none':
                    view = _pdf_sidebar.SidebarView.NONE;
                    break;
                default:
                    console.error('Invalid "pagemode" hash parameter: ' + mode);
                    return;
            }
            PDFViewerApplication.pdfSidebar.switchView(view, true);
        }

        function webViewerNamedAction(evt) {
            var action = evt.action;
            switch (action) {
                case 'GoToPage':
                    PDFViewerApplication.appConfig.toolbar.pageNumber.select();
                    break;
                case 'Find':
                    if (!PDFViewerApplication.supportsIntegratedFind) {
                        PDFViewerApplication.findBar.toggle();
                    }
                    break;
            }
        }

        function webViewerPresentationModeChanged(evt) {
            var active = evt.active,
                switchInProgress = evt.switchInProgress;

            PDFViewerApplication.pdfViewer.presentationModeState = switchInProgress ? _ui_utils.PresentationModeState.CHANGING : active ? _ui_utils.PresentationModeState.FULLSCREEN : _ui_utils.PresentationModeState.NORMAL;
        }

        function webViewerSidebarViewChanged(evt) {
            PDFViewerApplication.pdfRenderingQueue.isThumbnailViewEnabled = PDFViewerApplication.pdfSidebar.isThumbnailViewVisible;
            var store = PDFViewerApplication.store;
            if (store && PDFViewerApplication.isInitialViewSet) {
                store.set('sidebarView', evt.view).catch(function () {
                });
            }
        }

        function webViewerUpdateViewarea(evt) {
            var location = evt.location,
                store = PDFViewerApplication.store;
            if (store && PDFViewerApplication.isInitialViewSet) {
                store.setMultiple({
                    'page': location.pageNumber,
                    'zoom': location.scale,
                    'scrollLeft': location.left,
                    'scrollTop': location.top,
                    'rotation': location.rotation
                }).catch(function () {
                });
            }
            var href = PDFViewerApplication.pdfLinkService.getAnchorUrl(location.pdfOpenParams);
            PDFViewerApplication.appConfig.toolbar.viewBookmark.href = href;
            PDFViewerApplication.appConfig.secondaryToolbar.viewBookmarkButton.href = href;
            var currentPage = PDFViewerApplication.pdfViewer.getPageView(PDFViewerApplication.page - 1);
            var loading = currentPage.renderingState !== _pdf_rendering_queue.RenderingStates.FINISHED;
            PDFViewerApplication.toolbar.updateLoadingIndicatorState(loading);
        }

        function webViewerScrollModeChanged(evt) {
            var store = PDFViewerApplication.store;
            if (store && PDFViewerApplication.isInitialViewSet) {
                store.set('scrollMode', evt.mode).catch(function () {
                });
            }
        }

        function webViewerSpreadModeChanged(evt) {
            var store = PDFViewerApplication.store;
            if (store && PDFViewerApplication.isInitialViewSet) {
                store.set('spreadMode', evt.mode).catch(function () {
                });
            }
        }

        function webViewerResize() {
            var pdfDocument = PDFViewerApplication.pdfDocument,
                pdfViewer = PDFViewerApplication.pdfViewer;

            if (!pdfDocument) {
                return;
            }
            var currentScaleValue = pdfViewer.currentScaleValue;
            if (currentScaleValue === 'auto' || currentScaleValue === 'page-fit' || currentScaleValue === 'page-width') {
                pdfViewer.currentScaleValue = currentScaleValue;
            }
            pdfViewer.update();
        }

        function webViewerHashchange(evt) {
            var hash = evt.hash;
            if (!hash) {
                return;
            }
            if (!PDFViewerApplication.isInitialViewSet) {
                PDFViewerApplication.initialBookmark = hash;
            } else if (!PDFViewerApplication.pdfHistory.popStateInProgress) {
                PDFViewerApplication.pdfLinkService.setHash(hash);
            }
        }

        var webViewerFileInputChange = void 0;
        {
            webViewerFileInputChange = function webViewerFileInputChange(evt) {
                if (PDFViewerApplication.pdfViewer && PDFViewerApplication.pdfViewer.isInPresentationMode) {
                    return;
                }
                var file = evt.fileInput.files[0];
                if (_pdfjsLib.URL.createObjectURL && !_app_options.AppOptions.get('disableCreateObjectURL')) {
                    var _url = _pdfjsLib.URL.createObjectURL(file);
                    if (file.name) {
                        _url = {
                            url: _url,
                            originalUrl: file.name
                        };
                    }
                    PDFViewerApplication.open(_url);
                } else {
                    PDFViewerApplication.setTitleUsingUrl(file.name);
                    var fileReader = new FileReader();
                    fileReader.onload = function webViewerChangeFileReaderOnload(evt) {
                        var buffer = evt.target.result;
                        PDFViewerApplication.open(new Uint8Array(buffer));
                    };
                    fileReader.readAsArrayBuffer(file);
                }
                var appConfig = PDFViewerApplication.appConfig;
                appConfig.toolbar.viewBookmark.setAttribute('hidden', 'true');
                appConfig.secondaryToolbar.viewBookmarkButton.setAttribute('hidden', 'true');
                appConfig.toolbar.download.setAttribute('hidden', 'true');
                appConfig.secondaryToolbar.downloadButton.setAttribute('hidden', 'true');
            };
        }

        function webViewerPresentationMode() {
            PDFViewerApplication.requestPresentationMode();
        }

        function webViewerOpenFile() {
            var openFileInputName = PDFViewerApplication.appConfig.openFileInputName;
            document.getElementById(openFileInputName).click();
        }

        function webViewerPrint() {
            window.print();
        }

        function webViewerDownload() {
            PDFViewerApplication.download();
        }

        function webViewerFirstPage() {
            if (PDFViewerApplication.pdfDocument) {
                PDFViewerApplication.page = 1;
            }
        }

        function webViewerLastPage() {
            if (PDFViewerApplication.pdfDocument) {
                PDFViewerApplication.page = PDFViewerApplication.pagesCount;
            }
        }

        function webViewerNextPage() {
            PDFViewerApplication.page++;
        }

        function webViewerPreviousPage() {
            PDFViewerApplication.page--;
        }

        function webViewerZoomIn() {
            PDFViewerApplication.zoomIn();
        }

        function webViewerZoomOut() {
            PDFViewerApplication.zoomOut();
        }

        function webViewerPageNumberChanged(evt) {
            var pdfViewer = PDFViewerApplication.pdfViewer;
            pdfViewer.currentPageLabel = evt.value;
            if (evt.value !== pdfViewer.currentPageNumber.toString() && evt.value !== pdfViewer.currentPageLabel) {
                PDFViewerApplication.toolbar.setPageNumber(pdfViewer.currentPageNumber, pdfViewer.currentPageLabel);
            }
        }

        function webViewerScaleChanged(evt) {
            PDFViewerApplication.pdfViewer.currentScaleValue = evt.value;
        }

        function webViewerRotateCw() {
            PDFViewerApplication.rotatePages(90);
        }

        function webViewerRotateCcw() {
            PDFViewerApplication.rotatePages(-90);
        }

        function webViewerSwitchScrollMode(evt) {
            PDFViewerApplication.pdfViewer.scrollMode = evt.mode;
        }

        function webViewerSwitchSpreadMode(evt) {
            PDFViewerApplication.pdfViewer.spreadMode = evt.mode;
        }

        function webViewerDocumentProperties() {
            PDFViewerApplication.pdfDocumentProperties.open();
        }

        function webViewerFind(evt) {
            PDFViewerApplication.findController.executeCommand('find' + evt.type, {
                query: evt.query,
                phraseSearch: evt.phraseSearch,
                caseSensitive: evt.caseSensitive,
                entireWord: evt.entireWord,
                highlightAll: evt.highlightAll,
                findPrevious: evt.findPrevious
            });
        }

        function webViewerFindFromUrlHash(evt) {
            PDFViewerApplication.findController.executeCommand('find', {
                query: evt.query,
                phraseSearch: evt.phraseSearch,
                caseSensitive: false,
                entireWord: false,
                highlightAll: true,
                findPrevious: false
            });
        }

        function webViewerUpdateFindMatchesCount(_ref15) {
            var matchesCount = _ref15.matchesCount;

            if (PDFViewerApplication.supportsIntegratedFind) {
                PDFViewerApplication.externalServices.updateFindMatchesCount(matchesCount);
            } else {
                PDFViewerApplication.findBar.updateResultsCount(matchesCount);
            }
        }

        function webViewerUpdateFindControlState(_ref16) {
            var state = _ref16.state,
                previous = _ref16.previous,
                matchesCount = _ref16.matchesCount;

            if (PDFViewerApplication.supportsIntegratedFind) {
                PDFViewerApplication.externalServices.updateFindControlState({
                    result: state,
                    findPrevious: previous,
                    matchesCount: matchesCount
                });
            } else {
                PDFViewerApplication.findBar.updateUIState(state, previous, matchesCount);
            }
        }

        function webViewerScaleChanging(evt) {
            PDFViewerApplication.toolbar.setPageScale(evt.presetValue, evt.scale);
            PDFViewerApplication.pdfViewer.update();
        }

        function webViewerRotationChanging(evt) {
            PDFViewerApplication.pdfThumbnailViewer.pagesRotation = evt.pagesRotation;
            PDFViewerApplication.forceRendering();
            PDFViewerApplication.pdfViewer.currentPageNumber = evt.pageNumber;
        }

        function webViewerPageChanging(evt) {
            var page = evt.pageNumber;
            PDFViewerApplication.toolbar.setPageNumber(page, evt.pageLabel || null);
            PDFViewerApplication.secondaryToolbar.setPageNumber(page);
            if (PDFViewerApplication.pdfSidebar.isThumbnailViewVisible) {
                PDFViewerApplication.pdfThumbnailViewer.scrollThumbnailIntoView(page);
            }
            if (typeof Stats !== 'undefined' && Stats.enabled) {
                var pageView = PDFViewerApplication.pdfViewer.getPageView(page - 1);
                if (pageView && pageView.stats) {
                    Stats.add(page, pageView.stats);
                }
            }
        }

        var zoomDisabled = false,
            zoomDisabledTimeout = void 0;

        function webViewerWheel(evt) {
            var pdfViewer = PDFViewerApplication.pdfViewer;
            if (pdfViewer.isInPresentationMode) {
                return;
            }
            if (evt.ctrlKey || evt.metaKey) {
                var support = PDFViewerApplication.supportedMouseWheelZoomModifierKeys;
                if (evt.ctrlKey && !support.ctrlKey || evt.metaKey && !support.metaKey) {
                    return;
                }
                evt.preventDefault();
                if (zoomDisabled) {
                    return;
                }
                var previousScale = pdfViewer.currentScale;
                var delta = (0, _ui_utils.normalizeWheelEventDelta)(evt);
                var MOUSE_WHEEL_DELTA_PER_PAGE_SCALE = 3.0;
                var ticks = delta * MOUSE_WHEEL_DELTA_PER_PAGE_SCALE;
                if (ticks < 0) {
                    PDFViewerApplication.zoomOut(-ticks);
                } else {
                    PDFViewerApplication.zoomIn(ticks);
                }
                var currentScale = pdfViewer.currentScale;
                if (previousScale !== currentScale) {
                    var scaleCorrectionFactor = currentScale / previousScale - 1;
                    var rect = pdfViewer.container.getBoundingClientRect();
                    var dx = evt.clientX - rect.left;
                    var dy = evt.clientY - rect.top;
                    pdfViewer.container.scrollLeft += dx * scaleCorrectionFactor;
                    pdfViewer.container.scrollTop += dy * scaleCorrectionFactor;
                }
            } else {
                zoomDisabled = true;
                clearTimeout(zoomDisabledTimeout);
                zoomDisabledTimeout = setTimeout(function () {
                    zoomDisabled = false;
                }, 1000);
            }
        }

        function webViewerClick(evt) {
            if (!PDFViewerApplication.secondaryToolbar.isOpen) {
                return;
            }
            var appConfig = PDFViewerApplication.appConfig;
            if (PDFViewerApplication.pdfViewer.containsElement(evt.target) || appConfig.toolbar.container.contains(evt.target) && evt.target !== appConfig.secondaryToolbar.toggleButton) {
                PDFViewerApplication.secondaryToolbar.close();
            }
        }

        function webViewerKeyDown(evt) {
            if (PDFViewerApplication.overlayManager.active) {
                return;
            }
            var handled = false,
                ensureViewerFocused = false;
            var cmd = (evt.ctrlKey ? 1 : 0) | (evt.altKey ? 2 : 0) | (evt.shiftKey ? 4 : 0) | (evt.metaKey ? 8 : 0);
            var pdfViewer = PDFViewerApplication.pdfViewer;
            var isViewerInPresentationMode = pdfViewer && pdfViewer.isInPresentationMode;
            if (cmd === 1 || cmd === 8 || cmd === 5 || cmd === 12) {
                switch (evt.keyCode) {
                    case 70:
                        if (!PDFViewerApplication.supportsIntegratedFind) {
                            PDFViewerApplication.findBar.open();
                            handled = true;
                        }
                        break;
                    case 71:
                        if (!PDFViewerApplication.supportsIntegratedFind) {
                            var findState = PDFViewerApplication.findController.state;
                            if (findState) {
                                PDFViewerApplication.findController.executeCommand('findagain', {
                                    query: findState.query,
                                    phraseSearch: findState.phraseSearch,
                                    caseSensitive: findState.caseSensitive,
                                    entireWord: findState.entireWord,
                                    highlightAll: findState.highlightAll,
                                    findPrevious: cmd === 5 || cmd === 12
                                });
                            }
                            handled = true;
                        }
                        break;
                    case 61:
                    case 107:
                    case 187:
                    case 171:
                        if (!isViewerInPresentationMode) {
                            PDFViewerApplication.zoomIn();
                        }
                        handled = true;
                        break;
                    case 173:
                    case 109:
                    case 189:
                        if (!isViewerInPresentationMode) {
                            PDFViewerApplication.zoomOut();
                        }
                        handled = true;
                        break;
                    case 48:
                    case 96:
                        if (!isViewerInPresentationMode) {
                            setTimeout(function () {
                                pdfViewer.currentScaleValue = _ui_utils.DEFAULT_SCALE_VALUE;
                            });
                            handled = false;
                        }
                        break;
                    case 38:
                        if (isViewerInPresentationMode || PDFViewerApplication.page > 1) {
                            PDFViewerApplication.page = 1;
                            handled = true;
                            ensureViewerFocused = true;
                        }
                        break;
                    case 40:
                        if (isViewerInPresentationMode || PDFViewerApplication.page < PDFViewerApplication.pagesCount) {
                            PDFViewerApplication.page = PDFViewerApplication.pagesCount;
                            handled = true;
                            ensureViewerFocused = true;
                        }
                        break;
                }
            }
            if (cmd === 1 || cmd === 8) {
                switch (evt.keyCode) {
                    case 83:
                        PDFViewerApplication.download();
                        handled = true;
                        break;
                }
            }
            if (cmd === 3 || cmd === 10) {
                switch (evt.keyCode) {
                    case 80:
                        PDFViewerApplication.requestPresentationMode();
                        handled = true;
                        break;
                    case 71:
                        PDFViewerApplication.appConfig.toolbar.pageNumber.select();
                        handled = true;
                        break;
                }
            }
            if (handled) {
                if (ensureViewerFocused && !isViewerInPresentationMode) {
                    pdfViewer.focus();
                }
                evt.preventDefault();
                return;
            }
            var curElement = document.activeElement || document.querySelector(':focus');
            var curElementTagName = curElement && curElement.tagName.toUpperCase();
            if (curElementTagName === 'INPUT' || curElementTagName === 'TEXTAREA' || curElementTagName === 'SELECT') {
                if (evt.keyCode !== 27) {
                    return;
                }
            }
            if (cmd === 0) {
                var turnPage = 0,
                    turnOnlyIfPageFit = false;
                switch (evt.keyCode) {
                    case 38:
                    case 33:
                        if (pdfViewer.isVerticalScrollbarEnabled) {
                            turnOnlyIfPageFit = true;
                        }
                        turnPage = -1;
                        break;
                    case 8:
                        if (!isViewerInPresentationMode) {
                            turnOnlyIfPageFit = true;
                        }
                        turnPage = -1;
                        break;
                    case 37:
                        if (pdfViewer.isHorizontalScrollbarEnabled) {
                            turnOnlyIfPageFit = true;
                        }
                    case 75:
                    case 80:
                        turnPage = -1;
                        break;
                    case 27:
                        if (PDFViewerApplication.secondaryToolbar.isOpen) {
                            PDFViewerApplication.secondaryToolbar.close();
                            handled = true;
                        }
                        if (!PDFViewerApplication.supportsIntegratedFind && PDFViewerApplication.findBar.opened) {
                            PDFViewerApplication.findBar.close();
                            handled = true;
                        }
                        break;
                    case 40:
                    case 34:
                        if (pdfViewer.isVerticalScrollbarEnabled) {
                            turnOnlyIfPageFit = true;
                        }
                        turnPage = 1;
                        break;
                    case 13:
                    case 32:
                        if (!isViewerInPresentationMode) {
                            turnOnlyIfPageFit = true;
                        }
                        turnPage = 1;
                        break;
                    case 39:
                        if (pdfViewer.isHorizontalScrollbarEnabled) {
                            turnOnlyIfPageFit = true;
                        }
                    case 74:
                    case 78:
                        turnPage = 1;
                        break;
                    case 36:
                        if (isViewerInPresentationMode || PDFViewerApplication.page > 1) {
                            PDFViewerApplication.page = 1;
                            handled = true;
                            ensureViewerFocused = true;
                        }
                        break;
                    case 35:
                        if (isViewerInPresentationMode || PDFViewerApplication.page < PDFViewerApplication.pagesCount) {
                            PDFViewerApplication.page = PDFViewerApplication.pagesCount;
                            handled = true;
                            ensureViewerFocused = true;
                        }
                        break;
                    case 83:
                        PDFViewerApplication.pdfCursorTools.switchTool(_pdf_cursor_tools.CursorTool.SELECT);
                        break;
                    case 72:
                        PDFViewerApplication.pdfCursorTools.switchTool(_pdf_cursor_tools.CursorTool.HAND);
                        break;
                    case 82:
                        PDFViewerApplication.rotatePages(90);
                        break;
                }
                if (turnPage !== 0 && (!turnOnlyIfPageFit || pdfViewer.currentScaleValue === 'page-fit')) {
                    if (turnPage > 0) {
                        if (PDFViewerApplication.page < PDFViewerApplication.pagesCount) {
                            PDFViewerApplication.page++;
                        }
                    } else {
                        if (PDFViewerApplication.page > 1) {
                            PDFViewerApplication.page--;
                        }
                    }
                    handled = true;
                }
            }
            if (cmd === 4) {
                switch (evt.keyCode) {
                    case 13:
                    case 32:
                        if (!isViewerInPresentationMode && pdfViewer.currentScaleValue !== 'page-fit') {
                            break;
                        }
                        if (PDFViewerApplication.page > 1) {
                            PDFViewerApplication.page--;
                        }
                        handled = true;
                        break;
                    case 82:
                        PDFViewerApplication.rotatePages(-90);
                        break;
                }
            }
            if (!handled && !isViewerInPresentationMode) {
                if (evt.keyCode >= 33 && evt.keyCode <= 40 || evt.keyCode === 32 && curElementTagName !== 'BUTTON') {
                    ensureViewerFocused = true;
                }
            }
            if (ensureViewerFocused && !pdfViewer.containsElement(curElement)) {
                pdfViewer.focus();
            }
            if (handled) {
                evt.preventDefault();
            }
        }

        function apiPageModeToSidebarView(mode) {
            switch (mode) {
                case 'UseNone':
                    return _pdf_sidebar.SidebarView.NONE;
                case 'UseThumbs':
                    return _pdf_sidebar.SidebarView.THUMBS;
                case 'UseOutlines':
                    return _pdf_sidebar.SidebarView.OUTLINE;
                case 'UseAttachments':
                    return _pdf_sidebar.SidebarView.ATTACHMENTS;
                case 'UseOC':
            }
            return _pdf_sidebar.SidebarView.NONE;
        }

        var PDFPrintServiceFactory = {
            instance: {
                supportsPrinting: false,
                createPrintService: function createPrintService() {
                    throw new Error('Not implemented: createPrintService');
                }
            }
        };
        exports.PDFViewerApplication = PDFViewerApplication;
        exports.DefaultExternalServices = DefaultExternalServices;
        exports.PDFPrintServiceFactory = PDFPrintServiceFactory;

        /***/
    }),
    /* 2 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        module.exports = __webpack_require__(3);

        /***/
    }),
    /* 3 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        var g = function () {
            return this;
        }() || Function("return this")();
        var hadRuntime = g.regeneratorRuntime && Object.getOwnPropertyNames(g).indexOf("regeneratorRuntime") >= 0;
        var oldRuntime = hadRuntime && g.regeneratorRuntime;
        g.regeneratorRuntime = undefined;
        module.exports = __webpack_require__(4);
        if (hadRuntime) {
            g.regeneratorRuntime = oldRuntime;
        } else {
            try {
                delete g.regeneratorRuntime;
            } catch (e) {
                g.regeneratorRuntime = undefined;
            }
        }

        /***/
    }),
    /* 4 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";
        /* WEBPACK VAR INJECTION */
        (function (module) {

            var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) {
                return typeof obj;
            } : function (obj) {
                return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
            };

            !function (global) {
                "use strict";

                var Op = Object.prototype;
                var hasOwn = Op.hasOwnProperty;
                var undefined;
                var $Symbol = typeof Symbol === "function" ? Symbol : {};
                var iteratorSymbol = $Symbol.iterator || "@@iterator";
                var asyncIteratorSymbol = $Symbol.asyncIterator || "@@asyncIterator";
                var toStringTagSymbol = $Symbol.toStringTag || "@@toStringTag";
                var inModule = (false ? undefined : _typeof(module)) === "object";
                var runtime = global.regeneratorRuntime;
                if (runtime) {
                    if (inModule) {
                        module.exports = runtime;
                    }
                    return;
                }
                runtime = global.regeneratorRuntime = inModule ? module.exports : {};

                function wrap(innerFn, outerFn, self, tryLocsList) {
                    var protoGenerator = outerFn && outerFn.prototype instanceof Generator ? outerFn : Generator;
                    var generator = Object.create(protoGenerator.prototype);
                    var context = new Context(tryLocsList || []);
                    generator._invoke = makeInvokeMethod(innerFn, self, context);
                    return generator;
                }

                runtime.wrap = wrap;

                function tryCatch(fn, obj, arg) {
                    try {
                        return {
                            type: "normal",
                            arg: fn.call(obj, arg)
                        };
                    } catch (err) {
                        return {
                            type: "throw",
                            arg: err
                        };
                    }
                }

                var GenStateSuspendedStart = "suspendedStart";
                var GenStateSuspendedYield = "suspendedYield";
                var GenStateExecuting = "executing";
                var GenStateCompleted = "completed";
                var ContinueSentinel = {};

                function Generator() {
                }

                function GeneratorFunction() {
                }

                function GeneratorFunctionPrototype() {
                }

                var IteratorPrototype = {};
                IteratorPrototype[iteratorSymbol] = function () {
                    return this;
                };
                var getProto = Object.getPrototypeOf;
                var NativeIteratorPrototype = getProto && getProto(getProto(values([])));
                if (NativeIteratorPrototype && NativeIteratorPrototype !== Op && hasOwn.call(NativeIteratorPrototype, iteratorSymbol)) {
                    IteratorPrototype = NativeIteratorPrototype;
                }
                var Gp = GeneratorFunctionPrototype.prototype = Generator.prototype = Object.create(IteratorPrototype);
                GeneratorFunction.prototype = Gp.constructor = GeneratorFunctionPrototype;
                GeneratorFunctionPrototype.constructor = GeneratorFunction;
                GeneratorFunctionPrototype[toStringTagSymbol] = GeneratorFunction.displayName = "GeneratorFunction";

                function defineIteratorMethods(prototype) {
                    ["next", "throw", "return"].forEach(function (method) {
                        prototype[method] = function (arg) {
                            return this._invoke(method, arg);
                        };
                    });
                }

                runtime.isGeneratorFunction = function (genFun) {
                    var ctor = typeof genFun === "function" && genFun.constructor;
                    return ctor ? ctor === GeneratorFunction || (ctor.displayName || ctor.name) === "GeneratorFunction" : false;
                };
                runtime.mark = function (genFun) {
                    if (Object.setPrototypeOf) {
                        Object.setPrototypeOf(genFun, GeneratorFunctionPrototype);
                    } else {
                        genFun.__proto__ = GeneratorFunctionPrototype;
                        if (!(toStringTagSymbol in genFun)) {
                            genFun[toStringTagSymbol] = "GeneratorFunction";
                        }
                    }
                    genFun.prototype = Object.create(Gp);
                    return genFun;
                };
                runtime.awrap = function (arg) {
                    return {__await: arg};
                };

                function AsyncIterator(generator) {
                    function invoke(method, arg, resolve, reject) {
                        var record = tryCatch(generator[method], generator, arg);
                        if (record.type === "throw") {
                            reject(record.arg);
                        } else {
                            var result = record.arg;
                            var value = result.value;
                            if (value && (typeof value === "undefined" ? "undefined" : _typeof(value)) === "object" && hasOwn.call(value, "__await")) {
                                return Promise.resolve(value.__await).then(function (value) {
                                    invoke("next", value, resolve, reject);
                                }, function (err) {
                                    invoke("throw", err, resolve, reject);
                                });
                            }
                            return Promise.resolve(value).then(function (unwrapped) {
                                result.value = unwrapped;
                                resolve(result);
                            }, reject);
                        }
                    }

                    var previousPromise;

                    function enqueue(method, arg) {
                        function callInvokeWithMethodAndArg() {
                            return new Promise(function (resolve, reject) {
                                invoke(method, arg, resolve, reject);
                            });
                        }

                        return previousPromise = previousPromise ? previousPromise.then(callInvokeWithMethodAndArg, callInvokeWithMethodAndArg) : callInvokeWithMethodAndArg();
                    }

                    this._invoke = enqueue;
                }

                defineIteratorMethods(AsyncIterator.prototype);
                AsyncIterator.prototype[asyncIteratorSymbol] = function () {
                    return this;
                };
                runtime.AsyncIterator = AsyncIterator;
                runtime.async = function (innerFn, outerFn, self, tryLocsList) {
                    var iter = new AsyncIterator(wrap(innerFn, outerFn, self, tryLocsList));
                    return runtime.isGeneratorFunction(outerFn) ? iter : iter.next().then(function (result) {
                        return result.done ? result.value : iter.next();
                    });
                };

                function makeInvokeMethod(innerFn, self, context) {
                    var state = GenStateSuspendedStart;
                    return function invoke(method, arg) {
                        if (state === GenStateExecuting) {
                            throw new Error("Generator is already running");
                        }
                        if (state === GenStateCompleted) {
                            if (method === "throw") {
                                throw arg;
                            }
                            return doneResult();
                        }
                        context.method = method;
                        context.arg = arg;
                        while (true) {
                            var delegate = context.delegate;
                            if (delegate) {
                                var delegateResult = maybeInvokeDelegate(delegate, context);
                                if (delegateResult) {
                                    if (delegateResult === ContinueSentinel) continue;
                                    return delegateResult;
                                }
                            }
                            if (context.method === "next") {
                                context.sent = context._sent = context.arg;
                            } else if (context.method === "throw") {
                                if (state === GenStateSuspendedStart) {
                                    state = GenStateCompleted;
                                    throw context.arg;
                                }
                                context.dispatchException(context.arg);
                            } else if (context.method === "return") {
                                context.abrupt("return", context.arg);
                            }
                            state = GenStateExecuting;
                            var record = tryCatch(innerFn, self, context);
                            if (record.type === "normal") {
                                state = context.done ? GenStateCompleted : GenStateSuspendedYield;
                                if (record.arg === ContinueSentinel) {
                                    continue;
                                }
                                return {
                                    value: record.arg,
                                    done: context.done
                                };
                            } else if (record.type === "throw") {
                                state = GenStateCompleted;
                                context.method = "throw";
                                context.arg = record.arg;
                            }
                        }
                    };
                }

                function maybeInvokeDelegate(delegate, context) {
                    var method = delegate.iterator[context.method];
                    if (method === undefined) {
                        context.delegate = null;
                        if (context.method === "throw") {
                            if (delegate.iterator.return) {
                                context.method = "return";
                                context.arg = undefined;
                                maybeInvokeDelegate(delegate, context);
                                if (context.method === "throw") {
                                    return ContinueSentinel;
                                }
                            }
                            context.method = "throw";
                            context.arg = new TypeError("The iterator does not provide a 'throw' method");
                        }
                        return ContinueSentinel;
                    }
                    var record = tryCatch(method, delegate.iterator, context.arg);
                    if (record.type === "throw") {
                        context.method = "throw";
                        context.arg = record.arg;
                        context.delegate = null;
                        return ContinueSentinel;
                    }
                    var info = record.arg;
                    if (!info) {
                        context.method = "throw";
                        context.arg = new TypeError("iterator result is not an object");
                        context.delegate = null;
                        return ContinueSentinel;
                    }
                    if (info.done) {
                        context[delegate.resultName] = info.value;
                        context.next = delegate.nextLoc;
                        if (context.method !== "return") {
                            context.method = "next";
                            context.arg = undefined;
                        }
                    } else {
                        return info;
                    }
                    context.delegate = null;
                    return ContinueSentinel;
                }

                defineIteratorMethods(Gp);
                Gp[toStringTagSymbol] = "Generator";
                Gp[iteratorSymbol] = function () {
                    return this;
                };
                Gp.toString = function () {
                    return "[object Generator]";
                };

                function pushTryEntry(locs) {
                    var entry = {tryLoc: locs[0]};
                    if (1 in locs) {
                        entry.catchLoc = locs[1];
                    }
                    if (2 in locs) {
                        entry.finallyLoc = locs[2];
                        entry.afterLoc = locs[3];
                    }
                    this.tryEntries.push(entry);
                }

                function resetTryEntry(entry) {
                    var record = entry.completion || {};
                    record.type = "normal";
                    delete record.arg;
                    entry.completion = record;
                }

                function Context(tryLocsList) {
                    this.tryEntries = [{tryLoc: "root"}];
                    tryLocsList.forEach(pushTryEntry, this);
                    this.reset(true);
                }

                runtime.keys = function (object) {
                    var keys = [];
                    for (var key in object) {
                        keys.push(key);
                    }
                    keys.reverse();
                    return function next() {
                        while (keys.length) {
                            var key = keys.pop();
                            if (key in object) {
                                next.value = key;
                                next.done = false;
                                return next;
                            }
                        }
                        next.done = true;
                        return next;
                    };
                };

                function values(iterable) {
                    if (iterable) {
                        var iteratorMethod = iterable[iteratorSymbol];
                        if (iteratorMethod) {
                            return iteratorMethod.call(iterable);
                        }
                        if (typeof iterable.next === "function") {
                            return iterable;
                        }
                        if (!isNaN(iterable.length)) {
                            var i = -1,
                                next = function next() {
                                    while (++i < iterable.length) {
                                        if (hasOwn.call(iterable, i)) {
                                            next.value = iterable[i];
                                            next.done = false;
                                            return next;
                                        }
                                    }
                                    next.value = undefined;
                                    next.done = true;
                                    return next;
                                };
                            return next.next = next;
                        }
                    }
                    return {next: doneResult};
                }

                runtime.values = values;

                function doneResult() {
                    return {
                        value: undefined,
                        done: true
                    };
                }

                Context.prototype = {
                    constructor: Context,
                    reset: function reset(skipTempReset) {
                        this.prev = 0;
                        this.next = 0;
                        this.sent = this._sent = undefined;
                        this.done = false;
                        this.delegate = null;
                        this.method = "next";
                        this.arg = undefined;
                        this.tryEntries.forEach(resetTryEntry);
                        if (!skipTempReset) {
                            for (var name in this) {
                                if (name.charAt(0) === "t" && hasOwn.call(this, name) && !isNaN(+name.slice(1))) {
                                    this[name] = undefined;
                                }
                            }
                        }
                    },
                    stop: function stop() {
                        this.done = true;
                        var rootEntry = this.tryEntries[0];
                        var rootRecord = rootEntry.completion;
                        if (rootRecord.type === "throw") {
                            throw rootRecord.arg;
                        }
                        return this.rval;
                    },
                    dispatchException: function dispatchException(exception) {
                        if (this.done) {
                            throw exception;
                        }
                        var context = this;

                        function handle(loc, caught) {
                            record.type = "throw";
                            record.arg = exception;
                            context.next = loc;
                            if (caught) {
                                context.method = "next";
                                context.arg = undefined;
                            }
                            return !!caught;
                        }

                        for (var i = this.tryEntries.length - 1; i >= 0; --i) {
                            var entry = this.tryEntries[i];
                            var record = entry.completion;
                            if (entry.tryLoc === "root") {
                                return handle("end");
                            }
                            if (entry.tryLoc <= this.prev) {
                                var hasCatch = hasOwn.call(entry, "catchLoc");
                                var hasFinally = hasOwn.call(entry, "finallyLoc");
                                if (hasCatch && hasFinally) {
                                    if (this.prev < entry.catchLoc) {
                                        return handle(entry.catchLoc, true);
                                    } else if (this.prev < entry.finallyLoc) {
                                        return handle(entry.finallyLoc);
                                    }
                                } else if (hasCatch) {
                                    if (this.prev < entry.catchLoc) {
                                        return handle(entry.catchLoc, true);
                                    }
                                } else if (hasFinally) {
                                    if (this.prev < entry.finallyLoc) {
                                        return handle(entry.finallyLoc);
                                    }
                                } else {
                                    throw new Error("try statement without catch or finally");
                                }
                            }
                        }
                    },
                    abrupt: function abrupt(type, arg) {
                        for (var i = this.tryEntries.length - 1; i >= 0; --i) {
                            var entry = this.tryEntries[i];
                            if (entry.tryLoc <= this.prev && hasOwn.call(entry, "finallyLoc") && this.prev < entry.finallyLoc) {
                                var finallyEntry = entry;
                                break;
                            }
                        }
                        if (finallyEntry && (type === "break" || type === "continue") && finallyEntry.tryLoc <= arg && arg <= finallyEntry.finallyLoc) {
                            finallyEntry = null;
                        }
                        var record = finallyEntry ? finallyEntry.completion : {};
                        record.type = type;
                        record.arg = arg;
                        if (finallyEntry) {
                            this.method = "next";
                            this.next = finallyEntry.finallyLoc;
                            return ContinueSentinel;
                        }
                        return this.complete(record);
                    },
                    complete: function complete(record, afterLoc) {
                        if (record.type === "throw") {
                            throw record.arg;
                        }
                        if (record.type === "break" || record.type === "continue") {
                            this.next = record.arg;
                        } else if (record.type === "return") {
                            this.rval = this.arg = record.arg;
                            this.method = "return";
                            this.next = "end";
                        } else if (record.type === "normal" && afterLoc) {
                            this.next = afterLoc;
                        }
                        return ContinueSentinel;
                    },
                    finish: function finish(finallyLoc) {
                        for (var i = this.tryEntries.length - 1; i >= 0; --i) {
                            var entry = this.tryEntries[i];
                            if (entry.finallyLoc === finallyLoc) {
                                this.complete(entry.completion, entry.afterLoc);
                                resetTryEntry(entry);
                                return ContinueSentinel;
                            }
                        }
                    },
                    "catch": function _catch(tryLoc) {
                        for (var i = this.tryEntries.length - 1; i >= 0; --i) {
                            var entry = this.tryEntries[i];
                            if (entry.tryLoc === tryLoc) {
                                var record = entry.completion;
                                if (record.type === "throw") {
                                    var thrown = record.arg;
                                    resetTryEntry(entry);
                                }
                                return thrown;
                            }
                        }
                        throw new Error("illegal catch attempt");
                    },
                    delegateYield: function delegateYield(iterable, resultName, nextLoc) {
                        this.delegate = {
                            iterator: values(iterable),
                            resultName: resultName,
                            nextLoc: nextLoc
                        };
                        if (this.method === "next") {
                            this.arg = undefined;
                        }
                        return ContinueSentinel;
                    }
                };
            }(function () {
                return this;
            }() || Function("return this")());
            /* WEBPACK VAR INJECTION */
        }.call(this, __webpack_require__(5)(module)))

        /***/
    }),
    /* 5 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        module.exports = function (module) {
            if (!module.webpackPolyfill) {
                module.deprecate = function () {
                };
                module.paths = [];
                if (!module.children) module.children = [];
                Object.defineProperty(module, "loaded", {
                    enumerable: true,
                    get: function get() {
                        return module.l;
                    }
                });
                Object.defineProperty(module, "id", {
                    enumerable: true,
                    get: function get() {
                        return module.i;
                    }
                });
                module.webpackPolyfill = 1;
            }
            return module;
        };

        /***/
    }),
    /* 6 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.moveToEndOfArray = exports.waitOnEventOrTimeout = exports.WaitOnType = exports.animationStarted = exports.normalizeWheelEventDelta = exports.binarySearchFirstItem = exports.watchScroll = exports.scrollIntoView = exports.getOutputScale = exports.approximateFraction = exports.getPageSizeInches = exports.roundToDivide = exports.getVisibleElements = exports.backtrackBeforeAllVisibleElements = exports.parseQueryString = exports.noContextMenuHandler = exports.getPDFFileNameFromURL = exports.ProgressBar = exports.EventBus = exports.NullL10n = exports.TextLayerMode = exports.RendererType = exports.PresentationModeState = exports.isPortraitOrientation = exports.isValidRotation = exports.VERTICAL_PADDING = exports.SCROLLBAR_PADDING = exports.MAX_AUTO_SCALE = exports.UNKNOWN_SCALE = exports.MAX_SCALE = exports.MIN_SCALE = exports.DEFAULT_SCALE = exports.DEFAULT_SCALE_VALUE = exports.CSS_UNITS = undefined;

        var _regenerator = __webpack_require__(2);

        var _regenerator2 = _interopRequireDefault(_regenerator);

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) {
            return typeof obj;
        } : function (obj) {
            return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
        };

        var _slicedToArray = function () {
            function sliceIterator(arr, i) {
                var _arr = [];
                var _n = true;
                var _d = false;
                var _e = undefined;
                try {
                    for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) {
                        _arr.push(_s.value);
                        if (i && _arr.length === i) break;
                    }
                } catch (err) {
                    _d = true;
                    _e = err;
                } finally {
                    try {
                        if (!_n && _i["return"]) _i["return"]();
                    } finally {
                        if (_d) throw _e;
                    }
                }
                return _arr;
            }

            return function (arr, i) {
                if (Array.isArray(arr)) {
                    return arr;
                } else if (Symbol.iterator in Object(arr)) {
                    return sliceIterator(arr, i);
                } else {
                    throw new TypeError("Invalid attempt to destructure non-iterable instance");
                }
            };
        }();

        function _interopRequireDefault(obj) {
            return obj && obj.__esModule ? obj : {default: obj};
        }

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        function _asyncToGenerator(fn) {
            return function () {
                var gen = fn.apply(this, arguments);
                return new Promise(function (resolve, reject) {
                    function step(key, arg) {
                        try {
                            var info = gen[key](arg);
                            var value = info.value;
                        } catch (error) {
                            reject(error);
                            return;
                        }
                        if (info.done) {
                            resolve(value);
                        } else {
                            return Promise.resolve(value).then(function (value) {
                                step("next", value);
                            }, function (err) {
                                step("throw", err);
                            });
                        }
                    }

                    return step("next");
                });
            };
        }

        var CSS_UNITS = 96.0 / 72.0;
        var DEFAULT_SCALE_VALUE = 'auto';
        var DEFAULT_SCALE = 1.0;
        var MIN_SCALE = 0.10;
        var MAX_SCALE = 10.0;
        var UNKNOWN_SCALE = 0;
        var MAX_AUTO_SCALE = 1.25;
        var SCROLLBAR_PADDING = 40;
        var VERTICAL_PADDING = 5;
        var PresentationModeState = {
            UNKNOWN: 0,
            NORMAL: 1,
            CHANGING: 2,
            FULLSCREEN: 3
        };
        var RendererType = {
            CANVAS: 'canvas',
            SVG: 'svg'
        };
        var TextLayerMode = {
            DISABLE: 0,
            ENABLE: 1,
            ENABLE_ENHANCE: 2
        };

        function formatL10nValue(text, args) {
            if (!args) {
                return text;
            }
            return text.replace(/\{\{\s*(\w+)\s*\}\}/g, function (all, name) {
                return name in args ? args[name] : '{{' + name + '}}';
            });
        }

        var NullL10n = {
            getLanguage: function () {
                var _ref = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee() {
                    return _regenerator2.default.wrap(function _callee$(_context) {
                        while (1) {
                            switch (_context.prev = _context.next) {
                                case 0:
                                    return _context.abrupt('return', 'en-us');

                                case 1:
                                case 'end':
                                    return _context.stop();
                            }
                        }
                    }, _callee, this);
                }));

                function getLanguage() {
                    return _ref.apply(this, arguments);
                }

                return getLanguage;
            }(),
            getDirection: function () {
                var _ref2 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee2() {
                    return _regenerator2.default.wrap(function _callee2$(_context2) {
                        while (1) {
                            switch (_context2.prev = _context2.next) {
                                case 0:
                                    return _context2.abrupt('return', 'ltr');

                                case 1:
                                case 'end':
                                    return _context2.stop();
                            }
                        }
                    }, _callee2, this);
                }));

                function getDirection() {
                    return _ref2.apply(this, arguments);
                }

                return getDirection;
            }(),
            get: function () {
                var _ref3 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee3(property, args, fallback) {
                    return _regenerator2.default.wrap(function _callee3$(_context3) {
                        while (1) {
                            switch (_context3.prev = _context3.next) {
                                case 0:
                                    return _context3.abrupt('return', formatL10nValue(fallback, args));

                                case 1:
                                case 'end':
                                    return _context3.stop();
                            }
                        }
                    }, _callee3, this);
                }));

                function get(_x, _x2, _x3) {
                    return _ref3.apply(this, arguments);
                }

                return get;
            }(),
            translate: function () {
                var _ref4 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee4(element) {
                    return _regenerator2.default.wrap(function _callee4$(_context4) {
                        while (1) {
                            switch (_context4.prev = _context4.next) {
                                case 0:
                                case 'end':
                                    return _context4.stop();
                            }
                        }
                    }, _callee4, this);
                }));

                function translate(_x4) {
                    return _ref4.apply(this, arguments);
                }

                return translate;
            }()
        };

        function getOutputScale(ctx) {
            var devicePixelRatio = window.devicePixelRatio || 1;
            var backingStoreRatio = ctx.webkitBackingStorePixelRatio || ctx.mozBackingStorePixelRatio || ctx.msBackingStorePixelRatio || ctx.oBackingStorePixelRatio || ctx.backingStorePixelRatio || 1;
            var pixelRatio = devicePixelRatio / backingStoreRatio;
            return {
                sx: pixelRatio,
                sy: pixelRatio,
                scaled: pixelRatio !== 1
            };
        }

        function scrollIntoView(element, spot) {
            var skipOverflowHiddenElements = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;

            var parent = element.offsetParent;
            if (!parent) {
                console.error('offsetParent is not set -- cannot scroll');
                return;
            }
            var offsetY = element.offsetTop + element.clientTop;
            var offsetX = element.offsetLeft + element.clientLeft;
            while (parent.clientHeight === parent.scrollHeight && parent.clientWidth === parent.scrollWidth || skipOverflowHiddenElements && getComputedStyle(parent).overflow === 'hidden') {
                if (parent.dataset._scaleY) {
                    offsetY /= parent.dataset._scaleY;
                    offsetX /= parent.dataset._scaleX;
                }
                offsetY += parent.offsetTop;
                offsetX += parent.offsetLeft;
                parent = parent.offsetParent;
                if (!parent) {
                    return;
                }
            }
            if (spot) {
                if (spot.top !== undefined) {
                    offsetY += spot.top;
                }
                if (spot.left !== undefined) {
                    offsetX += spot.left;
                    parent.scrollLeft = offsetX;
                }
            }
            parent.scrollTop = offsetY;
        }

        function watchScroll(viewAreaElement, callback) {
            var debounceScroll = function debounceScroll(evt) {
                if (rAF) {
                    return;
                }
                rAF = window.requestAnimationFrame(function viewAreaElementScrolled() {
                    rAF = null;
                    var currentX = viewAreaElement.scrollLeft;
                    var lastX = state.lastX;
                    if (currentX !== lastX) {
                        state.right = currentX > lastX;
                    }
                    state.lastX = currentX;
                    var currentY = viewAreaElement.scrollTop;
                    var lastY = state.lastY;
                    if (currentY !== lastY) {
                        state.down = currentY > lastY;
                    }
                    state.lastY = currentY;
                    callback(state);
                });
            };
            var state = {
                right: true,
                down: true,
                lastX: viewAreaElement.scrollLeft,
                lastY: viewAreaElement.scrollTop,
                _eventHandler: debounceScroll
            };
            var rAF = null;
            viewAreaElement.addEventListener('scroll', debounceScroll, true);
            return state;
        }

        function parseQueryString(query) {
            var parts = query.split('&');
            var params = Object.create(null);
            for (var i = 0, ii = parts.length; i < ii; ++i) {
                var param = parts[i].split('=');
                var key = param[0].toLowerCase();
                var value = param.length > 1 ? param[1] : null;
                params[decodeURIComponent(key)] = decodeURIComponent(value);
            }
            return params;
        }

        function binarySearchFirstItem(items, condition) {
            var minIndex = 0;
            var maxIndex = items.length - 1;
            if (items.length === 0 || !condition(items[maxIndex])) {
                return items.length;
            }
            if (condition(items[minIndex])) {
                return minIndex;
            }
            while (minIndex < maxIndex) {
                var currentIndex = minIndex + maxIndex >> 1;
                var currentItem = items[currentIndex];
                if (condition(currentItem)) {
                    maxIndex = currentIndex;
                } else {
                    minIndex = currentIndex + 1;
                }
            }
            return minIndex;
        }

        function approximateFraction(x) {
            if (Math.floor(x) === x) {
                return [x, 1];
            }
            var xinv = 1 / x;
            var limit = 8;
            if (xinv > limit) {
                return [1, limit];
            } else if (Math.floor(xinv) === xinv) {
                return [1, xinv];
            }
            var x_ = x > 1 ? xinv : x;
            var a = 0,
                b = 1,
                c = 1,
                d = 1;
            while (true) {
                var p = a + c,
                    q = b + d;
                if (q > limit) {
                    break;
                }
                if (x_ <= p / q) {
                    c = p;
                    d = q;
                } else {
                    a = p;
                    b = q;
                }
            }
            var result = void 0;
            if (x_ - a / b < c / d - x_) {
                result = x_ === x ? [a, b] : [b, a];
            } else {
                result = x_ === x ? [c, d] : [d, c];
            }
            return result;
        }

        function roundToDivide(x, div) {
            var r = x % div;
            return r === 0 ? x : Math.round(x - r + div);
        }

        function getPageSizeInches(_ref5) {
            var view = _ref5.view,
                userUnit = _ref5.userUnit,
                rotate = _ref5.rotate;

            var _view = _slicedToArray(view, 4),
                x1 = _view[0],
                y1 = _view[1],
                x2 = _view[2],
                y2 = _view[3];

            var changeOrientation = rotate % 180 !== 0;
            var width = (x2 - x1) / 72 * userUnit;
            var height = (y2 - y1) / 72 * userUnit;
            return {
                width: changeOrientation ? height : width,
                height: changeOrientation ? width : height
            };
        }

        function backtrackBeforeAllVisibleElements(index, views, top) {
            if (index < 2) {
                return index;
            }
            var elt = views[index].div;
            var pageTop = elt.offsetTop + elt.clientTop;
            if (pageTop >= top) {
                elt = views[index - 1].div;
                pageTop = elt.offsetTop + elt.clientTop;
            }
            for (var i = index - 2; i >= 0; --i) {
                elt = views[i].div;
                if (elt.offsetTop + elt.clientTop + elt.clientHeight <= pageTop) {
                    break;
                }
                index = i;
            }
            return index;
        }

        function getVisibleElements(scrollEl, views) {
            var sortByVisibility = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
            var horizontal = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;

            var top = scrollEl.scrollTop,
                bottom = top + scrollEl.clientHeight;
            var left = scrollEl.scrollLeft,
                right = left + scrollEl.clientWidth;

            function isElementBottomAfterViewTop(view) {
                var element = view.div;
                var elementBottom = element.offsetTop + element.clientTop + element.clientHeight;
                return elementBottom > top;
            }

            function isElementRightAfterViewLeft(view) {
                var element = view.div;
                var elementRight = element.offsetLeft + element.clientLeft + element.clientWidth;
                return elementRight > left;
            }

            var visible = [],
                view = void 0,
                element = void 0;
            var currentHeight = void 0,
                viewHeight = void 0,
                viewBottom = void 0,
                hiddenHeight = void 0;
            var currentWidth = void 0,
                viewWidth = void 0,
                viewRight = void 0,
                hiddenWidth = void 0;
            var percentVisible = void 0;
            var firstVisibleElementInd = views.length === 0 ? 0 : binarySearchFirstItem(views, horizontal ? isElementRightAfterViewLeft : isElementBottomAfterViewTop);
            if (views.length > 0 && !horizontal) {
                firstVisibleElementInd = backtrackBeforeAllVisibleElements(firstVisibleElementInd, views, top);
            }
            var lastEdge = horizontal ? right : -1;
            for (var i = firstVisibleElementInd, ii = views.length; i < ii; i++) {
                view = views[i];
                element = view.div;
                currentWidth = element.offsetLeft + element.clientLeft;
                currentHeight = element.offsetTop + element.clientTop;
                viewWidth = element.clientWidth;
                viewHeight = element.clientHeight;
                viewRight = currentWidth + viewWidth;
                viewBottom = currentHeight + viewHeight;
                if (lastEdge === -1) {
                    if (viewBottom >= bottom) {
                        lastEdge = viewBottom;
                    }
                } else if ((horizontal ? currentWidth : currentHeight) > lastEdge) {
                    break;
                }
                if (viewBottom <= top || currentHeight >= bottom || viewRight <= left || currentWidth >= right) {
                    continue;
                }
                hiddenHeight = Math.max(0, top - currentHeight) + Math.max(0, viewBottom - bottom);
                hiddenWidth = Math.max(0, left - currentWidth) + Math.max(0, viewRight - right);
                percentVisible = (viewHeight - hiddenHeight) * (viewWidth - hiddenWidth) * 100 / viewHeight / viewWidth | 0;
                visible.push({
                    id: view.id,
                    x: currentWidth,
                    y: currentHeight,
                    view: view,
                    percent: percentVisible
                });
            }
            var first = visible[0];
            var last = visible[visible.length - 1];
            if (sortByVisibility) {
                visible.sort(function (a, b) {
                    var pc = a.percent - b.percent;
                    if (Math.abs(pc) > 0.001) {
                        return -pc;
                    }
                    return a.id - b.id;
                });
            }
            return {
                first: first,
                last: last,
                views: visible
            };
        }

        function noContextMenuHandler(evt) {
            evt.preventDefault();
        }

        function isDataSchema(url) {
            var i = 0,
                ii = url.length;
            while (i < ii && url[i].trim() === '') {
                i++;
            }
            return url.substring(i, i + 5).toLowerCase() === 'data:';
        }

        function getPDFFileNameFromURL(url) {
            var defaultFilename = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'document.pdf';

            if (typeof url !== 'string') {
                return defaultFilename;
            }
            if (isDataSchema(url)) {
                console.warn('getPDFFileNameFromURL: ' + 'ignoring "data:" URL for performance reasons.');
                return defaultFilename;
            }
            var reURI = /^(?:(?:[^:]+:)?\/\/[^\/]+)?([^?#]*)(\?[^#]*)?(#.*)?$/;
            var reFilename = /[^\/?#=]+\.pdf\b(?!.*\.pdf\b)/i;
            var splitURI = reURI.exec(url);
            var suggestedFilename = reFilename.exec(splitURI[1]) || reFilename.exec(splitURI[2]) || reFilename.exec(splitURI[3]);
            if (suggestedFilename) {
                suggestedFilename = suggestedFilename[0];
                if (suggestedFilename.includes('%')) {
                    try {
                        suggestedFilename = reFilename.exec(decodeURIComponent(suggestedFilename))[0];
                    } catch (ex) {
                    }
                }
            }
            return suggestedFilename || defaultFilename;
        }

        function normalizeWheelEventDelta(evt) {
            var delta = Math.sqrt(evt.deltaX * evt.deltaX + evt.deltaY * evt.deltaY);
            var angle = Math.atan2(evt.deltaY, evt.deltaX);
            if (-0.25 * Math.PI < angle && angle < 0.75 * Math.PI) {
                delta = -delta;
            }
            var MOUSE_DOM_DELTA_PIXEL_MODE = 0;
            var MOUSE_DOM_DELTA_LINE_MODE = 1;
            var MOUSE_PIXELS_PER_LINE = 30;
            var MOUSE_LINES_PER_PAGE = 30;
            if (evt.deltaMode === MOUSE_DOM_DELTA_PIXEL_MODE) {
                delta /= MOUSE_PIXELS_PER_LINE * MOUSE_LINES_PER_PAGE;
            } else if (evt.deltaMode === MOUSE_DOM_DELTA_LINE_MODE) {
                delta /= MOUSE_LINES_PER_PAGE;
            }
            return delta;
        }

        function isValidRotation(angle) {
            return Number.isInteger(angle) && angle % 90 === 0;
        }

        function isPortraitOrientation(size) {
            return size.width <= size.height;
        }

        var WaitOnType = {
            EVENT: 'event',
            TIMEOUT: 'timeout'
        };

        function waitOnEventOrTimeout(_ref6) {
            var target = _ref6.target,
                name = _ref6.name,
                _ref6$delay = _ref6.delay,
                delay = _ref6$delay === undefined ? 0 : _ref6$delay;

            return new Promise(function (resolve, reject) {
                if ((typeof target === 'undefined' ? 'undefined' : _typeof(target)) !== 'object' || !(name && typeof name === 'string') || !(Number.isInteger(delay) && delay >= 0)) {
                    throw new Error('waitOnEventOrTimeout - invalid parameters.');
                }

                function handler(type) {
                    if (target instanceof EventBus) {
                        target.off(name, eventHandler);
                    } else {
                        target.removeEventListener(name, eventHandler);
                    }
                    if (timeout) {
                        clearTimeout(timeout);
                    }
                    resolve(type);
                }

                var eventHandler = handler.bind(null, WaitOnType.EVENT);
                if (target instanceof EventBus) {
                    target.on(name, eventHandler);
                } else {
                    target.addEventListener(name, eventHandler);
                }
                var timeoutHandler = handler.bind(null, WaitOnType.TIMEOUT);
                var timeout = setTimeout(timeoutHandler, delay);
            });
        }

        var animationStarted = new Promise(function (resolve) {
            window.requestAnimationFrame(resolve);
        });

        var EventBus = function () {
            function EventBus() {
                var _ref7 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
                    _ref7$dispatchToDOM = _ref7.dispatchToDOM,
                    dispatchToDOM = _ref7$dispatchToDOM === undefined ? false : _ref7$dispatchToDOM;

                _classCallCheck(this, EventBus);

                this._listeners = Object.create(null);
                this._dispatchToDOM = dispatchToDOM === true;
            }

            _createClass(EventBus, [{
                key: 'on',
                value: function on(eventName, listener) {
                    var eventListeners = this._listeners[eventName];
                    if (!eventListeners) {
                        eventListeners = [];
                        this._listeners[eventName] = eventListeners;
                    }
                    eventListeners.push(listener);
                }
            }, {
                key: 'off',
                value: function off(eventName, listener) {
                    var eventListeners = this._listeners[eventName];
                    var i = void 0;
                    if (!eventListeners || (i = eventListeners.indexOf(listener)) < 0) {
                        return;
                    }
                    eventListeners.splice(i, 1);
                }
            }, {
                key: 'dispatch',
                value: function dispatch(eventName) {
                    var eventListeners = this._listeners[eventName];
                    if (!eventListeners || eventListeners.length === 0) {
                        if (this._dispatchToDOM) {
                            var _args5 = Array.prototype.slice.call(arguments, 1);
                            this._dispatchDOMEvent(eventName, _args5);
                        }
                        return;
                    }
                    var args = Array.prototype.slice.call(arguments, 1);
                    eventListeners.slice(0).forEach(function (listener) {
                        listener.apply(null, args);
                    });
                    if (this._dispatchToDOM) {
                        this._dispatchDOMEvent(eventName, args);
                    }
                }
            }, {
                key: '_dispatchDOMEvent',
                value: function _dispatchDOMEvent(eventName) {
                    var args = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;

                    if (!this._dispatchToDOM) {
                        return;
                    }
                    var details = Object.create(null);
                    if (args && args.length > 0) {
                        var obj = args[0];
                        for (var key in obj) {
                            var value = obj[key];
                            if (key === 'source') {
                                if (value === window || value === document) {
                                    return;
                                }
                                continue;
                            }
                            details[key] = value;
                        }
                    }
                    var event = document.createEvent('CustomEvent');
                    event.initCustomEvent(eventName, true, true, details);
                    document.dispatchEvent(event);
                }
            }]);

            return EventBus;
        }();

        function clamp(v, min, max) {
            return Math.min(Math.max(v, min), max);
        }

        var ProgressBar = function () {
            function ProgressBar(id) {
                var _ref8 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {},
                    height = _ref8.height,
                    width = _ref8.width,
                    units = _ref8.units;

                _classCallCheck(this, ProgressBar);

                this.visible = true;
                this.div = document.querySelector(id + ' .progress');
                this.bar = this.div.parentNode;
                this.height = height || 100;
                this.width = width || 100;
                this.units = units || '%';
                this.div.style.height = this.height + this.units;
                this.percent = 0;
            }

            _createClass(ProgressBar, [{
                key: '_updateBar',
                value: function _updateBar() {
                    if (this._indeterminate) {
                        this.div.classList.add('indeterminate');
                        this.div.style.width = this.width + this.units;
                        return;
                    }
                    this.div.classList.remove('indeterminate');
                    var progressSize = this.width * this._percent / 100;
                    this.div.style.width = progressSize + this.units;
                }
            }, {
                key: 'setWidth',
                value: function setWidth(viewer) {
                    if (!viewer) {
                        return;
                    }
                    var container = viewer.parentNode;
                    var scrollbarWidth = container.offsetWidth - viewer.offsetWidth;
                    if (scrollbarWidth > 0) {
                        this.bar.setAttribute('style', 'width: calc(100% - ' + scrollbarWidth + 'px);');
                    }
                }
            }, {
                key: 'hide',
                value: function hide() {
                    if (!this.visible) {
                        return;
                    }
                    this.visible = false;
                    this.bar.classList.add('hidden');
                    document.body.classList.remove('loadingInProgress');
                }
            }, {
                key: 'show',
                value: function show() {
                    if (this.visible) {
                        return;
                    }
                    this.visible = true;
                    document.body.classList.add('loadingInProgress');
                    this.bar.classList.remove('hidden');
                }
            }, {
                key: 'percent',
                get: function get() {
                    return this._percent;
                },
                set: function set(val) {
                    this._indeterminate = isNaN(val);
                    this._percent = clamp(val, 0, 100);
                    this._updateBar();
                }
            }]);

            return ProgressBar;
        }();

        function moveToEndOfArray(arr, condition) {
            var moved = [],
                len = arr.length;
            var write = 0;
            for (var read = 0; read < len; ++read) {
                if (condition(arr[read])) {
                    moved.push(arr[read]);
                } else {
                    arr[write] = arr[read];
                    ++write;
                }
            }
            for (var _read = 0; write < len; ++_read, ++write) {
                arr[write] = moved[_read];
            }
        }

        exports.CSS_UNITS = CSS_UNITS;
        exports.DEFAULT_SCALE_VALUE = DEFAULT_SCALE_VALUE;
        exports.DEFAULT_SCALE = DEFAULT_SCALE;
        exports.MIN_SCALE = MIN_SCALE;
        exports.MAX_SCALE = MAX_SCALE;
        exports.UNKNOWN_SCALE = UNKNOWN_SCALE;
        exports.MAX_AUTO_SCALE = MAX_AUTO_SCALE;
        exports.SCROLLBAR_PADDING = SCROLLBAR_PADDING;
        exports.VERTICAL_PADDING = VERTICAL_PADDING;
        exports.isValidRotation = isValidRotation;
        exports.isPortraitOrientation = isPortraitOrientation;
        exports.PresentationModeState = PresentationModeState;
        exports.RendererType = RendererType;
        exports.TextLayerMode = TextLayerMode;
        exports.NullL10n = NullL10n;
        exports.EventBus = EventBus;
        exports.ProgressBar = ProgressBar;
        exports.getPDFFileNameFromURL = getPDFFileNameFromURL;
        exports.noContextMenuHandler = noContextMenuHandler;
        exports.parseQueryString = parseQueryString;
        exports.backtrackBeforeAllVisibleElements = backtrackBeforeAllVisibleElements;
        exports.getVisibleElements = getVisibleElements;
        exports.roundToDivide = roundToDivide;
        exports.getPageSizeInches = getPageSizeInches;
        exports.approximateFraction = approximateFraction;
        exports.getOutputScale = getOutputScale;
        exports.scrollIntoView = scrollIntoView;
        exports.watchScroll = watchScroll;
        exports.binarySearchFirstItem = binarySearchFirstItem;
        exports.normalizeWheelEventDelta = normalizeWheelEventDelta;
        exports.animationStarted = animationStarted;
        exports.WaitOnType = WaitOnType;
        exports.waitOnEventOrTimeout = waitOnEventOrTimeout;
        exports.moveToEndOfArray = moveToEndOfArray;

        /***/
    }),
    /* 7 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        var pdfjsLib = void 0;
        if (typeof window !== 'undefined' && window['pdfjs-dist/build/pdf']) {
            pdfjsLib = window['pdfjs-dist/build/pdf'];
        } else {
            pdfjsLib = require('../build/pdf.js');
        }
        module.exports = pdfjsLib;

        /***/
    }),
    /* 8 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.PDFCursorTools = exports.CursorTool = undefined;

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        var _grab_to_pan = __webpack_require__(9);

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        var CursorTool = {
            SELECT: 0,
            HAND: 1,
            ZOOM: 2
        };

        var PDFCursorTools = function () {
            function PDFCursorTools(_ref) {
                var _this = this;

                var container = _ref.container,
                    eventBus = _ref.eventBus,
                    _ref$cursorToolOnLoad = _ref.cursorToolOnLoad,
                    cursorToolOnLoad = _ref$cursorToolOnLoad === undefined ? CursorTool.SELECT : _ref$cursorToolOnLoad;

                _classCallCheck(this, PDFCursorTools);

                this.container = container;
                this.eventBus = eventBus;
                this.active = CursorTool.SELECT;
                this.activeBeforePresentationMode = null;
                this.handTool = new _grab_to_pan.GrabToPan({element: this.container});
                this._addEventListeners();
                Promise.resolve().then(function () {
                    _this.switchTool(cursorToolOnLoad);
                });
            }

            _createClass(PDFCursorTools, [{
                key: 'switchTool',
                value: function switchTool(tool) {
                    var _this2 = this;

                    if (this.activeBeforePresentationMode !== null) {
                        return;
                    }
                    if (tool === this.active) {
                        return;
                    }
                    var disableActiveTool = function disableActiveTool() {
                        switch (_this2.active) {
                            case CursorTool.SELECT:
                                break;
                            case CursorTool.HAND:
                                _this2.handTool.deactivate();
                                break;
                            case CursorTool.ZOOM:
                        }
                    };
                    switch (tool) {
                        case CursorTool.SELECT:
                            disableActiveTool();
                            break;
                        case CursorTool.HAND:
                            disableActiveTool();
                            this.handTool.activate();
                            break;
                        case CursorTool.ZOOM:
                        default:
                            console.error('switchTool: "' + tool + '" is an unsupported value.');
                            return;
                    }
                    this.active = tool;
                    this._dispatchEvent();
                }
            }, {
                key: '_dispatchEvent',
                value: function _dispatchEvent() {
                    this.eventBus.dispatch('cursortoolchanged', {
                        source: this,
                        tool: this.active
                    });
                }
            }, {
                key: '_addEventListeners',
                value: function _addEventListeners() {
                    var _this3 = this;

                    this.eventBus.on('switchcursortool', function (evt) {
                        _this3.switchTool(evt.tool);
                    });
                    this.eventBus.on('presentationmodechanged', function (evt) {
                        if (evt.switchInProgress) {
                            return;
                        }
                        var previouslyActive = void 0;
                        if (evt.active) {
                            previouslyActive = _this3.active;
                            _this3.switchTool(CursorTool.SELECT);
                            _this3.activeBeforePresentationMode = previouslyActive;
                        } else {
                            previouslyActive = _this3.activeBeforePresentationMode;
                            _this3.activeBeforePresentationMode = null;
                            _this3.switchTool(previouslyActive);
                        }
                    });
                }
            }, {
                key: 'activeTool',
                get: function get() {
                    return this.active;
                }
            }]);

            return PDFCursorTools;
        }();

        exports.CursorTool = CursorTool;
        exports.PDFCursorTools = PDFCursorTools;

        /***/
    }),
    /* 9 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });

        function GrabToPan(options) {
            this.element = options.element;
            this.document = options.element.ownerDocument;
            if (typeof options.ignoreTarget === 'function') {
                this.ignoreTarget = options.ignoreTarget;
            }
            this.onActiveChanged = options.onActiveChanged;
            this.activate = this.activate.bind(this);
            this.deactivate = this.deactivate.bind(this);
            this.toggle = this.toggle.bind(this);
            this._onmousedown = this._onmousedown.bind(this);
            this._onmousemove = this._onmousemove.bind(this);
            this._endPan = this._endPan.bind(this);
            var overlay = this.overlay = document.createElement('div');
            overlay.className = 'grab-to-pan-grabbing';
        }

        GrabToPan.prototype = {
            CSS_CLASS_GRAB: 'grab-to-pan-grab',
            activate: function GrabToPan_activate() {
                if (!this.active) {
                    this.active = true;
                    this.element.addEventListener('mousedown', this._onmousedown, true);
                    this.element.classList.add(this.CSS_CLASS_GRAB);
                    if (this.onActiveChanged) {
                        this.onActiveChanged(true);
                    }
                }
            },
            deactivate: function GrabToPan_deactivate() {
                if (this.active) {
                    this.active = false;
                    this.element.removeEventListener('mousedown', this._onmousedown, true);
                    this._endPan();
                    this.element.classList.remove(this.CSS_CLASS_GRAB);
                    if (this.onActiveChanged) {
                        this.onActiveChanged(false);
                    }
                }
            },
            toggle: function GrabToPan_toggle() {
                if (this.active) {
                    this.deactivate();
                } else {
                    this.activate();
                }
            },
            ignoreTarget: function GrabToPan_ignoreTarget(node) {
                return node[matchesSelector]('a[href], a[href] *, input, textarea, button, button *, select, option');
            },
            _onmousedown: function GrabToPan__onmousedown(event) {
                if (event.button !== 0 || this.ignoreTarget(event.target)) {
                    return;
                }
                if (event.originalTarget) {
                    try {
                        event.originalTarget.tagName;
                    } catch (e) {
                        return;
                    }
                }
                this.scrollLeftStart = this.element.scrollLeft;
                this.scrollTopStart = this.element.scrollTop;
                this.clientXStart = event.clientX;
                this.clientYStart = event.clientY;
                this.document.addEventListener('mousemove', this._onmousemove, true);
                this.document.addEventListener('mouseup', this._endPan, true);
                this.element.addEventListener('scroll', this._endPan, true);
                event.preventDefault();
                event.stopPropagation();
                var focusedElement = document.activeElement;
                if (focusedElement && !focusedElement.contains(event.target)) {
                    focusedElement.blur();
                }
            },
            _onmousemove: function GrabToPan__onmousemove(event) {
                this.element.removeEventListener('scroll', this._endPan, true);
                if (isLeftMouseReleased(event)) {
                    this._endPan();
                    return;
                }
                var xDiff = event.clientX - this.clientXStart;
                var yDiff = event.clientY - this.clientYStart;
                var scrollTop = this.scrollTopStart - yDiff;
                var scrollLeft = this.scrollLeftStart - xDiff;
                if (this.element.scrollTo) {
                    this.element.scrollTo({
                        top: scrollTop,
                        left: scrollLeft,
                        behavior: 'instant'
                    });
                } else {
                    this.element.scrollTop = scrollTop;
                    this.element.scrollLeft = scrollLeft;
                }
                if (!this.overlay.parentNode) {
                    document.body.appendChild(this.overlay);
                }
            },
            _endPan: function GrabToPan__endPan() {
                this.element.removeEventListener('scroll', this._endPan, true);
                this.document.removeEventListener('mousemove', this._onmousemove, true);
                this.document.removeEventListener('mouseup', this._endPan, true);
                this.overlay.remove();
            }
        };
        var matchesSelector;
        ['webkitM', 'mozM', 'msM', 'oM', 'm'].some(function (prefix) {
            var name = prefix + 'atches';
            if (name in document.documentElement) {
                matchesSelector = name;
            }
            name += 'Selector';
            if (name in document.documentElement) {
                matchesSelector = name;
            }
            return matchesSelector;
        });
        var isNotIEorIsIE10plus = !document.documentMode || document.documentMode > 9;
        var chrome = window.chrome;
        var isChrome15OrOpera15plus = chrome && (chrome.webstore || chrome.app);
        var isSafari6plus = /Apple/.test(navigator.vendor) && /Version\/([6-9]\d*|[1-5]\d+)/.test(navigator.userAgent);

        function isLeftMouseReleased(event) {
            if ('buttons' in event && isNotIEorIsIE10plus) {
                return !(event.buttons & 1);
            }
            if (isChrome15OrOpera15plus || isSafari6plus) {
                return event.which === 0;
            }
        }

        exports.GrabToPan = GrabToPan;

        /***/
    }),
    /* 10 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        var CLEANUP_TIMEOUT = 30000;
        var RenderingStates = {
            INITIAL: 0,
            RUNNING: 1,
            PAUSED: 2,
            FINISHED: 3
        };

        var PDFRenderingQueue = function () {
            function PDFRenderingQueue() {
                _classCallCheck(this, PDFRenderingQueue);

                this.pdfViewer = null;
                this.pdfThumbnailViewer = null;
                this.onIdle = null;
                this.highestPriorityPage = null;
                this.idleTimeout = null;
                this.printing = false;
                this.isThumbnailViewEnabled = false;
            }

            _createClass(PDFRenderingQueue, [{
                key: "setViewer",
                value: function setViewer(pdfViewer) {
                    this.pdfViewer = pdfViewer;
                }
            }, {
                key: "setThumbnailViewer",
                value: function setThumbnailViewer(pdfThumbnailViewer) {
                    this.pdfThumbnailViewer = pdfThumbnailViewer;
                }
            }, {
                key: "isHighestPriority",
                value: function isHighestPriority(view) {
                    return this.highestPriorityPage === view.renderingId;
                }
            }, {
                key: "renderHighestPriority",
                value: function renderHighestPriority(currentlyVisiblePages) {
                    if (this.idleTimeout) {
                        clearTimeout(this.idleTimeout);
                        this.idleTimeout = null;
                    }
                    if (this.pdfViewer.forceRendering(currentlyVisiblePages)) {
                        return;
                    }
                    if (this.pdfThumbnailViewer && this.isThumbnailViewEnabled) {
                        if (this.pdfThumbnailViewer.forceRendering()) {
                            return;
                        }
                    }
                    if (this.printing) {
                        return;
                    }
                    if (this.onIdle) {
                        this.idleTimeout = setTimeout(this.onIdle.bind(this), CLEANUP_TIMEOUT);
                    }
                }
            }, {
                key: "getHighestPriority",
                value: function getHighestPriority(visible, views, scrolledDown) {
                    var visibleViews = visible.views;
                    var numVisible = visibleViews.length;
                    if (numVisible === 0) {
                        return false;
                    }
                    for (var i = 0; i < numVisible; ++i) {
                        var view = visibleViews[i].view;
                        if (!this.isViewFinished(view)) {
                            return view;
                        }
                    }
                    if (scrolledDown) {
                        var nextPageIndex = visible.last.id;
                        if (views[nextPageIndex] && !this.isViewFinished(views[nextPageIndex])) {
                            return views[nextPageIndex];
                        }
                    } else {
                        var previousPageIndex = visible.first.id - 2;
                        if (views[previousPageIndex] && !this.isViewFinished(views[previousPageIndex])) {
                            return views[previousPageIndex];
                        }
                    }
                    return null;
                }
            }, {
                key: "isViewFinished",
                value: function isViewFinished(view) {
                    return view.renderingState === RenderingStates.FINISHED;
                }
            }, {
                key: "renderView",
                value: function renderView(view) {
                    var _this = this;

                    switch (view.renderingState) {
                        case RenderingStates.FINISHED:
                            return false;
                        case RenderingStates.PAUSED:
                            this.highestPriorityPage = view.renderingId;
                            view.resume();
                            break;
                        case RenderingStates.RUNNING:
                            this.highestPriorityPage = view.renderingId;
                            break;
                        case RenderingStates.INITIAL:
                            this.highestPriorityPage = view.renderingId;
                            var continueRendering = function continueRendering() {
                                _this.renderHighestPriority();
                            };
                            view.draw().then(continueRendering, continueRendering);
                            break;
                    }
                    return true;
                }
            }]);

            return PDFRenderingQueue;
        }();

        exports.RenderingStates = RenderingStates;
        exports.PDFRenderingQueue = PDFRenderingQueue;

        /***/
    }),
    /* 11 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.PDFSidebar = exports.SidebarView = undefined;

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        var _ui_utils = __webpack_require__(6);

        var _pdf_rendering_queue = __webpack_require__(10);

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        var UI_NOTIFICATION_CLASS = 'pdfSidebarNotification';
        var SidebarView = {
            NONE: 0,
            THUMBS: 1,
            OUTLINE: 2,
            ATTACHMENTS: 3
        };

        var PDFSidebar = function () {
            function PDFSidebar(options, eventBus) {
                var l10n = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : _ui_utils.NullL10n;

                _classCallCheck(this, PDFSidebar);

                this.isOpen = false;
                this.active = SidebarView.THUMBS;
                this.isInitialViewSet = false;
                this.onToggled = null;
                this.pdfViewer = options.pdfViewer;
                this.pdfThumbnailViewer = options.pdfThumbnailViewer;
                this.outerContainer = options.outerContainer;
                this.viewerContainer = options.viewerContainer;
                this.toggleButton = options.toggleButton;
                this.thumbnailButton = options.thumbnailButton;
                this.outlineButton = options.outlineButton;
                this.attachmentsButton = options.attachmentsButton;
                this.thumbnailView = options.thumbnailView;
                this.outlineView = options.outlineView;
                this.attachmentsView = options.attachmentsView;
                this.disableNotification = options.disableNotification || false;
                this.eventBus = eventBus;
                this.l10n = l10n;
                this._addEventListeners();
            }

            _createClass(PDFSidebar, [{
                key: 'reset',
                value: function reset() {
                    this.isInitialViewSet = false;
                    this._hideUINotification(null);
                    this.switchView(SidebarView.THUMBS);
                    this.outlineButton.disabled = false;
                    this.attachmentsButton.disabled = false;
                }
            }, {
                key: 'setInitialView',
                value: function setInitialView() {
                    var view = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : SidebarView.NONE;

                    if (this.isInitialViewSet) {
                        return;
                    }
                    this.isInitialViewSet = true;
                    if (this.isOpen && view === SidebarView.NONE) {
                        this._dispatchEvent();
                        return;
                    }
                    var isViewPreserved = view === this.visibleView;
                    this.switchView(view, true);
                    if (isViewPreserved) {
                        this._dispatchEvent();
                    }
                }
            }, {
                key: 'switchView',
                value: function switchView(view) {
                    var forceOpen = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;

                    if (view === SidebarView.NONE) {
                        this.close();
                        return;
                    }
                    var isViewChanged = view !== this.active;
                    var shouldForceRendering = false;
                    switch (view) {
                        case SidebarView.THUMBS:
                            this.thumbnailButton.classList.add('toggled');
                            this.outlineButton.classList.remove('toggled');
                            this.attachmentsButton.classList.remove('toggled');
                            this.thumbnailView.classList.remove('hidden');
                            this.outlineView.classList.add('hidden');
                            this.attachmentsView.classList.add('hidden');
                            if (this.isOpen && isViewChanged) {
                                this._updateThumbnailViewer();
                                shouldForceRendering = true;
                            }
                            break;
                        case SidebarView.OUTLINE:
                            if (this.outlineButton.disabled) {
                                return;
                            }
                            this.thumbnailButton.classList.remove('toggled');
                            this.outlineButton.classList.add('toggled');
                            this.attachmentsButton.classList.remove('toggled');
                            this.thumbnailView.classList.add('hidden');
                            this.outlineView.classList.remove('hidden');
                            this.attachmentsView.classList.add('hidden');
                            break;
                        case SidebarView.ATTACHMENTS:
                            if (this.attachmentsButton.disabled) {
                                return;
                            }
                            this.thumbnailButton.classList.remove('toggled');
                            this.outlineButton.classList.remove('toggled');
                            this.attachmentsButton.classList.add('toggled');
                            this.thumbnailView.classList.add('hidden');
                            this.outlineView.classList.add('hidden');
                            this.attachmentsView.classList.remove('hidden');
                            break;
                        default:
                            console.error('PDFSidebar_switchView: "' + view + '" is an unsupported value.');
                            return;
                    }
                    this.active = view | 0;
                    if (forceOpen && !this.isOpen) {
                        this.open();
                        return;
                    }
                    if (shouldForceRendering) {
                        this._forceRendering();
                    }
                    if (isViewChanged) {
                        this._dispatchEvent();
                    }
                    this._hideUINotification(this.active);
                }
            }, {
                key: 'open',
                value: function open() {
                    if (this.isOpen) {
                        return;
                    }
                    this.isOpen = true;
                    this.toggleButton.classList.add('toggled');
                    this.outerContainer.classList.add('sidebarMoving');
                    this.outerContainer.classList.add('sidebarOpen');
                    if (this.active === SidebarView.THUMBS) {
                        this._updateThumbnailViewer();
                    }
                    this._forceRendering();
                    this._dispatchEvent();
                    this._hideUINotification(this.active);
                }
            }, {
                key: 'close',
                value: function close() {
                    if (!this.isOpen) {
                        return;
                    }
                    this.isOpen = false;
                    this.toggleButton.classList.remove('toggled');
                    this.outerContainer.classList.add('sidebarMoving');
                    this.outerContainer.classList.remove('sidebarOpen');
                    this._forceRendering();
                    this._dispatchEvent();
                }
            }, {
                key: 'toggle',
                value: function toggle() {
                    if (this.isOpen) {
                        this.close();
                    } else {
                        this.open();
                    }
                }
            }, {
                key: '_dispatchEvent',
                value: function _dispatchEvent() {
                    this.eventBus.dispatch('sidebarviewchanged', {
                        source: this,
                        view: this.visibleView
                    });
                }
            }, {
                key: '_forceRendering',
                value: function _forceRendering() {
                    if (this.onToggled) {
                        this.onToggled();
                    } else {
                        this.pdfViewer.forceRendering();
                        this.pdfThumbnailViewer.forceRendering();
                    }
                }
            }, {
                key: '_updateThumbnailViewer',
                value: function _updateThumbnailViewer() {
                    var pdfViewer = this.pdfViewer,
                        pdfThumbnailViewer = this.pdfThumbnailViewer;

                    var pagesCount = pdfViewer.pagesCount;
                    for (var pageIndex = 0; pageIndex < pagesCount; pageIndex++) {
                        var pageView = pdfViewer.getPageView(pageIndex);
                        if (pageView && pageView.renderingState === _pdf_rendering_queue.RenderingStates.FINISHED) {
                            var thumbnailView = pdfThumbnailViewer.getThumbnail(pageIndex);
                            thumbnailView.setImage(pageView);
                        }
                    }
                    pdfThumbnailViewer.scrollThumbnailIntoView(pdfViewer.currentPageNumber);
                }
            }, {
                key: '_showUINotification',
                value: function _showUINotification(view) {
                    var _this = this;

                    if (this.disableNotification) {
                        return;
                    }
                    this.l10n.get('toggle_sidebar_notification.title', null, 'Toggle Sidebar (document contains outline/attachments)').then(function (msg) {
                        _this.toggleButton.title = msg;
                    });
                    if (!this.isOpen) {
                        this.toggleButton.classList.add(UI_NOTIFICATION_CLASS);
                    } else if (view === this.active) {
                        return;
                    }
                    switch (view) {
                        case SidebarView.OUTLINE:
                            this.outlineButton.classList.add(UI_NOTIFICATION_CLASS);
                            break;
                        case SidebarView.ATTACHMENTS:
                            this.attachmentsButton.classList.add(UI_NOTIFICATION_CLASS);
                            break;
                    }
                }
            }, {
                key: '_hideUINotification',
                value: function _hideUINotification(view) {
                    var _this2 = this;

                    if (this.disableNotification) {
                        return;
                    }
                    var removeNotification = function removeNotification(view) {
                        switch (view) {
                            case SidebarView.OUTLINE:
                                _this2.outlineButton.classList.remove(UI_NOTIFICATION_CLASS);
                                break;
                            case SidebarView.ATTACHMENTS:
                                _this2.attachmentsButton.classList.remove(UI_NOTIFICATION_CLASS);
                                break;
                        }
                    };
                    if (!this.isOpen && view !== null) {
                        return;
                    }
                    this.toggleButton.classList.remove(UI_NOTIFICATION_CLASS);
                    if (view !== null) {
                        removeNotification(view);
                        return;
                    }
                    for (view in SidebarView) {
                        removeNotification(SidebarView[view]);
                    }
                    this.l10n.get('toggle_sidebar.title', null, 'Toggle Sidebar').then(function (msg) {
                        _this2.toggleButton.title = msg;
                    });
                }
            }, {
                key: '_addEventListeners',
                value: function _addEventListeners() {
                    var _this3 = this;

                    this.viewerContainer.addEventListener('transitionend', function (evt) {
                        if (evt.target === _this3.viewerContainer) {
                            _this3.outerContainer.classList.remove('sidebarMoving');
                        }
                    });
                    this.thumbnailButton.addEventListener('click', function () {
                        _this3.switchView(SidebarView.THUMBS);
                    });
                    this.outlineButton.addEventListener('click', function () {
                        _this3.switchView(SidebarView.OUTLINE);
                    });
                    this.outlineButton.addEventListener('dblclick', function () {
                        _this3.eventBus.dispatch('toggleoutlinetree', {source: _this3});
                    });
                    this.attachmentsButton.addEventListener('click', function () {
                        _this3.switchView(SidebarView.ATTACHMENTS);
                    });
                    this.eventBus.on('outlineloaded', function (evt) {
                        var outlineCount = evt.outlineCount;
                        _this3.outlineButton.disabled = !outlineCount;
                        if (outlineCount) {
                            _this3._showUINotification(SidebarView.OUTLINE);
                        } else if (_this3.active === SidebarView.OUTLINE) {
                            _this3.switchView(SidebarView.THUMBS);
                        }
                    });
                    this.eventBus.on('attachmentsloaded', function (evt) {
                        if (evt.attachmentsCount) {
                            _this3.attachmentsButton.disabled = false;
                            _this3._showUINotification(SidebarView.ATTACHMENTS);
                            return;
                        }
                        Promise.resolve().then(function () {
                            if (_this3.attachmentsView.hasChildNodes()) {
                                return;
                            }
                            _this3.attachmentsButton.disabled = true;
                            if (_this3.active === SidebarView.ATTACHMENTS) {
                                _this3.switchView(SidebarView.THUMBS);
                            }
                        });
                    });
                    this.eventBus.on('presentationmodechanged', function (evt) {
                        if (!evt.active && !evt.switchInProgress && _this3.isThumbnailViewVisible) {
                            _this3._updateThumbnailViewer();
                        }
                    });
                }
            }, {
                key: 'visibleView',
                get: function get() {
                    return this.isOpen ? this.active : SidebarView.NONE;
                }
            }, {
                key: 'isThumbnailViewVisible',
                get: function get() {
                    return this.isOpen && this.active === SidebarView.THUMBS;
                }
            }, {
                key: 'isOutlineViewVisible',
                get: function get() {
                    return this.isOpen && this.active === SidebarView.OUTLINE;
                }
            }, {
                key: 'isAttachmentsViewVisible',
                get: function get() {
                    return this.isOpen && this.active === SidebarView.ATTACHMENTS;
                }
            }]);

            return PDFSidebar;
        }();

        exports.SidebarView = SidebarView;
        exports.PDFSidebar = PDFSidebar;

        /***/
    }),
    /* 12 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.OptionKind = exports.AppOptions = undefined;

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        var _pdfjsLib = __webpack_require__(7);

        var _viewer_compatibility = __webpack_require__(13);

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        var OptionKind = {
            VIEWER: 'viewer',
            API: 'api',
            WORKER: 'worker'
        };
        var defaultOptions = {
            cursorToolOnLoad: {
                value: 0,
                kind: OptionKind.VIEWER
            },
            defaultUrl: {
                value: defaultPdf,
                kind: OptionKind.VIEWER
            },
            defaultZoomValue: {
                value: '',
                kind: OptionKind.VIEWER
            },
            disableHistory: {
                value: false,
                kind: OptionKind.VIEWER
            },
            disablePageLabels: {
                value: false,
                kind: OptionKind.VIEWER
            },
            disablePageMode: {
                value: false,
                kind: OptionKind.VIEWER
            },
            enablePrintAutoRotate: {
                value: false,
                kind: OptionKind.VIEWER
            },
            enableWebGL: {
                value: false,
                kind: OptionKind.VIEWER
            },
            eventBusDispatchToDOM: {
                value: false,
                kind: OptionKind.VIEWER
            },
            externalLinkRel: {
                value: 'noopener noreferrer nofollow',
                kind: OptionKind.VIEWER
            },
            externalLinkTarget: {
                value: 0,
                kind: OptionKind.VIEWER
            },
            imageResourcesPath: {
                value: './images/',
                kind: OptionKind.VIEWER
            },
            maxCanvasPixels: {
                value: _viewer_compatibility.viewerCompatibilityParams.maxCanvasPixels || 16777216,
                kind: OptionKind.VIEWER
            },
            pdfBugEnabled: {
                value: false,
                kind: OptionKind.VIEWER
            },
            renderer: {
                value: 'canvas',
                kind: OptionKind.VIEWER
            },
            renderInteractiveForms: {
                value: false,
                kind: OptionKind.VIEWER
            },
            showPreviousViewOnLoad: {
                value: true,
                kind: OptionKind.VIEWER
            },
            sidebarViewOnLoad: {
                value: 0,
                kind: OptionKind.VIEWER
            },
            scrollModeOnLoad: {
                value: 0,
                kind: OptionKind.VIEWER
            },
            spreadModeOnLoad: {
                value: 0,
                kind: OptionKind.VIEWER
            },
            textLayerMode: {
                value: 1,
                kind: OptionKind.VIEWER
            },
            useOnlyCssZoom: {
                value: false,
                kind: OptionKind.VIEWER
            },
            cMapPacked: {
                value: true,
                kind: OptionKind.API
            },
            cMapUrl: {
                value: '../web/cmaps/',
                kind: OptionKind.API
            },
            disableAutoFetch: {
                value: false,
                kind: OptionKind.API
            },
            disableCreateObjectURL: {
                value: _pdfjsLib.apiCompatibilityParams.disableCreateObjectURL || false,
                kind: OptionKind.API
            },
            disableFontFace: {
                value: false,
                kind: OptionKind.API
            },
            disableRange: {
                value: false,
                kind: OptionKind.API
            },
            disableStream: {
                value: false,
                kind: OptionKind.API
            },
            isEvalSupported: {
                value: true,
                kind: OptionKind.API
            },
            maxImageSize: {
                value: -1,
                kind: OptionKind.API
            },
            pdfBug: {
                value: false,
                kind: OptionKind.API
            },
            postMessageTransfers: {
                value: true,
                kind: OptionKind.API
            },
            verbosity: {
                value: 1,
                kind: OptionKind.API
            },
            workerPort: {
                value: null,
                kind: OptionKind.WORKER
            },
            workerSrc: {
                value: workerUrl,
                kind: OptionKind.WORKER
            }
        };
        {
            defaultOptions.locale = {
                value: typeof navigator !== 'undefined' ? navigator.language : 'en-US',
                kind: OptionKind.VIEWER
            };
        }
        var userOptions = Object.create(null);

        var AppOptions = function () {
            function AppOptions() {
                _classCallCheck(this, AppOptions);

                throw new Error('Cannot initialize AppOptions.');
            }

            _createClass(AppOptions, null, [{
                key: 'get',
                value: function get(name) {
                    var defaultOption = defaultOptions[name],
                        userOption = userOptions[name];
                    if (userOption !== undefined) {
                        return userOption;
                    }
                    return defaultOption !== undefined ? defaultOption.value : undefined;
                }
            }, {
                key: 'getAll',
                value: function getAll() {
                    var kind = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : null;

                    var options = Object.create(null);
                    for (var name in defaultOptions) {
                        var defaultOption = defaultOptions[name],
                            userOption = userOptions[name];
                        if (kind && defaultOption.kind !== kind) {
                            continue;
                        }
                        options[name] = userOption !== undefined ? userOption : defaultOption.value;
                    }
                    return options;
                }
            }, {
                key: 'set',
                value: function set(name, value) {
                    userOptions[name] = value;
                }
            }, {
                key: 'remove',
                value: function remove(name) {
                    delete userOptions[name];
                }
            }]);

            return AppOptions;
        }();

        exports.AppOptions = AppOptions;
        exports.OptionKind = OptionKind;

        /***/
    }),
    /* 13 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        var compatibilityParams = Object.create(null);
        {
            var userAgent = typeof navigator !== 'undefined' && navigator.userAgent || '';
            var isAndroid = /Android/.test(userAgent);
            var isIOS = /\b(iPad|iPhone|iPod)(?=;)/.test(userAgent);
            (function checkCanvasSizeLimitation() {
                if (isIOS || isAndroid) {
                    compatibilityParams.maxCanvasPixels = 5242880;
                }
            })();
        }
        exports.viewerCompatibilityParams = Object.freeze(compatibilityParams);

        /***/
    }),
    /* 14 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.getGlobalEventBus = exports.attachDOMEventsToEventBus = undefined;

        var _ui_utils = __webpack_require__(6);

        function attachDOMEventsToEventBus(eventBus) {
            eventBus.on('documentload', function () {
                var event = document.createEvent('CustomEvent');
                event.initCustomEvent('documentload', true, true, {});
                window.dispatchEvent(event);
            });
            eventBus.on('pagerendered', function (evt) {
                var event = document.createEvent('CustomEvent');
                event.initCustomEvent('pagerendered', true, true, {
                    pageNumber: evt.pageNumber,
                    cssTransform: evt.cssTransform
                });
                evt.source.div.dispatchEvent(event);
            });
            eventBus.on('textlayerrendered', function (evt) {
                var event = document.createEvent('CustomEvent');
                event.initCustomEvent('textlayerrendered', true, true, {pageNumber: evt.pageNumber});
                evt.source.textLayerDiv.dispatchEvent(event);
            });
            eventBus.on('pagechange', function (evt) {
                var event = document.createEvent('UIEvents');
                event.initUIEvent('pagechange', true, true, window, 0);
                event.pageNumber = evt.pageNumber;
                evt.source.container.dispatchEvent(event);
            });
            eventBus.on('pagesinit', function (evt) {
                var event = document.createEvent('CustomEvent');
                event.initCustomEvent('pagesinit', true, true, null);
                evt.source.container.dispatchEvent(event);
            });
            eventBus.on('pagesloaded', function (evt) {
                var event = document.createEvent('CustomEvent');
                event.initCustomEvent('pagesloaded', true, true, {pagesCount: evt.pagesCount});
                evt.source.container.dispatchEvent(event);
            });
            eventBus.on('scalechange', function (evt) {
                var event = document.createEvent('UIEvents');
                event.initUIEvent('scalechange', true, true, window, 0);
                event.scale = evt.scale;
                event.presetValue = evt.presetValue;
                evt.source.container.dispatchEvent(event);
            });
            eventBus.on('updateviewarea', function (evt) {
                var event = document.createEvent('UIEvents');
                event.initUIEvent('updateviewarea', true, true, window, 0);
                event.location = evt.location;
                evt.source.container.dispatchEvent(event);
            });
            eventBus.on('find', function (evt) {
                if (evt.source === window) {
                    return;
                }
                var event = document.createEvent('CustomEvent');
                event.initCustomEvent('find' + evt.type, true, true, {
                    query: evt.query,
                    phraseSearch: evt.phraseSearch,
                    caseSensitive: evt.caseSensitive,
                    highlightAll: evt.highlightAll,
                    findPrevious: evt.findPrevious
                });
                window.dispatchEvent(event);
            });
            eventBus.on('attachmentsloaded', function (evt) {
                var event = document.createEvent('CustomEvent');
                event.initCustomEvent('attachmentsloaded', true, true, {attachmentsCount: evt.attachmentsCount});
                evt.source.container.dispatchEvent(event);
            });
            eventBus.on('sidebarviewchanged', function (evt) {
                var event = document.createEvent('CustomEvent');
                event.initCustomEvent('sidebarviewchanged', true, true, {view: evt.view});
                evt.source.outerContainer.dispatchEvent(event);
            });
            eventBus.on('pagemode', function (evt) {
                var event = document.createEvent('CustomEvent');
                event.initCustomEvent('pagemode', true, true, {mode: evt.mode});
                evt.source.pdfViewer.container.dispatchEvent(event);
            });
            eventBus.on('namedaction', function (evt) {
                var event = document.createEvent('CustomEvent');
                event.initCustomEvent('namedaction', true, true, {action: evt.action});
                evt.source.pdfViewer.container.dispatchEvent(event);
            });
            eventBus.on('presentationmodechanged', function (evt) {
                var event = document.createEvent('CustomEvent');
                event.initCustomEvent('presentationmodechanged', true, true, {
                    active: evt.active,
                    switchInProgress: evt.switchInProgress
                });
                window.dispatchEvent(event);
            });
            eventBus.on('outlineloaded', function (evt) {
                var event = document.createEvent('CustomEvent');
                event.initCustomEvent('outlineloaded', true, true, {outlineCount: evt.outlineCount});
                evt.source.container.dispatchEvent(event);
            });
        }

        var globalEventBus = null;

        function getGlobalEventBus() {
            var dispatchToDOM = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;

            if (!globalEventBus) {
                globalEventBus = new _ui_utils.EventBus({dispatchToDOM: dispatchToDOM});
                if (!dispatchToDOM) {
                    attachDOMEventsToEventBus(globalEventBus);
                }
            }
            return globalEventBus;
        }

        exports.attachDOMEventsToEventBus = attachDOMEventsToEventBus;
        exports.getGlobalEventBus = getGlobalEventBus;

        /***/
    }),
    /* 15 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.OverlayManager = undefined;

        var _regenerator = __webpack_require__(2);

        var _regenerator2 = _interopRequireDefault(_regenerator);

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        function _interopRequireDefault(obj) {
            return obj && obj.__esModule ? obj : {default: obj};
        }

        function _asyncToGenerator(fn) {
            return function () {
                var gen = fn.apply(this, arguments);
                return new Promise(function (resolve, reject) {
                    function step(key, arg) {
                        try {
                            var info = gen[key](arg);
                            var value = info.value;
                        } catch (error) {
                            reject(error);
                            return;
                        }
                        if (info.done) {
                            resolve(value);
                        } else {
                            return Promise.resolve(value).then(function (value) {
                                step("next", value);
                            }, function (err) {
                                step("throw", err);
                            });
                        }
                    }

                    return step("next");
                });
            };
        }

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        var OverlayManager = function () {
            function OverlayManager() {
                _classCallCheck(this, OverlayManager);

                this._overlays = {};
                this._active = null;
                this._keyDownBound = this._keyDown.bind(this);
            }

            _createClass(OverlayManager, [{
                key: 'register',
                value: function () {
                    var _ref = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee(name, element) {
                        var callerCloseMethod = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null;
                        var canForceClose = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
                        var container;
                        return _regenerator2.default.wrap(function _callee$(_context) {
                            while (1) {
                                switch (_context.prev = _context.next) {
                                    case 0:
                                        container = void 0;

                                        if (!(!name || !element || !(container = element.parentNode))) {
                                            _context.next = 5;
                                            break;
                                        }

                                        throw new Error('Not enough parameters.');

                                    case 5:
                                        if (!this._overlays[name]) {
                                            _context.next = 7;
                                            break;
                                        }

                                        throw new Error('The overlay is already registered.');

                                    case 7:
                                        this._overlays[name] = {
                                            element: element,
                                            container: container,
                                            callerCloseMethod: callerCloseMethod,
                                            canForceClose: canForceClose
                                        };

                                    case 8:
                                    case 'end':
                                        return _context.stop();
                                }
                            }
                        }, _callee, this);
                    }));

                    function register(_x3, _x4) {
                        return _ref.apply(this, arguments);
                    }

                    return register;
                }()
            }, {
                key: 'unregister',
                value: function () {
                    var _ref2 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee2(name) {
                        return _regenerator2.default.wrap(function _callee2$(_context2) {
                            while (1) {
                                switch (_context2.prev = _context2.next) {
                                    case 0:
                                        if (this._overlays[name]) {
                                            _context2.next = 4;
                                            break;
                                        }

                                        throw new Error('The overlay does not exist.');

                                    case 4:
                                        if (!(this._active === name)) {
                                            _context2.next = 6;
                                            break;
                                        }

                                        throw new Error('The overlay cannot be removed while it is active.');

                                    case 6:
                                        delete this._overlays[name];

                                    case 7:
                                    case 'end':
                                        return _context2.stop();
                                }
                            }
                        }, _callee2, this);
                    }));

                    function unregister(_x5) {
                        return _ref2.apply(this, arguments);
                    }

                    return unregister;
                }()
            }, {
                key: 'open',
                value: function () {
                    var _ref3 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee3(name) {
                        return _regenerator2.default.wrap(function _callee3$(_context3) {
                            while (1) {
                                switch (_context3.prev = _context3.next) {
                                    case 0:
                                        if (this._overlays[name]) {
                                            _context3.next = 4;
                                            break;
                                        }

                                        throw new Error('The overlay does not exist.');

                                    case 4:
                                        if (!this._active) {
                                            _context3.next = 14;
                                            break;
                                        }

                                        if (!this._overlays[name].canForceClose) {
                                            _context3.next = 9;
                                            break;
                                        }

                                        this._closeThroughCaller();
                                        _context3.next = 14;
                                        break;

                                    case 9:
                                        if (!(this._active === name)) {
                                            _context3.next = 13;
                                            break;
                                        }

                                        throw new Error('The overlay is already active.');

                                    case 13:
                                        throw new Error('Another overlay is currently active.');

                                    case 14:
                                        this._active = name;
                                        this._overlays[this._active].element.classList.remove('hidden');
                                        this._overlays[this._active].container.classList.remove('hidden');
                                        window.addEventListener('keydown', this._keyDownBound);

                                    case 18:
                                    case 'end':
                                        return _context3.stop();
                                }
                            }
                        }, _callee3, this);
                    }));

                    function open(_x6) {
                        return _ref3.apply(this, arguments);
                    }

                    return open;
                }()
            }, {
                key: 'close',
                value: function () {
                    var _ref4 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee4(name) {
                        return _regenerator2.default.wrap(function _callee4$(_context4) {
                            while (1) {
                                switch (_context4.prev = _context4.next) {
                                    case 0:
                                        if (this._overlays[name]) {
                                            _context4.next = 4;
                                            break;
                                        }

                                        throw new Error('The overlay does not exist.');

                                    case 4:
                                        if (this._active) {
                                            _context4.next = 8;
                                            break;
                                        }

                                        throw new Error('The overlay is currently not active.');

                                    case 8:
                                        if (!(this._active !== name)) {
                                            _context4.next = 10;
                                            break;
                                        }

                                        throw new Error('Another overlay is currently active.');

                                    case 10:
                                        this._overlays[this._active].container.classList.add('hidden');
                                        this._overlays[this._active].element.classList.add('hidden');
                                        this._active = null;
                                        window.removeEventListener('keydown', this._keyDownBound);

                                    case 14:
                                    case 'end':
                                        return _context4.stop();
                                }
                            }
                        }, _callee4, this);
                    }));

                    function close(_x7) {
                        return _ref4.apply(this, arguments);
                    }

                    return close;
                }()
            }, {
                key: '_keyDown',
                value: function _keyDown(evt) {
                    if (this._active && evt.keyCode === 27) {
                        this._closeThroughCaller();
                        evt.preventDefault();
                    }
                }
            }, {
                key: '_closeThroughCaller',
                value: function _closeThroughCaller() {
                    if (this._overlays[this._active].callerCloseMethod) {
                        this._overlays[this._active].callerCloseMethod();
                    }
                    if (this._active) {
                        this.close(this._active);
                    }
                }
            }, {
                key: 'active',
                get: function get() {
                    return this._active;
                }
            }]);

            return OverlayManager;
        }();

        exports.OverlayManager = OverlayManager;

        /***/
    }),
    /* 16 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.PasswordPrompt = undefined;

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        var _ui_utils = __webpack_require__(6);

        var _pdfjsLib = __webpack_require__(7);

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        var PasswordPrompt = function () {
            function PasswordPrompt(options, overlayManager) {
                var _this = this;

                var l10n = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : _ui_utils.NullL10n;

                _classCallCheck(this, PasswordPrompt);

                this.overlayName = options.overlayName;
                this.container = options.container;
                this.label = options.label;
                this.input = options.input;
                this.submitButton = options.submitButton;
                this.cancelButton = options.cancelButton;
                this.overlayManager = overlayManager;
                this.l10n = l10n;
                this.updateCallback = null;
                this.reason = null;
                this.submitButton.addEventListener('click', this.verify.bind(this));
                this.cancelButton.addEventListener('click', this.close.bind(this));
                this.input.addEventListener('keydown', function (e) {
                    if (e.keyCode === 13) {
                        _this.verify();
                    }
                });
                this.overlayManager.register(this.overlayName, this.container, this.close.bind(this), true);
            }

            _createClass(PasswordPrompt, [{
                key: 'open',
                value: function open() {
                    var _this2 = this;

                    this.overlayManager.open(this.overlayName).then(function () {
                        _this2.input.focus();
                        var promptString = void 0;
                        if (_this2.reason === _pdfjsLib.PasswordResponses.INCORRECT_PASSWORD) {
                            promptString = _this2.l10n.get('password_invalid', null, 'Invalid password. Please try again.');
                        } else {
                            promptString = _this2.l10n.get('password_label', null, 'Enter the password to open this PDF file.');
                        }
                        promptString.then(function (msg) {
                            _this2.label.textContent = msg;
                        });
                    });
                }
            }, {
                key: 'close',
                value: function close() {
                    var _this3 = this;

                    this.overlayManager.close(this.overlayName).then(function () {
                        _this3.input.value = '';
                    });
                }
            }, {
                key: 'verify',
                value: function verify() {
                    var password = this.input.value;
                    if (password && password.length > 0) {
                        this.close();
                        return this.updateCallback(password);
                    }
                }
            }, {
                key: 'setUpdateCallback',
                value: function setUpdateCallback(updateCallback, reason) {
                    this.updateCallback = updateCallback;
                    this.reason = reason;
                }
            }]);

            return PasswordPrompt;
        }();

        exports.PasswordPrompt = PasswordPrompt;

        /***/
    }),
    /* 17 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.PDFAttachmentViewer = undefined;

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        var _pdfjsLib = __webpack_require__(7);

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        var PDFAttachmentViewer = function () {
            function PDFAttachmentViewer(_ref) {
                var container = _ref.container,
                    eventBus = _ref.eventBus,
                    downloadManager = _ref.downloadManager;

                _classCallCheck(this, PDFAttachmentViewer);

                this.container = container;
                this.eventBus = eventBus;
                this.downloadManager = downloadManager;
                this.reset();
                this.eventBus.on('fileattachmentannotation', this._appendAttachment.bind(this));
            }

            _createClass(PDFAttachmentViewer, [{
                key: 'reset',
                value: function reset() {
                    var keepRenderedCapability = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;

                    this.attachments = null;
                    this.container.textContent = '';
                    if (!keepRenderedCapability) {
                        this._renderedCapability = (0, _pdfjsLib.createPromiseCapability)();
                    }
                }
            }, {
                key: '_dispatchEvent',
                value: function _dispatchEvent(attachmentsCount) {
                    this._renderedCapability.resolve();
                    this.eventBus.dispatch('attachmentsloaded', {
                        source: this,
                        attachmentsCount: attachmentsCount
                    });
                }
            }, {
                key: '_bindPdfLink',
                value: function _bindPdfLink(button, content, filename) {
                    if (this.downloadManager.disableCreateObjectURL) {
                        throw new Error('bindPdfLink: Unsupported "disableCreateObjectURL" value.');
                    }
                    var blobUrl = void 0;
                    button.onclick = function () {
                        if (!blobUrl) {
                            blobUrl = (0, _pdfjsLib.createObjectURL)(content, 'application/pdf');
                        }
                        var viewerUrl = void 0;
                        viewerUrl = '?file=' + encodeURIComponent(blobUrl + '#' + filename);
                        window.open(viewerUrl);
                        return false;
                    };
                }
            }, {
                key: '_bindLink',
                value: function _bindLink(button, content, filename) {
                    var _this = this;

                    button.onclick = function () {
                        _this.downloadManager.downloadData(content, filename, '');
                        return false;
                    };
                }
            }, {
                key: 'render',
                value: function render(_ref2) {
                    var attachments = _ref2.attachments,
                        _ref2$keepRenderedCap = _ref2.keepRenderedCapability,
                        keepRenderedCapability = _ref2$keepRenderedCap === undefined ? false : _ref2$keepRenderedCap;

                    var attachmentsCount = 0;
                    if (this.attachments) {
                        this.reset(keepRenderedCapability === true);
                    }
                    this.attachments = attachments || null;
                    if (!attachments) {
                        this._dispatchEvent(attachmentsCount);
                        return;
                    }
                    var names = Object.keys(attachments).sort(function (a, b) {
                        return a.toLowerCase().localeCompare(b.toLowerCase());
                    });
                    attachmentsCount = names.length;
                    for (var i = 0; i < attachmentsCount; i++) {
                        var item = attachments[names[i]];
                        var filename = (0, _pdfjsLib.removeNullCharacters)((0, _pdfjsLib.getFilenameFromUrl)(item.filename));
                        var div = document.createElement('div');
                        div.className = 'attachmentsItem';
                        var button = document.createElement('button');
                        button.textContent = filename;
                        if (/\.pdf$/i.test(filename) && !this.downloadManager.disableCreateObjectURL) {
                            this._bindPdfLink(button, item.content, filename);
                        } else {
                            this._bindLink(button, item.content, filename);
                        }
                        div.appendChild(button);
                        this.container.appendChild(div);
                    }
                    this._dispatchEvent(attachmentsCount);
                }
            }, {
                key: '_appendAttachment',
                value: function _appendAttachment(_ref3) {
                    var _this2 = this;

                    var id = _ref3.id,
                        filename = _ref3.filename,
                        content = _ref3.content;

                    this._renderedCapability.promise.then(function () {
                        var attachments = _this2.attachments;
                        if (!attachments) {
                            attachments = Object.create(null);
                        } else {
                            for (var name in attachments) {
                                if (id === name) {
                                    return;
                                }
                            }
                        }
                        attachments[id] = {
                            filename: filename,
                            content: content
                        };
                        _this2.render({
                            attachments: attachments,
                            keepRenderedCapability: true
                        });
                    });
                }
            }]);

            return PDFAttachmentViewer;
        }();

        exports.PDFAttachmentViewer = PDFAttachmentViewer;

        /***/
    }),
    /* 18 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.PDFDocumentProperties = undefined;

        var _slicedToArray = function () {
            function sliceIterator(arr, i) {
                var _arr = [];
                var _n = true;
                var _d = false;
                var _e = undefined;
                try {
                    for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) {
                        _arr.push(_s.value);
                        if (i && _arr.length === i) break;
                    }
                } catch (err) {
                    _d = true;
                    _e = err;
                } finally {
                    try {
                        if (!_n && _i["return"]) _i["return"]();
                    } finally {
                        if (_d) throw _e;
                    }
                }
                return _arr;
            }

            return function (arr, i) {
                if (Array.isArray(arr)) {
                    return arr;
                } else if (Symbol.iterator in Object(arr)) {
                    return sliceIterator(arr, i);
                } else {
                    throw new TypeError("Invalid attempt to destructure non-iterable instance");
                }
            };
        }();

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        var _ui_utils = __webpack_require__(6);

        var _pdfjsLib = __webpack_require__(7);

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        var DEFAULT_FIELD_CONTENT = '-';
        var NON_METRIC_LOCALES = ['en-us', 'en-lr', 'my'];
        var US_PAGE_NAMES = {
            '8.5x11': 'Letter',
            '8.5x14': 'Legal'
        };
        var METRIC_PAGE_NAMES = {
            '297x420': 'A3',
            '210x297': 'A4'
        };

        function getPageName(size, isPortrait, pageNames) {
            var width = isPortrait ? size.width : size.height;
            var height = isPortrait ? size.height : size.width;
            return pageNames[width + 'x' + height];
        }

        var PDFDocumentProperties = function () {
            function PDFDocumentProperties(_ref, overlayManager, eventBus) {
                var overlayName = _ref.overlayName,
                    fields = _ref.fields,
                    container = _ref.container,
                    closeButton = _ref.closeButton;

                var _this = this;

                var l10n = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : _ui_utils.NullL10n;

                _classCallCheck(this, PDFDocumentProperties);

                this.overlayName = overlayName;
                this.fields = fields;
                this.container = container;
                this.overlayManager = overlayManager;
                this.l10n = l10n;
                this._reset();
                if (closeButton) {
                    closeButton.addEventListener('click', this.close.bind(this));
                }
                this.overlayManager.register(this.overlayName, this.container, this.close.bind(this));
                if (eventBus) {
                    eventBus.on('pagechanging', function (evt) {
                        _this._currentPageNumber = evt.pageNumber;
                    });
                    eventBus.on('rotationchanging', function (evt) {
                        _this._pagesRotation = evt.pagesRotation;
                    });
                }
                this._isNonMetricLocale = true;
                l10n.getLanguage().then(function (locale) {
                    _this._isNonMetricLocale = NON_METRIC_LOCALES.includes(locale);
                });
            }

            _createClass(PDFDocumentProperties, [{
                key: 'open',
                value: function open() {
                    var _this2 = this;

                    var freezeFieldData = function freezeFieldData(data) {
                        Object.defineProperty(_this2, 'fieldData', {
                            value: Object.freeze(data),
                            writable: false,
                            enumerable: true,
                            configurable: true
                        });
                    };
                    Promise.all([this.overlayManager.open(this.overlayName), this._dataAvailableCapability.promise]).then(function () {
                        var currentPageNumber = _this2._currentPageNumber;
                        var pagesRotation = _this2._pagesRotation;
                        if (_this2.fieldData && currentPageNumber === _this2.fieldData['_currentPageNumber'] && pagesRotation === _this2.fieldData['_pagesRotation']) {
                            _this2._updateUI();
                            return;
                        }
                        _this2.pdfDocument.getMetadata().then(function (_ref2) {
                            var info = _ref2.info,
                                metadata = _ref2.metadata,
                                contentDispositionFilename = _ref2.contentDispositionFilename;

                            return Promise.all([info, metadata, contentDispositionFilename || (0, _ui_utils.getPDFFileNameFromURL)(_this2.url || ''), _this2._parseFileSize(_this2.maybeFileSize), _this2._parseDate(info.CreationDate), _this2._parseDate(info.ModDate), _this2.pdfDocument.getPage(currentPageNumber).then(function (pdfPage) {
                                return _this2._parsePageSize((0, _ui_utils.getPageSizeInches)(pdfPage), pagesRotation);
                            }), _this2._parseLinearization(info.IsLinearized)]);
                        }).then(function (_ref3) {
                            var _ref4 = _slicedToArray(_ref3, 8),
                                info = _ref4[0],
                                metadata = _ref4[1],
                                fileName = _ref4[2],
                                fileSize = _ref4[3],
                                creationDate = _ref4[4],
                                modDate = _ref4[5],
                                pageSize = _ref4[6],
                                isLinearized = _ref4[7];

                            freezeFieldData({
                                'fileName': fileName,
                                'fileSize': fileSize,
                                'title': info.Title,
                                'author': info.Author,
                                'subject': info.Subject,
                                'keywords': info.Keywords,
                                'creationDate': creationDate,
                                'modificationDate': modDate,
                                'creator': info.Creator,
                                'producer': info.Producer,
                                'version': info.PDFFormatVersion,
                                'pageCount': _this2.pdfDocument.numPages,
                                'pageSize': pageSize,
                                'linearized': isLinearized,
                                '_currentPageNumber': currentPageNumber,
                                '_pagesRotation': pagesRotation
                            });
                            _this2._updateUI();
                            return _this2.pdfDocument.getDownloadInfo();
                        }).then(function (_ref5) {
                            var length = _ref5.length;

                            _this2.maybeFileSize = length;
                            return _this2._parseFileSize(length);
                        }).then(function (fileSize) {
                            if (fileSize === _this2.fieldData['fileSize']) {
                                return;
                            }
                            var data = Object.assign(Object.create(null), _this2.fieldData);
                            data['fileSize'] = fileSize;
                            freezeFieldData(data);
                            _this2._updateUI();
                        });
                    });
                }
            }, {
                key: 'close',
                value: function close() {
                    this.overlayManager.close(this.overlayName);
                }
            }, {
                key: 'setDocument',
                value: function setDocument(pdfDocument) {
                    var url = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;

                    if (this.pdfDocument) {
                        this._reset();
                        this._updateUI(true);
                    }
                    if (!pdfDocument) {
                        return;
                    }
                    this.pdfDocument = pdfDocument;
                    this.url = url;
                    this._dataAvailableCapability.resolve();
                }
            }, {
                key: 'setFileSize',
                value: function setFileSize(fileSize) {
                    if (Number.isInteger(fileSize) && fileSize > 0) {
                        this.maybeFileSize = fileSize;
                    }
                }
            }, {
                key: '_reset',
                value: function _reset() {
                    this.pdfDocument = null;
                    this.url = null;
                    this.maybeFileSize = 0;
                    delete this.fieldData;
                    this._dataAvailableCapability = (0, _pdfjsLib.createPromiseCapability)();
                    this._currentPageNumber = 1;
                    this._pagesRotation = 0;
                }
            }, {
                key: '_updateUI',
                value: function _updateUI() {
                    var reset = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;

                    if (reset || !this.fieldData) {
                        for (var id in this.fields) {
                            this.fields[id].textContent = DEFAULT_FIELD_CONTENT;
                        }
                        return;
                    }
                    if (this.overlayManager.active !== this.overlayName) {
                        return;
                    }
                    for (var _id in this.fields) {
                        var content = this.fieldData[_id];
                        this.fields[_id].textContent = content || content === 0 ? content : DEFAULT_FIELD_CONTENT;
                    }
                }
            }, {
                key: '_parseFileSize',
                value: function _parseFileSize() {
                    var fileSize = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;

                    var kb = fileSize / 1024;
                    if (!kb) {
                        return Promise.resolve(undefined);
                    } else if (kb < 1024) {
                        return this.l10n.get('document_properties_kb', {
                            size_kb: (+kb.toPrecision(3)).toLocaleString(),
                            size_b: fileSize.toLocaleString()
                        }, '{{size_kb}} KB ({{size_b}} bytes)');
                    }
                    return this.l10n.get('document_properties_mb', {
                        size_mb: (+(kb / 1024).toPrecision(3)).toLocaleString(),
                        size_b: fileSize.toLocaleString()
                    }, '{{size_mb}} MB ({{size_b}} bytes)');
                }
            }, {
                key: '_parsePageSize',
                value: function _parsePageSize(pageSizeInches, pagesRotation) {
                    var _this3 = this;

                    if (!pageSizeInches) {
                        return Promise.resolve(undefined);
                    }
                    if (pagesRotation % 180 !== 0) {
                        pageSizeInches = {
                            width: pageSizeInches.height,
                            height: pageSizeInches.width
                        };
                    }
                    var isPortrait = (0, _ui_utils.isPortraitOrientation)(pageSizeInches);
                    var sizeInches = {
                        width: Math.round(pageSizeInches.width * 100) / 100,
                        height: Math.round(pageSizeInches.height * 100) / 100
                    };
                    var sizeMillimeters = {
                        width: Math.round(pageSizeInches.width * 25.4 * 10) / 10,
                        height: Math.round(pageSizeInches.height * 25.4 * 10) / 10
                    };
                    var pageName = null;
                    var name = getPageName(sizeInches, isPortrait, US_PAGE_NAMES) || getPageName(sizeMillimeters, isPortrait, METRIC_PAGE_NAMES);
                    if (!name && !(Number.isInteger(sizeMillimeters.width) && Number.isInteger(sizeMillimeters.height))) {
                        var exactMillimeters = {
                            width: pageSizeInches.width * 25.4,
                            height: pageSizeInches.height * 25.4
                        };
                        var intMillimeters = {
                            width: Math.round(sizeMillimeters.width),
                            height: Math.round(sizeMillimeters.height)
                        };
                        if (Math.abs(exactMillimeters.width - intMillimeters.width) < 0.1 && Math.abs(exactMillimeters.height - intMillimeters.height) < 0.1) {
                            name = getPageName(intMillimeters, isPortrait, METRIC_PAGE_NAMES);
                            if (name) {
                                sizeInches = {
                                    width: Math.round(intMillimeters.width / 25.4 * 100) / 100,
                                    height: Math.round(intMillimeters.height / 25.4 * 100) / 100
                                };
                                sizeMillimeters = intMillimeters;
                            }
                        }
                    }
                    if (name) {
                        pageName = this.l10n.get('document_properties_page_size_name_' + name.toLowerCase(), null, name);
                    }
                    return Promise.all([this._isNonMetricLocale ? sizeInches : sizeMillimeters, this.l10n.get('document_properties_page_size_unit_' + (this._isNonMetricLocale ? 'inches' : 'millimeters'), null, this._isNonMetricLocale ? 'in' : 'mm'), pageName, this.l10n.get('document_properties_page_size_orientation_' + (isPortrait ? 'portrait' : 'landscape'), null, isPortrait ? 'portrait' : 'landscape')]).then(function (_ref6) {
                        var _ref7 = _slicedToArray(_ref6, 4),
                            _ref7$ = _ref7[0],
                            width = _ref7$.width,
                            height = _ref7$.height,
                            unit = _ref7[1],
                            name = _ref7[2],
                            orientation = _ref7[3];

                        return _this3.l10n.get('document_properties_page_size_dimension_' + (name ? 'name_' : '') + 'string', {
                            width: width.toLocaleString(),
                            height: height.toLocaleString(),
                            unit: unit,
                            name: name,
                            orientation: orientation
                        }, '{{width}} × {{height}} {{unit}} (' + (name ? '{{name}}, ' : '') + '{{orientation}})');
                    });
                }
            }, {
                key: '_parseDate',
                value: function _parseDate(inputDate) {
                    if (!inputDate) {
                        return;
                    }
                    var dateToParse = inputDate;
                    if (dateToParse.substring(0, 2) === 'D:') {
                        dateToParse = dateToParse.substring(2);
                    }
                    var year = parseInt(dateToParse.substring(0, 4), 10);
                    var month = parseInt(dateToParse.substring(4, 6), 10) - 1;
                    var day = parseInt(dateToParse.substring(6, 8), 10);
                    var hours = parseInt(dateToParse.substring(8, 10), 10);
                    var minutes = parseInt(dateToParse.substring(10, 12), 10);
                    var seconds = parseInt(dateToParse.substring(12, 14), 10);
                    var utRel = dateToParse.substring(14, 15);
                    var offsetHours = parseInt(dateToParse.substring(15, 17), 10);
                    var offsetMinutes = parseInt(dateToParse.substring(18, 20), 10);
                    if (utRel === '-') {
                        hours += offsetHours;
                        minutes += offsetMinutes;
                    } else if (utRel === '+') {
                        hours -= offsetHours;
                        minutes -= offsetMinutes;
                    }
                    var date = new Date(Date.UTC(year, month, day, hours, minutes, seconds));
                    var dateString = date.toLocaleDateString();
                    var timeString = date.toLocaleTimeString();
                    return this.l10n.get('document_properties_date_string', {
                        date: dateString,
                        time: timeString
                    }, '{{date}}, {{time}}');
                }
            }, {
                key: '_parseLinearization',
                value: function _parseLinearization(isLinearized) {
                    return this.l10n.get('document_properties_linearized_' + (isLinearized ? 'yes' : 'no'), null, isLinearized ? 'Yes' : 'No');
                }
            }]);

            return PDFDocumentProperties;
        }();

        exports.PDFDocumentProperties = PDFDocumentProperties;

        /***/
    }),
    /* 19 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.PDFFindBar = undefined;

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        var _ui_utils = __webpack_require__(6);

        var _pdf_find_controller = __webpack_require__(20);

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        var MATCHES_COUNT_LIMIT = 1000;

        var PDFFindBar = function () {
            function PDFFindBar(options) {
                var _this = this;

                var eventBus = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : (0, _ui_utils.getGlobalEventBus)();
                var l10n = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : _ui_utils.NullL10n;

                _classCallCheck(this, PDFFindBar);

                this.opened = false;
                this.bar = options.bar || null;
                this.toggleButton = options.toggleButton || null;
                this.findField = options.findField || null;
                this.highlightAll = options.highlightAllCheckbox || null;
                this.caseSensitive = options.caseSensitiveCheckbox || null;
                this.entireWord = options.entireWordCheckbox || null;
                this.findMsg = options.findMsg || null;
                this.findResultsCount = options.findResultsCount || null;
                this.findPreviousButton = options.findPreviousButton || null;
                this.findNextButton = options.findNextButton || null;
                this.eventBus = eventBus;
                this.l10n = l10n;
                this.toggleButton.addEventListener('click', function () {
                    _this.toggle();
                });
                this.findField.addEventListener('input', function () {
                    _this.dispatchEvent('');
                });
                this.bar.addEventListener('keydown', function (e) {
                    switch (e.keyCode) {
                        case 13:
                            if (e.target === _this.findField) {
                                _this.dispatchEvent('again', e.shiftKey);
                            }
                            break;
                        case 27:
                            _this.close();
                            break;
                    }
                });
                this.findPreviousButton.addEventListener('click', function () {
                    _this.dispatchEvent('again', true);
                });
                this.findNextButton.addEventListener('click', function () {
                    _this.dispatchEvent('again', false);
                });
                this.highlightAll.addEventListener('click', function () {
                    _this.dispatchEvent('highlightallchange');
                });
                this.caseSensitive.addEventListener('click', function () {
                    _this.dispatchEvent('casesensitivitychange');
                });
                this.entireWord.addEventListener('click', function () {
                    _this.dispatchEvent('entirewordchange');
                });
                this.eventBus.on('resize', this._adjustWidth.bind(this));
            }

            _createClass(PDFFindBar, [{
                key: 'reset',
                value: function reset() {
                    this.updateUIState();
                }
            }, {
                key: 'dispatchEvent',
                value: function dispatchEvent(type, findPrev) {
                    this.eventBus.dispatch('find', {
                        source: this,
                        type: type,
                        query: this.findField.value,
                        phraseSearch: true,
                        caseSensitive: this.caseSensitive.checked,
                        entireWord: this.entireWord.checked,
                        highlightAll: this.highlightAll.checked,
                        findPrevious: findPrev
                    });
                }
            }, {
                key: 'updateUIState',
                value: function updateUIState(state, previous, matchesCount) {
                    var _this2 = this;

                    var notFound = false;
                    var findMsg = '';
                    var status = '';
                    switch (state) {
                        case _pdf_find_controller.FindState.FOUND:
                            break;
                        case _pdf_find_controller.FindState.PENDING:
                            status = 'pending';
                            break;
                        case _pdf_find_controller.FindState.NOT_FOUND:
                            findMsg = this.l10n.get('find_not_found', null, 'Phrase not found');
                            notFound = true;
                            break;
                        case _pdf_find_controller.FindState.WRAPPED:
                            if (previous) {
                                findMsg = this.l10n.get('find_reached_top', null, 'Reached top of document, continued from bottom');
                            } else {
                                findMsg = this.l10n.get('find_reached_bottom', null, 'Reached end of document, continued from top');
                            }
                            break;
                    }
                    this.findField.classList.toggle('notFound', notFound);
                    this.findField.setAttribute('data-status', status);
                    Promise.resolve(findMsg).then(function (msg) {
                        _this2.findMsg.textContent = msg;
                        _this2._adjustWidth();
                    });
                    this.updateResultsCount(matchesCount);
                }
            }, {
                key: 'updateResultsCount',
                value: function updateResultsCount() {
                    var _this3 = this;

                    var _ref = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
                        _ref$current = _ref.current,
                        current = _ref$current === undefined ? 0 : _ref$current,
                        _ref$total = _ref.total,
                        total = _ref$total === undefined ? 0 : _ref$total;

                    if (!this.findResultsCount) {
                        return;
                    }
                    var matchesCountMsg = '',
                        limit = MATCHES_COUNT_LIMIT;
                    if (total > 0) {
                        if (total > limit) {
                            matchesCountMsg = this.l10n.get('find_match_count_limit', {limit: limit}, 'More than {{limit}} match' + (limit !== 1 ? 'es' : ''));
                        } else {
                            matchesCountMsg = this.l10n.get('find_match_count', {
                                current: current,
                                total: total
                            }, '{{current}} of {{total}} match' + (total !== 1 ? 'es' : ''));
                        }
                    }
                    Promise.resolve(matchesCountMsg).then(function (msg) {
                        _this3.findResultsCount.textContent = msg;
                        _this3.findResultsCount.classList[!total ? 'add' : 'remove']('hidden');
                        _this3._adjustWidth();
                    });
                }
            }, {
                key: 'open',
                value: function open() {
                    if (!this.opened) {
                        this.opened = true;
                        this.toggleButton.classList.add('toggled');
                        this.bar.classList.remove('hidden');
                    }
                    this.findField.select();
                    this.findField.focus();
                    this._adjustWidth();
                }
            }, {
                key: 'close',
                value: function close() {
                    if (!this.opened) {
                        return;
                    }
                    this.opened = false;
                    this.toggleButton.classList.remove('toggled');
                    this.bar.classList.add('hidden');
                    this.eventBus.dispatch('findbarclose', {source: this});
                }
            }, {
                key: 'toggle',
                value: function toggle() {
                    if (this.opened) {
                        this.close();
                    } else {
                        this.open();
                    }
                }
            }, {
                key: '_adjustWidth',
                value: function _adjustWidth() {
                    if (!this.opened) {
                        return;
                    }
                    this.bar.classList.remove('wrapContainers');
                    var findbarHeight = this.bar.clientHeight;
                    var inputContainerHeight = this.bar.firstElementChild.clientHeight;
                    if (findbarHeight > inputContainerHeight) {
                        this.bar.classList.add('wrapContainers');
                    }
                }
            }]);

            return PDFFindBar;
        }();

        exports.PDFFindBar = PDFFindBar;

        /***/
    }),
    /* 20 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.PDFFindController = exports.FindState = undefined;

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        var _pdfjsLib = __webpack_require__(7);

        var _pdf_find_utils = __webpack_require__(21);

        var _dom_events = __webpack_require__(14);

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        var FindState = {
            FOUND: 0,
            NOT_FOUND: 1,
            WRAPPED: 2,
            PENDING: 3
        };
        var FIND_TIMEOUT = 250;
        var CHARACTERS_TO_NORMALIZE = {
            '\u2018': '\'',
            '\u2019': '\'',
            '\u201A': '\'',
            '\u201B': '\'',
            '\u201C': '"',
            '\u201D': '"',
            '\u201E': '"',
            '\u201F': '"',
            '\xBC': '1/4',
            '\xBD': '1/2',
            '\xBE': '3/4'
        };

        var PDFFindController = function () {
            function PDFFindController(_ref) {
                var linkService = _ref.linkService,
                    _ref$eventBus = _ref.eventBus,
                    eventBus = _ref$eventBus === undefined ? (0, _dom_events.getGlobalEventBus)() : _ref$eventBus;

                _classCallCheck(this, PDFFindController);

                this._linkService = linkService;
                this._eventBus = eventBus;
                this._reset();
                eventBus.on('findbarclose', this._onFindBarClose.bind(this));
                var replace = Object.keys(CHARACTERS_TO_NORMALIZE).join('');
                this._normalizationRegex = new RegExp('[' + replace + ']', 'g');
            }

            _createClass(PDFFindController, [{
                key: 'setDocument',
                value: function setDocument(pdfDocument) {
                    if (this._pdfDocument) {
                        this._reset();
                    }
                    if (!pdfDocument) {
                        return;
                    }
                    this._pdfDocument = pdfDocument;
                    this._firstPageCapability.resolve();
                }
            }, {
                key: 'executeCommand',
                value: function executeCommand(cmd, state) {
                    var _this = this;

                    var pdfDocument = this._pdfDocument;
                    if (this._state === null || cmd !== 'findagain') {
                        this._dirtyMatch = true;
                    }
                    this._state = state;
                    this._updateUIState(FindState.PENDING);
                    this._firstPageCapability.promise.then(function () {
                        if (!_this._pdfDocument || pdfDocument && _this._pdfDocument !== pdfDocument) {
                            return;
                        }
                        _this._extractText();
                        if (_this._findTimeout) {
                            clearTimeout(_this._findTimeout);
                            _this._findTimeout = null;
                        }
                        if (cmd === 'find') {
                            _this._findTimeout = setTimeout(function () {
                                _this._nextMatch();
                                _this._findTimeout = null;
                            }, FIND_TIMEOUT);
                        } else {
                            _this._nextMatch();
                        }
                    });
                }
            }, {
                key: '_reset',
                value: function _reset() {
                    this._highlightMatches = false;
                    this._pdfDocument = null;
                    this._pageMatches = [];
                    this._pageMatchesLength = null;
                    this._state = null;
                    this._selected = {
                        pageIdx: -1,
                        matchIdx: -1
                    };
                    this._offset = {
                        pageIdx: null,
                        matchIdx: null
                    };
                    this._extractTextPromises = [];
                    this._pageContents = [];
                    this._matchesCountTotal = 0;
                    this._pagesToSearch = null;
                    this._pendingFindMatches = Object.create(null);
                    this._resumePageIdx = null;
                    this._dirtyMatch = false;
                    clearTimeout(this._findTimeout);
                    this._findTimeout = null;
                    this._firstPageCapability = (0, _pdfjsLib.createPromiseCapability)();
                }
            }, {
                key: '_normalize',
                value: function _normalize(text) {
                    return text.replace(this._normalizationRegex, function (ch) {
                        return CHARACTERS_TO_NORMALIZE[ch];
                    });
                }
            }, {
                key: '_prepareMatches',
                value: function _prepareMatches(matchesWithLength, matches, matchesLength) {
                    function isSubTerm(matchesWithLength, currentIndex) {
                        var currentElem = matchesWithLength[currentIndex];
                        var nextElem = matchesWithLength[currentIndex + 1];
                        if (currentIndex < matchesWithLength.length - 1 && currentElem.match === nextElem.match) {
                            currentElem.skipped = true;
                            return true;
                        }
                        for (var i = currentIndex - 1; i >= 0; i--) {
                            var prevElem = matchesWithLength[i];
                            if (prevElem.skipped) {
                                continue;
                            }
                            if (prevElem.match + prevElem.matchLength < currentElem.match) {
                                break;
                            }
                            if (prevElem.match + prevElem.matchLength >= currentElem.match + currentElem.matchLength) {
                                currentElem.skipped = true;
                                return true;
                            }
                        }
                        return false;
                    }

                    matchesWithLength.sort(function (a, b) {
                        return a.match === b.match ? a.matchLength - b.matchLength : a.match - b.match;
                    });
                    for (var i = 0, len = matchesWithLength.length; i < len; i++) {
                        if (isSubTerm(matchesWithLength, i)) {
                            continue;
                        }
                        matches.push(matchesWithLength[i].match);
                        matchesLength.push(matchesWithLength[i].matchLength);
                    }
                }
            }, {
                key: '_isEntireWord',
                value: function _isEntireWord(content, startIdx, length) {
                    if (startIdx > 0) {
                        var first = content.charCodeAt(startIdx);
                        var limit = content.charCodeAt(startIdx - 1);
                        if ((0, _pdf_find_utils.getCharacterType)(first) === (0, _pdf_find_utils.getCharacterType)(limit)) {
                            return false;
                        }
                    }
                    var endIdx = startIdx + length - 1;
                    if (endIdx < content.length - 1) {
                        var last = content.charCodeAt(endIdx);
                        var _limit = content.charCodeAt(endIdx + 1);
                        if ((0, _pdf_find_utils.getCharacterType)(last) === (0, _pdf_find_utils.getCharacterType)(_limit)) {
                            return false;
                        }
                    }
                    return true;
                }
            }, {
                key: '_calculatePhraseMatch',
                value: function _calculatePhraseMatch(query, pageIndex, pageContent, entireWord) {
                    var matches = [];
                    var queryLen = query.length;
                    var matchIdx = -queryLen;
                    while (true) {
                        matchIdx = pageContent.indexOf(query, matchIdx + queryLen);
                        if (matchIdx === -1) {
                            break;
                        }
                        if (entireWord && !this._isEntireWord(pageContent, matchIdx, queryLen)) {
                            continue;
                        }
                        matches.push(matchIdx);
                    }
                    this._pageMatches[pageIndex] = matches;
                }
            }, {
                key: '_calculateWordMatch',
                value: function _calculateWordMatch(query, pageIndex, pageContent, entireWord) {
                    var matchesWithLength = [];
                    var queryArray = query.match(/\S+/g);
                    for (var i = 0, len = queryArray.length; i < len; i++) {
                        var subquery = queryArray[i];
                        var subqueryLen = subquery.length;
                        var matchIdx = -subqueryLen;
                        while (true) {
                            matchIdx = pageContent.indexOf(subquery, matchIdx + subqueryLen);
                            if (matchIdx === -1) {
                                break;
                            }
                            if (entireWord && !this._isEntireWord(pageContent, matchIdx, subqueryLen)) {
                                continue;
                            }
                            matchesWithLength.push({
                                match: matchIdx,
                                matchLength: subqueryLen,
                                skipped: false
                            });
                        }
                    }
                    if (!this._pageMatchesLength) {
                        this._pageMatchesLength = [];
                    }
                    this._pageMatchesLength[pageIndex] = [];
                    this._pageMatches[pageIndex] = [];
                    this._prepareMatches(matchesWithLength, this._pageMatches[pageIndex], this._pageMatchesLength[pageIndex]);
                }
            }, {
                key: '_calculateMatch',
                value: function _calculateMatch(pageIndex) {
                    var pageContent = this._normalize(this._pageContents[pageIndex]);
                    var query = this._normalize(this._state.query);
                    var _state = this._state,
                        caseSensitive = _state.caseSensitive,
                        entireWord = _state.entireWord,
                        phraseSearch = _state.phraseSearch;

                    if (query.length === 0) {
                        return;
                    }
                    if (!caseSensitive) {
                        pageContent = pageContent.toLowerCase();
                        query = query.toLowerCase();
                    }
                    if (phraseSearch) {
                        this._calculatePhraseMatch(query, pageIndex, pageContent, entireWord);
                    } else {
                        this._calculateWordMatch(query, pageIndex, pageContent, entireWord);
                    }
                    this._updatePage(pageIndex);
                    if (this._resumePageIdx === pageIndex) {
                        this._resumePageIdx = null;
                        this._nextPageMatch();
                    }
                    var pageMatchesCount = this._pageMatches[pageIndex].length;
                    if (pageMatchesCount > 0) {
                        this._matchesCountTotal += pageMatchesCount;
                        this._updateUIResultsCount();
                    }
                }
            }, {
                key: '_extractText',
                value: function _extractText() {
                    var _this2 = this;

                    if (this._extractTextPromises.length > 0) {
                        return;
                    }
                    var promise = Promise.resolve();

                    var _loop = function _loop(i, ii) {
                        var extractTextCapability = (0, _pdfjsLib.createPromiseCapability)();
                        _this2._extractTextPromises[i] = extractTextCapability.promise;
                        promise = promise.then(function () {
                            return _this2._pdfDocument.getPage(i + 1).then(function (pdfPage) {
                                return pdfPage.getTextContent({normalizeWhitespace: true});
                            }).then(function (textContent) {
                                var textItems = textContent.items;
                                var strBuf = [];
                                for (var j = 0, jj = textItems.length; j < jj; j++) {
                                    strBuf.push(textItems[j].str);
                                }
                                _this2._pageContents[i] = strBuf.join('');
                                extractTextCapability.resolve(i);
                            }, function (reason) {
                                console.error('Unable to get text content for page ' + (i + 1), reason);
                                _this2._pageContents[i] = '';
                                extractTextCapability.resolve(i);
                            });
                        });
                    };

                    for (var i = 0, ii = this._linkService.pagesCount; i < ii; i++) {
                        _loop(i, ii);
                    }
                }
            }, {
                key: '_updatePage',
                value: function _updatePage(index) {
                    if (this._selected.pageIdx === index) {
                        this._linkService.page = index + 1;
                    }
                    this._eventBus.dispatch('updatetextlayermatches', {
                        source: this,
                        pageIndex: index
                    });
                }
            }, {
                key: '_nextMatch',
                value: function _nextMatch() {
                    var _this3 = this;

                    var previous = this._state.findPrevious;
                    var currentPageIndex = this._linkService.page - 1;
                    var numPages = this._linkService.pagesCount;
                    this._highlightMatches = true;
                    if (this._dirtyMatch) {
                        this._dirtyMatch = false;
                        this._selected.pageIdx = this._selected.matchIdx = -1;
                        this._offset.pageIdx = currentPageIndex;
                        this._offset.matchIdx = null;
                        this._resumePageIdx = null;
                        this._pageMatches.length = 0;
                        this._pageMatchesLength = null;
                        this._matchesCountTotal = 0;
                        for (var i = 0; i < numPages; i++) {
                            this._updatePage(i);
                            if (!(i in this._pendingFindMatches)) {
                                this._pendingFindMatches[i] = true;
                                this._extractTextPromises[i].then(function (pageIdx) {
                                    delete _this3._pendingFindMatches[pageIdx];
                                    _this3._calculateMatch(pageIdx);
                                });
                            }
                        }
                    }
                    if (this._state.query === '') {
                        this._updateUIState(FindState.FOUND);
                        return;
                    }
                    if (this._resumePageIdx) {
                        return;
                    }
                    var offset = this._offset;
                    this._pagesToSearch = numPages;
                    if (offset.matchIdx !== null) {
                        var numPageMatches = this._pageMatches[offset.pageIdx].length;
                        if (!previous && offset.matchIdx + 1 < numPageMatches || previous && offset.matchIdx > 0) {
                            offset.matchIdx = previous ? offset.matchIdx - 1 : offset.matchIdx + 1;
                            this._updateMatch(true);
                            return;
                        }
                        this._advanceOffsetPage(previous);
                    }
                    this._nextPageMatch();
                }
            }, {
                key: '_matchesReady',
                value: function _matchesReady(matches) {
                    var offset = this._offset;
                    var numMatches = matches.length;
                    var previous = this._state.findPrevious;
                    if (numMatches) {
                        offset.matchIdx = previous ? numMatches - 1 : 0;
                        this._updateMatch(true);
                        return true;
                    }
                    this._advanceOffsetPage(previous);
                    if (offset.wrapped) {
                        offset.matchIdx = null;
                        if (this._pagesToSearch < 0) {
                            this._updateMatch(false);
                            return true;
                        }
                    }
                    return false;
                }
            }, {
                key: '_nextPageMatch',
                value: function _nextPageMatch() {
                    if (this._resumePageIdx !== null) {
                        console.error('There can only be one pending page.');
                    }
                    var matches = null;
                    do {
                        var pageIdx = this._offset.pageIdx;
                        matches = this._pageMatches[pageIdx];
                        if (!matches) {
                            this._resumePageIdx = pageIdx;
                            break;
                        }
                    } while (!this._matchesReady(matches));
                }
            }, {
                key: '_advanceOffsetPage',
                value: function _advanceOffsetPage(previous) {
                    var offset = this._offset;
                    var numPages = this._linkService.pagesCount;
                    offset.pageIdx = previous ? offset.pageIdx - 1 : offset.pageIdx + 1;
                    offset.matchIdx = null;
                    this._pagesToSearch--;
                    if (offset.pageIdx >= numPages || offset.pageIdx < 0) {
                        offset.pageIdx = previous ? numPages - 1 : 0;
                        offset.wrapped = true;
                    }
                }
            }, {
                key: '_updateMatch',
                value: function _updateMatch() {
                    var found = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;

                    var state = FindState.NOT_FOUND;
                    var wrapped = this._offset.wrapped;
                    this._offset.wrapped = false;
                    if (found) {
                        var previousPage = this._selected.pageIdx;
                        this._selected.pageIdx = this._offset.pageIdx;
                        this._selected.matchIdx = this._offset.matchIdx;
                        state = wrapped ? FindState.WRAPPED : FindState.FOUND;
                        if (previousPage !== -1 && previousPage !== this._selected.pageIdx) {
                            this._updatePage(previousPage);
                        }
                    }
                    this._updateUIState(state, this._state.findPrevious);
                    if (this._selected.pageIdx !== -1) {
                        this._updatePage(this._selected.pageIdx);
                    }
                }
            }, {
                key: '_onFindBarClose',
                value: function _onFindBarClose(evt) {
                    var _this4 = this;

                    var pdfDocument = this._pdfDocument;
                    this._firstPageCapability.promise.then(function () {
                        if (!_this4._pdfDocument || pdfDocument && _this4._pdfDocument !== pdfDocument) {
                            return;
                        }
                        if (_this4._findTimeout) {
                            clearTimeout(_this4._findTimeout);
                            _this4._findTimeout = null;
                            _this4._updateUIState(FindState.FOUND);
                        }
                        _this4._highlightMatches = false;
                        _this4._eventBus.dispatch('updatetextlayermatches', {
                            source: _this4,
                            pageIndex: -1
                        });
                    });
                }
            }, {
                key: '_requestMatchesCount',
                value: function _requestMatchesCount() {
                    var _selected = this._selected,
                        pageIdx = _selected.pageIdx,
                        matchIdx = _selected.matchIdx;

                    var current = 0,
                        total = this._matchesCountTotal;
                    if (matchIdx !== -1) {
                        for (var i = 0; i < pageIdx; i++) {
                            current += this._pageMatches[i] && this._pageMatches[i].length || 0;
                        }
                        current += matchIdx + 1;
                    }
                    if (current < 1 || current > total) {
                        current = total = 0;
                    }
                    return {
                        current: current,
                        total: total
                    };
                }
            }, {
                key: '_updateUIResultsCount',
                value: function _updateUIResultsCount() {
                    this._eventBus.dispatch('updatefindmatchescount', {
                        source: this,
                        matchesCount: this._requestMatchesCount()
                    });
                }
            }, {
                key: '_updateUIState',
                value: function _updateUIState(state, previous) {
                    this._eventBus.dispatch('updatefindcontrolstate', {
                        source: this,
                        state: state,
                        previous: previous,
                        matchesCount: this._requestMatchesCount()
                    });
                }
            }, {
                key: 'highlightMatches',
                get: function get() {
                    return this._highlightMatches;
                }
            }, {
                key: 'pageMatches',
                get: function get() {
                    return this._pageMatches;
                }
            }, {
                key: 'pageMatchesLength',
                get: function get() {
                    return this._pageMatchesLength;
                }
            }, {
                key: 'selected',
                get: function get() {
                    return this._selected;
                }
            }, {
                key: 'state',
                get: function get() {
                    return this._state;
                }
            }]);

            return PDFFindController;
        }();

        exports.FindState = FindState;
        exports.PDFFindController = PDFFindController;

        /***/
    }),
    /* 21 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        var CharacterType = {
            SPACE: 0,
            ALPHA_LETTER: 1,
            PUNCT: 2,
            HAN_LETTER: 3,
            KATAKANA_LETTER: 4,
            HIRAGANA_LETTER: 5,
            HALFWIDTH_KATAKANA_LETTER: 6,
            THAI_LETTER: 7
        };

        function isAlphabeticalScript(charCode) {
            return charCode < 0x2E80;
        }

        function isAscii(charCode) {
            return (charCode & 0xFF80) === 0;
        }

        function isAsciiAlpha(charCode) {
            return charCode >= 0x61 && charCode <= 0x7A || charCode >= 0x41 && charCode <= 0x5A;
        }

        function isAsciiDigit(charCode) {
            return charCode >= 0x30 && charCode <= 0x39;
        }

        function isAsciiSpace(charCode) {
            return charCode === 0x20 || charCode === 0x09 || charCode === 0x0D || charCode === 0x0A;
        }

        function isHan(charCode) {
            return charCode >= 0x3400 && charCode <= 0x9FFF || charCode >= 0xF900 && charCode <= 0xFAFF;
        }

        function isKatakana(charCode) {
            return charCode >= 0x30A0 && charCode <= 0x30FF;
        }

        function isHiragana(charCode) {
            return charCode >= 0x3040 && charCode <= 0x309F;
        }

        function isHalfwidthKatakana(charCode) {
            return charCode >= 0xFF60 && charCode <= 0xFF9F;
        }

        function isThai(charCode) {
            return (charCode & 0xFF80) === 0x0E00;
        }

        function getCharacterType(charCode) {
            if (isAlphabeticalScript(charCode)) {
                if (isAscii(charCode)) {
                    if (isAsciiSpace(charCode)) {
                        return CharacterType.SPACE;
                    } else if (isAsciiAlpha(charCode) || isAsciiDigit(charCode) || charCode === 0x5F) {
                        return CharacterType.ALPHA_LETTER;
                    }
                    return CharacterType.PUNCT;
                } else if (isThai(charCode)) {
                    return CharacterType.THAI_LETTER;
                } else if (charCode === 0xA0) {
                    return CharacterType.SPACE;
                }
                return CharacterType.ALPHA_LETTER;
            }
            if (isHan(charCode)) {
                return CharacterType.HAN_LETTER;
            } else if (isKatakana(charCode)) {
                return CharacterType.KATAKANA_LETTER;
            } else if (isHiragana(charCode)) {
                return CharacterType.HIRAGANA_LETTER;
            } else if (isHalfwidthKatakana(charCode)) {
                return CharacterType.HALFWIDTH_KATAKANA_LETTER;
            }
            return CharacterType.ALPHA_LETTER;
        }

        exports.CharacterType = CharacterType;
        exports.getCharacterType = getCharacterType;

        /***/
    }),
    /* 22 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.isDestArraysEqual = exports.isDestHashesEqual = exports.PDFHistory = undefined;

        var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) {
            return typeof obj;
        } : function (obj) {
            return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
        };

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        var _ui_utils = __webpack_require__(6);

        var _dom_events = __webpack_require__(14);

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        var HASH_CHANGE_TIMEOUT = 1000;
        var POSITION_UPDATED_THRESHOLD = 50;
        var UPDATE_VIEWAREA_TIMEOUT = 1000;

        function getCurrentHash() {
            return document.location.hash;
        }

        function parseCurrentHash(linkService) {
            var hash = unescape(getCurrentHash()).substring(1);
            var params = (0, _ui_utils.parseQueryString)(hash);
            var page = params.page | 0;
            if (!(Number.isInteger(page) && page > 0 && page <= linkService.pagesCount)) {
                page = null;
            }
            return {
                hash: hash,
                page: page,
                rotation: linkService.rotation
            };
        }

        var PDFHistory = function () {
            function PDFHistory(_ref) {
                var _this = this;

                var linkService = _ref.linkService,
                    eventBus = _ref.eventBus;

                _classCallCheck(this, PDFHistory);

                this.linkService = linkService;
                this.eventBus = eventBus || (0, _dom_events.getGlobalEventBus)();
                this.initialized = false;
                this.initialBookmark = null;
                this.initialRotation = null;
                this._boundEvents = Object.create(null);
                this._isViewerInPresentationMode = false;
                this._isPagesLoaded = false;
                this.eventBus.on('presentationmodechanged', function (evt) {
                    _this._isViewerInPresentationMode = evt.active || evt.switchInProgress;
                });
                this.eventBus.on('pagesloaded', function (evt) {
                    _this._isPagesLoaded = !!evt.pagesCount;
                });
            }

            _createClass(PDFHistory, [{
                key: 'initialize',
                value: function initialize(fingerprint) {
                    var resetHistory = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;

                    if (!fingerprint || typeof fingerprint !== 'string') {
                        console.error('PDFHistory.initialize: The "fingerprint" must be a non-empty string.');
                        return;
                    }
                    var reInitialized = this.initialized && this.fingerprint !== fingerprint;
                    this.fingerprint = fingerprint;
                    if (!this.initialized) {
                        this._bindEvents();
                    }
                    var state = window.history.state;
                    this.initialized = true;
                    this.initialBookmark = null;
                    this.initialRotation = null;
                    this._popStateInProgress = false;
                    this._blockHashChange = 0;
                    this._currentHash = getCurrentHash();
                    this._numPositionUpdates = 0;
                    this._uid = this._maxUid = 0;
                    this._destination = null;
                    this._position = null;
                    if (!this._isValidState(state) || resetHistory) {
                        var _parseCurrentHash = parseCurrentHash(this.linkService),
                            hash = _parseCurrentHash.hash,
                            page = _parseCurrentHash.page,
                            rotation = _parseCurrentHash.rotation;

                        if (!hash || reInitialized || resetHistory) {
                            this._pushOrReplaceState(null, true);
                            return;
                        }
                        this._pushOrReplaceState({
                            hash: hash,
                            page: page,
                            rotation: rotation
                        }, true);
                        return;
                    }
                    var destination = state.destination;
                    this._updateInternalState(destination, state.uid, true);
                    if (this._uid > this._maxUid) {
                        this._maxUid = this._uid;
                    }
                    if (destination.rotation !== undefined) {
                        this.initialRotation = destination.rotation;
                    }
                    if (destination.dest) {
                        this.initialBookmark = JSON.stringify(destination.dest);
                        this._destination.page = null;
                    } else if (destination.hash) {
                        this.initialBookmark = destination.hash;
                    } else if (destination.page) {
                        this.initialBookmark = 'page=' + destination.page;
                    }
                }
            }, {
                key: 'push',
                value: function push(_ref2) {
                    var _this2 = this;

                    var namedDest = _ref2.namedDest,
                        explicitDest = _ref2.explicitDest,
                        pageNumber = _ref2.pageNumber;

                    if (!this.initialized) {
                        return;
                    }
                    if (namedDest && typeof namedDest !== 'string' || !Array.isArray(explicitDest) || !(Number.isInteger(pageNumber) && pageNumber > 0 && pageNumber <= this.linkService.pagesCount)) {
                        console.error('PDFHistory.push: Invalid parameters.');
                        return;
                    }
                    var hash = namedDest || JSON.stringify(explicitDest);
                    if (!hash) {
                        return;
                    }
                    var forceReplace = false;
                    if (this._destination && (isDestHashesEqual(this._destination.hash, hash) || isDestArraysEqual(this._destination.dest, explicitDest))) {
                        if (this._destination.page) {
                            return;
                        }
                        forceReplace = true;
                    }
                    if (this._popStateInProgress && !forceReplace) {
                        return;
                    }
                    this._pushOrReplaceState({
                        dest: explicitDest,
                        hash: hash,
                        page: pageNumber,
                        rotation: this.linkService.rotation
                    }, forceReplace);
                    if (!this._popStateInProgress) {
                        this._popStateInProgress = true;
                        Promise.resolve().then(function () {
                            _this2._popStateInProgress = false;
                        });
                    }
                }
            }, {
                key: 'pushCurrentPosition',
                value: function pushCurrentPosition() {
                    if (!this.initialized || this._popStateInProgress) {
                        return;
                    }
                    this._tryPushCurrentPosition();
                }
            }, {
                key: 'back',
                value: function back() {
                    if (!this.initialized || this._popStateInProgress) {
                        return;
                    }
                    var state = window.history.state;
                    if (this._isValidState(state) && state.uid > 0) {
                        window.history.back();
                    }
                }
            }, {
                key: 'forward',
                value: function forward() {
                    if (!this.initialized || this._popStateInProgress) {
                        return;
                    }
                    var state = window.history.state;
                    if (this._isValidState(state) && state.uid < this._maxUid) {
                        window.history.forward();
                    }
                }
            }, {
                key: '_pushOrReplaceState',
                value: function _pushOrReplaceState(destination) {
                    var forceReplace = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;

                    var shouldReplace = forceReplace || !this._destination;
                    var newState = {
                        fingerprint: this.fingerprint,
                        uid: shouldReplace ? this._uid : this._uid + 1,
                        destination: destination
                    };
                    this._updateInternalState(destination, newState.uid);
                    if (shouldReplace) {
                        window.history.replaceState(newState, '');
                    } else {
                        this._maxUid = this._uid;
                        window.history.pushState(newState, '');
                    }
                }
            }, {
                key: '_tryPushCurrentPosition',
                value: function _tryPushCurrentPosition() {
                    var temporary = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;

                    if (!this._position) {
                        return;
                    }
                    var position = this._position;
                    if (temporary) {
                        position = Object.assign(Object.create(null), this._position);
                        position.temporary = true;
                    }
                    if (!this._destination) {
                        this._pushOrReplaceState(position);
                        return;
                    }
                    if (this._destination.temporary) {
                        this._pushOrReplaceState(position, true);
                        return;
                    }
                    if (this._destination.hash === position.hash) {
                        return;
                    }
                    if (!this._destination.page && (POSITION_UPDATED_THRESHOLD <= 0 || this._numPositionUpdates <= POSITION_UPDATED_THRESHOLD)) {
                        return;
                    }
                    var forceReplace = false;
                    if (this._destination.page === position.first || this._destination.page === position.page) {
                        if (this._destination.dest || !this._destination.first) {
                            return;
                        }
                        forceReplace = true;
                    }
                    this._pushOrReplaceState(position, forceReplace);
                }
            }, {
                key: '_isValidState',
                value: function _isValidState(state) {
                    if (!state) {
                        return false;
                    }
                    if (state.fingerprint !== this.fingerprint) {
                        return false;
                    }
                    if (!Number.isInteger(state.uid) || state.uid < 0) {
                        return false;
                    }
                    if (state.destination === null || _typeof(state.destination) !== 'object') {
                        return false;
                    }
                    return true;
                }
            }, {
                key: '_updateInternalState',
                value: function _updateInternalState(destination, uid) {
                    var removeTemporary = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;

                    if (this._updateViewareaTimeout) {
                        clearTimeout(this._updateViewareaTimeout);
                        this._updateViewareaTimeout = null;
                    }
                    if (removeTemporary && destination && destination.temporary) {
                        delete destination.temporary;
                    }
                    this._destination = destination;
                    this._uid = uid;
                    this._numPositionUpdates = 0;
                }
            }, {
                key: '_updateViewarea',
                value: function _updateViewarea(_ref3) {
                    var _this3 = this;

                    var location = _ref3.location;

                    if (this._updateViewareaTimeout) {
                        clearTimeout(this._updateViewareaTimeout);
                        this._updateViewareaTimeout = null;
                    }
                    this._position = {
                        hash: this._isViewerInPresentationMode ? 'page=' + location.pageNumber : location.pdfOpenParams.substring(1),
                        page: this.linkService.page,
                        first: location.pageNumber,
                        rotation: location.rotation
                    };
                    if (this._popStateInProgress) {
                        return;
                    }
                    if (POSITION_UPDATED_THRESHOLD > 0 && this._isPagesLoaded && this._destination && !this._destination.page) {
                        this._numPositionUpdates++;
                    }
                    if (UPDATE_VIEWAREA_TIMEOUT > 0) {
                        this._updateViewareaTimeout = setTimeout(function () {
                            if (!_this3._popStateInProgress) {
                                _this3._tryPushCurrentPosition(true);
                            }
                            _this3._updateViewareaTimeout = null;
                        }, UPDATE_VIEWAREA_TIMEOUT);
                    }
                }
            }, {
                key: '_popState',
                value: function _popState(_ref4) {
                    var _this4 = this;

                    var state = _ref4.state;

                    var newHash = getCurrentHash(),
                        hashChanged = this._currentHash !== newHash;
                    this._currentHash = newHash;
                    if (!state || false) {
                        this._uid++;

                        var _parseCurrentHash2 = parseCurrentHash(this.linkService),
                            hash = _parseCurrentHash2.hash,
                            page = _parseCurrentHash2.page,
                            rotation = _parseCurrentHash2.rotation;

                        this._pushOrReplaceState({
                            hash: hash,
                            page: page,
                            rotation: rotation
                        }, true);
                        return;
                    }
                    if (!this._isValidState(state)) {
                        return;
                    }
                    this._popStateInProgress = true;
                    if (hashChanged) {
                        this._blockHashChange++;
                        (0, _ui_utils.waitOnEventOrTimeout)({
                            target: window,
                            name: 'hashchange',
                            delay: HASH_CHANGE_TIMEOUT
                        }).then(function () {
                            _this4._blockHashChange--;
                        });
                    }
                    var destination = state.destination;
                    this._updateInternalState(destination, state.uid, true);
                    if (this._uid > this._maxUid) {
                        this._maxUid = this._uid;
                    }
                    if ((0, _ui_utils.isValidRotation)(destination.rotation)) {
                        this.linkService.rotation = destination.rotation;
                    }
                    if (destination.dest) {
                        this.linkService.navigateTo(destination.dest);
                    } else if (destination.hash) {
                        this.linkService.setHash(destination.hash);
                    } else if (destination.page) {
                        this.linkService.page = destination.page;
                    }
                    Promise.resolve().then(function () {
                        _this4._popStateInProgress = false;
                    });
                }
            }, {
                key: '_bindEvents',
                value: function _bindEvents() {
                    var _this5 = this;

                    var _boundEvents = this._boundEvents,
                        eventBus = this.eventBus;

                    _boundEvents.updateViewarea = this._updateViewarea.bind(this);
                    _boundEvents.popState = this._popState.bind(this);
                    _boundEvents.pageHide = function (evt) {
                        if (!_this5._destination || _this5._destination.temporary) {
                            _this5._tryPushCurrentPosition();
                        }
                    };
                    eventBus.on('updateviewarea', _boundEvents.updateViewarea);
                    window.addEventListener('popstate', _boundEvents.popState);
                    window.addEventListener('pagehide', _boundEvents.pageHide);
                }
            }, {
                key: 'popStateInProgress',
                get: function get() {
                    return this.initialized && (this._popStateInProgress || this._blockHashChange > 0);
                }
            }]);

            return PDFHistory;
        }();

        function isDestHashesEqual(destHash, pushHash) {
            if (typeof destHash !== 'string' || typeof pushHash !== 'string') {
                return false;
            }
            if (destHash === pushHash) {
                return true;
            }

            var _parseQueryString = (0, _ui_utils.parseQueryString)(destHash),
                nameddest = _parseQueryString.nameddest;

            if (nameddest === pushHash) {
                return true;
            }
            return false;
        }

        function isDestArraysEqual(firstDest, secondDest) {
            function isEntryEqual(first, second) {
                if ((typeof first === 'undefined' ? 'undefined' : _typeof(first)) !== (typeof second === 'undefined' ? 'undefined' : _typeof(second))) {
                    return false;
                }
                if (Array.isArray(first) || Array.isArray(second)) {
                    return false;
                }
                if (first !== null && (typeof first === 'undefined' ? 'undefined' : _typeof(first)) === 'object' && second !== null) {
                    if (Object.keys(first).length !== Object.keys(second).length) {
                        return false;
                    }
                    for (var key in first) {
                        if (!isEntryEqual(first[key], second[key])) {
                            return false;
                        }
                    }
                    return true;
                }
                return first === second || Number.isNaN(first) && Number.isNaN(second);
            }

            if (!(Array.isArray(firstDest) && Array.isArray(secondDest))) {
                return false;
            }
            if (firstDest.length !== secondDest.length) {
                return false;
            }
            for (var i = 0, ii = firstDest.length; i < ii; i++) {
                if (!isEntryEqual(firstDest[i], secondDest[i])) {
                    return false;
                }
            }
            return true;
        }

        exports.PDFHistory = PDFHistory;
        exports.isDestHashesEqual = isDestHashesEqual;
        exports.isDestArraysEqual = isDestArraysEqual;

        /***/
    }),
    /* 23 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.SimpleLinkService = exports.PDFLinkService = undefined;

        var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) {
            return typeof obj;
        } : function (obj) {
            return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
        };

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        var _dom_events = __webpack_require__(14);

        var _ui_utils = __webpack_require__(6);

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        var PDFLinkService = function () {
            function PDFLinkService() {
                var _ref = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
                    eventBus = _ref.eventBus,
                    _ref$externalLinkTarg = _ref.externalLinkTarget,
                    externalLinkTarget = _ref$externalLinkTarg === undefined ? null : _ref$externalLinkTarg,
                    _ref$externalLinkRel = _ref.externalLinkRel,
                    externalLinkRel = _ref$externalLinkRel === undefined ? null : _ref$externalLinkRel;

                _classCallCheck(this, PDFLinkService);

                this.eventBus = eventBus || (0, _dom_events.getGlobalEventBus)();
                this.externalLinkTarget = externalLinkTarget;
                this.externalLinkRel = externalLinkRel;
                this.baseUrl = null;
                this.pdfDocument = null;
                this.pdfViewer = null;
                this.pdfHistory = null;
                this._pagesRefCache = null;
            }

            _createClass(PDFLinkService, [{
                key: 'setDocument',
                value: function setDocument(pdfDocument) {
                    var baseUrl = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;

                    this.baseUrl = baseUrl;
                    this.pdfDocument = pdfDocument;
                    this._pagesRefCache = Object.create(null);
                }
            }, {
                key: 'setViewer',
                value: function setViewer(pdfViewer) {
                    this.pdfViewer = pdfViewer;
                }
            }, {
                key: 'setHistory',
                value: function setHistory(pdfHistory) {
                    this.pdfHistory = pdfHistory;
                }
            }, {
                key: 'navigateTo',
                value: function navigateTo(dest) {
                    var _this = this;

                    var goToDestination = function goToDestination(_ref2) {
                        var namedDest = _ref2.namedDest,
                            explicitDest = _ref2.explicitDest;

                        var destRef = explicitDest[0],
                            pageNumber = void 0;
                        if (destRef instanceof Object) {
                            pageNumber = _this._cachedPageNumber(destRef);
                            if (pageNumber === null) {
                                _this.pdfDocument.getPageIndex(destRef).then(function (pageIndex) {
                                    _this.cachePageRef(pageIndex + 1, destRef);
                                    goToDestination({
                                        namedDest: namedDest,
                                        explicitDest: explicitDest
                                    });
                                }).catch(function () {
                                    console.error('PDFLinkService.navigateTo: "' + destRef + '" is not ' + ('a valid page reference, for dest="' + dest + '".'));
                                });
                                return;
                            }
                        } else if (Number.isInteger(destRef)) {
                            pageNumber = destRef + 1;
                        } else {
                            console.error('PDFLinkService.navigateTo: "' + destRef + '" is not ' + ('a valid destination reference, for dest="' + dest + '".'));
                            return;
                        }
                        if (!pageNumber || pageNumber < 1 || pageNumber > _this.pagesCount) {
                            console.error('PDFLinkService.navigateTo: "' + pageNumber + '" is not ' + ('a valid page number, for dest="' + dest + '".'));
                            return;
                        }
                        if (_this.pdfHistory) {
                            _this.pdfHistory.pushCurrentPosition();
                            _this.pdfHistory.push({
                                namedDest: namedDest,
                                explicitDest: explicitDest,
                                pageNumber: pageNumber
                            });
                        }
                        _this.pdfViewer.scrollPageIntoView({
                            pageNumber: pageNumber,
                            destArray: explicitDest
                        });
                    };
                    new Promise(function (resolve, reject) {
                        if (typeof dest === 'string') {
                            _this.pdfDocument.getDestination(dest).then(function (destArray) {
                                resolve({
                                    namedDest: dest,
                                    explicitDest: destArray
                                });
                            });
                            return;
                        }
                        resolve({
                            namedDest: '',
                            explicitDest: dest
                        });
                    }).then(function (data) {
                        if (!Array.isArray(data.explicitDest)) {
                            console.error('PDFLinkService.navigateTo: "' + data.explicitDest + '" is' + (' not a valid destination array, for dest="' + dest + '".'));
                            return;
                        }
                        goToDestination(data);
                    });
                }
            }, {
                key: 'getDestinationHash',
                value: function getDestinationHash(dest) {
                    if (typeof dest === 'string') {
                        return this.getAnchorUrl('#' + escape(dest));
                    }
                    if (Array.isArray(dest)) {
                        var str = JSON.stringify(dest);
                        return this.getAnchorUrl('#' + escape(str));
                    }
                    return this.getAnchorUrl('');
                }
            }, {
                key: 'getAnchorUrl',
                value: function getAnchorUrl(anchor) {
                    return (this.baseUrl || '') + anchor;
                }
            }, {
                key: 'setHash',
                value: function setHash(hash) {
                    var pageNumber = void 0,
                        dest = void 0;
                    if (hash.includes('=')) {
                        var params = (0, _ui_utils.parseQueryString)(hash);
                        if ('search' in params) {
                            this.eventBus.dispatch('findfromurlhash', {
                                source: this,
                                query: params['search'].replace(/"/g, ''),
                                phraseSearch: params['phrase'] === 'true'
                            });
                        }
                        if ('nameddest' in params) {
                            this.navigateTo(params.nameddest);
                            return;
                        }
                        if ('page' in params) {
                            pageNumber = params.page | 0 || 1;
                        }
                        if ('zoom' in params) {
                            var zoomArgs = params.zoom.split(',');
                            var zoomArg = zoomArgs[0];
                            var zoomArgNumber = parseFloat(zoomArg);
                            if (!zoomArg.includes('Fit')) {
                                dest = [null, {name: 'XYZ'}, zoomArgs.length > 1 ? zoomArgs[1] | 0 : null, zoomArgs.length > 2 ? zoomArgs[2] | 0 : null, zoomArgNumber ? zoomArgNumber / 100 : zoomArg];
                            } else {
                                if (zoomArg === 'Fit' || zoomArg === 'FitB') {
                                    dest = [null, {name: zoomArg}];
                                } else if (zoomArg === 'FitH' || zoomArg === 'FitBH' || zoomArg === 'FitV' || zoomArg === 'FitBV') {
                                    dest = [null, {name: zoomArg}, zoomArgs.length > 1 ? zoomArgs[1] | 0 : null];
                                } else if (zoomArg === 'FitR') {
                                    if (zoomArgs.length !== 5) {
                                        console.error('PDFLinkService.setHash: Not enough parameters for "FitR".');
                                    } else {
                                        dest = [null, {name: zoomArg}, zoomArgs[1] | 0, zoomArgs[2] | 0, zoomArgs[3] | 0, zoomArgs[4] | 0];
                                    }
                                } else {
                                    console.error('PDFLinkService.setHash: "' + zoomArg + '" is not ' + 'a valid zoom value.');
                                }
                            }
                        }
                        if (dest) {
                            this.pdfViewer.scrollPageIntoView({
                                pageNumber: pageNumber || this.page,
                                destArray: dest,
                                allowNegativeOffset: true
                            });
                        } else if (pageNumber) {
                            this.page = pageNumber;
                        }
                        if ('pagemode' in params) {
                            this.eventBus.dispatch('pagemode', {
                                source: this,
                                mode: params.pagemode
                            });
                        }
                    } else {
                        dest = unescape(hash);
                        try {
                            dest = JSON.parse(dest);
                            if (!Array.isArray(dest)) {
                                dest = dest.toString();
                            }
                        } catch (ex) {
                        }
                        if (typeof dest === 'string' || isValidExplicitDestination(dest)) {
                            this.navigateTo(dest);
                            return;
                        }
                        console.error('PDFLinkService.setHash: "' + unescape(hash) + '" is not ' + 'a valid destination.');
                    }
                }
            }, {
                key: 'executeNamedAction',
                value: function executeNamedAction(action) {
                    switch (action) {
                        case 'GoBack':
                            if (this.pdfHistory) {
                                this.pdfHistory.back();
                            }
                            break;
                        case 'GoForward':
                            if (this.pdfHistory) {
                                this.pdfHistory.forward();
                            }
                            break;
                        case 'NextPage':
                            if (this.page < this.pagesCount) {
                                this.page++;
                            }
                            break;
                        case 'PrevPage':
                            if (this.page > 1) {
                                this.page--;
                            }
                            break;
                        case 'LastPage':
                            this.page = this.pagesCount;
                            break;
                        case 'FirstPage':
                            this.page = 1;
                            break;
                        default:
                            break;
                    }
                    this.eventBus.dispatch('namedaction', {
                        source: this,
                        action: action
                    });
                }
            }, {
                key: 'cachePageRef',
                value: function cachePageRef(pageNum, pageRef) {
                    if (!pageRef) {
                        return;
                    }
                    var refStr = pageRef.num + ' ' + pageRef.gen + ' R';
                    this._pagesRefCache[refStr] = pageNum;
                }
            }, {
                key: '_cachedPageNumber',
                value: function _cachedPageNumber(pageRef) {
                    var refStr = pageRef.num + ' ' + pageRef.gen + ' R';
                    return this._pagesRefCache && this._pagesRefCache[refStr] || null;
                }
            }, {
                key: 'pagesCount',
                get: function get() {
                    return this.pdfDocument ? this.pdfDocument.numPages : 0;
                }
            }, {
                key: 'page',
                get: function get() {
                    return this.pdfViewer.currentPageNumber;
                },
                set: function set(value) {
                    this.pdfViewer.currentPageNumber = value;
                }
            }, {
                key: 'rotation',
                get: function get() {
                    return this.pdfViewer.pagesRotation;
                },
                set: function set(value) {
                    this.pdfViewer.pagesRotation = value;
                }
            }]);

            return PDFLinkService;
        }();

        function isValidExplicitDestination(dest) {
            if (!Array.isArray(dest)) {
                return false;
            }
            var destLength = dest.length,
                allowNull = true;
            if (destLength < 2) {
                return false;
            }
            var page = dest[0];
            if (!((typeof page === 'undefined' ? 'undefined' : _typeof(page)) === 'object' && Number.isInteger(page.num) && Number.isInteger(page.gen)) && !(Number.isInteger(page) && page >= 0)) {
                return false;
            }
            var zoom = dest[1];
            if (!((typeof zoom === 'undefined' ? 'undefined' : _typeof(zoom)) === 'object' && typeof zoom.name === 'string')) {
                return false;
            }
            switch (zoom.name) {
                case 'XYZ':
                    if (destLength !== 5) {
                        return false;
                    }
                    break;
                case 'Fit':
                case 'FitB':
                    return destLength === 2;
                case 'FitH':
                case 'FitBH':
                case 'FitV':
                case 'FitBV':
                    if (destLength !== 3) {
                        return false;
                    }
                    break;
                case 'FitR':
                    if (destLength !== 6) {
                        return false;
                    }
                    allowNull = false;
                    break;
                default:
                    return false;
            }
            for (var i = 2; i < destLength; i++) {
                var param = dest[i];
                if (!(typeof param === 'number' || allowNull && param === null)) {
                    return false;
                }
            }
            return true;
        }

        var SimpleLinkService = function () {
            function SimpleLinkService() {
                _classCallCheck(this, SimpleLinkService);

                this.externalLinkTarget = null;
                this.externalLinkRel = null;
            }

            _createClass(SimpleLinkService, [{
                key: 'navigateTo',
                value: function navigateTo(dest) {
                }
            }, {
                key: 'getDestinationHash',
                value: function getDestinationHash(dest) {
                    return '#';
                }
            }, {
                key: 'getAnchorUrl',
                value: function getAnchorUrl(hash) {
                    return '#';
                }
            }, {
                key: 'setHash',
                value: function setHash(hash) {
                }
            }, {
                key: 'executeNamedAction',
                value: function executeNamedAction(action) {
                }
            }, {
                key: 'cachePageRef',
                value: function cachePageRef(pageNum, pageRef) {
                }
            }, {
                key: 'pagesCount',
                get: function get() {
                    return 0;
                }
            }, {
                key: 'page',
                get: function get() {
                    return 0;
                },
                set: function set(value) {
                }
            }, {
                key: 'rotation',
                get: function get() {
                    return 0;
                },
                set: function set(value) {
                }
            }]);

            return SimpleLinkService;
        }();

        exports.PDFLinkService = PDFLinkService;
        exports.SimpleLinkService = SimpleLinkService;

        /***/
    }),
    /* 24 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.PDFOutlineViewer = undefined;

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        var _pdfjsLib = __webpack_require__(7);

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        var DEFAULT_TITLE = '\u2013';

        var PDFOutlineViewer = function () {
            function PDFOutlineViewer(_ref) {
                var container = _ref.container,
                    linkService = _ref.linkService,
                    eventBus = _ref.eventBus;

                _classCallCheck(this, PDFOutlineViewer);

                this.container = container;
                this.linkService = linkService;
                this.eventBus = eventBus;
                this.reset();
                eventBus.on('toggleoutlinetree', this.toggleOutlineTree.bind(this));
            }

            _createClass(PDFOutlineViewer, [{
                key: 'reset',
                value: function reset() {
                    this.outline = null;
                    this.lastToggleIsShow = true;
                    this.container.textContent = '';
                    this.container.classList.remove('outlineWithDeepNesting');
                }
            }, {
                key: '_dispatchEvent',
                value: function _dispatchEvent(outlineCount) {
                    this.eventBus.dispatch('outlineloaded', {
                        source: this,
                        outlineCount: outlineCount
                    });
                }
            }, {
                key: '_bindLink',
                value: function _bindLink(element, _ref2) {
                    var url = _ref2.url,
                        newWindow = _ref2.newWindow,
                        dest = _ref2.dest;
                    var linkService = this.linkService;

                    if (url) {
                        (0, _pdfjsLib.addLinkAttributes)(element, {
                            url: url,
                            target: newWindow ? _pdfjsLib.LinkTarget.BLANK : linkService.externalLinkTarget,
                            rel: linkService.externalLinkRel
                        });
                        return;
                    }
                    element.href = linkService.getDestinationHash(dest);
                    element.onclick = function () {
                        if (dest) {
                            linkService.navigateTo(dest);
                        }
                        return false;
                    };
                }
            }, {
                key: '_setStyles',
                value: function _setStyles(element, _ref3) {
                    var bold = _ref3.bold,
                        italic = _ref3.italic;

                    var styleStr = '';
                    if (bold) {
                        styleStr += 'font-weight: bold;';
                    }
                    if (italic) {
                        styleStr += 'font-style: italic;';
                    }
                    if (styleStr) {
                        element.setAttribute('style', styleStr);
                    }
                }
            }, {
                key: '_addToggleButton',
                value: function _addToggleButton(div) {
                    var _this = this;

                    var toggler = document.createElement('div');
                    toggler.className = 'outlineItemToggler';
                    toggler.onclick = function (evt) {
                        evt.stopPropagation();
                        toggler.classList.toggle('outlineItemsHidden');
                        if (evt.shiftKey) {
                            var shouldShowAll = !toggler.classList.contains('outlineItemsHidden');
                            _this._toggleOutlineItem(div, shouldShowAll);
                        }
                    };
                    div.insertBefore(toggler, div.firstChild);
                }
            }, {
                key: '_toggleOutlineItem',
                value: function _toggleOutlineItem(root, show) {
                    this.lastToggleIsShow = show;
                    var togglers = root.querySelectorAll('.outlineItemToggler');
                    for (var i = 0, ii = togglers.length; i < ii; ++i) {
                        togglers[i].classList[show ? 'remove' : 'add']('outlineItemsHidden');
                    }
                }
            }, {
                key: 'toggleOutlineTree',
                value: function toggleOutlineTree() {
                    if (!this.outline) {
                        return;
                    }
                    this._toggleOutlineItem(this.container, !this.lastToggleIsShow);
                }
            }, {
                key: 'render',
                value: function render(_ref4) {
                    var outline = _ref4.outline;

                    var outlineCount = 0;
                    if (this.outline) {
                        this.reset();
                    }
                    this.outline = outline || null;
                    if (!outline) {
                        this._dispatchEvent(outlineCount);
                        return;
                    }
                    var fragment = document.createDocumentFragment();
                    var queue = [{
                        parent: fragment,
                        items: this.outline
                    }];
                    var hasAnyNesting = false;
                    while (queue.length > 0) {
                        var levelData = queue.shift();
                        for (var i = 0, len = levelData.items.length; i < len; i++) {
                            var item = levelData.items[i];
                            var div = document.createElement('div');
                            div.className = 'outlineItem';
                            var element = document.createElement('a');
                            this._bindLink(element, item);
                            this._setStyles(element, item);
                            element.textContent = (0, _pdfjsLib.removeNullCharacters)(item.title) || DEFAULT_TITLE;
                            div.appendChild(element);
                            if (item.items.length > 0) {
                                hasAnyNesting = true;
                                this._addToggleButton(div);
                                var itemsDiv = document.createElement('div');
                                itemsDiv.className = 'outlineItems';
                                div.appendChild(itemsDiv);
                                queue.push({
                                    parent: itemsDiv,
                                    items: item.items
                                });
                            }
                            levelData.parent.appendChild(div);
                            outlineCount++;
                        }
                    }
                    if (hasAnyNesting) {
                        this.container.classList.add('outlineWithDeepNesting');
                    }
                    this.container.appendChild(fragment);
                    this._dispatchEvent(outlineCount);
                }
            }]);

            return PDFOutlineViewer;
        }();

        exports.PDFOutlineViewer = PDFOutlineViewer;

        /***/
    }),
    /* 25 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.PDFPresentationMode = undefined;

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        var _ui_utils = __webpack_require__(6);

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        var DELAY_BEFORE_RESETTING_SWITCH_IN_PROGRESS = 1500;
        var DELAY_BEFORE_HIDING_CONTROLS = 3000;
        var ACTIVE_SELECTOR = 'pdfPresentationMode';
        var CONTROLS_SELECTOR = 'pdfPresentationModeControls';
        var MOUSE_SCROLL_COOLDOWN_TIME = 50;
        var PAGE_SWITCH_THRESHOLD = 0.1;
        var SWIPE_MIN_DISTANCE_THRESHOLD = 50;
        var SWIPE_ANGLE_THRESHOLD = Math.PI / 6;

        var PDFPresentationMode = function () {
            function PDFPresentationMode(_ref) {
                var _this = this;

                var container = _ref.container,
                    _ref$viewer = _ref.viewer,
                    viewer = _ref$viewer === undefined ? null : _ref$viewer,
                    pdfViewer = _ref.pdfViewer,
                    eventBus = _ref.eventBus,
                    _ref$contextMenuItems = _ref.contextMenuItems,
                    contextMenuItems = _ref$contextMenuItems === undefined ? null : _ref$contextMenuItems;

                _classCallCheck(this, PDFPresentationMode);

                this.container = container;
                this.viewer = viewer || container.firstElementChild;
                this.pdfViewer = pdfViewer;
                this.eventBus = eventBus;
                this.active = false;
                this.args = null;
                this.contextMenuOpen = false;
                this.mouseScrollTimeStamp = 0;
                this.mouseScrollDelta = 0;
                this.touchSwipeState = null;
                if (contextMenuItems) {
                    contextMenuItems.contextFirstPage.addEventListener('click', function () {
                        _this.contextMenuOpen = false;
                        _this.eventBus.dispatch('firstpage', {source: _this});
                    });
                    contextMenuItems.contextLastPage.addEventListener('click', function () {
                        _this.contextMenuOpen = false;
                        _this.eventBus.dispatch('lastpage', {source: _this});
                    });
                    contextMenuItems.contextPageRotateCw.addEventListener('click', function () {
                        _this.contextMenuOpen = false;
                        _this.eventBus.dispatch('rotatecw', {source: _this});
                    });
                    contextMenuItems.contextPageRotateCcw.addEventListener('click', function () {
                        _this.contextMenuOpen = false;
                        _this.eventBus.dispatch('rotateccw', {source: _this});
                    });
                }
            }

            _createClass(PDFPresentationMode, [{
                key: 'request',
                value: function request() {
                    if (this.switchInProgress || this.active || !this.viewer.hasChildNodes()) {
                        return false;
                    }
                    this._addFullscreenChangeListeners();
                    this._setSwitchInProgress();
                    this._notifyStateChange();
                    if (this.container.requestFullscreen) {
                        this.container.requestFullscreen();
                    } else if (this.container.mozRequestFullScreen) {
                        this.container.mozRequestFullScreen();
                    } else if (this.container.webkitRequestFullscreen) {
                        this.container.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT);
                    } else if (this.container.msRequestFullscreen) {
                        this.container.msRequestFullscreen();
                    } else {
                        return false;
                    }
                    this.args = {
                        page: this.pdfViewer.currentPageNumber,
                        previousScale: this.pdfViewer.currentScaleValue
                    };
                    return true;
                }
            }, {
                key: '_mouseWheel',
                value: function _mouseWheel(evt) {
                    if (!this.active) {
                        return;
                    }
                    evt.preventDefault();
                    var delta = (0, _ui_utils.normalizeWheelEventDelta)(evt);
                    var currentTime = new Date().getTime();
                    var storedTime = this.mouseScrollTimeStamp;
                    if (currentTime > storedTime && currentTime - storedTime < MOUSE_SCROLL_COOLDOWN_TIME) {
                        return;
                    }
                    if (this.mouseScrollDelta > 0 && delta < 0 || this.mouseScrollDelta < 0 && delta > 0) {
                        this._resetMouseScrollState();
                    }
                    this.mouseScrollDelta += delta;
                    if (Math.abs(this.mouseScrollDelta) >= PAGE_SWITCH_THRESHOLD) {
                        var totalDelta = this.mouseScrollDelta;
                        this._resetMouseScrollState();
                        var success = totalDelta > 0 ? this._goToPreviousPage() : this._goToNextPage();
                        if (success) {
                            this.mouseScrollTimeStamp = currentTime;
                        }
                    }
                }
            }, {
                key: '_goToPreviousPage',
                value: function _goToPreviousPage() {
                    var page = this.pdfViewer.currentPageNumber;
                    if (page <= 1) {
                        return false;
                    }
                    this.pdfViewer.currentPageNumber = page - 1;
                    return true;
                }
            }, {
                key: '_goToNextPage',
                value: function _goToNextPage() {
                    var page = this.pdfViewer.currentPageNumber;
                    if (page >= this.pdfViewer.pagesCount) {
                        return false;
                    }
                    this.pdfViewer.currentPageNumber = page + 1;
                    return true;
                }
            }, {
                key: '_notifyStateChange',
                value: function _notifyStateChange() {
                    this.eventBus.dispatch('presentationmodechanged', {
                        source: this,
                        active: this.active,
                        switchInProgress: !!this.switchInProgress
                    });
                }
            }, {
                key: '_setSwitchInProgress',
                value: function _setSwitchInProgress() {
                    var _this2 = this;

                    if (this.switchInProgress) {
                        clearTimeout(this.switchInProgress);
                    }
                    this.switchInProgress = setTimeout(function () {
                        _this2._removeFullscreenChangeListeners();
                        delete _this2.switchInProgress;
                        _this2._notifyStateChange();
                    }, DELAY_BEFORE_RESETTING_SWITCH_IN_PROGRESS);
                }
            }, {
                key: '_resetSwitchInProgress',
                value: function _resetSwitchInProgress() {
                    if (this.switchInProgress) {
                        clearTimeout(this.switchInProgress);
                        delete this.switchInProgress;
                    }
                }
            }, {
                key: '_enter',
                value: function _enter() {
                    var _this3 = this;

                    this.active = true;
                    this._resetSwitchInProgress();
                    this._notifyStateChange();
                    this.container.classList.add(ACTIVE_SELECTOR);
                    setTimeout(function () {
                        _this3.pdfViewer.currentPageNumber = _this3.args.page;
                        _this3.pdfViewer.currentScaleValue = 'page-fit';
                    }, 0);
                    this._addWindowListeners();
                    this._showControls();
                    this.contextMenuOpen = false;
                    this.container.setAttribute('contextmenu', 'viewerContextMenu');
                    window.getSelection().removeAllRanges();
                }
            }, {
                key: '_exit',
                value: function _exit() {
                    var _this4 = this;

                    var page = this.pdfViewer.currentPageNumber;
                    this.container.classList.remove(ACTIVE_SELECTOR);
                    setTimeout(function () {
                        _this4.active = false;
                        _this4._removeFullscreenChangeListeners();
                        _this4._notifyStateChange();
                        _this4.pdfViewer.currentScaleValue = _this4.args.previousScale;
                        _this4.pdfViewer.currentPageNumber = page;
                        _this4.args = null;
                    }, 0);
                    this._removeWindowListeners();
                    this._hideControls();
                    this._resetMouseScrollState();
                    this.container.removeAttribute('contextmenu');
                    this.contextMenuOpen = false;
                }
            }, {
                key: '_mouseDown',
                value: function _mouseDown(evt) {
                    if (this.contextMenuOpen) {
                        this.contextMenuOpen = false;
                        evt.preventDefault();
                        return;
                    }
                    if (evt.button === 0) {
                        var isInternalLink = evt.target.href && evt.target.classList.contains('internalLink');
                        if (!isInternalLink) {
                            evt.preventDefault();
                            if (evt.shiftKey) {
                                this._goToPreviousPage();
                            } else {
                                this._goToNextPage();
                            }
                        }
                    }
                }
            }, {
                key: '_contextMenu',
                value: function _contextMenu() {
                    this.contextMenuOpen = true;
                }
            }, {
                key: '_showControls',
                value: function _showControls() {
                    var _this5 = this;

                    if (this.controlsTimeout) {
                        clearTimeout(this.controlsTimeout);
                    } else {
                        this.container.classList.add(CONTROLS_SELECTOR);
                    }
                    this.controlsTimeout = setTimeout(function () {
                        _this5.container.classList.remove(CONTROLS_SELECTOR);
                        delete _this5.controlsTimeout;
                    }, DELAY_BEFORE_HIDING_CONTROLS);
                }
            }, {
                key: '_hideControls',
                value: function _hideControls() {
                    if (!this.controlsTimeout) {
                        return;
                    }
                    clearTimeout(this.controlsTimeout);
                    this.container.classList.remove(CONTROLS_SELECTOR);
                    delete this.controlsTimeout;
                }
            }, {
                key: '_resetMouseScrollState',
                value: function _resetMouseScrollState() {
                    this.mouseScrollTimeStamp = 0;
                    this.mouseScrollDelta = 0;
                }
            }, {
                key: '_touchSwipe',
                value: function _touchSwipe(evt) {
                    if (!this.active) {
                        return;
                    }
                    if (evt.touches.length > 1) {
                        this.touchSwipeState = null;
                        return;
                    }
                    switch (evt.type) {
                        case 'touchstart':
                            this.touchSwipeState = {
                                startX: evt.touches[0].pageX,
                                startY: evt.touches[0].pageY,
                                endX: evt.touches[0].pageX,
                                endY: evt.touches[0].pageY
                            };
                            break;
                        case 'touchmove':
                            if (this.touchSwipeState === null) {
                                return;
                            }
                            this.touchSwipeState.endX = evt.touches[0].pageX;
                            this.touchSwipeState.endY = evt.touches[0].pageY;
                            evt.preventDefault();
                            break;
                        case 'touchend':
                            if (this.touchSwipeState === null) {
                                return;
                            }
                            var delta = 0;
                            var dx = this.touchSwipeState.endX - this.touchSwipeState.startX;
                            var dy = this.touchSwipeState.endY - this.touchSwipeState.startY;
                            var absAngle = Math.abs(Math.atan2(dy, dx));
                            if (Math.abs(dx) > SWIPE_MIN_DISTANCE_THRESHOLD && (absAngle <= SWIPE_ANGLE_THRESHOLD || absAngle >= Math.PI - SWIPE_ANGLE_THRESHOLD)) {
                                delta = dx;
                            } else if (Math.abs(dy) > SWIPE_MIN_DISTANCE_THRESHOLD && Math.abs(absAngle - Math.PI / 2) <= SWIPE_ANGLE_THRESHOLD) {
                                delta = dy;
                            }
                            if (delta > 0) {
                                this._goToPreviousPage();
                            } else if (delta < 0) {
                                this._goToNextPage();
                            }
                            break;
                    }
                }
            }, {
                key: '_addWindowListeners',
                value: function _addWindowListeners() {
                    this.showControlsBind = this._showControls.bind(this);
                    this.mouseDownBind = this._mouseDown.bind(this);
                    this.mouseWheelBind = this._mouseWheel.bind(this);
                    this.resetMouseScrollStateBind = this._resetMouseScrollState.bind(this);
                    this.contextMenuBind = this._contextMenu.bind(this);
                    this.touchSwipeBind = this._touchSwipe.bind(this);
                    window.addEventListener('mousemove', this.showControlsBind);
                    window.addEventListener('mousedown', this.mouseDownBind);
                    window.addEventListener('wheel', this.mouseWheelBind);
                    window.addEventListener('keydown', this.resetMouseScrollStateBind);
                    window.addEventListener('contextmenu', this.contextMenuBind);
                    window.addEventListener('touchstart', this.touchSwipeBind);
                    window.addEventListener('touchmove', this.touchSwipeBind);
                    window.addEventListener('touchend', this.touchSwipeBind);
                }
            }, {
                key: '_removeWindowListeners',
                value: function _removeWindowListeners() {
                    window.removeEventListener('mousemove', this.showControlsBind);
                    window.removeEventListener('mousedown', this.mouseDownBind);
                    window.removeEventListener('wheel', this.mouseWheelBind);
                    window.removeEventListener('keydown', this.resetMouseScrollStateBind);
                    window.removeEventListener('contextmenu', this.contextMenuBind);
                    window.removeEventListener('touchstart', this.touchSwipeBind);
                    window.removeEventListener('touchmove', this.touchSwipeBind);
                    window.removeEventListener('touchend', this.touchSwipeBind);
                    delete this.showControlsBind;
                    delete this.mouseDownBind;
                    delete this.mouseWheelBind;
                    delete this.resetMouseScrollStateBind;
                    delete this.contextMenuBind;
                    delete this.touchSwipeBind;
                }
            }, {
                key: '_fullscreenChange',
                value: function _fullscreenChange() {
                    if (this.isFullscreen) {
                        this._enter();
                    } else {
                        this._exit();
                    }
                }
            }, {
                key: '_addFullscreenChangeListeners',
                value: function _addFullscreenChangeListeners() {
                    this.fullscreenChangeBind = this._fullscreenChange.bind(this);
                    window.addEventListener('fullscreenchange', this.fullscreenChangeBind);
                    window.addEventListener('mozfullscreenchange', this.fullscreenChangeBind);
                    window.addEventListener('webkitfullscreenchange', this.fullscreenChangeBind);
                    window.addEventListener('MSFullscreenChange', this.fullscreenChangeBind);
                }
            }, {
                key: '_removeFullscreenChangeListeners',
                value: function _removeFullscreenChangeListeners() {
                    window.removeEventListener('fullscreenchange', this.fullscreenChangeBind);
                    window.removeEventListener('mozfullscreenchange', this.fullscreenChangeBind);
                    window.removeEventListener('webkitfullscreenchange', this.fullscreenChangeBind);
                    window.removeEventListener('MSFullscreenChange', this.fullscreenChangeBind);
                    delete this.fullscreenChangeBind;
                }
            }, {
                key: 'isFullscreen',
                get: function get() {
                    return !!(document.fullscreenElement || document.mozFullScreen || document.webkitIsFullScreen || document.msFullscreenElement);
                }
            }]);

            return PDFPresentationMode;
        }();

        exports.PDFPresentationMode = PDFPresentationMode;

        /***/
    }),
    /* 26 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.PDFSidebarResizer = undefined;

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        var _ui_utils = __webpack_require__(6);

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        var SIDEBAR_WIDTH_VAR = '--sidebar-width';
        var SIDEBAR_MIN_WIDTH = 200;
        var SIDEBAR_RESIZING_CLASS = 'sidebarResizing';

        var PDFSidebarResizer = function () {
            function PDFSidebarResizer(options, eventBus) {
                var _this = this;

                var l10n = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : _ui_utils.NullL10n;

                _classCallCheck(this, PDFSidebarResizer);

                this.enabled = false;
                this.isRTL = false;
                this.sidebarOpen = false;
                this.doc = document.documentElement;
                this._width = null;
                this._outerContainerWidth = null;
                this._boundEvents = Object.create(null);
                this.outerContainer = options.outerContainer;
                this.resizer = options.resizer;
                this.eventBus = eventBus;
                this.l10n = l10n;
                if (typeof CSS === 'undefined' || typeof CSS.supports !== 'function' || !CSS.supports(SIDEBAR_WIDTH_VAR, 'calc(-1 * ' + SIDEBAR_MIN_WIDTH + 'px)')) {
                    console.warn('PDFSidebarResizer: ' + 'The browser does not support resizing of the sidebar.');
                    return;
                }
                this.enabled = true;
                this.resizer.classList.remove('hidden');
                this.l10n.getDirection().then(function (dir) {
                    _this.isRTL = dir === 'rtl';
                });
                this._addEventListeners();
            }

            _createClass(PDFSidebarResizer, [{
                key: '_updateWidth',
                value: function _updateWidth() {
                    var width = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;

                    if (!this.enabled) {
                        return false;
                    }
                    var maxWidth = Math.floor(this.outerContainerWidth / 2);
                    if (width > maxWidth) {
                        width = maxWidth;
                    }
                    if (width < SIDEBAR_MIN_WIDTH) {
                        width = SIDEBAR_MIN_WIDTH;
                    }
                    if (width === this._width) {
                        return false;
                    }
                    this._width = width;
                    this.doc.style.setProperty(SIDEBAR_WIDTH_VAR, width + 'px');
                    return true;
                }
            }, {
                key: '_mouseMove',
                value: function _mouseMove(evt) {
                    var width = evt.clientX;
                    if (this.isRTL) {
                        width = this.outerContainerWidth - width;
                    }
                    this._updateWidth(width);
                }
            }, {
                key: '_mouseUp',
                value: function _mouseUp(evt) {
                    this.outerContainer.classList.remove(SIDEBAR_RESIZING_CLASS);
                    this.eventBus.dispatch('resize', {source: this});
                    var _boundEvents = this._boundEvents;
                    window.removeEventListener('mousemove', _boundEvents.mouseMove);
                    window.removeEventListener('mouseup', _boundEvents.mouseUp);
                }
            }, {
                key: '_addEventListeners',
                value: function _addEventListeners() {
                    var _this2 = this;

                    if (!this.enabled) {
                        return;
                    }
                    var _boundEvents = this._boundEvents;
                    _boundEvents.mouseMove = this._mouseMove.bind(this);
                    _boundEvents.mouseUp = this._mouseUp.bind(this);
                    this.resizer.addEventListener('mousedown', function (evt) {
                        if (evt.button !== 0) {
                            return;
                        }
                        _this2.outerContainer.classList.add(SIDEBAR_RESIZING_CLASS);
                        window.addEventListener('mousemove', _boundEvents.mouseMove);
                        window.addEventListener('mouseup', _boundEvents.mouseUp);
                    });
                    this.eventBus.on('sidebarviewchanged', function (evt) {
                        _this2.sidebarOpen = !!(evt && evt.view);
                    });
                    this.eventBus.on('resize', function (evt) {
                        if (evt && evt.source === window) {
                            _this2._outerContainerWidth = null;
                            if (_this2._width) {
                                if (_this2.sidebarOpen) {
                                    _this2.outerContainer.classList.add(SIDEBAR_RESIZING_CLASS);
                                    var updated = _this2._updateWidth(_this2._width);
                                    Promise.resolve().then(function () {
                                        _this2.outerContainer.classList.remove(SIDEBAR_RESIZING_CLASS);
                                        if (updated) {
                                            _this2.eventBus.dispatch('resize', {source: _this2});
                                        }
                                    });
                                } else {
                                    _this2._updateWidth(_this2._width);
                                }
                            }
                        }
                    });
                }
            }, {
                key: 'outerContainerWidth',
                get: function get() {
                    if (!this._outerContainerWidth) {
                        this._outerContainerWidth = this.outerContainer.clientWidth;
                    }
                    return this._outerContainerWidth;
                }
            }]);

            return PDFSidebarResizer;
        }();

        exports.PDFSidebarResizer = PDFSidebarResizer;

        /***/
    }),
    /* 27 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.PDFThumbnailViewer = undefined;

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        var _ui_utils = __webpack_require__(6);

        var _pdf_thumbnail_view = __webpack_require__(28);

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        var THUMBNAIL_SCROLL_MARGIN = -19;
        var THUMBNAIL_SELECTED_CLASS = 'selected';

        var PDFThumbnailViewer = function () {
            function PDFThumbnailViewer(_ref) {
                var container = _ref.container,
                    linkService = _ref.linkService,
                    renderingQueue = _ref.renderingQueue,
                    _ref$l10n = _ref.l10n,
                    l10n = _ref$l10n === undefined ? _ui_utils.NullL10n : _ref$l10n;

                _classCallCheck(this, PDFThumbnailViewer);

                this.container = container;
                this.linkService = linkService;
                this.renderingQueue = renderingQueue;
                this.l10n = l10n;
                this.scroll = (0, _ui_utils.watchScroll)(this.container, this._scrollUpdated.bind(this));
                this._resetView();
            }

            _createClass(PDFThumbnailViewer, [{
                key: '_scrollUpdated',
                value: function _scrollUpdated() {
                    this.renderingQueue.renderHighestPriority();
                }
            }, {
                key: 'getThumbnail',
                value: function getThumbnail(index) {
                    return this._thumbnails[index];
                }
            }, {
                key: '_getVisibleThumbs',
                value: function _getVisibleThumbs() {
                    return (0, _ui_utils.getVisibleElements)(this.container, this._thumbnails);
                }
            }, {
                key: 'scrollThumbnailIntoView',
                value: function scrollThumbnailIntoView(pageNumber) {
                    if (!this.pdfDocument) {
                        return;
                    }
                    var thumbnailView = this._thumbnails[pageNumber - 1];
                    if (!thumbnailView) {
                        console.error('scrollThumbnailIntoView: Invalid "pageNumber" parameter.');
                        return;
                    }
                    if (pageNumber !== this._currentPageNumber) {
                        var prevThumbnailView = this._thumbnails[this._currentPageNumber - 1];
                        prevThumbnailView.div.classList.remove(THUMBNAIL_SELECTED_CLASS);
                        thumbnailView.div.classList.add(THUMBNAIL_SELECTED_CLASS);
                    }
                    var visibleThumbs = this._getVisibleThumbs();
                    var numVisibleThumbs = visibleThumbs.views.length;
                    if (numVisibleThumbs > 0) {
                        var first = visibleThumbs.first.id;
                        var last = numVisibleThumbs > 1 ? visibleThumbs.last.id : first;
                        var shouldScroll = false;
                        if (pageNumber <= first || pageNumber >= last) {
                            shouldScroll = true;
                        } else {
                            visibleThumbs.views.some(function (view) {
                                if (view.id !== pageNumber) {
                                    return false;
                                }
                                shouldScroll = view.percent < 100;
                                return true;
                            });
                        }
                        if (shouldScroll) {
                            (0, _ui_utils.scrollIntoView)(thumbnailView.div, {top: THUMBNAIL_SCROLL_MARGIN});
                        }
                    }
                    this._currentPageNumber = pageNumber;
                }
            }, {
                key: 'cleanup',
                value: function cleanup() {
                    _pdf_thumbnail_view.PDFThumbnailView.cleanup();
                }
            }, {
                key: '_resetView',
                value: function _resetView() {
                    this._thumbnails = [];
                    this._currentPageNumber = 1;
                    this._pageLabels = null;
                    this._pagesRotation = 0;
                    this._pagesRequests = [];
                    this.container.textContent = '';
                }
            }, {
                key: 'setDocument',
                value: function setDocument(pdfDocument) {
                    var _this = this;

                    if (this.pdfDocument) {
                        this._cancelRendering();
                        this._resetView();
                    }
                    this.pdfDocument = pdfDocument;
                    if (!pdfDocument) {
                        return;
                    }
                    pdfDocument.getPage(1).then(function (firstPage) {
                        var pagesCount = pdfDocument.numPages;
                        var viewport = firstPage.getViewport(1.0);
                        for (var pageNum = 1; pageNum <= pagesCount; ++pageNum) {
                            var thumbnail = new _pdf_thumbnail_view.PDFThumbnailView({
                                container: _this.container,
                                id: pageNum,
                                defaultViewport: viewport.clone(),
                                linkService: _this.linkService,
                                renderingQueue: _this.renderingQueue,
                                disableCanvasToImageConversion: false,
                                l10n: _this.l10n
                            });
                            _this._thumbnails.push(thumbnail);
                        }
                        var thumbnailView = _this._thumbnails[_this._currentPageNumber - 1];
                        thumbnailView.div.classList.add(THUMBNAIL_SELECTED_CLASS);
                    }).catch(function (reason) {
                        console.error('Unable to initialize thumbnail viewer', reason);
                    });
                }
            }, {
                key: '_cancelRendering',
                value: function _cancelRendering() {
                    for (var i = 0, ii = this._thumbnails.length; i < ii; i++) {
                        if (this._thumbnails[i]) {
                            this._thumbnails[i].cancelRendering();
                        }
                    }
                }
            }, {
                key: 'setPageLabels',
                value: function setPageLabels(labels) {
                    if (!this.pdfDocument) {
                        return;
                    }
                    if (!labels) {
                        this._pageLabels = null;
                    } else if (!(Array.isArray(labels) && this.pdfDocument.numPages === labels.length)) {
                        this._pageLabels = null;
                        console.error('PDFThumbnailViewer_setPageLabels: Invalid page labels.');
                    } else {
                        this._pageLabels = labels;
                    }
                    for (var i = 0, ii = this._thumbnails.length; i < ii; i++) {
                        var label = this._pageLabels && this._pageLabels[i];
                        this._thumbnails[i].setPageLabel(label);
                    }
                }
            }, {
                key: '_ensurePdfPageLoaded',
                value: function _ensurePdfPageLoaded(thumbView) {
                    var _this2 = this;

                    if (thumbView.pdfPage) {
                        return Promise.resolve(thumbView.pdfPage);
                    }
                    var pageNumber = thumbView.id;
                    if (this._pagesRequests[pageNumber]) {
                        return this._pagesRequests[pageNumber];
                    }
                    var promise = this.pdfDocument.getPage(pageNumber).then(function (pdfPage) {
                        thumbView.setPdfPage(pdfPage);
                        _this2._pagesRequests[pageNumber] = null;
                        return pdfPage;
                    }).catch(function (reason) {
                        console.error('Unable to get page for thumb view', reason);
                        _this2._pagesRequests[pageNumber] = null;
                    });
                    this._pagesRequests[pageNumber] = promise;
                    return promise;
                }
            }, {
                key: 'forceRendering',
                value: function forceRendering() {
                    var _this3 = this;

                    var visibleThumbs = this._getVisibleThumbs();
                    var thumbView = this.renderingQueue.getHighestPriority(visibleThumbs, this._thumbnails, this.scroll.down);
                    if (thumbView) {
                        this._ensurePdfPageLoaded(thumbView).then(function () {
                            _this3.renderingQueue.renderView(thumbView);
                        });
                        return true;
                    }
                    return false;
                }
            }, {
                key: 'pagesRotation',
                get: function get() {
                    return this._pagesRotation;
                },
                set: function set(rotation) {
                    if (!(0, _ui_utils.isValidRotation)(rotation)) {
                        throw new Error('Invalid thumbnails rotation angle.');
                    }
                    if (!this.pdfDocument) {
                        return;
                    }
                    if (this._pagesRotation === rotation) {
                        return;
                    }
                    this._pagesRotation = rotation;
                    for (var i = 0, ii = this._thumbnails.length; i < ii; i++) {
                        this._thumbnails[i].update(rotation);
                    }
                }
            }]);

            return PDFThumbnailViewer;
        }();

        exports.PDFThumbnailViewer = PDFThumbnailViewer;

        /***/
    }),
    /* 28 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.PDFThumbnailView = undefined;

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        var _pdfjsLib = __webpack_require__(7);

        var _ui_utils = __webpack_require__(6);

        var _pdf_rendering_queue = __webpack_require__(10);

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        var MAX_NUM_SCALING_STEPS = 3;
        var THUMBNAIL_CANVAS_BORDER_WIDTH = 1;
        var THUMBNAIL_WIDTH = 98;
        var TempImageFactory = function TempImageFactoryClosure() {
            var tempCanvasCache = null;
            return {
                getCanvas: function getCanvas(width, height) {
                    var tempCanvas = tempCanvasCache;
                    if (!tempCanvas) {
                        tempCanvas = document.createElement('canvas');
                        tempCanvasCache = tempCanvas;
                    }
                    tempCanvas.width = width;
                    tempCanvas.height = height;
                    tempCanvas.mozOpaque = true;
                    var ctx = tempCanvas.getContext('2d', {alpha: false});
                    ctx.save();
                    ctx.fillStyle = 'rgb(255, 255, 255)';
                    ctx.fillRect(0, 0, width, height);
                    ctx.restore();
                    return tempCanvas;
                },
                destroyCanvas: function destroyCanvas() {
                    var tempCanvas = tempCanvasCache;
                    if (tempCanvas) {
                        tempCanvas.width = 0;
                        tempCanvas.height = 0;
                    }
                    tempCanvasCache = null;
                }
            };
        }();

        var PDFThumbnailView = function () {
            function PDFThumbnailView(_ref) {
                var container = _ref.container,
                    id = _ref.id,
                    defaultViewport = _ref.defaultViewport,
                    linkService = _ref.linkService,
                    renderingQueue = _ref.renderingQueue,
                    _ref$disableCanvasToI = _ref.disableCanvasToImageConversion,
                    disableCanvasToImageConversion = _ref$disableCanvasToI === undefined ? false : _ref$disableCanvasToI,
                    _ref$l10n = _ref.l10n,
                    l10n = _ref$l10n === undefined ? _ui_utils.NullL10n : _ref$l10n;

                _classCallCheck(this, PDFThumbnailView);

                this.id = id;
                this.renderingId = 'thumbnail' + id;
                this.pageLabel = null;
                this.pdfPage = null;
                this.rotation = 0;
                this.viewport = defaultViewport;
                this.pdfPageRotate = defaultViewport.rotation;
                this.linkService = linkService;
                this.renderingQueue = renderingQueue;
                this.renderTask = null;
                this.renderingState = _pdf_rendering_queue.RenderingStates.INITIAL;
                this.resume = null;
                this.disableCanvasToImageConversion = disableCanvasToImageConversion;
                this.pageWidth = this.viewport.width;
                this.pageHeight = this.viewport.height;
                this.pageRatio = this.pageWidth / this.pageHeight;
                this.canvasWidth = THUMBNAIL_WIDTH;
                this.canvasHeight = this.canvasWidth / this.pageRatio | 0;
                this.scale = this.canvasWidth / this.pageWidth;
                this.l10n = l10n;
                var anchor = document.createElement('a');
                anchor.href = linkService.getAnchorUrl('#page=' + id);
                this.l10n.get('thumb_page_title', {page: id}, 'Page {{page}}').then(function (msg) {
                    anchor.title = msg;
                });
                anchor.onclick = function () {
                    linkService.page = id;
                    return false;
                };
                this.anchor = anchor;
                var div = document.createElement('div');
                div.className = 'thumbnail';
                div.setAttribute('data-page-number', this.id);
                this.div = div;
                var ring = document.createElement('div');
                ring.className = 'thumbnailSelectionRing';
                var borderAdjustment = 2 * THUMBNAIL_CANVAS_BORDER_WIDTH;
                ring.style.width = this.canvasWidth + borderAdjustment + 'px';
                ring.style.height = this.canvasHeight + borderAdjustment + 'px';
                this.ring = ring;
                div.appendChild(ring);
                anchor.appendChild(div);
                container.appendChild(anchor);
            }

            _createClass(PDFThumbnailView, [{
                key: 'setPdfPage',
                value: function setPdfPage(pdfPage) {
                    this.pdfPage = pdfPage;
                    this.pdfPageRotate = pdfPage.rotate;
                    var totalRotation = (this.rotation + this.pdfPageRotate) % 360;
                    this.viewport = pdfPage.getViewport(1, totalRotation);
                    this.reset();
                }
            }, {
                key: 'reset',
                value: function reset() {
                    this.cancelRendering();
                    this.pageWidth = this.viewport.width;
                    this.pageHeight = this.viewport.height;
                    this.pageRatio = this.pageWidth / this.pageHeight;
                    this.canvasHeight = this.canvasWidth / this.pageRatio | 0;
                    this.scale = this.canvasWidth / this.pageWidth;
                    this.div.removeAttribute('data-loaded');
                    var ring = this.ring;
                    var childNodes = ring.childNodes;
                    for (var i = childNodes.length - 1; i >= 0; i--) {
                        ring.removeChild(childNodes[i]);
                    }
                    var borderAdjustment = 2 * THUMBNAIL_CANVAS_BORDER_WIDTH;
                    ring.style.width = this.canvasWidth + borderAdjustment + 'px';
                    ring.style.height = this.canvasHeight + borderAdjustment + 'px';
                    if (this.canvas) {
                        this.canvas.width = 0;
                        this.canvas.height = 0;
                        delete this.canvas;
                    }
                    if (this.image) {
                        this.image.removeAttribute('src');
                        delete this.image;
                    }
                }
            }, {
                key: 'update',
                value: function update(rotation) {
                    if (typeof rotation !== 'undefined') {
                        this.rotation = rotation;
                    }
                    var totalRotation = (this.rotation + this.pdfPageRotate) % 360;
                    this.viewport = this.viewport.clone({
                        scale: 1,
                        rotation: totalRotation
                    });
                    this.reset();
                }
            }, {
                key: 'cancelRendering',
                value: function cancelRendering() {
                    if (this.renderTask) {
                        this.renderTask.cancel();
                        this.renderTask = null;
                    }
                    this.renderingState = _pdf_rendering_queue.RenderingStates.INITIAL;
                    this.resume = null;
                }
            }, {
                key: '_getPageDrawContext',
                value: function _getPageDrawContext() {
                    var noCtxScale = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;

                    var canvas = document.createElement('canvas');
                    this.canvas = canvas;
                    canvas.mozOpaque = true;
                    var ctx = canvas.getContext('2d', {alpha: false});
                    var outputScale = (0, _ui_utils.getOutputScale)(ctx);
                    canvas.width = this.canvasWidth * outputScale.sx | 0;
                    canvas.height = this.canvasHeight * outputScale.sy | 0;
                    canvas.style.width = this.canvasWidth + 'px';
                    canvas.style.height = this.canvasHeight + 'px';
                    if (!noCtxScale && outputScale.scaled) {
                        ctx.scale(outputScale.sx, outputScale.sy);
                    }
                    return ctx;
                }
            }, {
                key: '_convertCanvasToImage',
                value: function _convertCanvasToImage() {
                    var _this = this;

                    if (!this.canvas) {
                        return;
                    }
                    if (this.renderingState !== _pdf_rendering_queue.RenderingStates.FINISHED) {
                        return;
                    }
                    var id = this.renderingId;
                    var className = 'thumbnailImage';
                    if (this.disableCanvasToImageConversion) {
                        this.canvas.id = id;
                        this.canvas.className = className;
                        this.l10n.get('thumb_page_canvas', {page: this.pageId}, 'Thumbnail of Page {{page}}').then(function (msg) {
                            _this.canvas.setAttribute('aria-label', msg);
                        });
                        this.div.setAttribute('data-loaded', true);
                        this.ring.appendChild(this.canvas);
                        return;
                    }
                    var image = document.createElement('img');
                    image.id = id;
                    image.className = className;
                    this.l10n.get('thumb_page_canvas', {page: this.pageId}, 'Thumbnail of Page {{page}}').then(function (msg) {
                        image.setAttribute('aria-label', msg);
                    });
                    image.style.width = this.canvasWidth + 'px';
                    image.style.height = this.canvasHeight + 'px';
                    image.src = this.canvas.toDataURL();
                    this.image = image;
                    this.div.setAttribute('data-loaded', true);
                    this.ring.appendChild(image);
                    this.canvas.width = 0;
                    this.canvas.height = 0;
                    delete this.canvas;
                }
            }, {
                key: 'draw',
                value: function draw() {
                    var _this2 = this;

                    if (this.renderingState !== _pdf_rendering_queue.RenderingStates.INITIAL) {
                        console.error('Must be in new state before drawing');
                        return Promise.resolve(undefined);
                    }
                    this.renderingState = _pdf_rendering_queue.RenderingStates.RUNNING;
                    var renderCapability = (0, _pdfjsLib.createPromiseCapability)();
                    var finishRenderTask = function finishRenderTask(error) {
                        if (renderTask === _this2.renderTask) {
                            _this2.renderTask = null;
                        }
                        if (error instanceof _pdfjsLib.RenderingCancelledException) {
                            renderCapability.resolve(undefined);
                            return;
                        }
                        _this2.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;
                        _this2._convertCanvasToImage();
                        if (!error) {
                            renderCapability.resolve(undefined);
                        } else {
                            renderCapability.reject(error);
                        }
                    };
                    var ctx = this._getPageDrawContext();
                    var drawViewport = this.viewport.clone({scale: this.scale});
                    var renderContinueCallback = function renderContinueCallback(cont) {
                        if (!_this2.renderingQueue.isHighestPriority(_this2)) {
                            _this2.renderingState = _pdf_rendering_queue.RenderingStates.PAUSED;
                            _this2.resume = function () {
                                _this2.renderingState = _pdf_rendering_queue.RenderingStates.RUNNING;
                                cont();
                            };
                            return;
                        }
                        cont();
                    };
                    var renderContext = {
                        canvasContext: ctx,
                        viewport: drawViewport
                    };
                    var renderTask = this.renderTask = this.pdfPage.render(renderContext);
                    renderTask.onContinue = renderContinueCallback;
                    renderTask.promise.then(function () {
                        finishRenderTask(null);
                    }, function (error) {
                        finishRenderTask(error);
                    });
                    return renderCapability.promise;
                }
            }, {
                key: 'setImage',
                value: function setImage(pageView) {
                    if (this.renderingState !== _pdf_rendering_queue.RenderingStates.INITIAL) {
                        return;
                    }
                    var img = pageView.canvas;
                    if (!img) {
                        return;
                    }
                    if (!this.pdfPage) {
                        this.setPdfPage(pageView.pdfPage);
                    }
                    this.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;
                    var ctx = this._getPageDrawContext(true);
                    var canvas = ctx.canvas;
                    if (img.width <= 2 * canvas.width) {
                        ctx.drawImage(img, 0, 0, img.width, img.height, 0, 0, canvas.width, canvas.height);
                        this._convertCanvasToImage();
                        return;
                    }
                    var reducedWidth = canvas.width << MAX_NUM_SCALING_STEPS;
                    var reducedHeight = canvas.height << MAX_NUM_SCALING_STEPS;
                    var reducedImage = TempImageFactory.getCanvas(reducedWidth, reducedHeight);
                    var reducedImageCtx = reducedImage.getContext('2d');
                    while (reducedWidth > img.width || reducedHeight > img.height) {
                        reducedWidth >>= 1;
                        reducedHeight >>= 1;
                    }
                    reducedImageCtx.drawImage(img, 0, 0, img.width, img.height, 0, 0, reducedWidth, reducedHeight);
                    while (reducedWidth > 2 * canvas.width) {
                        reducedImageCtx.drawImage(reducedImage, 0, 0, reducedWidth, reducedHeight, 0, 0, reducedWidth >> 1, reducedHeight >> 1);
                        reducedWidth >>= 1;
                        reducedHeight >>= 1;
                    }
                    ctx.drawImage(reducedImage, 0, 0, reducedWidth, reducedHeight, 0, 0, canvas.width, canvas.height);
                    this._convertCanvasToImage();
                }
            }, {
                key: 'setPageLabel',
                value: function setPageLabel(label) {
                    var _this3 = this;

                    this.pageLabel = typeof label === 'string' ? label : null;
                    this.l10n.get('thumb_page_title', {page: this.pageId}, 'Page {{page}}').then(function (msg) {
                        _this3.anchor.title = msg;
                    });
                    if (this.renderingState !== _pdf_rendering_queue.RenderingStates.FINISHED) {
                        return;
                    }
                    this.l10n.get('thumb_page_canvas', {page: this.pageId}, 'Thumbnail of Page {{page}}').then(function (ariaLabel) {
                        if (_this3.image) {
                            _this3.image.setAttribute('aria-label', ariaLabel);
                        } else if (_this3.disableCanvasToImageConversion && _this3.canvas) {
                            _this3.canvas.setAttribute('aria-label', ariaLabel);
                        }
                    });
                }
            }, {
                key: 'pageId',
                get: function get() {
                    return this.pageLabel !== null ? this.pageLabel : this.id;
                }
            }], [{
                key: 'cleanup',
                value: function cleanup() {
                    TempImageFactory.destroyCanvas();
                }
            }]);

            return PDFThumbnailView;
        }();

        exports.PDFThumbnailView = PDFThumbnailView;

        /***/
    }),
    /* 29 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.PDFViewer = undefined;

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        var _base_viewer = __webpack_require__(30);

        var _ui_utils = __webpack_require__(6);

        var _pdfjsLib = __webpack_require__(7);

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        function _possibleConstructorReturn(self, call) {
            if (!self) {
                throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
            }
            return call && (typeof call === "object" || typeof call === "function") ? call : self;
        }

        function _inherits(subClass, superClass) {
            if (typeof superClass !== "function" && superClass !== null) {
                throw new TypeError("Super expression must either be null or a function, not " + typeof superClass);
            }
            subClass.prototype = Object.create(superClass && superClass.prototype, {
                constructor: {
                    value: subClass,
                    enumerable: false,
                    writable: true,
                    configurable: true
                }
            });
            if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass;
        }

        var PDFViewer = function (_BaseViewer) {
            _inherits(PDFViewer, _BaseViewer);

            function PDFViewer() {
                _classCallCheck(this, PDFViewer);

                return _possibleConstructorReturn(this, (PDFViewer.__proto__ || Object.getPrototypeOf(PDFViewer)).apply(this, arguments));
            }

            _createClass(PDFViewer, [{
                key: '_scrollIntoView',
                value: function _scrollIntoView(_ref) {
                    var pageDiv = _ref.pageDiv,
                        _ref$pageSpot = _ref.pageSpot,
                        pageSpot = _ref$pageSpot === undefined ? null : _ref$pageSpot;

                    if (!pageSpot && !this.isInPresentationMode) {
                        var left = pageDiv.offsetLeft + pageDiv.clientLeft;
                        var right = left + pageDiv.clientWidth;
                        var _container = this.container,
                            scrollLeft = _container.scrollLeft,
                            clientWidth = _container.clientWidth;

                        if (this._scrollMode === _base_viewer.ScrollMode.HORIZONTAL || left < scrollLeft || right > scrollLeft + clientWidth) {
                            pageSpot = {
                                left: 0,
                                top: 0
                            };
                        }
                    }
                    (0, _ui_utils.scrollIntoView)(pageDiv, pageSpot);
                }
            }, {
                key: '_getVisiblePages',
                value: function _getVisiblePages() {
                    if (!this.isInPresentationMode) {
                        return (0, _ui_utils.getVisibleElements)(this.container, this._pages, true, this._scrollMode === _base_viewer.ScrollMode.HORIZONTAL);
                    }
                    var currentPage = this._pages[this._currentPageNumber - 1];
                    var visible = [{
                        id: currentPage.id,
                        view: currentPage
                    }];
                    return {
                        first: currentPage,
                        last: currentPage,
                        views: visible
                    };
                }
            }, {
                key: 'update',
                value: function update() {
                    var visible = this._getVisiblePages();
                    var visiblePages = visible.views,
                        numVisiblePages = visiblePages.length;
                    if (numVisiblePages === 0) {
                        return;
                    }
                    this._resizeBuffer(numVisiblePages, visiblePages);
                    this.renderingQueue.renderHighestPriority(visible);
                    var currentId = this._currentPageNumber;
                    var stillFullyVisible = false;
                    for (var i = 0; i < numVisiblePages; ++i) {
                        var page = visiblePages[i];
                        if (page.percent < 100) {
                            break;
                        }
                        if (page.id === currentId) {
                            stillFullyVisible = true;
                            break;
                        }
                    }
                    if (!stillFullyVisible) {
                        currentId = visiblePages[0].id;
                    }
                    if (!this.isInPresentationMode) {
                        this._setCurrentPageNumber(currentId);
                    }
                    this._updateLocation(visible.first);
                    this.eventBus.dispatch('updateviewarea', {
                        source: this,
                        location: this._location
                    });
                }
            }, {
                key: '_setDocumentViewerElement',
                get: function get() {
                    return (0, _pdfjsLib.shadow)(this, '_setDocumentViewerElement', this.viewer);
                }
            }, {
                key: '_isScrollModeHorizontal',
                get: function get() {
                    return this.isInPresentationMode ? false : this._scrollMode === _base_viewer.ScrollMode.HORIZONTAL;
                }
            }]);

            return PDFViewer;
        }(_base_viewer.BaseViewer);

        exports.PDFViewer = PDFViewer;

        /***/
    }),
    /* 30 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.SpreadMode = exports.ScrollMode = exports.BaseViewer = undefined;

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        var _ui_utils = __webpack_require__(6);

        var _pdf_rendering_queue = __webpack_require__(10);

        var _annotation_layer_builder = __webpack_require__(31);

        var _pdfjsLib = __webpack_require__(7);

        var _dom_events = __webpack_require__(14);

        var _pdf_page_view = __webpack_require__(32);

        var _pdf_link_service = __webpack_require__(23);

        var _text_layer_builder = __webpack_require__(33);

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        var DEFAULT_CACHE_SIZE = 10;
        var ScrollMode = {
            VERTICAL: 0,
            HORIZONTAL: 1,
            WRAPPED: 2
        };
        var SpreadMode = {
            NONE: 0,
            ODD: 1,
            EVEN: 2
        };

        function PDFPageViewBuffer(size) {
            var data = [];
            this.push = function (view) {
                var i = data.indexOf(view);
                if (i >= 0) {
                    data.splice(i, 1);
                }
                data.push(view);
                if (data.length > size) {
                    data.shift().destroy();
                }
            };
            this.resize = function (newSize, pagesToKeep) {
                size = newSize;
                if (pagesToKeep) {
                    var pageIdsToKeep = new Set();
                    for (var i = 0, iMax = pagesToKeep.length; i < iMax; ++i) {
                        pageIdsToKeep.add(pagesToKeep[i].id);
                    }
                    (0, _ui_utils.moveToEndOfArray)(data, function (page) {
                        return pageIdsToKeep.has(page.id);
                    });
                }
                while (data.length > size) {
                    data.shift().destroy();
                }
            };
        }

        function isSameScale(oldScale, newScale) {
            if (newScale === oldScale) {
                return true;
            }
            if (Math.abs(newScale - oldScale) < 1e-15) {
                return true;
            }
            return false;
        }

        var BaseViewer = function () {
            function BaseViewer(options) {
                var _this = this;

                _classCallCheck(this, BaseViewer);

                if (this.constructor === BaseViewer) {
                    throw new Error('Cannot initialize BaseViewer.');
                }
                this._name = this.constructor.name;
                this.container = options.container;
                this.viewer = options.viewer || options.container.firstElementChild;
                this.eventBus = options.eventBus || (0, _dom_events.getGlobalEventBus)();
                this.linkService = options.linkService || new _pdf_link_service.SimpleLinkService();
                this.downloadManager = options.downloadManager || null;
                this.findController = options.findController || null;
                this.removePageBorders = options.removePageBorders || false;
                this.textLayerMode = Number.isInteger(options.textLayerMode) ? options.textLayerMode : _ui_utils.TextLayerMode.ENABLE;
                this.imageResourcesPath = options.imageResourcesPath || '';
                this.renderInteractiveForms = options.renderInteractiveForms || false;
                this.enablePrintAutoRotate = options.enablePrintAutoRotate || false;
                this.renderer = options.renderer || _ui_utils.RendererType.CANVAS;
                this.enableWebGL = options.enableWebGL || false;
                this.useOnlyCssZoom = options.useOnlyCssZoom || false;
                this.maxCanvasPixels = options.maxCanvasPixels;
                this.l10n = options.l10n || _ui_utils.NullL10n;
                this.defaultRenderingQueue = !options.renderingQueue;
                if (this.defaultRenderingQueue) {
                    this.renderingQueue = new _pdf_rendering_queue.PDFRenderingQueue();
                    this.renderingQueue.setViewer(this);
                } else {
                    this.renderingQueue = options.renderingQueue;
                }
                this.scroll = (0, _ui_utils.watchScroll)(this.container, this._scrollUpdate.bind(this));
                this.presentationModeState = _ui_utils.PresentationModeState.UNKNOWN;
                this._resetView();
                if (this.removePageBorders) {
                    this.viewer.classList.add('removePageBorders');
                }
                Promise.resolve().then(function () {
                    _this.eventBus.dispatch('baseviewerinit', {source: _this});
                });
            }

            _createClass(BaseViewer, [{
                key: 'getPageView',
                value: function getPageView(index) {
                    return this._pages[index];
                }
            }, {
                key: '_setCurrentPageNumber',
                value: function _setCurrentPageNumber(val) {
                    var resetCurrentPageView = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;

                    if (this._currentPageNumber === val) {
                        if (resetCurrentPageView) {
                            this._resetCurrentPageView();
                        }
                        return;
                    }
                    if (!(0 < val && val <= this.pagesCount)) {
                        console.error(this._name + '._setCurrentPageNumber: "' + val + '" is out of bounds.');
                        return;
                    }
                    var arg = {
                        source: this,
                        pageNumber: val,
                        pageLabel: this._pageLabels && this._pageLabels[val - 1]
                    };
                    this._currentPageNumber = val;
                    this.eventBus.dispatch('pagechanging', arg);
                    this.eventBus.dispatch('pagechange', arg);
                    if (resetCurrentPageView) {
                        this._resetCurrentPageView();
                    }
                }
            }, {
                key: 'setDocument',
                value: function setDocument(pdfDocument) {
                    var _this2 = this;

                    if (this.pdfDocument) {
                        this._cancelRendering();
                        this._resetView();
                        if (this.findController) {
                            this.findController.setDocument(null);
                        }
                    }
                    this.pdfDocument = pdfDocument;
                    if (!pdfDocument) {
                        return;
                    }
                    var pagesCount = pdfDocument.numPages;
                    var pagesCapability = (0, _pdfjsLib.createPromiseCapability)();
                    this.pagesPromise = pagesCapability.promise;
                    pagesCapability.promise.then(function () {
                        _this2._pageViewsReady = true;
                        _this2.eventBus.dispatch('pagesloaded', {
                            source: _this2,
                            pagesCount: pagesCount
                        });
                    });
                    var isOnePageRenderedResolved = false;
                    var onePageRenderedCapability = (0, _pdfjsLib.createPromiseCapability)();
                    this.onePageRendered = onePageRenderedCapability.promise;
                    var bindOnAfterAndBeforeDraw = function bindOnAfterAndBeforeDraw(pageView) {
                        pageView.onBeforeDraw = function () {
                            _this2._buffer.push(pageView);
                        };
                        pageView.onAfterDraw = function () {
                            if (!isOnePageRenderedResolved) {
                                isOnePageRenderedResolved = true;
                                onePageRenderedCapability.resolve();
                            }
                        };
                    };
                    var firstPagePromise = pdfDocument.getPage(1);
                    this.firstPagePromise = firstPagePromise;
                    firstPagePromise.then(function (pdfPage) {
                        var scale = _this2.currentScale;
                        var viewport = pdfPage.getViewport(scale * _ui_utils.CSS_UNITS);
                        for (var pageNum = 1; pageNum <= pagesCount; ++pageNum) {
                            var textLayerFactory = null;
                            if (_this2.textLayerMode !== _ui_utils.TextLayerMode.DISABLE) {
                                textLayerFactory = _this2;
                            }
                            var pageView = new _pdf_page_view.PDFPageView({
                                container: _this2._setDocumentViewerElement,
                                eventBus: _this2.eventBus,
                                id: pageNum,
                                scale: scale,
                                defaultViewport: viewport.clone(),
                                renderingQueue: _this2.renderingQueue,
                                textLayerFactory: textLayerFactory,
                                textLayerMode: _this2.textLayerMode,
                                annotationLayerFactory: _this2,
                                imageResourcesPath: _this2.imageResourcesPath,
                                renderInteractiveForms: _this2.renderInteractiveForms,
                                renderer: _this2.renderer,
                                enableWebGL: _this2.enableWebGL,
                                useOnlyCssZoom: _this2.useOnlyCssZoom,
                                maxCanvasPixels: _this2.maxCanvasPixels,
                                l10n: _this2.l10n
                            });
                            bindOnAfterAndBeforeDraw(pageView);
                            _this2._pages.push(pageView);
                        }
                        if (_this2._spreadMode !== SpreadMode.NONE) {
                            _this2._updateSpreadMode();
                        }
                        onePageRenderedCapability.promise.then(function () {
                            if (pdfDocument.loadingParams['disableAutoFetch']) {
                                pagesCapability.resolve();
                                return;
                            }
                            var getPagesLeft = pagesCount;

                            var _loop = function _loop(_pageNum) {
                                pdfDocument.getPage(_pageNum).then(function (pdfPage) {
                                    var pageView = _this2._pages[_pageNum - 1];
                                    if (!pageView.pdfPage) {
                                        pageView.setPdfPage(pdfPage);
                                    }
                                    _this2.linkService.cachePageRef(_pageNum, pdfPage.ref);
                                    if (--getPagesLeft === 0) {
                                        pagesCapability.resolve();
                                    }
                                }, function (reason) {
                                    console.error('Unable to get page ' + _pageNum + ' to initialize viewer', reason);
                                    if (--getPagesLeft === 0) {
                                        pagesCapability.resolve();
                                    }
                                });
                            };

                            for (var _pageNum = 1; _pageNum <= pagesCount; ++_pageNum) {
                                _loop(_pageNum);
                            }
                        });
                        _this2.eventBus.dispatch('pagesinit', {source: _this2});
                        if (_this2.findController) {
                            _this2.findController.setDocument(pdfDocument);
                        }
                        if (_this2.defaultRenderingQueue) {
                            _this2.update();
                        }
                    }).catch(function (reason) {
                        console.error('Unable to initialize viewer', reason);
                    });
                }
            }, {
                key: 'setPageLabels',
                value: function setPageLabels(labels) {
                    if (!this.pdfDocument) {
                        return;
                    }
                    if (!labels) {
                        this._pageLabels = null;
                    } else if (!(Array.isArray(labels) && this.pdfDocument.numPages === labels.length)) {
                        this._pageLabels = null;
                        console.error(this._name + '.setPageLabels: Invalid page labels.');
                    } else {
                        this._pageLabels = labels;
                    }
                    for (var i = 0, ii = this._pages.length; i < ii; i++) {
                        var pageView = this._pages[i];
                        var label = this._pageLabels && this._pageLabels[i];
                        pageView.setPageLabel(label);
                    }
                }
            }, {
                key: '_resetView',
                value: function _resetView() {
                    this._pages = [];
                    this._currentPageNumber = 1;
                    this._currentScale = _ui_utils.UNKNOWN_SCALE;
                    this._currentScaleValue = null;
                    this._pageLabels = null;
                    this._buffer = new PDFPageViewBuffer(DEFAULT_CACHE_SIZE);
                    this._location = null;
                    this._pagesRotation = 0;
                    this._pagesRequests = [];
                    this._pageViewsReady = false;
                    this._scrollMode = ScrollMode.VERTICAL;
                    this._spreadMode = SpreadMode.NONE;
                    this.viewer.textContent = '';
                    this._updateScrollMode();
                }
            }, {
                key: '_scrollUpdate',
                value: function _scrollUpdate() {
                    if (this.pagesCount === 0) {
                        return;
                    }
                    this.update();
                }
            }, {
                key: '_scrollIntoView',
                value: function _scrollIntoView(_ref) {
                    var pageDiv = _ref.pageDiv,
                        _ref$pageSpot = _ref.pageSpot,
                        pageSpot = _ref$pageSpot === undefined ? null : _ref$pageSpot,
                        _ref$pageNumber = _ref.pageNumber,
                        pageNumber = _ref$pageNumber === undefined ? null : _ref$pageNumber;

                    throw new Error('Not implemented: _scrollIntoView');
                }
            }, {
                key: '_setScaleDispatchEvent',
                value: function _setScaleDispatchEvent(newScale, newValue) {
                    var preset = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;

                    var arg = {
                        source: this,
                        scale: newScale,
                        presetValue: preset ? newValue : undefined
                    };
                    this.eventBus.dispatch('scalechanging', arg);
                    this.eventBus.dispatch('scalechange', arg);
                }
            }, {
                key: '_setScaleUpdatePages',
                value: function _setScaleUpdatePages(newScale, newValue) {
                    var noScroll = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
                    var preset = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;

                    this._currentScaleValue = newValue.toString();
                    if (isSameScale(this._currentScale, newScale)) {
                        if (preset) {
                            this._setScaleDispatchEvent(newScale, newValue, true);
                        }
                        return;
                    }
                    for (var i = 0, ii = this._pages.length; i < ii; i++) {
                        this._pages[i].update(newScale);
                    }
                    this._currentScale = newScale;
                    if (!noScroll) {
                        var page = this._currentPageNumber,
                            dest = void 0;
                        if (this._location && !(this.isInPresentationMode || this.isChangingPresentationMode)) {
                            page = this._location.pageNumber;
                            dest = [null, {name: 'XYZ'}, this._location.left, this._location.top, null];
                        }
                        this.scrollPageIntoView({
                            pageNumber: page,
                            destArray: dest,
                            allowNegativeOffset: true
                        });
                    }
                    this._setScaleDispatchEvent(newScale, newValue, preset);
                    if (this.defaultRenderingQueue) {
                        this.update();
                    }
                }
            }, {
                key: '_setScale',
                value: function _setScale(value) {
                    var noScroll = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;

                    var scale = parseFloat(value);
                    if (scale > 0) {
                        this._setScaleUpdatePages(scale, value, noScroll, false);
                    } else {
                        var currentPage = this._pages[this._currentPageNumber - 1];
                        if (!currentPage) {
                            return;
                        }
                        var noPadding = this.isInPresentationMode || this.removePageBorders;
                        var hPadding = noPadding ? 0 : _ui_utils.SCROLLBAR_PADDING;
                        var vPadding = noPadding ? 0 : _ui_utils.VERTICAL_PADDING;
                        if (!noPadding && this._isScrollModeHorizontal) {
                            var _ref2 = [vPadding, hPadding];
                            hPadding = _ref2[0];
                            vPadding = _ref2[1];
                        }
                        var pageWidthScale = (this.container.clientWidth - hPadding) / currentPage.width * currentPage.scale;
                        var pageHeightScale = (this.container.clientHeight - vPadding) / currentPage.height * currentPage.scale;
                        switch (value) {
                            case 'page-actual':
                                scale = 1;
                                break;
                            case 'page-width':
                                scale = pageWidthScale;
                                break;
                            case 'page-height':
                                scale = pageHeightScale;
                                break;
                            case 'page-fit':
                                scale = Math.min(pageWidthScale, pageHeightScale);
                                break;
                            case 'auto':
                                var horizontalScale = (0, _ui_utils.isPortraitOrientation)(currentPage) ? pageWidthScale : Math.min(pageHeightScale, pageWidthScale);
                                scale = Math.min(_ui_utils.MAX_AUTO_SCALE, horizontalScale);
                                break;
                            default:
                                console.error(this._name + '._setScale: "' + value + '" is an unknown zoom value.');
                                return;
                        }
                        this._setScaleUpdatePages(scale, value, noScroll, true);
                    }
                }
            }, {
                key: '_resetCurrentPageView',
                value: function _resetCurrentPageView() {
                    if (this.isInPresentationMode) {
                        this._setScale(this._currentScaleValue, true);
                    }
                    var pageView = this._pages[this._currentPageNumber - 1];
                    this._scrollIntoView({pageDiv: pageView.div});
                }
            }, {
                key: 'scrollPageIntoView',
                value: function scrollPageIntoView(params) {
                    if (!this.pdfDocument) {
                        return;
                    }
                    var pageNumber = params.pageNumber || 0;
                    var dest = params.destArray || null;
                    var allowNegativeOffset = params.allowNegativeOffset || false;
                    if (this.isInPresentationMode || !dest) {
                        this._setCurrentPageNumber(pageNumber, true);
                        return;
                    }
                    var pageView = this._pages[pageNumber - 1];
                    if (!pageView) {
                        console.error(this._name + '.scrollPageIntoView: Invalid "pageNumber" parameter.');
                        return;
                    }
                    var x = 0,
                        y = 0;
                    var width = 0,
                        height = 0,
                        widthScale = void 0,
                        heightScale = void 0;
                    var changeOrientation = pageView.rotation % 180 === 0 ? false : true;
                    var pageWidth = (changeOrientation ? pageView.height : pageView.width) / pageView.scale / _ui_utils.CSS_UNITS;
                    var pageHeight = (changeOrientation ? pageView.width : pageView.height) / pageView.scale / _ui_utils.CSS_UNITS;
                    var scale = 0;
                    switch (dest[1].name) {
                        case 'XYZ':
                            x = dest[2];
                            y = dest[3];
                            scale = dest[4];
                            x = x !== null ? x : 0;
                            y = y !== null ? y : pageHeight;
                            break;
                        case 'Fit':
                        case 'FitB':
                            scale = 'page-fit';
                            break;
                        case 'FitH':
                        case 'FitBH':
                            y = dest[2];
                            scale = 'page-width';
                            if (y === null && this._location) {
                                x = this._location.left;
                                y = this._location.top;
                            }
                            break;
                        case 'FitV':
                        case 'FitBV':
                            x = dest[2];
                            width = pageWidth;
                            height = pageHeight;
                            scale = 'page-height';
                            break;
                        case 'FitR':
                            x = dest[2];
                            y = dest[3];
                            width = dest[4] - x;
                            height = dest[5] - y;
                            var hPadding = this.removePageBorders ? 0 : _ui_utils.SCROLLBAR_PADDING;
                            var vPadding = this.removePageBorders ? 0 : _ui_utils.VERTICAL_PADDING;
                            widthScale = (this.container.clientWidth - hPadding) / width / _ui_utils.CSS_UNITS;
                            heightScale = (this.container.clientHeight - vPadding) / height / _ui_utils.CSS_UNITS;
                            scale = Math.min(Math.abs(widthScale), Math.abs(heightScale));
                            break;
                        default:
                            console.error(this._name + '.scrollPageIntoView: "' + dest[1].name + '" ' + 'is not a valid destination type.');
                            return;
                    }
                    if (scale && scale !== this._currentScale) {
                        this.currentScaleValue = scale;
                    } else if (this._currentScale === _ui_utils.UNKNOWN_SCALE) {
                        this.currentScaleValue = _ui_utils.DEFAULT_SCALE_VALUE;
                    }
                    if (scale === 'page-fit' && !dest[4]) {
                        this._scrollIntoView({
                            pageDiv: pageView.div,
                            pageNumber: pageNumber
                        });
                        return;
                    }
                    var boundingRect = [pageView.viewport.convertToViewportPoint(x, y), pageView.viewport.convertToViewportPoint(x + width, y + height)];
                    var left = Math.min(boundingRect[0][0], boundingRect[1][0]);
                    var top = Math.min(boundingRect[0][1], boundingRect[1][1]);
                    if (!allowNegativeOffset) {
                        left = Math.max(left, 0);
                        top = Math.max(top, 0);
                    }
                    this._scrollIntoView({
                        pageDiv: pageView.div,
                        pageSpot: {
                            left: left,
                            top: top
                        },
                        pageNumber: pageNumber
                    });
                }
            }, {
                key: '_resizeBuffer',
                value: function _resizeBuffer(numVisiblePages, visiblePages) {
                    var suggestedCacheSize = Math.max(DEFAULT_CACHE_SIZE, 2 * numVisiblePages + 1);
                    this._buffer.resize(suggestedCacheSize, visiblePages);
                }
            }, {
                key: '_updateLocation',
                value: function _updateLocation(firstPage) {
                    var currentScale = this._currentScale;
                    var currentScaleValue = this._currentScaleValue;
                    var normalizedScaleValue = parseFloat(currentScaleValue) === currentScale ? Math.round(currentScale * 10000) / 100 : currentScaleValue;
                    var pageNumber = firstPage.id;
                    var pdfOpenParams = '#page=' + pageNumber;
                    pdfOpenParams += '&zoom=' + normalizedScaleValue;
                    var currentPageView = this._pages[pageNumber - 1];
                    var container = this.container;
                    var topLeft = currentPageView.getPagePoint(container.scrollLeft - firstPage.x, container.scrollTop - firstPage.y);
                    var intLeft = Math.round(topLeft[0]);
                    var intTop = Math.round(topLeft[1]);
                    pdfOpenParams += ',' + intLeft + ',' + intTop;
                    this._location = {
                        pageNumber: pageNumber,
                        scale: normalizedScaleValue,
                        top: intTop,
                        left: intLeft,
                        rotation: this._pagesRotation,
                        pdfOpenParams: pdfOpenParams
                    };
                }
            }, {
                key: 'update',
                value: function update() {
                    throw new Error('Not implemented: update');
                }
            }, {
                key: 'containsElement',
                value: function containsElement(element) {
                    return this.container.contains(element);
                }
            }, {
                key: 'focus',
                value: function focus() {
                    this.container.focus();
                }
            }, {
                key: '_getVisiblePages',
                value: function _getVisiblePages() {
                    throw new Error('Not implemented: _getVisiblePages');
                }
            }, {
                key: 'cleanup',
                value: function cleanup() {
                    for (var i = 0, ii = this._pages.length; i < ii; i++) {
                        if (this._pages[i] && this._pages[i].renderingState !== _pdf_rendering_queue.RenderingStates.FINISHED) {
                            this._pages[i].reset();
                        }
                    }
                }
            }, {
                key: '_cancelRendering',
                value: function _cancelRendering() {
                    for (var i = 0, ii = this._pages.length; i < ii; i++) {
                        if (this._pages[i]) {
                            this._pages[i].cancelRendering();
                        }
                    }
                }
            }, {
                key: '_ensurePdfPageLoaded',
                value: function _ensurePdfPageLoaded(pageView) {
                    var _this3 = this;

                    if (pageView.pdfPage) {
                        return Promise.resolve(pageView.pdfPage);
                    }
                    var pageNumber = pageView.id;
                    if (this._pagesRequests[pageNumber]) {
                        return this._pagesRequests[pageNumber];
                    }
                    var promise = this.pdfDocument.getPage(pageNumber).then(function (pdfPage) {
                        if (!pageView.pdfPage) {
                            pageView.setPdfPage(pdfPage);
                        }
                        _this3._pagesRequests[pageNumber] = null;
                        return pdfPage;
                    }).catch(function (reason) {
                        console.error('Unable to get page for page view', reason);
                        _this3._pagesRequests[pageNumber] = null;
                    });
                    this._pagesRequests[pageNumber] = promise;
                    return promise;
                }
            }, {
                key: 'forceRendering',
                value: function forceRendering(currentlyVisiblePages) {
                    var _this4 = this;

                    var visiblePages = currentlyVisiblePages || this._getVisiblePages();
                    var scrollAhead = this._isScrollModeHorizontal ? this.scroll.right : this.scroll.down;
                    var pageView = this.renderingQueue.getHighestPriority(visiblePages, this._pages, scrollAhead);
                    if (pageView) {
                        this._ensurePdfPageLoaded(pageView).then(function () {
                            _this4.renderingQueue.renderView(pageView);
                        });
                        return true;
                    }
                    return false;
                }
            }, {
                key: 'createTextLayerBuilder',
                value: function createTextLayerBuilder(textLayerDiv, pageIndex, viewport) {
                    var enhanceTextSelection = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;

                    return new _text_layer_builder.TextLayerBuilder({
                        textLayerDiv: textLayerDiv,
                        eventBus: this.eventBus,
                        pageIndex: pageIndex,
                        viewport: viewport,
                        findController: this.isInPresentationMode ? null : this.findController,
                        enhanceTextSelection: this.isInPresentationMode ? false : enhanceTextSelection
                    });
                }
            }, {
                key: 'createAnnotationLayerBuilder',
                value: function createAnnotationLayerBuilder(pageDiv, pdfPage) {
                    var imageResourcesPath = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : '';
                    var renderInteractiveForms = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
                    var l10n = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : _ui_utils.NullL10n;

                    return new _annotation_layer_builder.AnnotationLayerBuilder({
                        pageDiv: pageDiv,
                        pdfPage: pdfPage,
                        imageResourcesPath: imageResourcesPath,
                        renderInteractiveForms: renderInteractiveForms,
                        linkService: this.linkService,
                        downloadManager: this.downloadManager,
                        l10n: l10n
                    });
                }
            }, {
                key: 'getPagesOverview',
                value: function getPagesOverview() {
                    var pagesOverview = this._pages.map(function (pageView) {
                        var viewport = pageView.pdfPage.getViewport(1);
                        return {
                            width: viewport.width,
                            height: viewport.height,
                            rotation: viewport.rotation
                        };
                    });
                    if (!this.enablePrintAutoRotate) {
                        return pagesOverview;
                    }
                    var isFirstPagePortrait = (0, _ui_utils.isPortraitOrientation)(pagesOverview[0]);
                    return pagesOverview.map(function (size) {
                        if (isFirstPagePortrait === (0, _ui_utils.isPortraitOrientation)(size)) {
                            return size;
                        }
                        return {
                            width: size.height,
                            height: size.width,
                            rotation: (size.rotation + 90) % 360
                        };
                    });
                }
            }, {
                key: '_updateScrollMode',
                value: function _updateScrollMode() {
                    var pageNumber = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : null;

                    var scrollMode = this._scrollMode,
                        viewer = this.viewer;
                    viewer.classList.toggle('scrollHorizontal', scrollMode === ScrollMode.HORIZONTAL);
                    viewer.classList.toggle('scrollWrapped', scrollMode === ScrollMode.WRAPPED);
                    if (!this.pdfDocument || !pageNumber) {
                        return;
                    }
                    if (this._currentScaleValue && isNaN(this._currentScaleValue)) {
                        this._setScale(this._currentScaleValue, true);
                    }
                    this.scrollPageIntoView({pageNumber: pageNumber});
                    this.update();
                }
            }, {
                key: '_updateSpreadMode',
                value: function _updateSpreadMode() {
                    var pageNumber = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : null;

                    if (!this.pdfDocument) {
                        return;
                    }
                    var viewer = this.viewer,
                        pages = this._pages;
                    viewer.textContent = '';
                    if (this._spreadMode === SpreadMode.NONE) {
                        for (var i = 0, iMax = pages.length; i < iMax; ++i) {
                            viewer.appendChild(pages[i].div);
                        }
                    } else {
                        var parity = this._spreadMode - 1;
                        var spread = null;
                        for (var _i = 0, _iMax = pages.length; _i < _iMax; ++_i) {
                            if (spread === null) {
                                spread = document.createElement('div');
                                spread.className = 'spread';
                                viewer.appendChild(spread);
                            } else if (_i % 2 === parity) {
                                spread = spread.cloneNode(false);
                                viewer.appendChild(spread);
                            }
                            spread.appendChild(pages[_i].div);
                        }
                    }
                    if (!pageNumber) {
                        return;
                    }
                    this.scrollPageIntoView({pageNumber: pageNumber});
                    this.update();
                }
            }, {
                key: 'pagesCount',
                get: function get() {
                    return this._pages.length;
                }
            }, {
                key: 'pageViewsReady',
                get: function get() {
                    return this._pageViewsReady;
                }
            }, {
                key: 'currentPageNumber',
                get: function get() {
                    return this._currentPageNumber;
                },
                set: function set(val) {
                    if (!Number.isInteger(val)) {
                        throw new Error('Invalid page number.');
                    }
                    if (!this.pdfDocument) {
                        return;
                    }
                    this._setCurrentPageNumber(val, true);
                }
            }, {
                key: 'currentPageLabel',
                get: function get() {
                    return this._pageLabels && this._pageLabels[this._currentPageNumber - 1];
                },
                set: function set(val) {
                    var pageNumber = val | 0;
                    if (this._pageLabels) {
                        var i = this._pageLabels.indexOf(val);
                        if (i >= 0) {
                            pageNumber = i + 1;
                        }
                    }
                    this.currentPageNumber = pageNumber;
                }
            }, {
                key: 'currentScale',
                get: function get() {
                    return this._currentScale !== _ui_utils.UNKNOWN_SCALE ? this._currentScale : _ui_utils.DEFAULT_SCALE;
                },
                set: function set(val) {
                    if (isNaN(val)) {
                        throw new Error('Invalid numeric scale');
                    }
                    if (!this.pdfDocument) {
                        return;
                    }
                    this._setScale(val, false);
                }
            }, {
                key: 'currentScaleValue',
                get: function get() {
                    return this._currentScaleValue;
                },
                set: function set(val) {
                    if (!this.pdfDocument) {
                        return;
                    }
                    this._setScale(val, false);
                }
            }, {
                key: 'pagesRotation',
                get: function get() {
                    return this._pagesRotation;
                },
                set: function set(rotation) {
                    if (!(0, _ui_utils.isValidRotation)(rotation)) {
                        throw new Error('Invalid pages rotation angle.');
                    }
                    if (!this.pdfDocument) {
                        return;
                    }
                    if (this._pagesRotation === rotation) {
                        return;
                    }
                    this._pagesRotation = rotation;
                    var pageNumber = this._currentPageNumber;
                    for (var i = 0, ii = this._pages.length; i < ii; i++) {
                        var pageView = this._pages[i];
                        pageView.update(pageView.scale, rotation);
                    }
                    if (this._currentScaleValue) {
                        this._setScale(this._currentScaleValue, true);
                    }
                    this.eventBus.dispatch('rotationchanging', {
                        source: this,
                        pagesRotation: rotation,
                        pageNumber: pageNumber
                    });
                    if (this.defaultRenderingQueue) {
                        this.update();
                    }
                }
            }, {
                key: '_setDocumentViewerElement',
                get: function get() {
                    throw new Error('Not implemented: _setDocumentViewerElement');
                }
            }, {
                key: '_isScrollModeHorizontal',
                get: function get() {
                    throw new Error('Not implemented: _isScrollModeHorizontal');
                }
            }, {
                key: 'isInPresentationMode',
                get: function get() {
                    return this.presentationModeState === _ui_utils.PresentationModeState.FULLSCREEN;
                }
            }, {
                key: 'isChangingPresentationMode',
                get: function get() {
                    return this.presentationModeState === _ui_utils.PresentationModeState.CHANGING;
                }
            }, {
                key: 'isHorizontalScrollbarEnabled',
                get: function get() {
                    return this.isInPresentationMode ? false : this.container.scrollWidth > this.container.clientWidth;
                }
            }, {
                key: 'isVerticalScrollbarEnabled',
                get: function get() {
                    return this.isInPresentationMode ? false : this.container.scrollHeight > this.container.clientHeight;
                }
            }, {
                key: 'hasEqualPageSizes',
                get: function get() {
                    var firstPageView = this._pages[0];
                    for (var i = 1, ii = this._pages.length; i < ii; ++i) {
                        var pageView = this._pages[i];
                        if (pageView.width !== firstPageView.width || pageView.height !== firstPageView.height) {
                            return false;
                        }
                    }
                    return true;
                }
            }, {
                key: 'scrollMode',
                get: function get() {
                    return this._scrollMode;
                },
                set: function set(mode) {
                    if (this._scrollMode === mode) {
                        return;
                    }
                    if (!Number.isInteger(mode) || !Object.values(ScrollMode).includes(mode)) {
                        throw new Error('Invalid scroll mode: ' + mode);
                    }
                    this._scrollMode = mode;
                    this.eventBus.dispatch('scrollmodechanged', {
                        source: this,
                        mode: mode
                    });
                    this._updateScrollMode(this._currentPageNumber);
                }
            }, {
                key: 'spreadMode',
                get: function get() {
                    return this._spreadMode;
                },
                set: function set(mode) {
                    if (this._spreadMode === mode) {
                        return;
                    }
                    if (!Number.isInteger(mode) || !Object.values(SpreadMode).includes(mode)) {
                        throw new Error('Invalid spread mode: ' + mode);
                    }
                    this._spreadMode = mode;
                    this.eventBus.dispatch('spreadmodechanged', {
                        source: this,
                        mode: mode
                    });
                    this._updateSpreadMode(this._currentPageNumber);
                }
            }]);

            return BaseViewer;
        }();

        exports.BaseViewer = BaseViewer;
        exports.ScrollMode = ScrollMode;
        exports.SpreadMode = SpreadMode;

        /***/
    }),
    /* 31 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.DefaultAnnotationLayerFactory = exports.AnnotationLayerBuilder = undefined;

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        var _pdfjsLib = __webpack_require__(7);

        var _ui_utils = __webpack_require__(6);

        var _pdf_link_service = __webpack_require__(23);

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        var AnnotationLayerBuilder = function () {
            function AnnotationLayerBuilder(_ref) {
                var pageDiv = _ref.pageDiv,
                    pdfPage = _ref.pdfPage,
                    linkService = _ref.linkService,
                    downloadManager = _ref.downloadManager,
                    _ref$imageResourcesPa = _ref.imageResourcesPath,
                    imageResourcesPath = _ref$imageResourcesPa === undefined ? '' : _ref$imageResourcesPa,
                    _ref$renderInteractiv = _ref.renderInteractiveForms,
                    renderInteractiveForms = _ref$renderInteractiv === undefined ? false : _ref$renderInteractiv,
                    _ref$l10n = _ref.l10n,
                    l10n = _ref$l10n === undefined ? _ui_utils.NullL10n : _ref$l10n;

                _classCallCheck(this, AnnotationLayerBuilder);

                this.pageDiv = pageDiv;
                this.pdfPage = pdfPage;
                this.linkService = linkService;
                this.downloadManager = downloadManager;
                this.imageResourcesPath = imageResourcesPath;
                this.renderInteractiveForms = renderInteractiveForms;
                this.l10n = l10n;
                this.div = null;
                this._cancelled = false;
            }

            _createClass(AnnotationLayerBuilder, [{
                key: 'render',
                value: function render(viewport) {
                    var _this = this;

                    var intent = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'display';

                    this.pdfPage.getAnnotations({intent: intent}).then(function (annotations) {
                        if (_this._cancelled) {
                            return;
                        }
                        var parameters = {
                            viewport: viewport.clone({dontFlip: true}),
                            div: _this.div,
                            annotations: annotations,
                            page: _this.pdfPage,
                            imageResourcesPath: _this.imageResourcesPath,
                            renderInteractiveForms: _this.renderInteractiveForms,
                            linkService: _this.linkService,
                            downloadManager: _this.downloadManager
                        };
                        if (_this.div) {
                            _pdfjsLib.AnnotationLayer.update(parameters);
                        } else {
                            if (annotations.length === 0) {
                                return;
                            }
                            _this.div = document.createElement('div');
                            _this.div.className = 'annotationLayer';
                            _this.pageDiv.appendChild(_this.div);
                            parameters.div = _this.div;
                            _pdfjsLib.AnnotationLayer.render(parameters);
                            _this.l10n.translate(_this.div);
                        }
                    });
                }
            }, {
                key: 'cancel',
                value: function cancel() {
                    this._cancelled = true;
                }
            }, {
                key: 'hide',
                value: function hide() {
                    if (!this.div) {
                        return;
                    }
                    this.div.setAttribute('hidden', 'true');
                }
            }]);

            return AnnotationLayerBuilder;
        }();

        var DefaultAnnotationLayerFactory = function () {
            function DefaultAnnotationLayerFactory() {
                _classCallCheck(this, DefaultAnnotationLayerFactory);
            }

            _createClass(DefaultAnnotationLayerFactory, [{
                key: 'createAnnotationLayerBuilder',
                value: function createAnnotationLayerBuilder(pageDiv, pdfPage) {
                    var imageResourcesPath = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : '';
                    var renderInteractiveForms = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
                    var l10n = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : _ui_utils.NullL10n;

                    return new AnnotationLayerBuilder({
                        pageDiv: pageDiv,
                        pdfPage: pdfPage,
                        imageResourcesPath: imageResourcesPath,
                        renderInteractiveForms: renderInteractiveForms,
                        linkService: new _pdf_link_service.SimpleLinkService(),
                        l10n: l10n
                    });
                }
            }]);

            return DefaultAnnotationLayerFactory;
        }();

        exports.AnnotationLayerBuilder = AnnotationLayerBuilder;
        exports.DefaultAnnotationLayerFactory = DefaultAnnotationLayerFactory;

        /***/
    }),
    /* 32 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.PDFPageView = undefined;

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        var _ui_utils = __webpack_require__(6);

        var _pdfjsLib = __webpack_require__(7);

        var _dom_events = __webpack_require__(14);

        var _pdf_rendering_queue = __webpack_require__(10);

        var _viewer_compatibility = __webpack_require__(13);

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        var MAX_CANVAS_PIXELS = _viewer_compatibility.viewerCompatibilityParams.maxCanvasPixels || 16777216;

        var PDFPageView = function () {
            function PDFPageView(options) {
                _classCallCheck(this, PDFPageView);

                var container = options.container;
                var defaultViewport = options.defaultViewport;
                this.id = options.id;
                this.renderingId = 'page' + this.id;
                this.pdfPage = null;
                this.pageLabel = null;
                this.rotation = 0;
                this.scale = options.scale || _ui_utils.DEFAULT_SCALE;
                this.viewport = defaultViewport;
                this.pdfPageRotate = defaultViewport.rotation;
                this.hasRestrictedScaling = false;
                this.textLayerMode = Number.isInteger(options.textLayerMode) ? options.textLayerMode : _ui_utils.TextLayerMode.ENABLE;
                this.imageResourcesPath = options.imageResourcesPath || '';
                this.renderInteractiveForms = options.renderInteractiveForms || false;
                this.useOnlyCssZoom = options.useOnlyCssZoom || false;
                this.maxCanvasPixels = options.maxCanvasPixels || MAX_CANVAS_PIXELS;
                this.eventBus = options.eventBus || (0, _dom_events.getGlobalEventBus)();
                this.renderingQueue = options.renderingQueue;
                this.textLayerFactory = options.textLayerFactory;
                this.annotationLayerFactory = options.annotationLayerFactory;
                this.renderer = options.renderer || _ui_utils.RendererType.CANVAS;
                this.enableWebGL = options.enableWebGL || false;
                this.l10n = options.l10n || _ui_utils.NullL10n;
                this.paintTask = null;
                this.paintedViewportMap = new WeakMap();
                this.renderingState = _pdf_rendering_queue.RenderingStates.INITIAL;
                this.resume = null;
                this.error = null;
                this.onBeforeDraw = null;
                this.onAfterDraw = null;
                this.annotationLayer = null;
                this.textLayer = null;
                this.zoomLayer = null;
                var div = document.createElement('div');
                div.className = 'page';
                div.style.width = Math.floor(this.viewport.width) + 'px';
                div.style.height = Math.floor(this.viewport.height) + 'px';
                div.setAttribute('data-page-number', this.id);
                this.div = div;
                container.appendChild(div);
            }

            _createClass(PDFPageView, [{
                key: 'setPdfPage',
                value: function setPdfPage(pdfPage) {
                    this.pdfPage = pdfPage;
                    this.pdfPageRotate = pdfPage.rotate;
                    var totalRotation = (this.rotation + this.pdfPageRotate) % 360;
                    this.viewport = pdfPage.getViewport(this.scale * _ui_utils.CSS_UNITS, totalRotation);
                    this.stats = pdfPage.stats;
                    this.reset();
                }
            }, {
                key: 'destroy',
                value: function destroy() {
                    this.reset();
                    if (this.pdfPage) {
                        this.pdfPage.cleanup();
                    }
                }
            }, {
                key: '_resetZoomLayer',
                value: function _resetZoomLayer() {
                    var removeFromDOM = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;

                    if (!this.zoomLayer) {
                        return;
                    }
                    var zoomLayerCanvas = this.zoomLayer.firstChild;
                    this.paintedViewportMap.delete(zoomLayerCanvas);
                    zoomLayerCanvas.width = 0;
                    zoomLayerCanvas.height = 0;
                    if (removeFromDOM) {
                        this.zoomLayer.remove();
                    }
                    this.zoomLayer = null;
                }
            }, {
                key: 'reset',
                value: function reset() {
                    var keepZoomLayer = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
                    var keepAnnotations = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;

                    this.cancelRendering(keepAnnotations);
                    var div = this.div;
                    div.style.width = Math.floor(this.viewport.width) + 'px';
                    div.style.height = Math.floor(this.viewport.height) + 'px';
                    var childNodes = div.childNodes;
                    var currentZoomLayerNode = keepZoomLayer && this.zoomLayer || null;
                    var currentAnnotationNode = keepAnnotations && this.annotationLayer && this.annotationLayer.div || null;
                    for (var i = childNodes.length - 1; i >= 0; i--) {
                        var node = childNodes[i];
                        if (currentZoomLayerNode === node || currentAnnotationNode === node) {
                            continue;
                        }
                        div.removeChild(node);
                    }
                    div.removeAttribute('data-loaded');
                    if (currentAnnotationNode) {
                        this.annotationLayer.hide();
                    } else if (this.annotationLayer) {
                        this.annotationLayer.cancel();
                        this.annotationLayer = null;
                    }
                    if (!currentZoomLayerNode) {
                        if (this.canvas) {
                            this.paintedViewportMap.delete(this.canvas);
                            this.canvas.width = 0;
                            this.canvas.height = 0;
                            delete this.canvas;
                        }
                        this._resetZoomLayer();
                    }
                    if (this.svg) {
                        this.paintedViewportMap.delete(this.svg);
                        delete this.svg;
                    }
                    this.loadingIconDiv = document.createElement('div');
                    this.loadingIconDiv.className = 'loadingIcon';
                    div.appendChild(this.loadingIconDiv);
                }
            }, {
                key: 'update',
                value: function update(scale, rotation) {
                    this.scale = scale || this.scale;
                    if (typeof rotation !== 'undefined') {
                        this.rotation = rotation;
                    }
                    var totalRotation = (this.rotation + this.pdfPageRotate) % 360;
                    this.viewport = this.viewport.clone({
                        scale: this.scale * _ui_utils.CSS_UNITS,
                        rotation: totalRotation
                    });
                    if (this.svg) {
                        this.cssTransform(this.svg, true);
                        this.eventBus.dispatch('pagerendered', {
                            source: this,
                            pageNumber: this.id,
                            cssTransform: true
                        });
                        return;
                    }
                    var isScalingRestricted = false;
                    if (this.canvas && this.maxCanvasPixels > 0) {
                        var outputScale = this.outputScale;
                        if ((Math.floor(this.viewport.width) * outputScale.sx | 0) * (Math.floor(this.viewport.height) * outputScale.sy | 0) > this.maxCanvasPixels) {
                            isScalingRestricted = true;
                        }
                    }
                    if (this.canvas) {
                        if (this.useOnlyCssZoom || this.hasRestrictedScaling && isScalingRestricted) {
                            this.cssTransform(this.canvas, true);
                            this.eventBus.dispatch('pagerendered', {
                                source: this,
                                pageNumber: this.id,
                                cssTransform: true
                            });
                            return;
                        }
                        if (!this.zoomLayer && !this.canvas.hasAttribute('hidden')) {
                            this.zoomLayer = this.canvas.parentNode;
                            this.zoomLayer.style.position = 'absolute';
                        }
                    }
                    if (this.zoomLayer) {
                        this.cssTransform(this.zoomLayer.firstChild);
                    }
                    this.reset(true, true);
                }
            }, {
                key: 'cancelRendering',
                value: function cancelRendering() {
                    var keepAnnotations = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;

                    var renderingState = this.renderingState;
                    if (this.paintTask) {
                        this.paintTask.cancel();
                        this.paintTask = null;
                    }
                    this.renderingState = _pdf_rendering_queue.RenderingStates.INITIAL;
                    this.resume = null;
                    if (this.textLayer) {
                        this.textLayer.cancel();
                        this.textLayer = null;
                    }
                    if (!keepAnnotations && this.annotationLayer) {
                        this.annotationLayer.cancel();
                        this.annotationLayer = null;
                    }
                    if (renderingState !== _pdf_rendering_queue.RenderingStates.INITIAL) {
                        this.eventBus.dispatch('pagecancelled', {
                            source: this,
                            pageNumber: this.id,
                            renderingState: renderingState
                        });
                    }
                }
            }, {
                key: 'cssTransform',
                value: function cssTransform(target) {
                    var redrawAnnotations = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;

                    var width = this.viewport.width;
                    var height = this.viewport.height;
                    var div = this.div;
                    target.style.width = target.parentNode.style.width = div.style.width = Math.floor(width) + 'px';
                    target.style.height = target.parentNode.style.height = div.style.height = Math.floor(height) + 'px';
                    var relativeRotation = this.viewport.rotation - this.paintedViewportMap.get(target).rotation;
                    var absRotation = Math.abs(relativeRotation);
                    var scaleX = 1,
                        scaleY = 1;
                    if (absRotation === 90 || absRotation === 270) {
                        scaleX = height / width;
                        scaleY = width / height;
                    }
                    var cssTransform = 'rotate(' + relativeRotation + 'deg) ' + 'scale(' + scaleX + ',' + scaleY + ')';
                    target.style.transform = cssTransform;
                    if (this.textLayer) {
                        var textLayerViewport = this.textLayer.viewport;
                        var textRelativeRotation = this.viewport.rotation - textLayerViewport.rotation;
                        var textAbsRotation = Math.abs(textRelativeRotation);
                        var scale = width / textLayerViewport.width;
                        if (textAbsRotation === 90 || textAbsRotation === 270) {
                            scale = width / textLayerViewport.height;
                        }
                        var textLayerDiv = this.textLayer.textLayerDiv;
                        var transX = void 0,
                            transY = void 0;
                        switch (textAbsRotation) {
                            case 0:
                                transX = transY = 0;
                                break;
                            case 90:
                                transX = 0;
                                transY = '-' + textLayerDiv.style.height;
                                break;
                            case 180:
                                transX = '-' + textLayerDiv.style.width;
                                transY = '-' + textLayerDiv.style.height;
                                break;
                            case 270:
                                transX = '-' + textLayerDiv.style.width;
                                transY = 0;
                                break;
                            default:
                                console.error('Bad rotation value.');
                                break;
                        }
                        textLayerDiv.style.transform = 'rotate(' + textAbsRotation + 'deg) ' + 'scale(' + scale + ', ' + scale + ') ' + 'translate(' + transX + ', ' + transY + ')';
                        textLayerDiv.style.transformOrigin = '0% 0%';
                    }
                    if (redrawAnnotations && this.annotationLayer) {
                        this.annotationLayer.render(this.viewport, 'display');
                    }
                }
            }, {
                key: 'getPagePoint',
                value: function getPagePoint(x, y) {
                    return this.viewport.convertToPdfPoint(x, y);
                }
            }, {
                key: 'draw',
                value: function draw() {
                    var _this = this;

                    if (this.renderingState !== _pdf_rendering_queue.RenderingStates.INITIAL) {
                        console.error('Must be in new state before drawing');
                        this.reset();
                    }
                    if (!this.pdfPage) {
                        this.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;
                        return Promise.reject(new Error('Page is not loaded'));
                    }
                    this.renderingState = _pdf_rendering_queue.RenderingStates.RUNNING;
                    var pdfPage = this.pdfPage;
                    var div = this.div;
                    var canvasWrapper = document.createElement('div');
                    canvasWrapper.style.width = div.style.width;
                    canvasWrapper.style.height = div.style.height;
                    canvasWrapper.classList.add('canvasWrapper');
                    if (this.annotationLayer && this.annotationLayer.div) {
                        div.insertBefore(canvasWrapper, this.annotationLayer.div);
                    } else {
                        div.appendChild(canvasWrapper);
                    }
                    var textLayer = null;
                    if (this.textLayerMode !== _ui_utils.TextLayerMode.DISABLE && this.textLayerFactory) {
                        var textLayerDiv = document.createElement('div');
                        textLayerDiv.className = 'textLayer';
                        textLayerDiv.style.width = canvasWrapper.style.width;
                        textLayerDiv.style.height = canvasWrapper.style.height;
                        if (this.annotationLayer && this.annotationLayer.div) {
                            div.insertBefore(textLayerDiv, this.annotationLayer.div);
                        } else {
                            div.appendChild(textLayerDiv);
                        }
                        textLayer = this.textLayerFactory.createTextLayerBuilder(textLayerDiv, this.id - 1, this.viewport, this.textLayerMode === _ui_utils.TextLayerMode.ENABLE_ENHANCE);
                    }
                    this.textLayer = textLayer;
                    var renderContinueCallback = null;
                    if (this.renderingQueue) {
                        renderContinueCallback = function renderContinueCallback(cont) {
                            if (!_this.renderingQueue.isHighestPriority(_this)) {
                                _this.renderingState = _pdf_rendering_queue.RenderingStates.PAUSED;
                                _this.resume = function () {
                                    _this.renderingState = _pdf_rendering_queue.RenderingStates.RUNNING;
                                    cont();
                                };
                                return;
                            }
                            cont();
                        };
                    }
                    var finishPaintTask = function finishPaintTask(error) {
                        if (paintTask === _this.paintTask) {
                            _this.paintTask = null;
                        }
                        if (error instanceof _pdfjsLib.RenderingCancelledException) {
                            _this.error = null;
                            return Promise.resolve(undefined);
                        }
                        _this.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;
                        if (_this.loadingIconDiv) {
                            div.removeChild(_this.loadingIconDiv);
                            delete _this.loadingIconDiv;
                        }
                        _this._resetZoomLayer(true);
                        _this.error = error;
                        _this.stats = pdfPage.stats;
                        if (_this.onAfterDraw) {
                            _this.onAfterDraw();
                        }
                        _this.eventBus.dispatch('pagerendered', {
                            source: _this,
                            pageNumber: _this.id,
                            cssTransform: false
                        });
                        if (error) {
                            return Promise.reject(error);
                        }
                        return Promise.resolve(undefined);
                    };
                    var paintTask = this.renderer === _ui_utils.RendererType.SVG ? this.paintOnSvg(canvasWrapper) : this.paintOnCanvas(canvasWrapper);
                    paintTask.onRenderContinue = renderContinueCallback;
                    this.paintTask = paintTask;
                    var resultPromise = paintTask.promise.then(function () {
                        return finishPaintTask(null).then(function () {
                            if (textLayer) {
                                var readableStream = pdfPage.streamTextContent({normalizeWhitespace: true});
                                textLayer.setTextContentStream(readableStream);
                                textLayer.render();
                            }
                        });
                    }, function (reason) {
                        return finishPaintTask(reason);
                    });
                    if (this.annotationLayerFactory) {
                        if (!this.annotationLayer) {
                            this.annotationLayer = this.annotationLayerFactory.createAnnotationLayerBuilder(div, pdfPage, this.imageResourcesPath, this.renderInteractiveForms, this.l10n);
                        }
                        this.annotationLayer.render(this.viewport, 'display');
                    }
                    div.setAttribute('data-loaded', true);
                    if (this.onBeforeDraw) {
                        this.onBeforeDraw();
                    }
                    return resultPromise;
                }
            }, {
                key: 'paintOnCanvas',
                value: function paintOnCanvas(canvasWrapper) {
                    var renderCapability = (0, _pdfjsLib.createPromiseCapability)();
                    var result = {
                        promise: renderCapability.promise,
                        onRenderContinue: function onRenderContinue(cont) {
                            cont();
                        },
                        cancel: function cancel() {
                            renderTask.cancel();
                        }
                    };
                    var viewport = this.viewport;
                    var canvas = document.createElement('canvas');
                    canvas.id = this.renderingId;
                    canvas.setAttribute('hidden', 'hidden');
                    var isCanvasHidden = true;
                    var showCanvas = function showCanvas() {
                        if (isCanvasHidden) {
                            canvas.removeAttribute('hidden');
                            isCanvasHidden = false;
                        }
                    };
                    canvasWrapper.appendChild(canvas);
                    this.canvas = canvas;
                    canvas.mozOpaque = true;
                    var ctx = canvas.getContext('2d', {alpha: false});
                    var outputScale = (0, _ui_utils.getOutputScale)(ctx);
                    this.outputScale = outputScale;
                    if (this.useOnlyCssZoom) {
                        var actualSizeViewport = viewport.clone({scale: _ui_utils.CSS_UNITS});
                        outputScale.sx *= actualSizeViewport.width / viewport.width;
                        outputScale.sy *= actualSizeViewport.height / viewport.height;
                        outputScale.scaled = true;
                    }
                    if (this.maxCanvasPixels > 0) {
                        var pixelsInViewport = viewport.width * viewport.height;
                        var maxScale = Math.sqrt(this.maxCanvasPixels / pixelsInViewport);
                        if (outputScale.sx > maxScale || outputScale.sy > maxScale) {
                            outputScale.sx = maxScale;
                            outputScale.sy = maxScale;
                            outputScale.scaled = true;
                            this.hasRestrictedScaling = true;
                        } else {
                            this.hasRestrictedScaling = false;
                        }
                    }
                    var sfx = (0, _ui_utils.approximateFraction)(outputScale.sx);
                    var sfy = (0, _ui_utils.approximateFraction)(outputScale.sy);
                    canvas.width = (0, _ui_utils.roundToDivide)(viewport.width * outputScale.sx, sfx[0]);
                    canvas.height = (0, _ui_utils.roundToDivide)(viewport.height * outputScale.sy, sfy[0]);
                    canvas.style.width = (0, _ui_utils.roundToDivide)(viewport.width, sfx[1]) + 'px';
                    canvas.style.height = (0, _ui_utils.roundToDivide)(viewport.height, sfy[1]) + 'px';
                    this.paintedViewportMap.set(canvas, viewport);
                    var transform = !outputScale.scaled ? null : [outputScale.sx, 0, 0, outputScale.sy, 0, 0];
                    var renderContext = {
                        canvasContext: ctx,
                        transform: transform,
                        viewport: this.viewport,
                        enableWebGL: this.enableWebGL,
                        renderInteractiveForms: this.renderInteractiveForms
                    };
                    var renderTask = this.pdfPage.render(renderContext);
                    renderTask.onContinue = function (cont) {
                        showCanvas();
                        if (result.onRenderContinue) {
                            result.onRenderContinue(cont);
                        } else {
                            cont();
                        }
                    };
                    renderTask.promise.then(function () {
                        showCanvas();
                        renderCapability.resolve(undefined);
                    }, function (error) {
                        showCanvas();
                        renderCapability.reject(error);
                    });
                    return result;
                }
            }, {
                key: 'paintOnSvg',
                value: function paintOnSvg(wrapper) {
                    var _this2 = this;

                    var cancelled = false;
                    var ensureNotCancelled = function ensureNotCancelled() {
                        if (cancelled) {
                            throw new _pdfjsLib.RenderingCancelledException('Rendering cancelled, page ' + _this2.id, 'svg');
                        }
                    };
                    var pdfPage = this.pdfPage;
                    var actualSizeViewport = this.viewport.clone({scale: _ui_utils.CSS_UNITS});
                    var promise = pdfPage.getOperatorList().then(function (opList) {
                        ensureNotCancelled();
                        var svgGfx = new _pdfjsLib.SVGGraphics(pdfPage.commonObjs, pdfPage.objs);
                        return svgGfx.getSVG(opList, actualSizeViewport).then(function (svg) {
                            ensureNotCancelled();
                            _this2.svg = svg;
                            _this2.paintedViewportMap.set(svg, actualSizeViewport);
                            svg.style.width = wrapper.style.width;
                            svg.style.height = wrapper.style.height;
                            _this2.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;
                            wrapper.appendChild(svg);
                        });
                    });
                    return {
                        promise: promise,
                        onRenderContinue: function onRenderContinue(cont) {
                            cont();
                        },
                        cancel: function cancel() {
                            cancelled = true;
                        }
                    };
                }
            }, {
                key: 'setPageLabel',
                value: function setPageLabel(label) {
                    this.pageLabel = typeof label === 'string' ? label : null;
                    if (this.pageLabel !== null) {
                        this.div.setAttribute('data-page-label', this.pageLabel);
                    } else {
                        this.div.removeAttribute('data-page-label');
                    }
                }
            }, {
                key: 'width',
                get: function get() {
                    return this.viewport.width;
                }
            }, {
                key: 'height',
                get: function get() {
                    return this.viewport.height;
                }
            }]);

            return PDFPageView;
        }();

        exports.PDFPageView = PDFPageView;

        /***/
    }),
    /* 33 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.DefaultTextLayerFactory = exports.TextLayerBuilder = undefined;

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        var _dom_events = __webpack_require__(14);

        var _pdfjsLib = __webpack_require__(7);

        var _ui_utils = __webpack_require__(6);

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        var EXPAND_DIVS_TIMEOUT = 300;
        var MATCH_SCROLL_OFFSET_TOP = -50;
        var MATCH_SCROLL_OFFSET_LEFT = -400;

        var TextLayerBuilder = function () {
            function TextLayerBuilder(_ref) {
                var textLayerDiv = _ref.textLayerDiv,
                    eventBus = _ref.eventBus,
                    pageIndex = _ref.pageIndex,
                    viewport = _ref.viewport,
                    _ref$findController = _ref.findController,
                    findController = _ref$findController === undefined ? null : _ref$findController,
                    _ref$enhanceTextSelec = _ref.enhanceTextSelection,
                    enhanceTextSelection = _ref$enhanceTextSelec === undefined ? false : _ref$enhanceTextSelec;

                _classCallCheck(this, TextLayerBuilder);

                this.textLayerDiv = textLayerDiv;
                this.eventBus = eventBus || (0, _dom_events.getGlobalEventBus)();
                this.textContent = null;
                this.textContentItemsStr = [];
                this.textContentStream = null;
                this.renderingDone = false;
                this.pageIdx = pageIndex;
                this.pageNumber = this.pageIdx + 1;
                this.matches = [];
                this.viewport = viewport;
                this.textDivs = [];
                this.findController = findController;
                this.textLayerRenderTask = null;
                this.enhanceTextSelection = enhanceTextSelection;
                this._boundEvents = Object.create(null);
                this._bindEvents();
                this._bindMouse();
            }

            _createClass(TextLayerBuilder, [{
                key: '_finishRendering',
                value: function _finishRendering() {
                    this.renderingDone = true;
                    if (!this.enhanceTextSelection) {
                        var endOfContent = document.createElement('div');
                        endOfContent.className = 'endOfContent';
                        this.textLayerDiv.appendChild(endOfContent);
                    }
                    this.eventBus.dispatch('textlayerrendered', {
                        source: this,
                        pageNumber: this.pageNumber,
                        numTextDivs: this.textDivs.length
                    });
                }
            }, {
                key: 'render',
                value: function render() {
                    var _this = this;

                    var timeout = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;

                    if (!(this.textContent || this.textContentStream) || this.renderingDone) {
                        return;
                    }
                    this.cancel();
                    this.textDivs = [];
                    var textLayerFrag = document.createDocumentFragment();
                    this.textLayerRenderTask = (0, _pdfjsLib.renderTextLayer)({
                        textContent: this.textContent,
                        textContentStream: this.textContentStream,
                        container: textLayerFrag,
                        viewport: this.viewport,
                        textDivs: this.textDivs,
                        textContentItemsStr: this.textContentItemsStr,
                        timeout: timeout,
                        enhanceTextSelection: this.enhanceTextSelection
                    });
                    this.textLayerRenderTask.promise.then(function () {
                        _this.textLayerDiv.appendChild(textLayerFrag);
                        _this._finishRendering();
                        _this.updateMatches();
                    }, function (reason) {
                    });
                }
            }, {
                key: 'cancel',
                value: function cancel() {
                    if (this.textLayerRenderTask) {
                        this.textLayerRenderTask.cancel();
                        this.textLayerRenderTask = null;
                    }
                }
            }, {
                key: 'setTextContentStream',
                value: function setTextContentStream(readableStream) {
                    this.cancel();
                    this.textContentStream = readableStream;
                }
            }, {
                key: 'setTextContent',
                value: function setTextContent(textContent) {
                    this.cancel();
                    this.textContent = textContent;
                }
            }, {
                key: 'convertMatches',
                value: function convertMatches(matches, matchesLength) {
                    var i = 0;
                    var iIndex = 0;
                    var textContentItemsStr = this.textContentItemsStr;
                    var end = textContentItemsStr.length - 1;
                    var queryLen = this.findController === null ? 0 : this.findController.state.query.length;
                    var ret = [];
                    if (!matches) {
                        return ret;
                    }
                    for (var m = 0, len = matches.length; m < len; m++) {
                        var matchIdx = matches[m];
                        while (i !== end && matchIdx >= iIndex + textContentItemsStr[i].length) {
                            iIndex += textContentItemsStr[i].length;
                            i++;
                        }
                        if (i === textContentItemsStr.length) {
                            console.error('Could not find a matching mapping');
                        }
                        var match = {
                            begin: {
                                divIdx: i,
                                offset: matchIdx - iIndex
                            }
                        };
                        if (matchesLength) {
                            matchIdx += matchesLength[m];
                        } else {
                            matchIdx += queryLen;
                        }
                        while (i !== end && matchIdx > iIndex + textContentItemsStr[i].length) {
                            iIndex += textContentItemsStr[i].length;
                            i++;
                        }
                        match.end = {
                            divIdx: i,
                            offset: matchIdx - iIndex
                        };
                        ret.push(match);
                    }
                    return ret;
                }
            }, {
                key: 'renderMatches',
                value: function renderMatches(matches) {
                    if (matches.length === 0) {
                        return;
                    }
                    var textContentItemsStr = this.textContentItemsStr;
                    var textDivs = this.textDivs;
                    var prevEnd = null;
                    var pageIdx = this.pageIdx;
                    var isSelectedPage = this.findController === null ? false : pageIdx === this.findController.selected.pageIdx;
                    var selectedMatchIdx = this.findController === null ? -1 : this.findController.selected.matchIdx;
                    var highlightAll = this.findController === null ? false : this.findController.state.highlightAll;
                    var infinity = {
                        divIdx: -1,
                        offset: undefined
                    };

                    function beginText(begin, className) {
                        var divIdx = begin.divIdx;
                        textDivs[divIdx].textContent = '';
                        appendTextToDiv(divIdx, 0, begin.offset, className);
                    }

                    function appendTextToDiv(divIdx, fromOffset, toOffset, className) {
                        var div = textDivs[divIdx];
                        var content = textContentItemsStr[divIdx].substring(fromOffset, toOffset);
                        var node = document.createTextNode(content);
                        if (className) {
                            var span = document.createElement('span');
                            span.className = className;
                            span.appendChild(node);
                            div.appendChild(span);
                            return;
                        }
                        div.appendChild(node);
                    }

                    var i0 = selectedMatchIdx,
                        i1 = i0 + 1;
                    if (highlightAll) {
                        i0 = 0;
                        i1 = matches.length;
                    } else if (!isSelectedPage) {
                        return;
                    }
                    for (var i = i0; i < i1; i++) {
                        var match = matches[i];
                        var begin = match.begin;
                        var end = match.end;
                        var isSelected = isSelectedPage && i === selectedMatchIdx;
                        var highlightSuffix = isSelected ? ' selected' : '';
                        if (this.findController) {
                            if (this.findController.selected.matchIdx === i && this.findController.selected.pageIdx === pageIdx) {
                                var spot = {
                                    top: MATCH_SCROLL_OFFSET_TOP,
                                    left: MATCH_SCROLL_OFFSET_LEFT
                                };
                                (0, _ui_utils.scrollIntoView)(textDivs[begin.divIdx], spot, true);
                            }
                        }
                        if (!prevEnd || begin.divIdx !== prevEnd.divIdx) {
                            if (prevEnd !== null) {
                                appendTextToDiv(prevEnd.divIdx, prevEnd.offset, infinity.offset);
                            }
                            beginText(begin);
                        } else {
                            appendTextToDiv(prevEnd.divIdx, prevEnd.offset, begin.offset);
                        }
                        if (begin.divIdx === end.divIdx) {
                            appendTextToDiv(begin.divIdx, begin.offset, end.offset, 'highlight' + highlightSuffix);
                        } else {
                            appendTextToDiv(begin.divIdx, begin.offset, infinity.offset, 'highlight begin' + highlightSuffix);
                            for (var n0 = begin.divIdx + 1, n1 = end.divIdx; n0 < n1; n0++) {
                                textDivs[n0].className = 'highlight middle' + highlightSuffix;
                            }
                            beginText(end, 'highlight end' + highlightSuffix);
                        }
                        prevEnd = end;
                    }
                    if (prevEnd) {
                        appendTextToDiv(prevEnd.divIdx, prevEnd.offset, infinity.offset);
                    }
                }
            }, {
                key: 'updateMatches',
                value: function updateMatches() {
                    if (!this.renderingDone) {
                        return;
                    }
                    var matches = this.matches;
                    var textDivs = this.textDivs;
                    var textContentItemsStr = this.textContentItemsStr;
                    var clearedUntilDivIdx = -1;
                    for (var i = 0, len = matches.length; i < len; i++) {
                        var match = matches[i];
                        var begin = Math.max(clearedUntilDivIdx, match.begin.divIdx);
                        for (var n = begin, end = match.end.divIdx; n <= end; n++) {
                            var div = textDivs[n];
                            div.textContent = textContentItemsStr[n];
                            div.className = '';
                        }
                        clearedUntilDivIdx = match.end.divIdx + 1;
                    }
                    if (!this.findController || !this.findController.highlightMatches) {
                        return;
                    }
                    var pageMatches = void 0,
                        pageMatchesLength = void 0;
                    if (this.findController !== null) {
                        pageMatches = this.findController.pageMatches[this.pageIdx] || null;
                        pageMatchesLength = this.findController.pageMatchesLength ? this.findController.pageMatchesLength[this.pageIdx] || null : null;
                    }
                    this.matches = this.convertMatches(pageMatches, pageMatchesLength);
                    this.renderMatches(this.matches);
                }
            }, {
                key: '_bindEvents',
                value: function _bindEvents() {
                    var _this2 = this;

                    var eventBus = this.eventBus,
                        _boundEvents = this._boundEvents;

                    _boundEvents.pageCancelled = function (evt) {
                        if (evt.pageNumber !== _this2.pageNumber) {
                            return;
                        }
                        if (_this2.textLayerRenderTask) {
                            console.error('TextLayerBuilder._bindEvents: `this.cancel()` should ' + 'have been called when the page was reset, or rendering cancelled.');
                            return;
                        }
                        for (var name in _boundEvents) {
                            eventBus.off(name.toLowerCase(), _boundEvents[name]);
                            delete _boundEvents[name];
                        }
                    };
                    _boundEvents.updateTextLayerMatches = function (evt) {
                        if (evt.pageIndex !== _this2.pageIdx && evt.pageIndex !== -1) {
                            return;
                        }
                        _this2.updateMatches();
                    };
                    eventBus.on('pagecancelled', _boundEvents.pageCancelled);
                    eventBus.on('updatetextlayermatches', _boundEvents.updateTextLayerMatches);
                }
            }, {
                key: '_bindMouse',
                value: function _bindMouse() {
                    var _this3 = this;

                    var div = this.textLayerDiv;
                    var expandDivsTimer = null;
                    div.addEventListener('mousedown', function (evt) {
                        if (_this3.enhanceTextSelection && _this3.textLayerRenderTask) {
                            _this3.textLayerRenderTask.expandTextDivs(true);
                            if (expandDivsTimer) {
                                clearTimeout(expandDivsTimer);
                                expandDivsTimer = null;
                            }
                            return;
                        }
                        var end = div.querySelector('.endOfContent');
                        if (!end) {
                            return;
                        }
                        var adjustTop = evt.target !== div;
                        adjustTop = adjustTop && window.getComputedStyle(end).getPropertyValue('-moz-user-select') !== 'none';
                        if (adjustTop) {
                            var divBounds = div.getBoundingClientRect();
                            var r = Math.max(0, (evt.pageY - divBounds.top) / divBounds.height);
                            end.style.top = (r * 100).toFixed(2) + '%';
                        }
                        end.classList.add('active');
                    });
                    div.addEventListener('mouseup', function () {
                        if (_this3.enhanceTextSelection && _this3.textLayerRenderTask) {
                            expandDivsTimer = setTimeout(function () {
                                if (_this3.textLayerRenderTask) {
                                    _this3.textLayerRenderTask.expandTextDivs(false);
                                }
                                expandDivsTimer = null;
                            }, EXPAND_DIVS_TIMEOUT);
                            return;
                        }
                        var end = div.querySelector('.endOfContent');
                        if (!end) {
                            return;
                        }
                        end.style.top = '';
                        end.classList.remove('active');
                    });
                }
            }]);

            return TextLayerBuilder;
        }();

        var DefaultTextLayerFactory = function () {
            function DefaultTextLayerFactory() {
                _classCallCheck(this, DefaultTextLayerFactory);
            }

            _createClass(DefaultTextLayerFactory, [{
                key: 'createTextLayerBuilder',
                value: function createTextLayerBuilder(textLayerDiv, pageIndex, viewport) {
                    var enhanceTextSelection = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;

                    return new TextLayerBuilder({
                        textLayerDiv: textLayerDiv,
                        pageIndex: pageIndex,
                        viewport: viewport,
                        enhanceTextSelection: enhanceTextSelection
                    });
                }
            }]);

            return DefaultTextLayerFactory;
        }();

        exports.TextLayerBuilder = TextLayerBuilder;
        exports.DefaultTextLayerFactory = DefaultTextLayerFactory;

        /***/
    }),
    /* 34 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.SecondaryToolbar = undefined;

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        var _base_viewer = __webpack_require__(30);

        var _pdf_cursor_tools = __webpack_require__(8);

        var _pdf_single_page_viewer = __webpack_require__(35);

        var _ui_utils = __webpack_require__(6);

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        var SecondaryToolbar = function () {
            function SecondaryToolbar(options, mainContainer, eventBus) {
                var _this = this;

                _classCallCheck(this, SecondaryToolbar);

                this.toolbar = options.toolbar;
                this.toggleButton = options.toggleButton;
                this.toolbarButtonContainer = options.toolbarButtonContainer;
                this.buttons = [{
                    element: options.presentationModeButton,
                    eventName: 'presentationmode',
                    close: true
                }, {
                    element: options.openFileButton,
                    eventName: 'openfile',
                    close: true
                }, {
                    element: options.printButton,
                    eventName: 'print',
                    close: true
                }, {
                    element: options.downloadButton,
                    eventName: 'download',
                    close: true
                }, {
                    element: options.viewBookmarkButton,
                    eventName: null,
                    close: true
                }, {
                    element: options.firstPageButton,
                    eventName: 'firstpage',
                    close: true
                }, {
                    element: options.lastPageButton,
                    eventName: 'lastpage',
                    close: true
                }, {
                    element: options.pageRotateCwButton,
                    eventName: 'rotatecw',
                    close: false
                }, {
                    element: options.pageRotateCcwButton,
                    eventName: 'rotateccw',
                    close: false
                }, {
                    element: options.cursorSelectToolButton,
                    eventName: 'switchcursortool',
                    eventDetails: {tool: _pdf_cursor_tools.CursorTool.SELECT},
                    close: true
                }, {
                    element: options.cursorHandToolButton,
                    eventName: 'switchcursortool',
                    eventDetails: {tool: _pdf_cursor_tools.CursorTool.HAND},
                    close: true
                }, {
                    element: options.scrollVerticalButton,
                    eventName: 'switchscrollmode',
                    eventDetails: {mode: _base_viewer.ScrollMode.VERTICAL},
                    close: true
                }, {
                    element: options.scrollHorizontalButton,
                    eventName: 'switchscrollmode',
                    eventDetails: {mode: _base_viewer.ScrollMode.HORIZONTAL},
                    close: true
                }, {
                    element: options.scrollWrappedButton,
                    eventName: 'switchscrollmode',
                    eventDetails: {mode: _base_viewer.ScrollMode.WRAPPED},
                    close: true
                }, {
                    element: options.spreadNoneButton,
                    eventName: 'switchspreadmode',
                    eventDetails: {mode: _base_viewer.SpreadMode.NONE},
                    close: true
                }, {
                    element: options.spreadOddButton,
                    eventName: 'switchspreadmode',
                    eventDetails: {mode: _base_viewer.SpreadMode.ODD},
                    close: true
                }, {
                    element: options.spreadEvenButton,
                    eventName: 'switchspreadmode',
                    eventDetails: {mode: _base_viewer.SpreadMode.EVEN},
                    close: true
                }, {
                    element: options.documentPropertiesButton,
                    eventName: 'documentproperties',
                    close: true
                }];
                this.items = {
                    firstPage: options.firstPageButton,
                    lastPage: options.lastPageButton,
                    pageRotateCw: options.pageRotateCwButton,
                    pageRotateCcw: options.pageRotateCcwButton
                };
                this.mainContainer = mainContainer;
                this.eventBus = eventBus;
                this.opened = false;
                this.containerHeight = null;
                this.previousContainerHeight = null;
                this.reset();
                this._bindClickListeners();
                this._bindCursorToolsListener(options);
                this._bindScrollModeListener(options);
                this._bindSpreadModeListener(options);
                this.eventBus.on('resize', this._setMaxHeight.bind(this));
                this.eventBus.on('baseviewerinit', function (evt) {
                    if (evt.source instanceof _pdf_single_page_viewer.PDFSinglePageViewer) {
                        _this.toolbarButtonContainer.classList.add('hiddenScrollModeButtons', 'hiddenSpreadModeButtons');
                    } else {
                        _this.toolbarButtonContainer.classList.remove('hiddenScrollModeButtons', 'hiddenSpreadModeButtons');
                    }
                });
            }

            _createClass(SecondaryToolbar, [{
                key: 'setPageNumber',
                value: function setPageNumber(pageNumber) {
                    this.pageNumber = pageNumber;
                    this._updateUIState();
                }
            }, {
                key: 'setPagesCount',
                value: function setPagesCount(pagesCount) {
                    this.pagesCount = pagesCount;
                    this._updateUIState();
                }
            }, {
                key: 'reset',
                value: function reset() {
                    this.pageNumber = 0;
                    this.pagesCount = 0;
                    this._updateUIState();
                    this.eventBus.dispatch('secondarytoolbarreset', {source: this});
                }
            }, {
                key: '_updateUIState',
                value: function _updateUIState() {
                    this.items.firstPage.disabled = this.pageNumber <= 1;
                    this.items.lastPage.disabled = this.pageNumber >= this.pagesCount;
                    this.items.pageRotateCw.disabled = this.pagesCount === 0;
                    this.items.pageRotateCcw.disabled = this.pagesCount === 0;
                }
            }, {
                key: '_bindClickListeners',
                value: function _bindClickListeners() {
                    var _this2 = this;

                    this.toggleButton.addEventListener('click', this.toggle.bind(this));

                    var _loop = function _loop(button) {
                        var _buttons$button = _this2.buttons[button],
                            element = _buttons$button.element,
                            eventName = _buttons$button.eventName,
                            close = _buttons$button.close,
                            eventDetails = _buttons$button.eventDetails;

                        element.addEventListener('click', function (evt) {
                            if (eventName !== null) {
                                var details = {source: _this2};
                                for (var property in eventDetails) {
                                    details[property] = eventDetails[property];
                                }
                                _this2.eventBus.dispatch(eventName, details);
                            }
                            if (close) {
                                _this2.close();
                            }
                        });
                    };

                    for (var button in this.buttons) {
                        _loop(button);
                    }
                }
            }, {
                key: '_bindCursorToolsListener',
                value: function _bindCursorToolsListener(buttons) {
                    this.eventBus.on('cursortoolchanged', function (evt) {
                        buttons.cursorSelectToolButton.classList.remove('toggled');
                        buttons.cursorHandToolButton.classList.remove('toggled');
                        switch (evt.tool) {
                            case _pdf_cursor_tools.CursorTool.SELECT:
                                buttons.cursorSelectToolButton.classList.add('toggled');
                                break;
                            case _pdf_cursor_tools.CursorTool.HAND:
                                buttons.cursorHandToolButton.classList.add('toggled');
                                break;
                        }
                    });
                }
            }, {
                key: '_bindScrollModeListener',
                value: function _bindScrollModeListener(buttons) {
                    var _this3 = this;

                    function scrollModeChanged(evt) {
                        buttons.scrollVerticalButton.classList.remove('toggled');
                        buttons.scrollHorizontalButton.classList.remove('toggled');
                        buttons.scrollWrappedButton.classList.remove('toggled');
                        switch (evt.mode) {
                            case _base_viewer.ScrollMode.VERTICAL:
                                buttons.scrollVerticalButton.classList.add('toggled');
                                break;
                            case _base_viewer.ScrollMode.HORIZONTAL:
                                buttons.scrollHorizontalButton.classList.add('toggled');
                                break;
                            case _base_viewer.ScrollMode.WRAPPED:
                                buttons.scrollWrappedButton.classList.add('toggled');
                                break;
                        }
                        var isScrollModeHorizontal = evt.mode === _base_viewer.ScrollMode.HORIZONTAL;
                        buttons.spreadNoneButton.disabled = isScrollModeHorizontal;
                        buttons.spreadOddButton.disabled = isScrollModeHorizontal;
                        buttons.spreadEvenButton.disabled = isScrollModeHorizontal;
                    }

                    this.eventBus.on('scrollmodechanged', scrollModeChanged);
                    this.eventBus.on('secondarytoolbarreset', function (evt) {
                        if (evt.source === _this3) {
                            scrollModeChanged({mode: _base_viewer.ScrollMode.VERTICAL});
                        }
                    });
                }
            }, {
                key: '_bindSpreadModeListener',
                value: function _bindSpreadModeListener(buttons) {
                    var _this4 = this;

                    function spreadModeChanged(evt) {
                        buttons.spreadNoneButton.classList.remove('toggled');
                        buttons.spreadOddButton.classList.remove('toggled');
                        buttons.spreadEvenButton.classList.remove('toggled');
                        switch (evt.mode) {
                            case _base_viewer.SpreadMode.NONE:
                                buttons.spreadNoneButton.classList.add('toggled');
                                break;
                            case _base_viewer.SpreadMode.ODD:
                                buttons.spreadOddButton.classList.add('toggled');
                                break;
                            case _base_viewer.SpreadMode.EVEN:
                                buttons.spreadEvenButton.classList.add('toggled');
                                break;
                        }
                    }

                    this.eventBus.on('spreadmodechanged', spreadModeChanged);
                    this.eventBus.on('secondarytoolbarreset', function (evt) {
                        if (evt.source === _this4) {
                            spreadModeChanged({mode: _base_viewer.SpreadMode.NONE});
                        }
                    });
                }
            }, {
                key: 'open',
                value: function open() {
                    if (this.opened) {
                        return;
                    }
                    this.opened = true;
                    this._setMaxHeight();
                    this.toggleButton.classList.add('toggled');
                    this.toolbar.classList.remove('hidden');
                }
            }, {
                key: 'close',
                value: function close() {
                    if (!this.opened) {
                        return;
                    }
                    this.opened = false;
                    this.toolbar.classList.add('hidden');
                    this.toggleButton.classList.remove('toggled');
                }
            }, {
                key: 'toggle',
                value: function toggle() {
                    if (this.opened) {
                        this.close();
                    } else {
                        this.open();
                    }
                }
            }, {
                key: '_setMaxHeight',
                value: function _setMaxHeight() {
                    if (!this.opened) {
                        return;
                    }
                    this.containerHeight = this.mainContainer.clientHeight;
                    if (this.containerHeight === this.previousContainerHeight) {
                        return;
                    }
                    this.toolbarButtonContainer.setAttribute('style', 'max-height: ' + (this.containerHeight - _ui_utils.SCROLLBAR_PADDING) + 'px;');
                    this.previousContainerHeight = this.containerHeight;
                }
            }, {
                key: 'isOpen',
                get: function get() {
                    return this.opened;
                }
            }]);

            return SecondaryToolbar;
        }();

        exports.SecondaryToolbar = SecondaryToolbar;

        /***/
    }),
    /* 35 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.PDFSinglePageViewer = undefined;

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        var _get = function get(object, property, receiver) {
            if (object === null) object = Function.prototype;
            var desc = Object.getOwnPropertyDescriptor(object, property);
            if (desc === undefined) {
                var parent = Object.getPrototypeOf(object);
                if (parent === null) {
                    return undefined;
                } else {
                    return get(parent, property, receiver);
                }
            } else if ("value" in desc) {
                return desc.value;
            } else {
                var getter = desc.get;
                if (getter === undefined) {
                    return undefined;
                }
                return getter.call(receiver);
            }
        };

        var _base_viewer = __webpack_require__(30);

        var _ui_utils = __webpack_require__(6);

        var _pdfjsLib = __webpack_require__(7);

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        function _possibleConstructorReturn(self, call) {
            if (!self) {
                throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
            }
            return call && (typeof call === "object" || typeof call === "function") ? call : self;
        }

        function _inherits(subClass, superClass) {
            if (typeof superClass !== "function" && superClass !== null) {
                throw new TypeError("Super expression must either be null or a function, not " + typeof superClass);
            }
            subClass.prototype = Object.create(superClass && superClass.prototype, {
                constructor: {
                    value: subClass,
                    enumerable: false,
                    writable: true,
                    configurable: true
                }
            });
            if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass;
        }

        var PDFSinglePageViewer = function (_BaseViewer) {
            _inherits(PDFSinglePageViewer, _BaseViewer);

            function PDFSinglePageViewer(options) {
                _classCallCheck(this, PDFSinglePageViewer);

                var _this = _possibleConstructorReturn(this, (PDFSinglePageViewer.__proto__ || Object.getPrototypeOf(PDFSinglePageViewer)).call(this, options));

                _this.eventBus.on('pagesinit', function (evt) {
                    _this._ensurePageViewVisible();
                });
                return _this;
            }

            _createClass(PDFSinglePageViewer, [{
                key: '_resetView',
                value: function _resetView() {
                    _get(PDFSinglePageViewer.prototype.__proto__ || Object.getPrototypeOf(PDFSinglePageViewer.prototype), '_resetView', this).call(this);
                    this._previousPageNumber = 1;
                    this._shadowViewer = document.createDocumentFragment();
                }
            }, {
                key: '_ensurePageViewVisible',
                value: function _ensurePageViewVisible() {
                    var pageView = this._pages[this._currentPageNumber - 1];
                    var previousPageView = this._pages[this._previousPageNumber - 1];
                    var viewerNodes = this.viewer.childNodes;
                    switch (viewerNodes.length) {
                        case 0:
                            this.viewer.appendChild(pageView.div);
                            break;
                        case 1:
                            if (viewerNodes[0] !== previousPageView.div) {
                                throw new Error('_ensurePageViewVisible: Unexpected previously visible page.');
                            }
                            if (pageView === previousPageView) {
                                break;
                            }
                            this._shadowViewer.appendChild(previousPageView.div);
                            this.viewer.appendChild(pageView.div);
                            this.container.scrollTop = 0;
                            break;
                        default:
                            throw new Error('_ensurePageViewVisible: Only one page should be visible at a time.');
                    }
                    this._previousPageNumber = this._currentPageNumber;
                }
            }, {
                key: '_scrollUpdate',
                value: function _scrollUpdate() {
                    if (this._updateScrollDown) {
                        this._updateScrollDown();
                    }
                    _get(PDFSinglePageViewer.prototype.__proto__ || Object.getPrototypeOf(PDFSinglePageViewer.prototype), '_scrollUpdate', this).call(this);
                }
            }, {
                key: '_scrollIntoView',
                value: function _scrollIntoView(_ref) {
                    var _this2 = this;

                    var pageDiv = _ref.pageDiv,
                        _ref$pageSpot = _ref.pageSpot,
                        pageSpot = _ref$pageSpot === undefined ? null : _ref$pageSpot,
                        _ref$pageNumber = _ref.pageNumber,
                        pageNumber = _ref$pageNumber === undefined ? null : _ref$pageNumber;

                    if (pageNumber) {
                        this._setCurrentPageNumber(pageNumber);
                    }
                    var scrolledDown = this._currentPageNumber >= this._previousPageNumber;
                    var previousLocation = this._location;
                    this._ensurePageViewVisible();
                    (0, _ui_utils.scrollIntoView)(pageDiv, pageSpot);
                    this._updateScrollDown = function () {
                        _this2.scroll.down = scrolledDown;
                        delete _this2._updateScrollDown;
                    };
                    setTimeout(function () {
                        if (_this2._location === previousLocation) {
                            if (_this2._updateScrollDown) {
                                _this2._updateScrollDown();
                            }
                            _this2.update();
                        }
                    }, 0);
                }
            }, {
                key: '_getVisiblePages',
                value: function _getVisiblePages() {
                    if (!this.pagesCount) {
                        return {views: []};
                    }
                    var pageView = this._pages[this._currentPageNumber - 1];
                    var element = pageView.div;
                    var view = {
                        id: pageView.id,
                        x: element.offsetLeft + element.clientLeft,
                        y: element.offsetTop + element.clientTop,
                        view: pageView
                    };
                    return {
                        first: view,
                        last: view,
                        views: [view]
                    };
                }
            }, {
                key: 'update',
                value: function update() {
                    var visible = this._getVisiblePages();
                    var visiblePages = visible.views,
                        numVisiblePages = visiblePages.length;
                    if (numVisiblePages === 0) {
                        return;
                    }
                    this._resizeBuffer(numVisiblePages);
                    this.renderingQueue.renderHighestPriority(visible);
                    this._updateLocation(visible.first);
                    this.eventBus.dispatch('updateviewarea', {
                        source: this,
                        location: this._location
                    });
                }
            }, {
                key: '_updateScrollMode',
                value: function _updateScrollMode() {
                }
            }, {
                key: '_updateSpreadMode',
                value: function _updateSpreadMode() {
                }
            }, {
                key: '_setDocumentViewerElement',
                get: function get() {
                    return (0, _pdfjsLib.shadow)(this, '_setDocumentViewerElement', this._shadowViewer);
                }
            }, {
                key: '_isScrollModeHorizontal',
                get: function get() {
                    return (0, _pdfjsLib.shadow)(this, '_isScrollModeHorizontal', false);
                }
            }]);

            return PDFSinglePageViewer;
        }(_base_viewer.BaseViewer);

        exports.PDFSinglePageViewer = PDFSinglePageViewer;

        /***/
    }),
    /* 36 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.Toolbar = undefined;

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        var _ui_utils = __webpack_require__(6);

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        var PAGE_NUMBER_LOADING_INDICATOR = 'visiblePageIsLoading';
        var SCALE_SELECT_CONTAINER_PADDING = 8;
        var SCALE_SELECT_PADDING = 22;

        var Toolbar = function () {
            function Toolbar(options, eventBus) {
                var l10n = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : _ui_utils.NullL10n;

                _classCallCheck(this, Toolbar);

                this.toolbar = options.container;
                this.eventBus = eventBus;
                this.l10n = l10n;
                this.items = options;
                this._wasLocalized = false;
                this.reset();
                this._bindListeners();
            }

            _createClass(Toolbar, [{
                key: 'setPageNumber',
                value: function setPageNumber(pageNumber, pageLabel) {
                    this.pageNumber = pageNumber;
                    this.pageLabel = pageLabel;
                    this._updateUIState(false);
                }
            }, {
                key: 'setPagesCount',
                value: function setPagesCount(pagesCount, hasPageLabels) {
                    this.pagesCount = pagesCount;
                    this.hasPageLabels = hasPageLabels;
                    this._updateUIState(true);
                }
            }, {
                key: 'setPageScale',
                value: function setPageScale(pageScaleValue, pageScale) {
                    this.pageScaleValue = (pageScaleValue || pageScale).toString();
                    this.pageScale = pageScale;
                    this._updateUIState(false);
                }
            }, {
                key: 'reset',
                value: function reset() {
                    this.pageNumber = 0;
                    this.pageLabel = null;
                    this.hasPageLabels = false;
                    this.pagesCount = 0;
                    this.pageScaleValue = _ui_utils.DEFAULT_SCALE_VALUE;
                    this.pageScale = _ui_utils.DEFAULT_SCALE;
                    this._updateUIState(true);
                }
            }, {
                key: '_bindListeners',
                value: function _bindListeners() {
                    var _this = this;

                    var eventBus = this.eventBus,
                        items = this.items;

                    var self = this;
                    items.previous.addEventListener('click', function () {
                        eventBus.dispatch('previouspage', {source: self});
                    });
                    items.next.addEventListener('click', function () {
                        eventBus.dispatch('nextpage', {source: self});
                    });
                    items.zoomIn.addEventListener('click', function () {
                        eventBus.dispatch('zoomin', {source: self});
                    });
                    items.zoomOut.addEventListener('click', function () {
                        eventBus.dispatch('zoomout', {source: self});
                    });
                    items.pageNumber.addEventListener('click', function () {
                        this.select();
                    });
                    items.pageNumber.addEventListener('change', function () {
                        eventBus.dispatch('pagenumberchanged', {
                            source: self,
                            value: this.value
                        });
                    });
                    items.scaleSelect.addEventListener('change', function () {
                        if (this.value === 'custom') {
                            return;
                        }
                        eventBus.dispatch('scalechanged', {
                            source: self,
                            value: this.value
                        });
                    });
                    items.presentationModeButton.addEventListener('click', function () {
                        eventBus.dispatch('presentationmode', {source: self});
                    });
                    items.openFile.addEventListener('click', function () {
                        eventBus.dispatch('openfile', {source: self});
                    });
                    items.print.addEventListener('click', function () {
                        eventBus.dispatch('print', {source: self});
                    });
                    items.download.addEventListener('click', function () {
                        eventBus.dispatch('download', {source: self});
                    });
                    items.scaleSelect.oncontextmenu = _ui_utils.noContextMenuHandler;
                    eventBus.on('localized', function () {
                        _this._localized();
                    });
                }
            }, {
                key: '_localized',
                value: function _localized() {
                    this._wasLocalized = true;
                    this._adjustScaleWidth();
                    this._updateUIState(true);
                }
            }, {
                key: '_updateUIState',
                value: function _updateUIState() {
                    var resetNumPages = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;

                    if (!this._wasLocalized) {
                        return;
                    }
                    var pageNumber = this.pageNumber,
                        pagesCount = this.pagesCount,
                        pageScaleValue = this.pageScaleValue,
                        pageScale = this.pageScale,
                        items = this.items;

                    if (resetNumPages) {
                        if (this.hasPageLabels) {
                            items.pageNumber.type = 'text';
                        } else {
                            items.pageNumber.type = 'number';
                            this.l10n.get('of_pages', {pagesCount: pagesCount}, 'of {{pagesCount}}').then(function (msg) {
                                items.numPages.textContent = msg;
                            });
                        }
                        items.pageNumber.max = pagesCount;
                    }
                    if (this.hasPageLabels) {
                        items.pageNumber.value = this.pageLabel;
                        this.l10n.get('page_of_pages', {
                            pageNumber: pageNumber,
                            pagesCount: pagesCount
                        }, '({{pageNumber}} of {{pagesCount}})').then(function (msg) {
                            items.numPages.textContent = msg;
                        });
                    } else {
                        items.pageNumber.value = pageNumber;
                    }
                    items.previous.disabled = pageNumber <= 1;
                    items.next.disabled = pageNumber >= pagesCount;
                    items.zoomOut.disabled = pageScale <= _ui_utils.MIN_SCALE;
                    items.zoomIn.disabled = pageScale >= _ui_utils.MAX_SCALE;
                    var customScale = Math.round(pageScale * 10000) / 100;
                    this.l10n.get('page_scale_percent', {scale: customScale}, '{{scale}}%').then(function (msg) {
                        var options = items.scaleSelect.options;
                        var predefinedValueFound = false;
                        for (var i = 0, ii = options.length; i < ii; i++) {
                            var option = options[i];
                            if (option.value !== pageScaleValue) {
                                option.selected = false;
                                continue;
                            }
                            option.selected = true;
                            predefinedValueFound = true;
                        }
                        if (!predefinedValueFound) {
                            items.customScaleOption.textContent = msg;
                            items.customScaleOption.selected = true;
                        }
                    });
                }
            }, {
                key: 'updateLoadingIndicatorState',
                value: function updateLoadingIndicatorState() {
                    var loading = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;

                    var pageNumberInput = this.items.pageNumber;
                    pageNumberInput.classList.toggle(PAGE_NUMBER_LOADING_INDICATOR, loading);
                }
            }, {
                key: '_adjustScaleWidth',
                value: function _adjustScaleWidth() {
                    var container = this.items.scaleSelectContainer;
                    var select = this.items.scaleSelect;
                    _ui_utils.animationStarted.then(function () {
                        if (container.clientWidth === 0) {
                            container.setAttribute('style', 'display: inherit;');
                        }
                        if (container.clientWidth > 0) {
                            select.setAttribute('style', 'min-width: inherit;');
                            var width = select.clientWidth + SCALE_SELECT_CONTAINER_PADDING;
                            select.setAttribute('style', 'min-width: ' + (width + SCALE_SELECT_PADDING) + 'px;');
                            container.setAttribute('style', 'min-width: ' + width + 'px; ' + 'max-width: ' + width + 'px;');
                        }
                    });
                }
            }]);

            return Toolbar;
        }();

        exports.Toolbar = Toolbar;

        /***/
    }),
    /* 37 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.ViewHistory = undefined;

        var _regenerator = __webpack_require__(2);

        var _regenerator2 = _interopRequireDefault(_regenerator);

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        function _interopRequireDefault(obj) {
            return obj && obj.__esModule ? obj : {default: obj};
        }

        function _asyncToGenerator(fn) {
            return function () {
                var gen = fn.apply(this, arguments);
                return new Promise(function (resolve, reject) {
                    function step(key, arg) {
                        try {
                            var info = gen[key](arg);
                            var value = info.value;
                        } catch (error) {
                            reject(error);
                            return;
                        }
                        if (info.done) {
                            resolve(value);
                        } else {
                            return Promise.resolve(value).then(function (value) {
                                step("next", value);
                            }, function (err) {
                                step("throw", err);
                            });
                        }
                    }

                    return step("next");
                });
            };
        }

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        var DEFAULT_VIEW_HISTORY_CACHE_SIZE = 20;

        var ViewHistory = function () {
            function ViewHistory(fingerprint) {
                var _this = this;

                var cacheSize = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : DEFAULT_VIEW_HISTORY_CACHE_SIZE;

                _classCallCheck(this, ViewHistory);

                this.fingerprint = fingerprint;
                this.cacheSize = cacheSize;
                this._initializedPromise = this._readFromStorage().then(function (databaseStr) {
                    var database = JSON.parse(databaseStr || '{}');
                    if (!('files' in database)) {
                        database.files = [];
                    } else {
                        while (database.files.length >= _this.cacheSize) {
                            database.files.shift();
                        }
                    }
                    var index = -1;
                    for (var i = 0, length = database.files.length; i < length; i++) {
                        var branch = database.files[i];
                        if (branch.fingerprint === _this.fingerprint) {
                            index = i;
                            break;
                        }
                    }
                    if (index === -1) {
                        index = database.files.push({fingerprint: _this.fingerprint}) - 1;
                    }
                    _this.file = database.files[index];
                    _this.database = database;
                });
            }

            _createClass(ViewHistory, [{
                key: '_writeToStorage',
                value: function () {
                    var _ref = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee() {
                        var databaseStr;
                        return _regenerator2.default.wrap(function _callee$(_context) {
                            while (1) {
                                switch (_context.prev = _context.next) {
                                    case 0:
                                        databaseStr = JSON.stringify(this.database);

                                        localStorage.setItem('pdfjs.history', databaseStr);

                                    case 2:
                                    case 'end':
                                        return _context.stop();
                                }
                            }
                        }, _callee, this);
                    }));

                    function _writeToStorage() {
                        return _ref.apply(this, arguments);
                    }

                    return _writeToStorage;
                }()
            }, {
                key: '_readFromStorage',
                value: function () {
                    var _ref2 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee2() {
                        return _regenerator2.default.wrap(function _callee2$(_context2) {
                            while (1) {
                                switch (_context2.prev = _context2.next) {
                                    case 0:
                                        return _context2.abrupt('return', localStorage.getItem('pdfjs.history'));

                                    case 1:
                                    case 'end':
                                        return _context2.stop();
                                }
                            }
                        }, _callee2, this);
                    }));

                    function _readFromStorage() {
                        return _ref2.apply(this, arguments);
                    }

                    return _readFromStorage;
                }()
            }, {
                key: 'set',
                value: function () {
                    var _ref3 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee3(name, val) {
                        return _regenerator2.default.wrap(function _callee3$(_context3) {
                            while (1) {
                                switch (_context3.prev = _context3.next) {
                                    case 0:
                                        _context3.next = 2;
                                        return this._initializedPromise;

                                    case 2:
                                        this.file[name] = val;
                                        return _context3.abrupt('return', this._writeToStorage());

                                    case 4:
                                    case 'end':
                                        return _context3.stop();
                                }
                            }
                        }, _callee3, this);
                    }));

                    function set(_x2, _x3) {
                        return _ref3.apply(this, arguments);
                    }

                    return set;
                }()
            }, {
                key: 'setMultiple',
                value: function () {
                    var _ref4 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee4(properties) {
                        var name;
                        return _regenerator2.default.wrap(function _callee4$(_context4) {
                            while (1) {
                                switch (_context4.prev = _context4.next) {
                                    case 0:
                                        _context4.next = 2;
                                        return this._initializedPromise;

                                    case 2:
                                        for (name in properties) {
                                            this.file[name] = properties[name];
                                        }
                                        return _context4.abrupt('return', this._writeToStorage());

                                    case 4:
                                    case 'end':
                                        return _context4.stop();
                                }
                            }
                        }, _callee4, this);
                    }));

                    function setMultiple(_x4) {
                        return _ref4.apply(this, arguments);
                    }

                    return setMultiple;
                }()
            }, {
                key: 'get',
                value: function () {
                    var _ref5 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee5(name, defaultValue) {
                        var val;
                        return _regenerator2.default.wrap(function _callee5$(_context5) {
                            while (1) {
                                switch (_context5.prev = _context5.next) {
                                    case 0:
                                        _context5.next = 2;
                                        return this._initializedPromise;

                                    case 2:
                                        val = this.file[name];
                                        return _context5.abrupt('return', val !== undefined ? val : defaultValue);

                                    case 4:
                                    case 'end':
                                        return _context5.stop();
                                }
                            }
                        }, _callee5, this);
                    }));

                    function get(_x5, _x6) {
                        return _ref5.apply(this, arguments);
                    }

                    return get;
                }()
            }, {
                key: 'getMultiple',
                value: function () {
                    var _ref6 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee6(properties) {
                        var values, name, val;
                        return _regenerator2.default.wrap(function _callee6$(_context6) {
                            while (1) {
                                switch (_context6.prev = _context6.next) {
                                    case 0:
                                        _context6.next = 2;
                                        return this._initializedPromise;

                                    case 2:
                                        values = Object.create(null);

                                        for (name in properties) {
                                            val = this.file[name];

                                            values[name] = val !== undefined ? val : properties[name];
                                        }
                                        return _context6.abrupt('return', values);

                                    case 5:
                                    case 'end':
                                        return _context6.stop();
                                }
                            }
                        }, _callee6, this);
                    }));

                    function getMultiple(_x7) {
                        return _ref6.apply(this, arguments);
                    }

                    return getMultiple;
                }()
            }]);

            return ViewHistory;
        }();

        exports.ViewHistory = ViewHistory;

        /***/
    }),
    /* 38 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.GenericCom = undefined;

        var _regenerator = __webpack_require__(2);

        var _regenerator2 = _interopRequireDefault(_regenerator);

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        var _app = __webpack_require__(1);

        var _preferences = __webpack_require__(39);

        var _download_manager = __webpack_require__(40);

        var _genericl10n = __webpack_require__(41);

        function _interopRequireDefault(obj) {
            return obj && obj.__esModule ? obj : {default: obj};
        }

        function _asyncToGenerator(fn) {
            return function () {
                var gen = fn.apply(this, arguments);
                return new Promise(function (resolve, reject) {
                    function step(key, arg) {
                        try {
                            var info = gen[key](arg);
                            var value = info.value;
                        } catch (error) {
                            reject(error);
                            return;
                        }
                        if (info.done) {
                            resolve(value);
                        } else {
                            return Promise.resolve(value).then(function (value) {
                                step("next", value);
                            }, function (err) {
                                step("throw", err);
                            });
                        }
                    }

                    return step("next");
                });
            };
        }

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        function _possibleConstructorReturn(self, call) {
            if (!self) {
                throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
            }
            return call && (typeof call === "object" || typeof call === "function") ? call : self;
        }

        function _inherits(subClass, superClass) {
            if (typeof superClass !== "function" && superClass !== null) {
                throw new TypeError("Super expression must either be null or a function, not " + typeof superClass);
            }
            subClass.prototype = Object.create(superClass && superClass.prototype, {
                constructor: {
                    value: subClass,
                    enumerable: false,
                    writable: true,
                    configurable: true
                }
            });
            if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass;
        }

        ;
        var GenericCom = {};

        var GenericPreferences = function (_BasePreferences) {
            _inherits(GenericPreferences, _BasePreferences);

            function GenericPreferences() {
                _classCallCheck(this, GenericPreferences);

                return _possibleConstructorReturn(this, (GenericPreferences.__proto__ || Object.getPrototypeOf(GenericPreferences)).apply(this, arguments));
            }

            _createClass(GenericPreferences, [{
                key: '_writeToStorage',
                value: function () {
                    var _ref = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee(prefObj) {
                        return _regenerator2.default.wrap(function _callee$(_context) {
                            while (1) {
                                switch (_context.prev = _context.next) {
                                    case 0:
                                        localStorage.setItem('pdfjs.preferences', JSON.stringify(prefObj));

                                    case 1:
                                    case 'end':
                                        return _context.stop();
                                }
                            }
                        }, _callee, this);
                    }));

                    function _writeToStorage(_x) {
                        return _ref.apply(this, arguments);
                    }

                    return _writeToStorage;
                }()
            }, {
                key: '_readFromStorage',
                value: function () {
                    var _ref2 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee2(prefObj) {
                        return _regenerator2.default.wrap(function _callee2$(_context2) {
                            while (1) {
                                switch (_context2.prev = _context2.next) {
                                    case 0:
                                        return _context2.abrupt('return', JSON.parse(localStorage.getItem('pdfjs.preferences')));

                                    case 1:
                                    case 'end':
                                        return _context2.stop();
                                }
                            }
                        }, _callee2, this);
                    }));

                    function _readFromStorage(_x2) {
                        return _ref2.apply(this, arguments);
                    }

                    return _readFromStorage;
                }()
            }]);

            return GenericPreferences;
        }(_preferences.BasePreferences);

        var GenericExternalServices = Object.create(_app.DefaultExternalServices);
        GenericExternalServices.createDownloadManager = function (options) {
            return new _download_manager.DownloadManager(options);
        };
        GenericExternalServices.createPreferences = function () {
            return new GenericPreferences();
        };
        GenericExternalServices.createL10n = function (_ref3) {
            var _ref3$locale = _ref3.locale,
                locale = _ref3$locale === undefined ? 'en-US' : _ref3$locale;

            return new _genericl10n.GenericL10n(locale);
        };
        _app.PDFViewerApplication.externalServices = GenericExternalServices;
        exports.GenericCom = GenericCom;

        /***/
    }),
    /* 39 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.BasePreferences = undefined;

        var _regenerator = __webpack_require__(2);

        var _regenerator2 = _interopRequireDefault(_regenerator);

        var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) {
            return typeof obj;
        } : function (obj) {
            return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
        };

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        function _interopRequireDefault(obj) {
            return obj && obj.__esModule ? obj : {default: obj};
        }

        function _asyncToGenerator(fn) {
            return function () {
                var gen = fn.apply(this, arguments);
                return new Promise(function (resolve, reject) {
                    function step(key, arg) {
                        try {
                            var info = gen[key](arg);
                            var value = info.value;
                        } catch (error) {
                            reject(error);
                            return;
                        }
                        if (info.done) {
                            resolve(value);
                        } else {
                            return Promise.resolve(value).then(function (value) {
                                step("next", value);
                            }, function (err) {
                                step("throw", err);
                            });
                        }
                    }

                    return step("next");
                });
            };
        }

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        var defaultPreferences = null;

        function getDefaultPreferences() {
            if (!defaultPreferences) {
                defaultPreferences = Promise.resolve({
                    "showPreviousViewOnLoad": true,
                    "defaultZoomValue": "",
                    "sidebarViewOnLoad": 0,
                    "cursorToolOnLoad": 0,
                    "enableWebGL": false,
                    "eventBusDispatchToDOM": false,
                    "pdfBugEnabled": false,
                    "disableRange": false,
                    "disableStream": false,
                    "disableAutoFetch": false,
                    "disableFontFace": false,
                    "textLayerMode": 1,
                    "useOnlyCssZoom": false,
                    "externalLinkTarget": 0,
                    "renderer": "canvas",
                    "renderInteractiveForms": false,
                    "enablePrintAutoRotate": false,
                    "disablePageMode": false,
                    "disablePageLabels": false,
                    "scrollModeOnLoad": 0,
                    "spreadModeOnLoad": 0
                });
            }
            return defaultPreferences;
        }

        var BasePreferences = function () {
            function BasePreferences() {
                var _this = this;

                _classCallCheck(this, BasePreferences);

                if (this.constructor === BasePreferences) {
                    throw new Error('Cannot initialize BasePreferences.');
                }
                this.prefs = null;
                this._initializedPromise = getDefaultPreferences().then(function (defaults) {
                    Object.defineProperty(_this, 'defaults', {
                        value: Object.freeze(defaults),
                        writable: false,
                        enumerable: true,
                        configurable: false
                    });
                    _this.prefs = Object.assign(Object.create(null), defaults);
                    return _this._readFromStorage(defaults);
                }).then(function (prefs) {
                    if (!prefs) {
                        return;
                    }
                    for (var name in prefs) {
                        var defaultValue = _this.defaults[name],
                            prefValue = prefs[name];
                        if (defaultValue === undefined || (typeof prefValue === "undefined" ? "undefined" : _typeof(prefValue)) !== (typeof defaultValue === "undefined" ? "undefined" : _typeof(defaultValue))) {
                            continue;
                        }
                        _this.prefs[name] = prefValue;
                    }
                });
            }

            _createClass(BasePreferences, [{
                key: "_writeToStorage",
                value: function () {
                    var _ref = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee(prefObj) {
                        return _regenerator2.default.wrap(function _callee$(_context) {
                            while (1) {
                                switch (_context.prev = _context.next) {
                                    case 0:
                                        throw new Error('Not implemented: _writeToStorage');

                                    case 1:
                                    case "end":
                                        return _context.stop();
                                }
                            }
                        }, _callee, this);
                    }));

                    function _writeToStorage(_x) {
                        return _ref.apply(this, arguments);
                    }

                    return _writeToStorage;
                }()
            }, {
                key: "_readFromStorage",
                value: function () {
                    var _ref2 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee2(prefObj) {
                        return _regenerator2.default.wrap(function _callee2$(_context2) {
                            while (1) {
                                switch (_context2.prev = _context2.next) {
                                    case 0:
                                        throw new Error('Not implemented: _readFromStorage');

                                    case 1:
                                    case "end":
                                        return _context2.stop();
                                }
                            }
                        }, _callee2, this);
                    }));

                    function _readFromStorage(_x2) {
                        return _ref2.apply(this, arguments);
                    }

                    return _readFromStorage;
                }()
            }, {
                key: "reset",
                value: function () {
                    var _ref3 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee3() {
                        return _regenerator2.default.wrap(function _callee3$(_context3) {
                            while (1) {
                                switch (_context3.prev = _context3.next) {
                                    case 0:
                                        _context3.next = 2;
                                        return this._initializedPromise;

                                    case 2:
                                        this.prefs = Object.assign(Object.create(null), this.defaults);
                                        return _context3.abrupt("return", this._writeToStorage(this.defaults));

                                    case 4:
                                    case "end":
                                        return _context3.stop();
                                }
                            }
                        }, _callee3, this);
                    }));

                    function reset() {
                        return _ref3.apply(this, arguments);
                    }

                    return reset;
                }()
            }, {
                key: "set",
                value: function () {
                    var _ref4 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee4(name, value) {
                        var defaultValue, valueType, defaultType;
                        return _regenerator2.default.wrap(function _callee4$(_context4) {
                            while (1) {
                                switch (_context4.prev = _context4.next) {
                                    case 0:
                                        _context4.next = 2;
                                        return this._initializedPromise;

                                    case 2:
                                        defaultValue = this.defaults[name];

                                        if (!(defaultValue === undefined)) {
                                            _context4.next = 7;
                                            break;
                                        }

                                        throw new Error("Set preference: \"" + name + "\" is undefined.");

                                    case 7:
                                        if (!(value === undefined)) {
                                            _context4.next = 9;
                                            break;
                                        }

                                        throw new Error('Set preference: no value is specified.');

                                    case 9:
                                        valueType = typeof value === "undefined" ? "undefined" : _typeof(value);
                                        defaultType = typeof defaultValue === "undefined" ? "undefined" : _typeof(defaultValue);

                                        if (!(valueType !== defaultType)) {
                                            _context4.next = 19;
                                            break;
                                        }

                                        if (!(valueType === 'number' && defaultType === 'string')) {
                                            _context4.next = 16;
                                            break;
                                        }

                                        value = value.toString();
                                        _context4.next = 17;
                                        break;

                                    case 16:
                                        throw new Error("Set preference: \"" + value + "\" is a " + valueType + ", " + ("expected a " + defaultType + "."));

                                    case 17:
                                        _context4.next = 21;
                                        break;

                                    case 19:
                                        if (!(valueType === 'number' && !Number.isInteger(value))) {
                                            _context4.next = 21;
                                            break;
                                        }

                                        throw new Error("Set preference: \"" + value + "\" must be an integer.");

                                    case 21:
                                        this.prefs[name] = value;
                                        return _context4.abrupt("return", this._writeToStorage(this.prefs));

                                    case 23:
                                    case "end":
                                        return _context4.stop();
                                }
                            }
                        }, _callee4, this);
                    }));

                    function set(_x3, _x4) {
                        return _ref4.apply(this, arguments);
                    }

                    return set;
                }()
            }, {
                key: "get",
                value: function () {
                    var _ref5 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee5(name) {
                        var defaultValue, prefValue;
                        return _regenerator2.default.wrap(function _callee5$(_context5) {
                            while (1) {
                                switch (_context5.prev = _context5.next) {
                                    case 0:
                                        _context5.next = 2;
                                        return this._initializedPromise;

                                    case 2:
                                        defaultValue = this.defaults[name];

                                        if (!(defaultValue === undefined)) {
                                            _context5.next = 7;
                                            break;
                                        }

                                        throw new Error("Get preference: \"" + name + "\" is undefined.");

                                    case 7:
                                        prefValue = this.prefs[name];

                                        if (!(prefValue !== undefined)) {
                                            _context5.next = 10;
                                            break;
                                        }

                                        return _context5.abrupt("return", prefValue);

                                    case 10:
                                        return _context5.abrupt("return", defaultValue);

                                    case 11:
                                    case "end":
                                        return _context5.stop();
                                }
                            }
                        }, _callee5, this);
                    }));

                    function get(_x5) {
                        return _ref5.apply(this, arguments);
                    }

                    return get;
                }()
            }, {
                key: "getAll",
                value: function () {
                    var _ref6 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee6() {
                        return _regenerator2.default.wrap(function _callee6$(_context6) {
                            while (1) {
                                switch (_context6.prev = _context6.next) {
                                    case 0:
                                        _context6.next = 2;
                                        return this._initializedPromise;

                                    case 2:
                                        return _context6.abrupt("return", Object.assign(Object.create(null), this.defaults, this.prefs));

                                    case 3:
                                    case "end":
                                        return _context6.stop();
                                }
                            }
                        }, _callee6, this);
                    }));

                    function getAll() {
                        return _ref6.apply(this, arguments);
                    }

                    return getAll;
                }()
            }]);

            return BasePreferences;
        }();

        exports.BasePreferences = BasePreferences;

        /***/
    }),
    /* 40 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.DownloadManager = undefined;

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        var _pdfjsLib = __webpack_require__(7);

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        ;
        var DISABLE_CREATE_OBJECT_URL = _pdfjsLib.apiCompatibilityParams.disableCreateObjectURL || false;

        function _download(blobUrl, filename) {
            var a = document.createElement('a');
            if (!a.click) {
                throw new Error('DownloadManager: "a.click()" is not supported.');
            }
            a.href = blobUrl;
            a.target = '_parent';
            if ('download' in a) {
                a.download = filename;
            }
            (document.body || document.documentElement).appendChild(a);
            a.click();
            a.remove();
        }

        var DownloadManager = function () {
            function DownloadManager(_ref) {
                var _ref$disableCreateObj = _ref.disableCreateObjectURL,
                    disableCreateObjectURL = _ref$disableCreateObj === undefined ? DISABLE_CREATE_OBJECT_URL : _ref$disableCreateObj;

                _classCallCheck(this, DownloadManager);

                this.disableCreateObjectURL = disableCreateObjectURL;
            }

            _createClass(DownloadManager, [{
                key: 'downloadUrl',
                value: function downloadUrl(url, filename) {
                    if (!(0, _pdfjsLib.createValidAbsoluteUrl)(url, 'http://example.com')) {
                        return;
                    }
                    _download(url + '#pdfjs.action=download', filename);
                }
            }, {
                key: 'downloadData',
                value: function downloadData(data, filename, contentType) {
                    if (navigator.msSaveBlob) {
                        return navigator.msSaveBlob(new Blob([data], {type: contentType}), filename);
                    }
                    var blobUrl = (0, _pdfjsLib.createObjectURL)(data, contentType, this.disableCreateObjectURL);
                    _download(blobUrl, filename);
                }
            }, {
                key: 'download',
                value: function download(blob, url, filename) {
                    if (navigator.msSaveBlob) {
                        if (!navigator.msSaveBlob(blob, filename)) {
                            this.downloadUrl(url, filename);
                        }
                        return;
                    }
                    if (this.disableCreateObjectURL) {
                        this.downloadUrl(url, filename);
                        return;
                    }
                    var blobUrl = _pdfjsLib.URL.createObjectURL(blob);
                    _download(blobUrl, filename);
                }
            }]);

            return DownloadManager;
        }();

        exports.DownloadManager = DownloadManager;

        /***/
    }),
    /* 41 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.GenericL10n = undefined;

        var _regenerator = __webpack_require__(2);

        var _regenerator2 = _interopRequireDefault(_regenerator);

        var _createClass = function () {
            function defineProperties(target, props) {
                for (var i = 0; i < props.length; i++) {
                    var descriptor = props[i];
                    descriptor.enumerable = descriptor.enumerable || false;
                    descriptor.configurable = true;
                    if ("value" in descriptor) descriptor.writable = true;
                    Object.defineProperty(target, descriptor.key, descriptor);
                }
            }

            return function (Constructor, protoProps, staticProps) {
                if (protoProps) defineProperties(Constructor.prototype, protoProps);
                if (staticProps) defineProperties(Constructor, staticProps);
                return Constructor;
            };
        }();

        __webpack_require__(42);

        function _interopRequireDefault(obj) {
            return obj && obj.__esModule ? obj : {default: obj};
        }

        function _asyncToGenerator(fn) {
            return function () {
                var gen = fn.apply(this, arguments);
                return new Promise(function (resolve, reject) {
                    function step(key, arg) {
                        try {
                            var info = gen[key](arg);
                            var value = info.value;
                        } catch (error) {
                            reject(error);
                            return;
                        }
                        if (info.done) {
                            resolve(value);
                        } else {
                            return Promise.resolve(value).then(function (value) {
                                step("next", value);
                            }, function (err) {
                                step("throw", err);
                            });
                        }
                    }

                    return step("next");
                });
            };
        }

        function _classCallCheck(instance, Constructor) {
            if (!(instance instanceof Constructor)) {
                throw new TypeError("Cannot call a class as a function");
            }
        }

        var webL10n = document.webL10n;

        var GenericL10n = function () {
            function GenericL10n(lang) {
                _classCallCheck(this, GenericL10n);

                this._lang = lang;
                this._ready = new Promise(function (resolve, reject) {
                    webL10n.setLanguage(lang, function () {
                        resolve(webL10n);
                    });
                });
            }

            _createClass(GenericL10n, [{
                key: 'getLanguage',
                value: function () {
                    var _ref = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee() {
                        var l10n;
                        return _regenerator2.default.wrap(function _callee$(_context) {
                            while (1) {
                                switch (_context.prev = _context.next) {
                                    case 0:
                                        _context.next = 2;
                                        return this._ready;

                                    case 2:
                                        l10n = _context.sent;
                                        return _context.abrupt('return', l10n.getLanguage());

                                    case 4:
                                    case 'end':
                                        return _context.stop();
                                }
                            }
                        }, _callee, this);
                    }));

                    function getLanguage() {
                        return _ref.apply(this, arguments);
                    }

                    return getLanguage;
                }()
            }, {
                key: 'getDirection',
                value: function () {
                    var _ref2 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee2() {
                        var l10n;
                        return _regenerator2.default.wrap(function _callee2$(_context2) {
                            while (1) {
                                switch (_context2.prev = _context2.next) {
                                    case 0:
                                        _context2.next = 2;
                                        return this._ready;

                                    case 2:
                                        l10n = _context2.sent;
                                        return _context2.abrupt('return', l10n.getDirection());

                                    case 4:
                                    case 'end':
                                        return _context2.stop();
                                }
                            }
                        }, _callee2, this);
                    }));

                    function getDirection() {
                        return _ref2.apply(this, arguments);
                    }

                    return getDirection;
                }()
            }, {
                key: 'get',
                value: function () {
                    var _ref3 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee3(property, args, fallback) {
                        var l10n;
                        return _regenerator2.default.wrap(function _callee3$(_context3) {
                            while (1) {
                                switch (_context3.prev = _context3.next) {
                                    case 0:
                                        _context3.next = 2;
                                        return this._ready;

                                    case 2:
                                        l10n = _context3.sent;
                                        return _context3.abrupt('return', l10n.get(property, args, fallback));

                                    case 4:
                                    case 'end':
                                        return _context3.stop();
                                }
                            }
                        }, _callee3, this);
                    }));

                    function get(_x, _x2, _x3) {
                        return _ref3.apply(this, arguments);
                    }

                    return get;
                }()
            }, {
                key: 'translate',
                value: function () {
                    var _ref4 = _asyncToGenerator(/*#__PURE__*/_regenerator2.default.mark(function _callee4(element) {
                        var l10n;
                        return _regenerator2.default.wrap(function _callee4$(_context4) {
                            while (1) {
                                switch (_context4.prev = _context4.next) {
                                    case 0:
                                        _context4.next = 2;
                                        return this._ready;

                                    case 2:
                                        l10n = _context4.sent;
                                        return _context4.abrupt('return', l10n.translate(element));

                                    case 4:
                                    case 'end':
                                        return _context4.stop();
                                }
                            }
                        }, _callee4, this);
                    }));

                    function translate(_x4) {
                        return _ref4.apply(this, arguments);
                    }

                    return translate;
                }()
            }]);

            return GenericL10n;
        }();

        exports.GenericL10n = GenericL10n;

        /***/
    }),
    /* 42 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        document.webL10n = function (window, document, undefined) {
            var gL10nData = {};
            var gTextData = '';
            var gTextProp = 'textContent';
            var gLanguage = '';
            var gMacros = {};
            var gReadyState = 'loading';
            var gAsyncResourceLoading = true;

            function getL10nResourceLinks() {
                return document.querySelectorAll('link[type="application/l10n"]');
            }

            function getL10nDictionary() {
                var script = document.querySelector('script[type="application/l10n"]');
                return script ? JSON.parse(script.innerHTML) : null;
            }

            function getTranslatableChildren(element) {
                return element ? element.querySelectorAll('*[data-l10n-id]') : [];
            }

            function getL10nAttributes(element) {
                if (!element) return {};
                var l10nId = element.getAttribute('data-l10n-id');
                var l10nArgs = element.getAttribute('data-l10n-args');
                var args = {};
                if (l10nArgs) {
                    try {
                        args = JSON.parse(l10nArgs);
                    } catch (e) {
                        console.warn('could not parse arguments for #' + l10nId);
                    }
                }
                return {
                    id: l10nId,
                    args: args
                };
            }

            function fireL10nReadyEvent(lang) {
                var evtObject = document.createEvent('Event');
                evtObject.initEvent('localized', true, false);
                evtObject.language = lang;
                document.dispatchEvent(evtObject);
            }

            function xhrLoadText(url, onSuccess, onFailure) {
                onSuccess = onSuccess || function _onSuccess(data) {
                };
                onFailure = onFailure || function _onFailure() {
                };
                var xhr = new XMLHttpRequest();
                xhr.open('GET', url, gAsyncResourceLoading);
                if (xhr.overrideMimeType) {
                    xhr.overrideMimeType('text/plain; charset=utf-8');
                }
                xhr.onreadystatechange = function () {
                    if (xhr.readyState == 4) {
                        if (xhr.status == 200 || xhr.status === 0) {
                            onSuccess(xhr.responseText);
                        } else {
                            onFailure();
                        }
                    }
                };
                xhr.onerror = onFailure;
                xhr.ontimeout = onFailure;
                try {
                    xhr.send(null);
                } catch (e) {
                    onFailure();
                }
            }

            function parseResource(href, lang, successCallback, failureCallback) {
                var baseURL = href.replace(/[^\/]*$/, '') || './';

                function evalString(text) {
                    if (text.lastIndexOf('\\') < 0) return text;
                    return text.replace(/\\\\/g, '\\').replace(/\\n/g, '\n').replace(/\\r/g, '\r').replace(/\\t/g, '\t').replace(/\\b/g, '\b').replace(/\\f/g, '\f').replace(/\\{/g, '{').replace(/\\}/g, '}').replace(/\\"/g, '"').replace(/\\'/g, "'");
                }

                function parseProperties(text, parsedPropertiesCallback) {
                    var dictionary = {};
                    var reBlank = /^\s*|\s*$/;
                    var reComment = /^\s*#|^\s*$/;
                    var reSection = /^\s*\[(.*)\]\s*$/;
                    var reImport = /^\s*@import\s+url\((.*)\)\s*$/i;
                    var reSplit = /^([^=\s]*)\s*=\s*(.+)$/;

                    function parseRawLines(rawText, extendedSyntax, parsedRawLinesCallback) {
                        var entries = rawText.replace(reBlank, '').split(/[\r\n]+/);
                        var currentLang = '*';
                        var genericLang = lang.split('-', 1)[0];
                        var skipLang = false;
                        var match = '';

                        function nextEntry() {
                            while (true) {
                                if (!entries.length) {
                                    parsedRawLinesCallback();
                                    return;
                                }
                                var line = entries.shift();
                                if (reComment.test(line)) continue;
                                if (extendedSyntax) {
                                    match = reSection.exec(line);
                                    if (match) {
                                        currentLang = match[1].toLowerCase();
                                        skipLang = currentLang !== '*' && currentLang !== lang && currentLang !== genericLang;
                                        continue;
                                    } else if (skipLang) {
                                        continue;
                                    }
                                    match = reImport.exec(line);
                                    if (match) {
                                        loadImport(baseURL + match[1], nextEntry);
                                        return;
                                    }
                                }
                                var tmp = line.match(reSplit);
                                if (tmp && tmp.length == 3) {
                                    dictionary[tmp[1]] = evalString(tmp[2]);
                                }
                            }
                        }

                        nextEntry();
                    }

                    function loadImport(url, callback) {
                        xhrLoadText(url, function (content) {
                            parseRawLines(content, false, callback);
                        }, function () {
                            console.warn(url + ' not found.');
                            callback();
                        });
                    }

                    parseRawLines(text, true, function () {
                        parsedPropertiesCallback(dictionary);
                    });
                }

                xhrLoadText(href, function (response) {
                    gTextData += response;
                    parseProperties(response, function (data) {
                        for (var key in data) {
                            var id,
                                prop,
                                index = key.lastIndexOf('.');
                            if (index > 0) {
                                id = key.substring(0, index);
                                prop = key.substring(index + 1);
                            } else {
                                id = key;
                                prop = gTextProp;
                            }
                            if (!gL10nData[id]) {
                                gL10nData[id] = {};
                            }
                            gL10nData[id][prop] = data[key];
                        }
                        if (successCallback) {
                            successCallback();
                        }
                    });
                }, failureCallback);
            }

            function loadLocale(lang, callback) {
                if (lang) {
                    lang = lang.toLowerCase();
                }
                callback = callback || function _callback() {
                };
                clear();
                gLanguage = lang;
                var langLinks = getL10nResourceLinks();
                var langCount = langLinks.length;
                if (langCount === 0) {
                    var dict = getL10nDictionary();
                    if (dict && dict.locales && dict.default_locale) {
                        console.log('using the embedded JSON directory, early way out');
                        gL10nData = dict.locales[lang];
                        if (!gL10nData) {
                            var defaultLocale = dict.default_locale.toLowerCase();
                            for (var anyCaseLang in dict.locales) {
                                anyCaseLang = anyCaseLang.toLowerCase();
                                if (anyCaseLang === lang) {
                                    gL10nData = dict.locales[lang];
                                    break;
                                } else if (anyCaseLang === defaultLocale) {
                                    gL10nData = dict.locales[defaultLocale];
                                }
                            }
                        }
                        callback();
                    } else {
                        console.log('no resource to load, early way out');
                    }
                    fireL10nReadyEvent(lang);
                    gReadyState = 'complete';
                    return;
                }
                var onResourceLoaded = null;
                var gResourceCount = 0;
                onResourceLoaded = function onResourceLoaded() {
                    gResourceCount++;
                    if (gResourceCount >= langCount) {
                        callback();
                        fireL10nReadyEvent(lang);
                        gReadyState = 'complete';
                    }
                };

                function L10nResourceLink(link) {
                    var href = link.href;
                    this.load = function (lang, callback) {
                        parseResource(href, lang, callback, function () {
                            console.warn(href + ' not found.');
                            console.warn('"' + lang + '" resource not found');
                            gLanguage = '';
                            callback();
                        });
                    };
                }

                for (var i = 0; i < langCount; i++) {
                    var resource = new L10nResourceLink(langLinks[i]);
                    resource.load(lang, onResourceLoaded);
                }
            }

            function clear() {
                gL10nData = {};
                gTextData = '';
                gLanguage = '';
            }

            function getPluralRules(lang) {
                var locales2rules = {
                    'af': 3,
                    'ak': 4,
                    'am': 4,
                    'ar': 1,
                    'asa': 3,
                    'az': 0,
                    'be': 11,
                    'bem': 3,
                    'bez': 3,
                    'bg': 3,
                    'bh': 4,
                    'bm': 0,
                    'bn': 3,
                    'bo': 0,
                    'br': 20,
                    'brx': 3,
                    'bs': 11,
                    'ca': 3,
                    'cgg': 3,
                    'chr': 3,
                    'cs': 12,
                    'cy': 17,
                    'da': 3,
                    'de': 3,
                    'dv': 3,
                    'dz': 0,
                    'ee': 3,
                    'el': 3,
                    'en': 3,
                    'eo': 3,
                    'es': 3,
                    'et': 3,
                    'eu': 3,
                    'fa': 0,
                    'ff': 5,
                    'fi': 3,
                    'fil': 4,
                    'fo': 3,
                    'fr': 5,
                    'fur': 3,
                    'fy': 3,
                    'ga': 8,
                    'gd': 24,
                    'gl': 3,
                    'gsw': 3,
                    'gu': 3,
                    'guw': 4,
                    'gv': 23,
                    'ha': 3,
                    'haw': 3,
                    'he': 2,
                    'hi': 4,
                    'hr': 11,
                    'hu': 0,
                    'id': 0,
                    'ig': 0,
                    'ii': 0,
                    'is': 3,
                    'it': 3,
                    'iu': 7,
                    'ja': 0,
                    'jmc': 3,
                    'jv': 0,
                    'ka': 0,
                    'kab': 5,
                    'kaj': 3,
                    'kcg': 3,
                    'kde': 0,
                    'kea': 0,
                    'kk': 3,
                    'kl': 3,
                    'km': 0,
                    'kn': 0,
                    'ko': 0,
                    'ksb': 3,
                    'ksh': 21,
                    'ku': 3,
                    'kw': 7,
                    'lag': 18,
                    'lb': 3,
                    'lg': 3,
                    'ln': 4,
                    'lo': 0,
                    'lt': 10,
                    'lv': 6,
                    'mas': 3,
                    'mg': 4,
                    'mk': 16,
                    'ml': 3,
                    'mn': 3,
                    'mo': 9,
                    'mr': 3,
                    'ms': 0,
                    'mt': 15,
                    'my': 0,
                    'nah': 3,
                    'naq': 7,
                    'nb': 3,
                    'nd': 3,
                    'ne': 3,
                    'nl': 3,
                    'nn': 3,
                    'no': 3,
                    'nr': 3,
                    'nso': 4,
                    'ny': 3,
                    'nyn': 3,
                    'om': 3,
                    'or': 3,
                    'pa': 3,
                    'pap': 3,
                    'pl': 13,
                    'ps': 3,
                    'pt': 3,
                    'rm': 3,
                    'ro': 9,
                    'rof': 3,
                    'ru': 11,
                    'rwk': 3,
                    'sah': 0,
                    'saq': 3,
                    'se': 7,
                    'seh': 3,
                    'ses': 0,
                    'sg': 0,
                    'sh': 11,
                    'shi': 19,
                    'sk': 12,
                    'sl': 14,
                    'sma': 7,
                    'smi': 7,
                    'smj': 7,
                    'smn': 7,
                    'sms': 7,
                    'sn': 3,
                    'so': 3,
                    'sq': 3,
                    'sr': 11,
                    'ss': 3,
                    'ssy': 3,
                    'st': 3,
                    'sv': 3,
                    'sw': 3,
                    'syr': 3,
                    'ta': 3,
                    'te': 3,
                    'teo': 3,
                    'th': 0,
                    'ti': 4,
                    'tig': 3,
                    'tk': 3,
                    'tl': 4,
                    'tn': 3,
                    'to': 0,
                    'tr': 0,
                    'ts': 3,
                    'tzm': 22,
                    'uk': 11,
                    'ur': 3,
                    've': 3,
                    'vi': 0,
                    'vun': 3,
                    'wa': 4,
                    'wae': 3,
                    'wo': 0,
                    'xh': 3,
                    'xog': 3,
                    'yo': 0,
                    'zh': 0,
                    'zu': 3
                };

                function isIn(n, list) {
                    return list.indexOf(n) !== -1;
                }

                function isBetween(n, start, end) {
                    return start <= n && n <= end;
                }

                var pluralRules = {
                    '0': function _(n) {
                        return 'other';
                    },
                    '1': function _(n) {
                        if (isBetween(n % 100, 3, 10)) return 'few';
                        if (n === 0) return 'zero';
                        if (isBetween(n % 100, 11, 99)) return 'many';
                        if (n == 2) return 'two';
                        if (n == 1) return 'one';
                        return 'other';
                    },
                    '2': function _(n) {
                        if (n !== 0 && n % 10 === 0) return 'many';
                        if (n == 2) return 'two';
                        if (n == 1) return 'one';
                        return 'other';
                    },
                    '3': function _(n) {
                        if (n == 1) return 'one';
                        return 'other';
                    },
                    '4': function _(n) {
                        if (isBetween(n, 0, 1)) return 'one';
                        return 'other';
                    },
                    '5': function _(n) {
                        if (isBetween(n, 0, 2) && n != 2) return 'one';
                        return 'other';
                    },
                    '6': function _(n) {
                        if (n === 0) return 'zero';
                        if (n % 10 == 1 && n % 100 != 11) return 'one';
                        return 'other';
                    },
                    '7': function _(n) {
                        if (n == 2) return 'two';
                        if (n == 1) return 'one';
                        return 'other';
                    },
                    '8': function _(n) {
                        if (isBetween(n, 3, 6)) return 'few';
                        if (isBetween(n, 7, 10)) return 'many';
                        if (n == 2) return 'two';
                        if (n == 1) return 'one';
                        return 'other';
                    },
                    '9': function _(n) {
                        if (n === 0 || n != 1 && isBetween(n % 100, 1, 19)) return 'few';
                        if (n == 1) return 'one';
                        return 'other';
                    },
                    '10': function _(n) {
                        if (isBetween(n % 10, 2, 9) && !isBetween(n % 100, 11, 19)) return 'few';
                        if (n % 10 == 1 && !isBetween(n % 100, 11, 19)) return 'one';
                        return 'other';
                    },
                    '11': function _(n) {
                        if (isBetween(n % 10, 2, 4) && !isBetween(n % 100, 12, 14)) return 'few';
                        if (n % 10 === 0 || isBetween(n % 10, 5, 9) || isBetween(n % 100, 11, 14)) return 'many';
                        if (n % 10 == 1 && n % 100 != 11) return 'one';
                        return 'other';
                    },
                    '12': function _(n) {
                        if (isBetween(n, 2, 4)) return 'few';
                        if (n == 1) return 'one';
                        return 'other';
                    },
                    '13': function _(n) {
                        if (isBetween(n % 10, 2, 4) && !isBetween(n % 100, 12, 14)) return 'few';
                        if (n != 1 && isBetween(n % 10, 0, 1) || isBetween(n % 10, 5, 9) || isBetween(n % 100, 12, 14)) return 'many';
                        if (n == 1) return 'one';
                        return 'other';
                    },
                    '14': function _(n) {
                        if (isBetween(n % 100, 3, 4)) return 'few';
                        if (n % 100 == 2) return 'two';
                        if (n % 100 == 1) return 'one';
                        return 'other';
                    },
                    '15': function _(n) {
                        if (n === 0 || isBetween(n % 100, 2, 10)) return 'few';
                        if (isBetween(n % 100, 11, 19)) return 'many';
                        if (n == 1) return 'one';
                        return 'other';
                    },
                    '16': function _(n) {
                        if (n % 10 == 1 && n != 11) return 'one';
                        return 'other';
                    },
                    '17': function _(n) {
                        if (n == 3) return 'few';
                        if (n === 0) return 'zero';
                        if (n == 6) return 'many';
                        if (n == 2) return 'two';
                        if (n == 1) return 'one';
                        return 'other';
                    },
                    '18': function _(n) {
                        if (n === 0) return 'zero';
                        if (isBetween(n, 0, 2) && n !== 0 && n != 2) return 'one';
                        return 'other';
                    },
                    '19': function _(n) {
                        if (isBetween(n, 2, 10)) return 'few';
                        if (isBetween(n, 0, 1)) return 'one';
                        return 'other';
                    },
                    '20': function _(n) {
                        if ((isBetween(n % 10, 3, 4) || n % 10 == 9) && !(isBetween(n % 100, 10, 19) || isBetween(n % 100, 70, 79) || isBetween(n % 100, 90, 99))) return 'few';
                        if (n % 1000000 === 0 && n !== 0) return 'many';
                        if (n % 10 == 2 && !isIn(n % 100, [12, 72, 92])) return 'two';
                        if (n % 10 == 1 && !isIn(n % 100, [11, 71, 91])) return 'one';
                        return 'other';
                    },
                    '21': function _(n) {
                        if (n === 0) return 'zero';
                        if (n == 1) return 'one';
                        return 'other';
                    },
                    '22': function _(n) {
                        if (isBetween(n, 0, 1) || isBetween(n, 11, 99)) return 'one';
                        return 'other';
                    },
                    '23': function _(n) {
                        if (isBetween(n % 10, 1, 2) || n % 20 === 0) return 'one';
                        return 'other';
                    },
                    '24': function _(n) {
                        if (isBetween(n, 3, 10) || isBetween(n, 13, 19)) return 'few';
                        if (isIn(n, [2, 12])) return 'two';
                        if (isIn(n, [1, 11])) return 'one';
                        return 'other';
                    }
                };
                var index = locales2rules[lang.replace(/-.*$/, '')];
                if (!(index in pluralRules)) {
                    console.warn('plural form unknown for [' + lang + ']');
                    return function () {
                        return 'other';
                    };
                }
                return pluralRules[index];
            }

            gMacros.plural = function (str, param, key, prop) {
                var n = parseFloat(param);
                if (isNaN(n)) return str;
                if (prop != gTextProp) return str;
                if (!gMacros._pluralRules) {
                    gMacros._pluralRules = getPluralRules(gLanguage);
                }
                var index = '[' + gMacros._pluralRules(n) + ']';
                if (n === 0 && key + '[zero]' in gL10nData) {
                    str = gL10nData[key + '[zero]'][prop];
                } else if (n == 1 && key + '[one]' in gL10nData) {
                    str = gL10nData[key + '[one]'][prop];
                } else if (n == 2 && key + '[two]' in gL10nData) {
                    str = gL10nData[key + '[two]'][prop];
                } else if (key + index in gL10nData) {
                    str = gL10nData[key + index][prop];
                } else if (key + '[other]' in gL10nData) {
                    str = gL10nData[key + '[other]'][prop];
                }
                return str;
            };

            function getL10nData(key, args, fallback) {
                var data = gL10nData[key];
                if (!data) {
                    console.warn('#' + key + ' is undefined.');
                    if (!fallback) {
                        return null;
                    }
                    data = fallback;
                }
                var rv = {};
                for (var prop in data) {
                    var str = data[prop];
                    str = substIndexes(str, args, key, prop);
                    str = substArguments(str, args, key);
                    rv[prop] = str;
                }
                return rv;
            }

            function substIndexes(str, args, key, prop) {
                var reIndex = /\{\[\s*([a-zA-Z]+)\(([a-zA-Z]+)\)\s*\]\}/;
                var reMatch = reIndex.exec(str);
                if (!reMatch || !reMatch.length) return str;
                var macroName = reMatch[1];
                var paramName = reMatch[2];
                var param;
                if (args && paramName in args) {
                    param = args[paramName];
                } else if (paramName in gL10nData) {
                    param = gL10nData[paramName];
                }
                if (macroName in gMacros) {
                    var macro = gMacros[macroName];
                    str = macro(str, param, key, prop);
                }
                return str;
            }

            function substArguments(str, args, key) {
                var reArgs = /\{\{\s*(.+?)\s*\}\}/g;
                return str.replace(reArgs, function (matched_text, arg) {
                    if (args && arg in args) {
                        return args[arg];
                    }
                    if (arg in gL10nData) {
                        return gL10nData[arg];
                    }
                    console.log('argument {{' + arg + '}} for #' + key + ' is undefined.');
                    return matched_text;
                });
            }

            function translateElement(element) {
                var l10n = getL10nAttributes(element);
                if (!l10n.id) return;
                var data = getL10nData(l10n.id, l10n.args);
                if (!data) {
                    console.warn('#' + l10n.id + ' is undefined.');
                    return;
                }
                if (data[gTextProp]) {
                    if (getChildElementCount(element) === 0) {
                        element[gTextProp] = data[gTextProp];
                    } else {
                        var children = element.childNodes;
                        var found = false;
                        for (var i = 0, l = children.length; i < l; i++) {
                            if (children[i].nodeType === 3 && /\S/.test(children[i].nodeValue)) {
                                if (found) {
                                    children[i].nodeValue = '';
                                } else {
                                    children[i].nodeValue = data[gTextProp];
                                    found = true;
                                }
                            }
                        }
                        if (!found) {
                            var textNode = document.createTextNode(data[gTextProp]);
                            element.insertBefore(textNode, element.firstChild);
                        }
                    }
                    delete data[gTextProp];
                }
                for (var k in data) {
                    element[k] = data[k];
                }
            }

            function getChildElementCount(element) {
                if (element.children) {
                    return element.children.length;
                }
                if (typeof element.childElementCount !== 'undefined') {
                    return element.childElementCount;
                }
                var count = 0;
                for (var i = 0; i < element.childNodes.length; i++) {
                    count += element.nodeType === 1 ? 1 : 0;
                }
                return count;
            }

            function translateFragment(element) {
                element = element || document.documentElement;
                var children = getTranslatableChildren(element);
                var elementCount = children.length;
                for (var i = 0; i < elementCount; i++) {
                    translateElement(children[i]);
                }
                translateElement(element);
            }

            return {
                get: function get(key, args, fallbackString) {
                    var index = key.lastIndexOf('.');
                    var prop = gTextProp;
                    if (index > 0) {
                        prop = key.substring(index + 1);
                        key = key.substring(0, index);
                    }
                    var fallback;
                    if (fallbackString) {
                        fallback = {};
                        fallback[prop] = fallbackString;
                    }
                    var data = getL10nData(key, args, fallback);
                    if (data && prop in data) {
                        return data[prop];
                    }
                    return '{{' + key + '}}';
                },
                getData: function getData() {
                    return gL10nData;
                },
                getText: function getText() {
                    return gTextData;
                },
                getLanguage: function getLanguage() {
                    return gLanguage;
                },
                setLanguage: function setLanguage(lang, callback) {
                    loadLocale(lang, function () {
                        if (callback) callback();
                    });
                },
                getDirection: function getDirection() {
                    var rtlList = ['ar', 'he', 'fa', 'ps', 'ur'];
                    var shortCode = gLanguage.split('-', 1)[0];
                    return rtlList.indexOf(shortCode) >= 0 ? 'rtl' : 'ltr';
                },
                translate: translateFragment,
                getReadyState: function getReadyState() {
                    return gReadyState;
                },
                ready: function ready(callback) {
                    if (!callback) {
                        return;
                    } else if (gReadyState == 'complete' || gReadyState == 'interactive') {
                        window.setTimeout(function () {
                            callback();
                        });
                    } else if (document.addEventListener) {
                        document.addEventListener('localized', function once() {
                            document.removeEventListener('localized', once);
                            callback();
                        });
                    }
                }
            };
        }(window, document);

        /***/
    }),
    /* 43 */
    /***/ (function (module, exports, __webpack_require__) {

        "use strict";


        Object.defineProperty(exports, "__esModule", {
            value: true
        });
        exports.PDFPrintService = undefined;

        var _ui_utils = __webpack_require__(6);

        var _app = __webpack_require__(1);

        var _pdfjsLib = __webpack_require__(7);

        var activeService = null;
        var overlayManager = null;

        function renderPage(activeServiceOnEntry, pdfDocument, pageNumber, size) {
            var scratchCanvas = activeService.scratchCanvas;
            var PRINT_RESOLUTION = 150;
            var PRINT_UNITS = PRINT_RESOLUTION / 72.0;
            scratchCanvas.width = Math.floor(size.width * PRINT_UNITS);
            scratchCanvas.height = Math.floor(size.height * PRINT_UNITS);
            var width = Math.floor(size.width * _ui_utils.CSS_UNITS) + 'px';
            var height = Math.floor(size.height * _ui_utils.CSS_UNITS) + 'px';
            var ctx = scratchCanvas.getContext('2d');
            ctx.save();
            ctx.fillStyle = 'rgb(255, 255, 255)';
            ctx.fillRect(0, 0, scratchCanvas.width, scratchCanvas.height);
            ctx.restore();
            return pdfDocument.getPage(pageNumber).then(function (pdfPage) {
                var renderContext = {
                    canvasContext: ctx,
                    transform: [PRINT_UNITS, 0, 0, PRINT_UNITS, 0, 0],
                    viewport: pdfPage.getViewport(1, size.rotation),
                    intent: 'print'
                };
                return pdfPage.render(renderContext).promise;
            }).then(function () {
                return {
                    width: width,
                    height: height
                };
            });
        }

        function PDFPrintService(pdfDocument, pagesOverview, printContainer, l10n) {
            this.pdfDocument = pdfDocument;
            this.pagesOverview = pagesOverview;
            this.printContainer = printContainer;
            this.l10n = l10n || _ui_utils.NullL10n;
            this.disableCreateObjectURL = pdfDocument.loadingParams['disableCreateObjectURL'];
            this.currentPage = -1;
            this.scratchCanvas = document.createElement('canvas');
        }

        PDFPrintService.prototype = {
            layout: function layout() {
                this.throwIfInactive();
                var body = document.querySelector('body');
                body.setAttribute('data-pdfjsprinting', true);
                var hasEqualPageSizes = this.pagesOverview.every(function (size) {
                    return size.width === this.pagesOverview[0].width && size.height === this.pagesOverview[0].height;
                }, this);
                if (!hasEqualPageSizes) {
                    console.warn('Not all pages have the same size. The printed ' + 'result may be incorrect!');
                }
                this.pageStyleSheet = document.createElement('style');
                var pageSize = this.pagesOverview[0];
                this.pageStyleSheet.textContent = '@supports ((size:A4) and (size:1pt 1pt)) {' + '@page { size: ' + pageSize.width + 'pt ' + pageSize.height + 'pt;}' + '}';
                body.appendChild(this.pageStyleSheet);
            },
            destroy: function destroy() {
                if (activeService !== this) {
                    return;
                }
                this.printContainer.textContent = '';
                if (this.pageStyleSheet) {
                    this.pageStyleSheet.remove();
                    this.pageStyleSheet = null;
                }
                this.scratchCanvas.width = this.scratchCanvas.height = 0;
                this.scratchCanvas = null;
                activeService = null;
                ensureOverlay().then(function () {
                    if (overlayManager.active !== 'printServiceOverlay') {
                        return;
                    }
                    overlayManager.close('printServiceOverlay');
                });
            },
            renderPages: function renderPages() {
                var _this = this;

                var pageCount = this.pagesOverview.length;
                var renderNextPage = function renderNextPage(resolve, reject) {
                    _this.throwIfInactive();
                    if (++_this.currentPage >= pageCount) {
                        renderProgress(pageCount, pageCount, _this.l10n);
                        resolve();
                        return;
                    }
                    var index = _this.currentPage;
                    renderProgress(index, pageCount, _this.l10n);
                    renderPage(_this, _this.pdfDocument, index + 1, _this.pagesOverview[index]).then(_this.useRenderedPage.bind(_this)).then(function () {
                        renderNextPage(resolve, reject);
                    }, reject);
                };
                return new Promise(renderNextPage);
            },
            useRenderedPage: function useRenderedPage(printItem) {
                this.throwIfInactive();
                var img = document.createElement('img');
                img.style.width = printItem.width;
                img.style.height = printItem.height;
                var scratchCanvas = this.scratchCanvas;
                if ('toBlob' in scratchCanvas && !this.disableCreateObjectURL) {
                    scratchCanvas.toBlob(function (blob) {
                        img.src = _pdfjsLib.URL.createObjectURL(blob);
                    });
                } else {
                    img.src = scratchCanvas.toDataURL();
                }
                var wrapper = document.createElement('div');
                wrapper.appendChild(img);
                this.printContainer.appendChild(wrapper);
                return new Promise(function (resolve, reject) {
                    img.onload = resolve;
                    img.onerror = reject;
                });
            },
            performPrint: function performPrint() {
                var _this2 = this;

                this.throwIfInactive();
                return new Promise(function (resolve) {
                    setTimeout(function () {
                        if (!_this2.active) {
                            resolve();
                            return;
                        }
                        print.call(window);
                        setTimeout(resolve, 20);
                    }, 0);
                });
            },

            get active() {
                return this === activeService;
            },
            throwIfInactive: function throwIfInactive() {
                if (!this.active) {
                    throw new Error('This print request was cancelled or completed.');
                }
            }
        };
        var print = window.print;
        window.print = function print() {
            if (activeService) {
                console.warn('Ignored window.print() because of a pending print job.');
                return;
            }
            ensureOverlay().then(function () {
                if (activeService) {
                    overlayManager.open('printServiceOverlay');
                }
            });
            try {
                dispatchEvent('beforeprint');
            } finally {
                if (!activeService) {
                    console.error('Expected print service to be initialized.');
                    ensureOverlay().then(function () {
                        if (overlayManager.active === 'printServiceOverlay') {
                            overlayManager.close('printServiceOverlay');
                        }
                    });
                    return;
                }
                var activeServiceOnEntry = activeService;
                activeService.renderPages().then(function () {
                    return activeServiceOnEntry.performPrint();
                }).catch(function () {
                }).then(function () {
                    if (activeServiceOnEntry.active) {
                        abort();
                    }
                });
            }
        };

        function dispatchEvent(eventType) {
            var event = document.createEvent('CustomEvent');
            event.initCustomEvent(eventType, false, false, 'custom');
            window.dispatchEvent(event);
        }

        function abort() {
            if (activeService) {
                activeService.destroy();
                dispatchEvent('afterprint');
            }
        }

        function renderProgress(index, total, l10n) {
            var progressContainer = document.getElementById('printServiceOverlay');
            var progress = Math.round(100 * index / total);
            var progressBar = progressContainer.querySelector('progress');
            var progressPerc = progressContainer.querySelector('.relative-progress');
            progressBar.value = progress;
            l10n.get('print_progress_percent', {progress: progress}, progress + '%').then(function (msg) {
                progressPerc.textContent = msg;
            });
        }

        var hasAttachEvent = !!document.attachEvent;
        window.addEventListener('keydown', function (event) {
            if (event.keyCode === 80 && (event.ctrlKey || event.metaKey) && !event.altKey && (!event.shiftKey || window.chrome || window.opera)) {
                window.print();
                if (hasAttachEvent) {
                    return;
                }
                event.preventDefault();
                if (event.stopImmediatePropagation) {
                    event.stopImmediatePropagation();
                } else {
                    event.stopPropagation();
                }
                return;
            }
        }, true);
        if (hasAttachEvent) {
            document.attachEvent('onkeydown', function (event) {
                event = event || window.event;
                if (event.keyCode === 80 && event.ctrlKey) {
                    event.keyCode = 0;
                    return false;
                }
            });
        }
        if ('onbeforeprint' in window) {
            var stopPropagationIfNeeded = function stopPropagationIfNeeded(event) {
                if (event.detail !== 'custom' && event.stopImmediatePropagation) {
                    event.stopImmediatePropagation();
                }
            };
            window.addEventListener('beforeprint', stopPropagationIfNeeded);
            window.addEventListener('afterprint', stopPropagationIfNeeded);
        }
        var overlayPromise = void 0;

        function ensureOverlay() {
            if (!overlayPromise) {
                overlayManager = _app.PDFViewerApplication.overlayManager;
                if (!overlayManager) {
                    throw new Error('The overlay manager has not yet been initialized.');
                }
                overlayPromise = overlayManager.register('printServiceOverlay', document.getElementById('printServiceOverlay'), abort, true);
                document.getElementById('printCancel').onclick = abort;
            }
            return overlayPromise;
        }

        _app.PDFPrintServiceFactory.instance = {
            supportsPrinting: true,
            createPrintService: function createPrintService(pdfDocument, pagesOverview, printContainer, l10n) {
                if (activeService) {
                    throw new Error('The print service is created and active.');
                }
                activeService = new PDFPrintService(pdfDocument, pagesOverview, printContainer, l10n);
                return activeService;
            }
        };
        exports.PDFPrintService = PDFPrintService;

        /***/
    })
    /******/]);
//# sourceMappingURL=viewer.js.map