ezhizao_dms_app/static/hybrid/html/web/viewer.js

/**
 * @licstart The following is the entire license notice for the
 * Javascript code in this page
 *
 * Copyright 2019 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
 */

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([
	/* 0 */
	/***/
	(function(module, exports, __webpack_require__) {
		"use strict";
		;
		var pdfjsWebApp, pdfjsWebAppOptions; {
			pdfjsWebApp = __webpack_require__(1);
			pdfjsWebAppOptions = __webpack_require__(6);
		}; {
			__webpack_require__(36);
		}; {
			__webpack_require__(41);
		}

		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;
			var event = document.createEvent('CustomEvent');
			event.initCustomEvent('webviewerloaded', true, true, {});
			document.dispatchEvent(event);
			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 =
			void 0;

		var _regenerator = _interopRequireDefault(__webpack_require__(2));

		var _ui_utils = __webpack_require__(5);

		var _app_options = __webpack_require__(6);

		var _pdfjsLib = __webpack_require__(7);

		var _pdf_cursor_tools = __webpack_require__(9);

		var _pdf_rendering_queue = __webpack_require__(11);

		var _pdf_sidebar = __webpack_require__(12);

		var _overlay_manager = __webpack_require__(13);

		var _password_prompt = __webpack_require__(14);

		var _pdf_attachment_viewer = __webpack_require__(15);

		var _pdf_document_properties = __webpack_require__(16);

		var _pdf_find_bar = __webpack_require__(17);

		var _pdf_find_controller = __webpack_require__(18);

		var _pdf_history = __webpack_require__(20);

		var _pdf_link_service = __webpack_require__(21);

		var _pdf_outline_viewer = __webpack_require__(22);

		var _pdf_presentation_mode = __webpack_require__(23);

		var _pdf_sidebar_resizer = __webpack_require__(24);

		var _pdf_thumbnail_viewer = __webpack_require__(25);

		var _pdf_viewer = __webpack_require__(27);

		var _secondary_toolbar = __webpack_require__(32);

		var _toolbar = __webpack_require__(34);

		var _view_history = __webpack_require__(35);

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

		function _slicedToArray(arr, i) {
			return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _nonIterableRest();
		}

		function _nonIterableRest() {
			throw new TypeError("Invalid attempt to destructure non-iterable instance");
		}

		function _iterableToArrayLimit(arr, i) {
			if (!(Symbol.iterator in Object(arr) || Object.prototype.toString.call(arr) ===
					"[object Arguments]")) {
				return;
			}
			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"] != null) _i["return"]();
				} finally {
					if (_d) throw _e;
				}
			}
			return _arr;
		}

		function _arrayWithHoles(arr) {
			if (Array.isArray(arr)) return arr;
		}

		function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
			try {
				var info = gen[key](arg);
				var value = info.value;
			} catch (error) {
				reject(error);
				return;
			}
			if (info.done) {
				resolve(value);
			} else {
				Promise.resolve(value).then(_next, _throw);
			}
		}

		function _asyncToGenerator(fn) {
			return function() {
				var self = this,
					args = arguments;
				return new Promise(function(resolve, reject) {
					var gen = fn.apply(self, args);

					function _next(value) {
						asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value);
					}

					function _throw(err) {
						asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err);
					}
					_next(undefined);
				});
			};
		}

		var DEFAULT_SCALE_DELTA = 1.1;
		var DISABLE_AUTO_FETCH_LOADING_BAR_TIMEOUT = 5000;
		var FORCE_PAGES_LOADED_TIMEOUT = 10000;
		var WHEEL_ZOOM_DISABLED_TIMEOUT = 1000;
		var ViewOnLoad = {
			UNKNOWN: -1,
			PREVIOUS: 0,
			INITIAL: 1
		};
		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
			}
		};
		exports.DefaultExternalServices = DefaultExternalServices;
		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 _initialize = _asyncToGenerator(
					/*#__PURE__*/
					_regenerator["default"].mark(function _callee(appConfig) {
						var _this = this;

						var appContainer;
						return _regenerator["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 _initialize.apply(this, arguments);
				}

				return initialize;
			}(),
			_readPreferences: function() {
				var _readPreferences2 = _asyncToGenerator(
					/*#__PURE__*/
					_regenerator["default"].mark(function _callee2() {
						var prefs, name;
						return _regenerator["default"].wrap(function _callee2$(_context2) {
							while (1) {
								switch (_context2.prev = _context2.next) {
									case 0:
										if (!(_app_options.AppOptions.get(
												'disablePreferences') === true)) {
											_context2.next = 2;
											break;
										}

										return _context2.abrupt("return");

									case 2:
										_context2.prev = 2;
										_context2.next = 5;
										return this.preferences.getAll();

									case 5:
										prefs = _context2.sent;

										for (name in prefs) {
											_app_options.AppOptions.set(name, prefs[
												name]);
										}

										_context2.next = 12;
										break;

									case 9:
										_context2.prev = 9;
										_context2.t0 = _context2["catch"](2);
										console.error("_readPreferences: \"".concat(
											_context2.t0.message, "\"."));

									case 12:
									case "end":
										return _context2.stop();
								}
							}
						}, _callee2, this, [
							[2, 9]
						]);
					}));

				function _readPreferences() {
					return _readPreferences2.apply(this, arguments);
				}

				return _readPreferences;
			}(),
			_parseHashParameters: function() {
				var _parseHashParameters2 = _asyncToGenerator(
					/*#__PURE__*/
					_regenerator["default"].mark(function _callee3() {
						var waitOn, hash, hashParams, viewer, enabled;
						return _regenerator["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", undefined);

									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: \""
												.concat(reason.message,
													"\"."));
										}));

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

				function _parseHashParameters() {
					return _parseHashParameters2.apply(this, arguments);
				}

				return _parseHashParameters;
			}(),
			_initializeL10n: function() {
				var _initializeL10n2 = _asyncToGenerator(
					/*#__PURE__*/
					_regenerator["default"].mark(function _callee4() {
						var dir;
						return _regenerator["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 _initializeL10n2.apply(this, arguments);
				}

				return _initializeL10n;
			}(),
			_initializeViewerComponents: function() {
				var _initializeViewerComponents2 = _asyncToGenerator(
					/*#__PURE__*/
					_regenerator["default"].mark(function _callee5() {
						var appConfig, eventBus, pdfRenderingQueue, pdfLinkService,
							downloadManager, findController, container, viewer;
						return _regenerator["default"].wrap(function _callee5$(_context5) {
							while (1) {
								switch (_context5.prev = _context5.next) {
									case 0:
										appConfig = this.appConfig;
										this.overlayManager = new _overlay_manager
											.OverlayManager();
										eventBus = appConfig.eventBus || (0, _ui_utils
											.getGlobalEventBus)(_app_options
											.AppOptions.get('eventBusDispatchToDOM')
										);
										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);
										this.pdfThumbnailViewer =
											new _pdf_thumbnail_viewer
											.PDFThumbnailViewer({
												container: appConfig.sidebar
													.thumbnailView,
												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);

										if (!this.supportsIntegratedFind) {
											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
											});
										this.pdfSidebar = new _pdf_sidebar.PDFSidebar({
											elements: appConfig.sidebar,
											pdfViewer: this.pdfViewer,
											pdfThumbnailViewer: this
												.pdfThumbnailViewer,
											eventBus: eventBus,
											l10n: this.l10n
										});
										this.pdfSidebar.onToggled = this.forceRendering
											.bind(this);
										this.pdfSidebarResizer =
											new _pdf_sidebar_resizer.PDFSidebarResizer(
												appConfig.sidebarResizer, eventBus, this
												.l10n);

									case 34:
									case "end":
										return _context5.stop();
								}
							}
						}, _callee5, this);
					}));

				function _initializeViewerComponents() {
					return _initializeViewerComponents2.apply(this, arguments);
				}

				return _initializeViewerComponents;
			}(),
			run: function run(config) {
				this.initialize(config).then(webViewerInitialized);
			},
			zoomIn: function zoomIn(ticks) {
				if (this.pdfViewer.isInPresentationMode) {
					return;
				}

				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) {
				if (this.pdfViewer.isInPresentationMode) {
					return;
				}

				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;
			},
			zoomReset: function zoomReset() {
				if (this.pdfViewer.isInPresentationMode) {
					return;
				}

				this.pdfViewer.currentScaleValue = _ui_utils.DEFAULT_SCALE_VALUE;
			},

			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;
				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 _close = _asyncToGenerator(
					/*#__PURE__*/
					_regenerator["default"].mark(function _callee6() {
						var errorWrapper, promise;
						return _regenerator["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", undefined);

									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();

										if (this.findBar) {
											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 _close.apply(this, arguments);
				}

				return close;
			}(),
			open: function() {
				var _open = _asyncToGenerator(
					/*#__PURE__*/
					_regenerator["default"].mark(function _callee7(file, args) {
						var _this2 = this;

						var workerParameters, key, parameters, apiParameters, _key, value,
							_key2, _value, loadingTask;

						return _regenerator["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(_app_options.OptionKind.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(
											_app_options.OptionKind.API);

										for (_key in apiParameters) {
											value = apiParameters[_key];

											if (_key === 'docBaseUrl' && !value) {}

											parameters[_key] = value;
										}

										if (args) {
											for (_key2 in args) {
												_value = args[_key2];

												if (_key2 === 'length') {
													this.pdfDocumentProperties
														.setFileSize(_value);
												}

												parameters[_key2] = _value;
											}
										}

										loadingTask = (0, _pdfjsLib.getDocument)(
											parameters);
										this.pdfLoadingTask = loadingTask;

										loadingTask.onPassword = function(
											updateCallback, reason) {
											_this2.pdfLinkService
												.externalLinkEnabled = false;

											_this2.passwordPrompt.setUpdateCallback(
												updateCallback, reason);

											_this2.passwordPrompt.open();
										};

										loadingTask.onProgress = function(_ref) {
											var loaded = _ref.loaded,
												total = _ref.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 undefined;
												}

												var message = exception &&
													exception.message;
												var loadingErrorMessage;

												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,
															'PDF 源文件已丢失'
														);
												} else if (
													exception instanceof _pdfjsLib
													.UnexpectedResponseException
												) {
													loadingErrorMessage = _this2
														.l10n.get(
															'unexpected_response_error',
															null,
															'Unexpected server response.'
														);
												} else {
													loadingErrorMessage = _this2
														.l10n.get(
															'加载错误',
															null,
															'加载PDF文件时发生错误，请检查源文件.'
														);
												}

												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(_x2, _x3) {
					return _open.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: ".concat(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
						});
					});
				});
				var pageLayoutPromise = pdfDocument.getPageLayout()["catch"](function() {});
				var pageModePromise = pdfDocument.getPageMode()["catch"](function() {});
				var openActionDestPromise = pdfDocument.getOpenActionDestination()["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;
				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);

					var storePromise = store.getMultiple({
						page: null,
						zoom: _ui_utils.DEFAULT_SCALE_VALUE,
						scrollLeft: '0',
						scrollTop: '0',
						rotation: null,
						sidebarView: _pdf_sidebar.SidebarView.UNKNOWN,
						scrollMode: _ui_utils.ScrollMode.UNKNOWN,
						spreadMode: _ui_utils.SpreadMode.UNKNOWN
					})["catch"](function() {});
					Promise.all([_ui_utils.animationStarted, storePromise, pageLayoutPromise,
						pageModePromise, openActionDestPromise
					]).then(
						/*#__PURE__*/
						function() {
							var _ref3 = _asyncToGenerator(
								/*#__PURE__*/
								_regenerator["default"].mark(function _callee8(_ref2) {
									var _ref4, timeStamp, _ref4$, values,
										pageLayout, pageMode, openActionDest,
										viewOnLoad, initialBookmark, zoom, hash,
										rotation, sidebarView, scrollMode,
										spreadMode;

									return _regenerator["default"].wrap(
										function _callee8$(_context8) {
											while (1) {
												switch (_context8.prev =
													_context8.next) {
													case 0:
														_ref4 = _slicedToArray(
																_ref2, 5),
															timeStamp = _ref4[
																0], _ref4$ =
															_ref4[
																1], values =
															_ref4$ === void 0 ?
															{} : _ref4$,
															pageLayout = _ref4[
																2], pageMode =
															_ref4[3],
															openActionDest =
															_ref4[4];
														viewOnLoad =
															_app_options
															.AppOptions.get(
																'viewOnLoad');

														_this5
															._initializePdfHistory({
																fingerprint: pdfDocument
																	.fingerprint,
																viewOnLoad: viewOnLoad,
																initialDest: openActionDest
															});

														initialBookmark = _this5
															.initialBookmark;
														zoom = _app_options
															.AppOptions.get(
																'defaultZoomValue'
															);
														hash = zoom ? "zoom="
															.concat(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 &&
															viewOnLoad !==
															ViewOnLoad.INITIAL
														) {
															hash = "page="
																.concat(values
																	.page,
																	"&zoom=")
																.concat(zoom ||
																	values.zoom,
																	",") + ""
																.concat(values
																	.scrollLeft,
																	",").concat(
																	values
																	.scrollTop);
															rotation = parseInt(
																values
																.rotation,
																10);

															if (sidebarView ===
																_pdf_sidebar
																.SidebarView
																.UNKNOWN) {
																sidebarView =
																	values
																	.sidebarView |
																	0;
															}

															if (scrollMode ===
																_ui_utils
																.ScrollMode
																.UNKNOWN) {
																scrollMode =
																	values
																	.scrollMode |
																	0;
															}

															if (spreadMode ===
																_ui_utils
																.SpreadMode
																.UNKNOWN) {
																spreadMode =
																	values
																	.spreadMode |
																	0;
															}
														}

														if (pageMode &&
															sidebarView ===
															_pdf_sidebar
															.SidebarView.UNKNOWN
														) {
															sidebarView =
																apiPageModeToSidebarView(
																	pageMode);
														}

														if (pageLayout &&
															spreadMode ===
															_ui_utils.SpreadMode
															.UNKNOWN) {
															spreadMode =
																apiPageLayoutToSpreadMode(
																	pageLayout);
														}

														_this5.setInitialView(
															hash, {
																rotation: rotation,
																sidebarView: sidebarView,
																scrollMode: scrollMode,
																spreadMode: spreadMode
															});

														_this5.eventBus
															.dispatch(
																'documentinit', {
																	source: _this5
																});

														if (!_this5
															.isViewerEmbedded) {
															pdfViewer.focus();
														}

														_context8.next = 18;
														return Promise.race([
															pagesPromise,
															new Promise(
																function(
																	resolve
																) {
																	setTimeout
																		(resolve,
																			FORCE_PAGES_LOADED_TIMEOUT
																		);
																})
														]);

													case 18:
														if (!(!initialBookmark &&
																!hash)) {
															_context8.next = 20;
															break;
														}

														return _context8.abrupt(
															"return");

													case 20:
														if (!pdfViewer
															.hasEqualPageSizes
														) {
															_context8.next = 22;
															break;
														}

														return _context8.abrupt(
															"return");

													case 22:
														_this5.initialBookmark =
															initialBookmark;
														pdfViewer
															.currentScaleValue =
															pdfViewer
															.currentScaleValue;

														_this5.setInitialView(
															hash);

													case 25:
													case "end":
														return _context8.stop();
												}
											}
										}, _callee8);
								}));

							return function(_x4) {
								return _ref3.apply(this, arguments);
							};
						}())["catch"](function() {
						_this5.setInitialView();
					}).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;
							}
						}
					});
				});
				onePageRendered.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(_ref5) {
					var info = _ref5.info,
						metadata = _ref5.metadata,
						contentDispositionFilename = _ref5.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;

					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("".concat(pdfTitle, " - ").concat(
							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);
					}
				});
			},
			_initializePdfHistory: function _initializePdfHistory(_ref6) {
				var fingerprint = _ref6.fingerprint,
					viewOnLoad = _ref6.viewOnLoad,
					_ref6$initialDest = _ref6.initialDest,
					initialDest = _ref6$initialDest === void 0 ? null : _ref6$initialDest;

				if (_app_options.AppOptions.get('disableHistory') || this.isViewerEmbedded) {
					return;
				}

				this.pdfHistory.initialize({
					fingerprint: fingerprint,
					resetHistory: viewOnLoad === ViewOnLoad.INITIAL,
					updateUrl: _app_options.AppOptions.get('historyUpdateUrl')
				});

				if (this.pdfHistory.initialBookmark) {
					this.initialBookmark = this.pdfHistory.initialBookmark;
					this.initialRotation = this.pdfHistory.initialRotation;
				}

				if (initialDest && !this.initialBookmark && viewOnLoad === ViewOnLoad.UNKNOWN) {
					this.initialBookmark = JSON.stringify(initialDest);
					this.pdfHistory.push({
						explicitDest: initialDest,
						pageNumber: null
					});
				}
			},
			setInitialView: function setInitialView(storedHash) {
				//=========自定义加载到指定页面
				var c_url = window.location.href;
				//获取参数
				if (c_url.indexOf("&") && c_url.indexOf("=")) {
					undefined
					var c_urlArray = {}
					var c_val = c_url.split('?')[1];
					var c_valArray = c_val.split('&');
					for (let i = 0; i < c_valArray.length; i++) {
						undefined
						let c_key = c_valArray[i].split('=')[0];
						let c_value = c_valArray[i].split('=')[1];
						c_urlArray[c_key] = c_value;
					}
					//跳转至指定页码
					if (c_urlArray['page']) {
						undefined
						document.getElementById('pageNumber').value = c_urlArray['page'] * 1;
						this.pdfViewer.currentPageNumber = c_urlArray['page'] * 1;
						console.log('this.pdfViewer.currentPageNumber==', this.pdfViewer
							.currentPageNumber)
					}
				}

				//=================
				var _this6 = this;

				var _ref7 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {},
					rotation = _ref7.rotation,
					sidebarView = _ref7.sidebarView,
					scrollMode = _ref7.scrollMode,
					spreadMode = _ref7.spreadMode;

				var setRotation = function setRotation(angle) {
					if ((0, _ui_utils.isValidRotation)(angle)) {
						_this6.pdfViewer.pagesRotation = angle;
					}
				};

				var setViewerModes = function setViewerModes(scroll, spread) {
					if ((0, _ui_utils.isValidScrollMode)(scroll)) {
						_this6.pdfViewer.scrollMode = scroll;
					}

					if ((0, _ui_utils.isValidSpreadMode)(spread)) {
						_this6.pdfViewer.spreadMode = spread;
					}
				};

				this.isInitialViewSet = true;
				this.pdfSidebar.setInitialView(sidebarView);
				setViewerModes(scrollMode, spreadMode);

				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 afterPrint() {
				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('zoomreset', webViewerZoomReset);
				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('visibilitychange', webViewerVisibilityChange);
				window.addEventListener('wheel', webViewerWheel, {
					passive: false
				});
				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('zoomreset', webViewerZoomReset);
				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('visibilitychange', webViewerVisibilityChange);
				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;
			}
		};
		exports.PDFViewerApplication = PDFViewerApplication;
		var validateFileURL; {
			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 URL(window.location.href).origin || 'null';

					if (HOSTED_VIEWER_ORIGINS.includes(viewerOrigin)) {
						return;
					}

					var _ref8 = new URL(file, window.location.href),
						origin = _ref8.origin,
						protocol = _ref8.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;
			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);

			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; {
			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));
					};

					xhr.open('GET', file);
					xhr.responseType = 'arraybuffer';
					xhr.send();
					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;

			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; {
			webViewerFileInputChange = function webViewerFileInputChange(evt) {
				if (PDFViewerApplication.pdfViewer && PDFViewerApplication.pdfViewer.isInPresentationMode) {
					return;
				}

				var file = evt.fileInput.files[0];

				if (URL.createObjectURL && !_app_options.AppOptions.get('disableCreateObjectURL')) {
					var url = 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 webViewerZoomReset() {
			PDFViewerApplication.zoomReset();
		}

		function webViewerPageNumberChanged(evt) {
			var pdfViewer = PDFViewerApplication.pdfViewer;

			if (evt.value !== '') {
				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(_ref9) {
			var matchesCount = _ref9.matchesCount;

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

		function webViewerUpdateFindControlState(_ref10) {
			var state = _ref10.state,
				previous = _ref10.previous,
				matchesCount = _ref10.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);
				}
			}
		}

		function webViewerVisibilityChange(evt) {
			if (document.visibilityState === 'visible') {
				setZoomDisabledTimeout();
			}
		}

		var zoomDisabledTimeout = null;

		function setZoomDisabledTimeout() {
			if (zoomDisabledTimeout) {
				clearTimeout(zoomDisabledTimeout);
			}

			zoomDisabledTimeout = setTimeout(function() {
				zoomDisabledTimeout = null;
			}, WHEEL_ZOOM_DISABLED_TIMEOUT);
		}

		function webViewerWheel(evt) {
			var pdfViewer = PDFViewerApplication.pdfViewer,
				supportedMouseWheelZoomModifierKeys = PDFViewerApplication.supportedMouseWheelZoomModifierKeys;

			if (pdfViewer.isInPresentationMode) {
				return;
			}

			if (evt.ctrlKey && supportedMouseWheelZoomModifierKeys.ctrlKey || evt.metaKey &&
				supportedMouseWheelZoomModifierKeys.metaKey) {
				evt.preventDefault();

				if (zoomDisabledTimeout || document.visibilityState === 'hidden') {
					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 {
				setZoomDisabledTimeout();
			}
		}

		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() {
								PDFViewerApplication.zoomReset();
							});
							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;

							case 115:
								PDFViewerApplication.pdfSidebar.toggle();
								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 apiPageLayoutToSpreadMode(layout) {
			switch (layout) {
				case 'SinglePage':
				case 'OneColumn':
					return _ui_utils.SpreadMode.NONE;

				case 'TwoColumnLeft':
				case 'TwoPageLeft':
					return _ui_utils.SpreadMode.ODD;

				case 'TwoColumnRight':
				case 'TwoPageRight':
					return _ui_utils.SpreadMode.EVEN;
			}

			return _ui_utils.SpreadMode.NONE;
		}

		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.PDFPrintServiceFactory = PDFPrintServiceFactory;

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

		"use strict";


		module.exports = __webpack_require__(3);

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

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

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

			var runtime = function(exports) {
				"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";

				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;
				}

				exports.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);
						};
					});
				}

				exports.isGeneratorFunction = function(genFun) {
					var ctor = typeof genFun === "function" && genFun.constructor;
					return ctor ? ctor === GeneratorFunction || (ctor.displayName || ctor.name) ===
						"GeneratorFunction" : false;
				};

				exports.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;
				};

				exports.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) === "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);
							}, function(error) {
								return invoke("throw", error, resolve, 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;
				};

				exports.AsyncIterator = AsyncIterator;

				exports.async = function(innerFn, outerFn, self, tryLocsList) {
					var iter = new AsyncIterator(wrap(innerFn, outerFn, self, tryLocsList));
					return exports.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);
				}

				exports.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
					};
				}

				exports.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;
					}
				};
				return exports;
			}((false ? undefined : _typeof(module)) === "object" ? module.exports : {});

			try {
				regeneratorRuntime = runtime;
			} catch (accidentalStrictMode) {
				Function("r", "regeneratorRuntime = r")(runtime);
			}
			/* WEBPACK VAR INJECTION */
		}.call(this, __webpack_require__(4)(module)))

		/***/
	}),
	/* 4 */
	/***/
	(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;
		};

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.isValidRotation = isValidRotation;
		exports.isValidScrollMode = isValidScrollMode;
		exports.isValidSpreadMode = isValidSpreadMode;
		exports.isPortraitOrientation = isPortraitOrientation;
		exports.getGlobalEventBus = getGlobalEventBus;
		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.waitOnEventOrTimeout = waitOnEventOrTimeout;
		exports.moveToEndOfArray = moveToEndOfArray;
		exports.WaitOnType = exports.animationStarted = exports.ProgressBar = exports.EventBus = exports
			.NullL10n = exports.SpreadMode = exports.ScrollMode = exports.TextLayerMode = exports.RendererType =
			exports.PresentationModeState = 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 = void 0;

		var _regenerator = _interopRequireDefault(__webpack_require__(2));

		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 _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);
			}
		}

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

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

		function _slicedToArray(arr, i) {
			return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _nonIterableRest();
		}

		function _nonIterableRest() {
			throw new TypeError("Invalid attempt to destructure non-iterable instance");
		}

		function _iterableToArrayLimit(arr, i) {
			if (!(Symbol.iterator in Object(arr) || Object.prototype.toString.call(arr) ===
					"[object Arguments]")) {
				return;
			}
			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"] != null) _i["return"]();
				} finally {
					if (_d) throw _e;
				}
			}
			return _arr;
		}

		function _arrayWithHoles(arr) {
			if (Array.isArray(arr)) return arr;
		}

		function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
			try {
				var info = gen[key](arg);
				var value = info.value;
			} catch (error) {
				reject(error);
				return;
			}
			if (info.done) {
				resolve(value);
			} else {
				Promise.resolve(value).then(_next, _throw);
			}
		}

		function _asyncToGenerator(fn) {
			return function() {
				var self = this,
					args = arguments;
				return new Promise(function(resolve, reject) {
					var gen = fn.apply(self, args);

					function _next(value) {
						asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value);
					}

					function _throw(err) {
						asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err);
					}
					_next(undefined);
				});
			};
		}

		var CSS_UNITS = 96.0 / 72.0;
		exports.CSS_UNITS = CSS_UNITS;
		var DEFAULT_SCALE_VALUE = 'auto';
		exports.DEFAULT_SCALE_VALUE = DEFAULT_SCALE_VALUE;
		var DEFAULT_SCALE = 1.0;
		exports.DEFAULT_SCALE = DEFAULT_SCALE;
		var MIN_SCALE = 0.10;
		exports.MIN_SCALE = MIN_SCALE;
		var MAX_SCALE = 10.0;
		exports.MAX_SCALE = MAX_SCALE;
		var UNKNOWN_SCALE = 0;
		exports.UNKNOWN_SCALE = UNKNOWN_SCALE;
		var MAX_AUTO_SCALE = 1.25;
		exports.MAX_AUTO_SCALE = MAX_AUTO_SCALE;
		var SCROLLBAR_PADDING = 40;
		exports.SCROLLBAR_PADDING = SCROLLBAR_PADDING;
		var VERTICAL_PADDING = 5;
		exports.VERTICAL_PADDING = VERTICAL_PADDING;
		var PresentationModeState = {
			UNKNOWN: 0,
			NORMAL: 1,
			CHANGING: 2,
			FULLSCREEN: 3
		};
		exports.PresentationModeState = PresentationModeState;
		var RendererType = {
			CANVAS: 'canvas',
			SVG: 'svg'
		};
		exports.RendererType = RendererType;
		var TextLayerMode = {
			DISABLE: 0,
			ENABLE: 1,
			ENABLE_ENHANCE: 2
		};
		exports.TextLayerMode = TextLayerMode;
		var ScrollMode = {
			UNKNOWN: -1,
			VERTICAL: 0,
			HORIZONTAL: 1,
			WRAPPED: 2
		};
		exports.ScrollMode = ScrollMode;
		var SpreadMode = {
			UNKNOWN: -1,
			NONE: 0,
			ODD: 1,
			EVEN: 2
		};
		exports.SpreadMode = SpreadMode;

		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 _getLanguage = _asyncToGenerator(
					/*#__PURE__*/
					_regenerator["default"].mark(function _callee() {
						return _regenerator["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);
					}));

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

				return getLanguage;
			}(),
			getDirection: function() {
				var _getDirection = _asyncToGenerator(
					/*#__PURE__*/
					_regenerator["default"].mark(function _callee2() {
						return _regenerator["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);
					}));

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

				return getDirection;
			}(),
			get: function() {
				var _get = _asyncToGenerator(
					/*#__PURE__*/
					_regenerator["default"].mark(function _callee3(property, args, fallback) {
						return _regenerator["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);
					}));

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

				return get;
			}(),
			translate: function() {
				var _translate = _asyncToGenerator(
					/*#__PURE__*/
					_regenerator["default"].mark(function _callee4(element) {
						return _regenerator["default"].wrap(function _callee4$(_context4) {
							while (1) {
								switch (_context4.prev = _context4.next) {
									case 0:
									case "end":
										return _context4.stop();
								}
							}
						}, _callee4);
					}));

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

				return translate;
			}()
		};
		exports.NullL10n = NullL10n;

		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;

			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(_ref) {
			var view = _ref.view,
				userUnit = _ref.userUnit,
				rotate = _ref.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 = [],
				numViews = views.length;
			var firstVisibleElementInd = numViews === 0 ? 0 : binarySearchFirstItem(views, horizontal ?
				isElementRightAfterViewLeft : isElementBottomAfterViewTop);

			if (firstVisibleElementInd > 0 && firstVisibleElementInd < numViews && !horizontal) {
				firstVisibleElementInd = backtrackBeforeAllVisibleElements(firstVisibleElementInd, views, top);
			}

			var lastEdge = horizontal ? right : -1;

			for (var i = firstVisibleElementInd; i < numViews; i++) {
				var view = views[i],
					element = view.div;
				var currentWidth = element.offsetLeft + element.clientLeft;
				var currentHeight = element.offsetTop + element.clientTop;
				var viewWidth = element.clientWidth,
					viewHeight = element.clientHeight;
				var viewRight = currentWidth + viewWidth;
				var 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;
				}

				var hiddenHeight = Math.max(0, top - currentHeight) + Math.max(0, viewBottom - bottom);
				var hiddenWidth = Math.max(0, left - currentWidth) + Math.max(0, viewRight - right);
				var percent = (viewHeight - hiddenHeight) * (viewWidth - hiddenWidth) * 100 / viewHeight /
					viewWidth | 0;
				visible.push({
					id: view.id,
					x: currentWidth,
					y: currentHeight,
					view: view,
					percent: percent
				});
			}

			var first = visible[0],
				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 isValidScrollMode(mode) {
			return Number.isInteger(mode) && Object.values(ScrollMode).includes(mode) && mode !== ScrollMode
				.UNKNOWN;
		}

		function isValidSpreadMode(mode) {
			return Number.isInteger(mode) && Object.values(SpreadMode).includes(mode) && mode !== SpreadMode
				.UNKNOWN;
		}

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

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

		function waitOnEventOrTimeout(_ref2) {
			var target = _ref2.target,
				name = _ref2.name,
				_ref2$delay = _ref2.delay,
				delay = _ref2$delay === void 0 ? 0 : _ref2$delay;
			return new Promise(function(resolve, reject) {
				if (_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);
		});
		exports.animationStarted = animationStarted;

		var EventBus =
			/*#__PURE__*/
			function() {
				function EventBus() {
					var _ref3 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
						_ref3$dispatchToDOM = _ref3.dispatchToDOM,
						dispatchToDOM = _ref3$dispatchToDOM === void 0 ? false : _ref3$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;

						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;
						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;
			}();

		exports.EventBus = EventBus;
		var globalEventBus = null;

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

			if (!globalEventBus) {
				globalEventBus = new EventBus({
					dispatchToDOM: dispatchToDOM
				});
			}

			return globalEventBus;
		}

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

		var ProgressBar =
			/*#__PURE__*/
			function() {
				function ProgressBar(id) {
					var _ref4 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {},
						height = _ref4.height,
						width = _ref4.width,
						units = _ref4.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;
			}();

		exports.ProgressBar = 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];
			}
		}

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.OptionKind = exports.AppOptions = void 0;

		var _pdfjsLib = __webpack_require__(7);

		var _viewer_compatibility = __webpack_require__(8);

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

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

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

		var OptionKind = {
			VIEWER: 0x02,
			API: 0x04,
			WORKER: 0x08,
			PREFERENCE: 0x80
		};
		exports.OptionKind = OptionKind;
		var defaultOptions = {
			cursorToolOnLoad: {
				value: 0,
				kind: OptionKind.VIEWER + OptionKind.PREFERENCE
			},
			defaultUrl: {
				value: 'compressed.tracemonkey-pldi-09.pdf',
				kind: OptionKind.VIEWER
			},
			defaultZoomValue: {
				value: '',
				kind: OptionKind.VIEWER + OptionKind.PREFERENCE
			},
			disableHistory: {
				value: false,
				kind: OptionKind.VIEWER
			},
			disablePageLabels: {
				value: false,
				kind: OptionKind.VIEWER + OptionKind.PREFERENCE
			},
			enablePrintAutoRotate: {
				value: false,
				kind: OptionKind.VIEWER + OptionKind.PREFERENCE
			},
			enableWebGL: {
				value: false,
				kind: OptionKind.VIEWER + OptionKind.PREFERENCE
			},
			eventBusDispatchToDOM: {
				value: false,
				kind: OptionKind.VIEWER + OptionKind.PREFERENCE
			},
			externalLinkRel: {
				value: 'noopener noreferrer nofollow',
				kind: OptionKind.VIEWER
			},
			externalLinkTarget: {
				value: 0,
				kind: OptionKind.VIEWER + OptionKind.PREFERENCE
			},
			historyUpdateUrl: {
				value: false,
				kind: OptionKind.VIEWER + OptionKind.PREFERENCE
			},
			imageResourcesPath: {
				value: './images/',
				kind: OptionKind.VIEWER
			},
			maxCanvasPixels: {
				value: 16777216,
				compatibility: _viewer_compatibility.viewerCompatibilityParams.maxCanvasPixels,
				kind: OptionKind.VIEWER
			},
			pdfBugEnabled: {
				value: false,
				kind: OptionKind.VIEWER + OptionKind.PREFERENCE
			},
			renderer: {
				value: 'canvas',
				kind: OptionKind.VIEWER + OptionKind.PREFERENCE
			},
			renderInteractiveForms: {
				value: false,
				kind: OptionKind.VIEWER + OptionKind.PREFERENCE
			},
			sidebarViewOnLoad: {
				value: -1,
				kind: OptionKind.VIEWER + OptionKind.PREFERENCE
			},
			scrollModeOnLoad: {
				value: -1,
				kind: OptionKind.VIEWER + OptionKind.PREFERENCE
			},
			spreadModeOnLoad: {
				value: -1,
				kind: OptionKind.VIEWER + OptionKind.PREFERENCE
			},
			textLayerMode: {
				value: 1,
				kind: OptionKind.VIEWER + OptionKind.PREFERENCE
			},
			useOnlyCssZoom: {
				value: false,
				kind: OptionKind.VIEWER + OptionKind.PREFERENCE
			},
			viewOnLoad: {
				value: 0,
				kind: OptionKind.VIEWER + OptionKind.PREFERENCE
			},
			cMapPacked: {
				value: true,
				kind: OptionKind.API
			},
			cMapUrl: {
				value: '../web/cmaps/',
				kind: OptionKind.API
			},
			disableAutoFetch: {
				value: false,
				kind: OptionKind.API + OptionKind.PREFERENCE
			},
			disableCreateObjectURL: {
				value: false,
				compatibility: _pdfjsLib.apiCompatibilityParams.disableCreateObjectURL,
				kind: OptionKind.API
			},
			disableFontFace: {
				value: false,
				kind: OptionKind.API + OptionKind.PREFERENCE
			},
			disableRange: {
				value: false,
				kind: OptionKind.API + OptionKind.PREFERENCE
			},
			disableStream: {
				value: false,
				kind: OptionKind.API + OptionKind.PREFERENCE
			},
			docBaseUrl: {
				value: '',
				kind: OptionKind.API
			},
			isEvalSupported: {
				value: true,
				kind: OptionKind.API
			},
			maxImageSize: {
				value: -1,
				kind: OptionKind.API
			},
			pdfBug: {
				value: false,
				kind: OptionKind.API
			},
			verbosity: {
				value: 1,
				kind: OptionKind.API
			},
			workerPort: {
				value: null,
				kind: OptionKind.WORKER
			},
			workerSrc: {
				value: '../build/pdf.worker.js',
				kind: OptionKind.WORKER
			}
		}; {
			defaultOptions.disablePreferences = {
				value: false,
				kind: OptionKind.VIEWER
			};
			defaultOptions.locale = {
				value: typeof navigator !== 'undefined' ? navigator.language : 'en-US',
				kind: OptionKind.VIEWER
			};
			defaultOptions.printResolution = {
				value: 150,
				kind: OptionKind.VIEWER
			};
		}
		var userOptions = Object.create(null);

		var AppOptions =
			/*#__PURE__*/
			function() {
				function AppOptions() {
					_classCallCheck(this, AppOptions);

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

				_createClass(AppOptions, null, [{
					key: "get",
					value: function get(name) {
						var userOption = userOptions[name];

						if (userOption !== undefined) {
							return userOption;
						}

						var defaultOption = defaultOptions[name];

						if (defaultOption !== undefined) {
							return defaultOption.compatibility || defaultOption.value;
						}

						return 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];

							if (kind) {
								if ((kind & defaultOption.kind) === 0) {
									continue;
								}

								if (kind === OptionKind.PREFERENCE) {
									var value = defaultOption.value,
										valueType = _typeof(value);

									if (valueType === 'boolean' || valueType === 'string' ||
										valueType === 'number' && Number.isInteger(value)) {
										options[name] = value;
										continue;
									}

									throw new Error("Invalid type for preference: ".concat(
										name));
								}
							}

							var userOption = userOptions[name];
							options[name] = userOption !== undefined ? userOption :
								defaultOption.compatibility || 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;

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

		"use strict";


		var pdfjsLib;

		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";


		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);

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.PDFCursorTools = exports.CursorTool = void 0;

		var _grab_to_pan = __webpack_require__(10);

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

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

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

		var PDFCursorTools =
			/*#__PURE__*/
			function() {
				function PDFCursorTools(_ref) {
					var _this = this;

					var container = _ref.container,
						eventBus = _ref.eventBus,
						_ref$cursorToolOnLoad = _ref.cursorToolOnLoad,
						cursorToolOnLoad = _ref$cursorToolOnLoad === void 0 ? 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: \"".concat(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;

							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.PDFCursorTools = PDFCursorTools;

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

		"use strict";


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

		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;
			}

			return false;
		}

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.PDFRenderingQueue = exports.RenderingStates = void 0;

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

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

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

		var PDFRenderingQueue =
			/*#__PURE__*/
			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 null;
						}

						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;
								view.draw()["finally"](function() {
									_this.renderHighestPriority();
								});
								break;
						}

						return true;
					}
				}]);

				return PDFRenderingQueue;
			}();

		exports.PDFRenderingQueue = PDFRenderingQueue;

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.PDFSidebar = exports.SidebarView = void 0;

		var _ui_utils = __webpack_require__(5);

		var _pdf_rendering_queue = __webpack_require__(11);

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

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

		var UI_NOTIFICATION_CLASS = 'pdfSidebarNotification';
		var SidebarView = {
			UNKNOWN: -1,
			NONE: 0,
			THUMBS: 1,
			OUTLINE: 2,
			ATTACHMENTS: 3,
			LAYERS: 4
		};
		exports.SidebarView = SidebarView;

		var PDFSidebar =
			/*#__PURE__*/
			function() {
				function PDFSidebar(_ref) {
					var elements = _ref.elements,
						pdfViewer = _ref.pdfViewer,
						pdfThumbnailViewer = _ref.pdfThumbnailViewer,
						eventBus = _ref.eventBus,
						_ref$l10n = _ref.l10n,
						l10n = _ref$l10n === void 0 ? _ui_utils.NullL10n : _ref$l10n,
						_ref$disableNotificat = _ref.disableNotification,
						disableNotification = _ref$disableNotificat === void 0 ? false : _ref$disableNotificat;

					_classCallCheck(this, PDFSidebar);

					this.isOpen = false;
					this.active = SidebarView.THUMBS;
					this.isInitialViewSet = false;
					this.onToggled = null;
					this.pdfViewer = pdfViewer;
					this.pdfThumbnailViewer = pdfThumbnailViewer;
					this.outerContainer = elements.outerContainer;
					this.viewerContainer = elements.viewerContainer;
					this.toggleButton = elements.toggleButton;
					this.thumbnailButton = elements.thumbnailButton;
					this.outlineButton = elements.outlineButton;
					this.attachmentsButton = elements.attachmentsButton;
					this.thumbnailView = elements.thumbnailView;
					this.outlineView = elements.outlineView;
					this.attachmentsView = elements.attachmentsView;
					this.eventBus = eventBus;
					this.l10n = l10n;
					this._disableNotification = disableNotification;

					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 (view === SidebarView.NONE || view === SidebarView.UNKNOWN) {
							this._dispatchEvent();

							return;
						}

						if (!this._switchView(view, true)) {
							this._dispatchEvent();
						}
					}
				}, {
					key: "switchView",
					value: function switchView(view) {
						var forceOpen = arguments.length > 1 && arguments[1] !== undefined ?
							arguments[1] : false;

						this._switchView(view, forceOpen);
					}
				}, {
					key: "_switchView",
					value: function _switchView(view) {
						var forceOpen = arguments.length > 1 && arguments[1] !== undefined ?
							arguments[1] : false;
						var isViewChanged = view !== this.active;
						var shouldForceRendering = false;

						switch (view) {
							case SidebarView.NONE:
								if (this.isOpen) {
									this.close();
									return true;
								}

								return false;

							case SidebarView.THUMBS:
								if (this.isOpen && isViewChanged) {
									shouldForceRendering = true;
								}

								break;

							case SidebarView.OUTLINE:
								if (this.outlineButton.disabled) {
									return false;
								}

								break;

							case SidebarView.ATTACHMENTS:
								if (this.attachmentsButton.disabled) {
									return false;
								}

								break;

							default:
								console.error("PDFSidebar._switchView: \"".concat(view,
									"\" is not a valid view."));
								return false;
						}

						this.active = view;
						this.thumbnailButton.classList.toggle('toggled', view === SidebarView
							.THUMBS);
						this.outlineButton.classList.toggle('toggled', view === SidebarView
							.OUTLINE);
						this.attachmentsButton.classList.toggle('toggled', view === SidebarView
							.ATTACHMENTS);
						this.thumbnailView.classList.toggle('hidden', view !== SidebarView
							.THUMBS);
						this.outlineView.classList.toggle('hidden', view !== SidebarView
							.OUTLINE);
						this.attachmentsView.classList.toggle('hidden', view !== SidebarView
							.ATTACHMENTS);

						if (forceOpen && !this.isOpen) {
							this.open();
							return true;
						}

						if (shouldForceRendering) {
							this._updateThumbnailViewer();

							this._forceRendering();
						}

						if (isViewChanged) {
							this._dispatchEvent();
						}

						this._hideUINotification(this.active);

						return isViewChanged;
					}
				}, {
					key: "open",
					value: function open() {
						if (this.isOpen) {
							return;
						}

						this.isOpen = true;
						this.toggleButton.classList.add('toggled');
						this.outerContainer.classList.add('sidebarMoving', '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.toggleButton.addEventListener('click', function() {
							_this3.toggle();
						});
						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.PDFSidebar = PDFSidebar;

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.OverlayManager = void 0;

		var _regenerator = _interopRequireDefault(__webpack_require__(2));

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

		function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
			try {
				var info = gen[key](arg);
				var value = info.value;
			} catch (error) {
				reject(error);
				return;
			}
			if (info.done) {
				resolve(value);
			} else {
				Promise.resolve(value).then(_next, _throw);
			}
		}

		function _asyncToGenerator(fn) {
			return function() {
				var self = this,
					args = arguments;
				return new Promise(function(resolve, reject) {
					var gen = fn.apply(self, args);

					function _next(value) {
						asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value);
					}

					function _throw(err) {
						asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err);
					}
					_next(undefined);
				});
			};
		}

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

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

		var OverlayManager =
			/*#__PURE__*/
			function() {
				function OverlayManager() {
					_classCallCheck(this, OverlayManager);

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

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

												if (!(!name || !element || !(
														container = element
														.parentNode))) {
													_context.next = 6;
													break;
												}

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

											case 6:
												if (!this._overlays[name]) {
													_context.next = 8;
													break;
												}

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

											case 8:
												this._overlays[name] = {
													element: element,
													container: container,
													callerCloseMethod: callerCloseMethod,
													canForceClose: canForceClose
												};

											case 9:
											case "end":
												return _context.stop();
										}
									}
								}, _callee, this);
							}));

						function register(_x, _x2) {
							return _register.apply(this, arguments);
						}

						return register;
					}()
				}, {
					key: "unregister",
					value: function() {
						var _unregister = _asyncToGenerator(
							/*#__PURE__*/
							_regenerator["default"].mark(function _callee2(name) {
								return _regenerator["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(_x3) {
							return _unregister.apply(this, arguments);
						}

						return unregister;
					}()
				}, {
					key: "open",
					value: function() {
						var _open = _asyncToGenerator(
							/*#__PURE__*/
							_regenerator["default"].mark(function _callee3(name) {
								return _regenerator["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(_x4) {
							return _open.apply(this, arguments);
						}

						return open;
					}()
				}, {
					key: "close",
					value: function() {
						var _close = _asyncToGenerator(
							/*#__PURE__*/
							_regenerator["default"].mark(function _callee4(name) {
								return _regenerator["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(_x5) {
							return _close.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;

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.PasswordPrompt = void 0;

		var _ui_utils = __webpack_require__(5);

		var _pdfjsLib = __webpack_require__(7);

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

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

		var PasswordPrompt =
			/*#__PURE__*/
			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;

							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();
							this.updateCallback(password);
						}
					}
				}, {
					key: "setUpdateCallback",
					value: function setUpdateCallback(updateCallback, reason) {
						this.updateCallback = updateCallback;
						this.reason = reason;
					}
				}]);

				return PasswordPrompt;
			}();

		exports.PasswordPrompt = PasswordPrompt;

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.PDFAttachmentViewer = void 0;

		var _pdfjsLib = __webpack_require__(7);

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

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

		var PDFAttachmentViewer =
			/*#__PURE__*/
			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;

						button.onclick = function() {
							if (!blobUrl) {
								blobUrl = (0, _pdfjsLib.createObjectURL)(content,
									'application/pdf');
							}

							var viewerUrl;
							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 === void 0 ? 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;

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.PDFDocumentProperties = void 0;

		var _regenerator = _interopRequireDefault(__webpack_require__(2));

		var _pdfjsLib = __webpack_require__(7);

		var _ui_utils = __webpack_require__(5);

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

		function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
			try {
				var info = gen[key](arg);
				var value = info.value;
			} catch (error) {
				reject(error);
				return;
			}
			if (info.done) {
				resolve(value);
			} else {
				Promise.resolve(value).then(_next, _throw);
			}
		}

		function _asyncToGenerator(fn) {
			return function() {
				var self = this,
					args = arguments;
				return new Promise(function(resolve, reject) {
					var gen = fn.apply(self, args);

					function _next(value) {
						asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value);
					}

					function _throw(err) {
						asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err);
					}
					_next(undefined);
				});
			};
		}

		function _slicedToArray(arr, i) {
			return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _nonIterableRest();
		}

		function _nonIterableRest() {
			throw new TypeError("Invalid attempt to destructure non-iterable instance");
		}

		function _iterableToArrayLimit(arr, i) {
			if (!(Symbol.iterator in Object(arr) || Object.prototype.toString.call(arr) ===
					"[object Arguments]")) {
				return;
			}
			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"] != null) _i["return"]();
				} finally {
					if (_d) throw _e;
				}
			}
			return _arr;
		}

		function _arrayWithHoles(arr) {
			if (Array.isArray(arr)) return arr;
		}

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

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

		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["".concat(width, "x").concat(height)];
		}

		var PDFDocumentProperties =
			/*#__PURE__*/
			function() {
				function PDFDocumentProperties(_ref, overlayManager, eventBus) {
					var _this = this;

					var overlayName = _ref.overlayName,
						fields = _ref.fields,
						container = _ref.container,
						closeButton = _ref.closeButton;
					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() {
						var _parseFileSize2 = _asyncToGenerator(
							/*#__PURE__*/
							_regenerator["default"].mark(function _callee() {
								var fileSize,
									kb,
									_args = arguments;
								return _regenerator["default"].wrap(function _callee$(
									_context) {
									while (1) {
										switch (_context.prev = _context.next) {
											case 0:
												fileSize = _args.length > 0 &&
													_args[0] !== undefined ?
													_args[0] : 0;
												kb = fileSize / 1024;

												if (kb) {
													_context.next = 6;
													break;
												}

												return _context.abrupt("return",
													undefined);

											case 6:
												if (!(kb < 1024)) {
													_context.next = 8;
													break;
												}

												return _context.abrupt("return",
													this.l10n.get(
														'document_properties_kb', {
															size_kb: (+kb
																	.toPrecision(
																		3))
																.toLocaleString(),
															size_b: fileSize
																.toLocaleString()
														},
														'{{size_kb}} KB ({{size_b}} bytes)'
													));

											case 8:
												return _context.abrupt("return",
													this.l10n.get(
														'document_properties_mb', {
															size_mb: (+(kb /
																		1024
																	)
																	.toPrecision(
																		3))
																.toLocaleString(),
															size_b: fileSize
																.toLocaleString()
														},
														'{{size_mb}} MB ({{size_b}} bytes)'
													));

											case 9:
											case "end":
												return _context.stop();
										}
									}
								}, _callee, this);
							}));

						function _parseFileSize() {
							return _parseFileSize2.apply(this, arguments);
						}

						return _parseFileSize;
					}()
				}, {
					key: "_parsePageSize",
					value: function() {
						var _parsePageSize2 = _asyncToGenerator(
							/*#__PURE__*/
							_regenerator["default"].mark(function _callee2(pageSizeInches,
								pagesRotation) {
								var _this3 = this;

								var isPortrait, sizeInches, sizeMillimeters, pageName,
									name, exactMillimeters, intMillimeters;
								return _regenerator["default"].wrap(function _callee2$(
									_context2) {
									while (1) {
										switch (_context2.prev = _context2
											.next) {
											case 0:
												if (pageSizeInches) {
													_context2.next = 2;
													break;
												}

												return _context2.abrupt(
													"return", undefined);

											case 2:
												if (pagesRotation % 180 !== 0) {
													pageSizeInches = {
														width: pageSizeInches
															.height,
														height: pageSizeInches
															.width
													};
												}

												isPortrait = (0, _ui_utils
													.isPortraitOrientation)(
													pageSizeInches);
												sizeInches = {
													width: Math.round(
															pageSizeInches
															.width * 100) /
														100,
													height: Math.round(
															pageSizeInches
															.height * 100) /
														100
												};
												sizeMillimeters = {
													width: Math.round(
														pageSizeInches
														.width * 25.4 *
														10) / 10,
													height: Math.round(
														pageSizeInches
														.height * 25.4 *
														10) / 10
												};
												pageName = null;
												name = getPageName(sizeInches,
														isPortrait,
														US_PAGE_NAMES) ||
													getPageName(sizeMillimeters,
														isPortrait,
														METRIC_PAGE_NAMES);

												if (!name && !(Number.isInteger(
															sizeMillimeters
															.width) && Number
														.isInteger(
															sizeMillimeters
															.height))) {
													exactMillimeters = {
														width: pageSizeInches
															.width * 25.4,
														height: pageSizeInches
															.height * 25.4
													};
													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 _context2.abrupt(
													"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}})'
															);
													}));

											case 11:
											case "end":
												return _context2.stop();
										}
									}
								}, _callee2, this);
							}));

						function _parsePageSize(_x, _x2) {
							return _parsePageSize2.apply(this, arguments);
						}

						return _parsePageSize;
					}()
				}, {
					key: "_parseDate",
					value: function() {
						var _parseDate2 = _asyncToGenerator(
							/*#__PURE__*/
							_regenerator["default"].mark(function _callee3(inputDate) {
								var dateObject;
								return _regenerator["default"].wrap(function _callee3$(
									_context3) {
									while (1) {
										switch (_context3.prev = _context3
											.next) {
											case 0:
												dateObject = _pdfjsLib
													.PDFDateString.toDateObject(
														inputDate);

												if (dateObject) {
													_context3.next = 3;
													break;
												}

												return _context3.abrupt(
													"return", undefined);

											case 3:
												return _context3.abrupt(
													"return", this.l10n.get(
														'document_properties_date_string', {
															date: dateObject
																.toLocaleDateString(),
															time: dateObject
																.toLocaleTimeString()
														},
														'{{date}}, {{time}}'
													));

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

						function _parseDate(_x3) {
							return _parseDate2.apply(this, arguments);
						}

						return _parseDate;
					}()
				}, {
					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;

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.PDFFindBar = void 0;

		var _ui_utils = __webpack_require__(5);

		var _pdf_find_controller = __webpack_require__(18);

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

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

		var MATCHES_COUNT_LIMIT = 1000;

		var PDFFindBar =
			/*#__PURE__*/
			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 === void 0 ? 0 : _ref$current,
							_ref$total = _ref.total,
							total = _ref$total === void 0 ? 0 : _ref$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.toggle('hidden', !total);

							_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;

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.PDFFindController = exports.FindState = void 0;

		var _ui_utils = __webpack_require__(5);

		var _pdfjsLib = __webpack_require__(7);

		var _pdf_find_utils = __webpack_require__(19);

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

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

		var FindState = {
			FOUND: 0,
			NOT_FOUND: 1,
			WRAPPED: 2,
			PENDING: 3
		};
		exports.FindState = FindState;
		var FIND_TIMEOUT = 250;
		var MATCH_SCROLL_OFFSET_TOP = -50;
		var MATCH_SCROLL_OFFSET_LEFT = -400;
		var CHARACTERS_TO_NORMALIZE = {
			"\u2018": '\'',
			"\u2019": '\'',
			"\u201A": '\'',
			"\u201B": '\'',
			"\u201C": '"',
			"\u201D": '"',
			"\u201E": '"',
			"\u201F": '"',
			"\xBC": '1/4',
			"\xBD": '1/2',
			"\xBE": '3/4'
		};
		var normalizationRegex = null;

		function normalize(text) {
			if (!normalizationRegex) {
				var replace = Object.keys(CHARACTERS_TO_NORMALIZE).join('');
				normalizationRegex = new RegExp("[".concat(replace, "]"), 'g');
			}

			return text.replace(normalizationRegex, function(ch) {
				return CHARACTERS_TO_NORMALIZE[ch];
			});
		}

		var PDFFindController =
			/*#__PURE__*/
			function() {
				function PDFFindController(_ref) {
					var linkService = _ref.linkService,
						_ref$eventBus = _ref.eventBus,
						eventBus = _ref$eventBus === void 0 ? (0, _ui_utils.getGlobalEventBus)() :
						_ref$eventBus;

					_classCallCheck(this, PDFFindController);

					this._linkService = linkService;
					this._eventBus = eventBus;

					this._reset();

					eventBus.on('findbarclose', this._onFindBarClose.bind(this));
				}

				_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;

						if (!state) {
							return;
						}

						var pdfDocument = this._pdfDocument;

						if (this._state === null || this._shouldDirtyMatch(cmd, state)) {
							this._dirtyMatch = true;
						}

						this._state = state;

						if (cmd !== 'findhighlightallchange') {
							this._updateUIState(FindState.PENDING);
						}

						this._firstPageCapability.promise.then(function() {
							if (!_this._pdfDocument || pdfDocument && _this
								._pdfDocument !== pdfDocument) {
								return;
							}

							_this._extractText();

							var findbarClosed = !_this._highlightMatches;
							var pendingTimeout = !!_this._findTimeout;

							if (_this._findTimeout) {
								clearTimeout(_this._findTimeout);
								_this._findTimeout = null;
							}

							if (cmd === 'find') {
								_this._findTimeout = setTimeout(function() {
									_this._nextMatch();

									_this._findTimeout = null;
								}, FIND_TIMEOUT);
							} else if (_this._dirtyMatch) {
								_this._nextMatch();
							} else if (cmd === 'findagain') {
								_this._nextMatch();

								if (findbarClosed && _this._state.highlightAll) {
									_this._updateAllPages();
								}
							} else if (cmd === 'findhighlightallchange') {
								if (pendingTimeout) {
									_this._nextMatch();
								} else {
									_this._highlightMatches = true;
								}

								_this._updateAllPages();
							} else {
								_this._nextMatch();
							}
						});
					}
				}, {
					key: "scrollMatchIntoView",
					value: function scrollMatchIntoView(_ref2) {
						var _ref2$element = _ref2.element,
							element = _ref2$element === void 0 ? null : _ref2$element,
							_ref2$pageIndex = _ref2.pageIndex,
							pageIndex = _ref2$pageIndex === void 0 ? -1 : _ref2$pageIndex,
							_ref2$matchIndex = _ref2.matchIndex,
							matchIndex = _ref2$matchIndex === void 0 ? -1 : _ref2$matchIndex;

						if (!this._scrollMatches || !element) {
							return;
						} else if (matchIndex === -1 || matchIndex !== this._selected
							.matchIdx) {
							return;
						} else if (pageIndex === -1 || pageIndex !== this._selected.pageIdx) {
							return;
						}

						this._scrollMatches = false;
						var spot = {
							top: MATCH_SCROLL_OFFSET_TOP,
							left: MATCH_SCROLL_OFFSET_LEFT
						};
						(0, _ui_utils.scrollIntoView)(element, spot, true);
					}
				}, {
					key: "_reset",
					value: function _reset() {
						this._highlightMatches = false;
						this._scrollMatches = false;
						this._pdfDocument = null;
						this._pageMatches = [];
						this._pageMatchesLength = [];
						this._state = null;
						this._selected = {
							pageIdx: -1,
							matchIdx: -1
						};
						this._offset = {
							pageIdx: null,
							matchIdx: null,
							wrapped: false
						};
						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: "_shouldDirtyMatch",
					value: function _shouldDirtyMatch(cmd, state) {
						if (state.query !== this._state.query) {
							return true;
						}

						switch (cmd) {
							case 'findagain':
								var pageNumber = this._selected.pageIdx + 1;
								var linkService = this._linkService;

								if (pageNumber >= 1 && pageNumber <= linkService.pagesCount &&
									pageNumber !== linkService.page && !linkService
									.isPageVisible(pageNumber)) {
									return true;
								}

								return false;

							case 'findhighlightallchange':
								return false;
						}

						return true;
					}
				}, {
					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
								});
							}
						}

						this._pageMatchesLength[pageIndex] = [];
						this._pageMatches[pageIndex] = [];

						this._prepareMatches(matchesWithLength, this._pageMatches[pageIndex],
							this._pageMatchesLength[pageIndex]);
					}
				}, {
					key: "_calculateMatch",
					value: function _calculateMatch(pageIndex) {
						var pageContent = this._pageContents[pageIndex];
						var query = this._query;
						var _this$_state = this._state,
							caseSensitive = _this$_state.caseSensitive,
							entireWord = _this$_state.entireWord,
							phraseSearch = _this$_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);
						}

						if (this._state.highlightAll) {
							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] = normalize(
										strBuf.join(''));
									extractTextCapability.resolve(i);
								}, function(reason) {
									console.error(
										"Unable to get text content for page "
										.concat(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._scrollMatches && this._selected.pageIdx === index) {
							this._linkService.page = index + 1;
						}

						this._eventBus.dispatch('updatetextlayermatches', {
							source: this,
							pageIndex: index
						});
					}
				}, {
					key: "_updateAllPages",
					value: function _updateAllPages() {
						this._eventBus.dispatch('updatetextlayermatches', {
							source: this,
							pageIndex: -1
						});
					}
				}, {
					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._offset.wrapped = false;
							this._resumePageIdx = null;
							this._pageMatches.length = 0;
							this._pageMatchesLength.length = 0;
							this._matchesCountTotal = 0;

							this._updateAllPages();

							for (var i = 0; i < numPages; i++) {
								if (this._pendingFindMatches[i] === true) {
									continue;
								}

								this._pendingFindMatches[i] = true;

								this._extractTextPromises[i].then(function(pageIdx) {
									delete _this3._pendingFindMatches[pageIdx];

									_this3._calculateMatch(pageIdx);
								});
							}
						}

						if (this._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._scrollMatches = true;

							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;
							}

							if (_this4._resumePageIdx) {
								_this4._resumePageIdx = null;
								_this4._dirtyMatch = true;
							}

							_this4._updateUIState(FindState.FOUND);

							_this4._highlightMatches = false;

							_this4._updateAllPages();
						});
					}
				}, {
					key: "_requestMatchesCount",
					value: function _requestMatchesCount() {
						var _this$_selected = this._selected,
							pageIdx = _this$_selected.pageIdx,
							matchIdx = _this$_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;
					}
				}, {
					key: "_query",
					get: function get() {
						if (this._state.query !== this._rawQuery) {
							this._rawQuery = this._state.query;
							this._normalizedQuery = normalize(this._state.query);
						}

						return this._normalizedQuery;
					}
				}]);

				return PDFFindController;
			}();

		exports.PDFFindController = PDFFindController;

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.getCharacterType = getCharacterType;
		exports.CharacterType = void 0;
		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
		};
		exports.CharacterType = CharacterType;

		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;
		}

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.isDestHashesEqual = isDestHashesEqual;
		exports.isDestArraysEqual = isDestArraysEqual;
		exports.PDFHistory = void 0;

		var _ui_utils = __webpack_require__(5);

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

		function _slicedToArray(arr, i) {
			return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _nonIterableRest();
		}

		function _nonIterableRest() {
			throw new TypeError("Invalid attempt to destructure non-iterable instance");
		}

		function _iterableToArrayLimit(arr, i) {
			if (!(Symbol.iterator in Object(arr) || Object.prototype.toString.call(arr) ===
					"[object Arguments]")) {
				return;
			}
			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"] != null) _i["return"]();
				} finally {
					if (_d) throw _e;
				}
			}
			return _arr;
		}

		function _arrayWithHoles(arr) {
			if (Array.isArray(arr)) return arr;
		}

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

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

		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 =
			/*#__PURE__*/
			function() {
				function PDFHistory(_ref) {
					var _this = this;

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

					_classCallCheck(this, PDFHistory);

					this.linkService = linkService;
					this.eventBus = eventBus || (0, _ui_utils.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;
					});
				}
				//pdf预览历史
				_createClass(PDFHistory, [{
					key: "initialize",
					value: function initialize(_ref2) {
						var fingerprint = _ref2.fingerprint,
							_ref2$resetHistory = _ref2.resetHistory,
							resetHistory = _ref2$resetHistory === void 0 ? false :
							_ref2$resetHistory,
							_ref2$updateUrl = _ref2.updateUrl,
							updateUrl = _ref2$updateUrl === void 0 ? false : _ref2$updateUrl;

						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;
						this._updateUrl = updateUrl === true;

						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, true) || 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=".concat(destination.page);
						}
					}
				}, {
					key: "push",
					value: function push(_ref3) {
						var _this2 = this;

						var _ref3$namedDest = _ref3.namedDest,
							namedDest = _ref3$namedDest === void 0 ? null : _ref3$namedDest,
							explicitDest = _ref3.explicitDest,
							pageNumber = _ref3.pageNumber;

						if (!this.initialized) {
							return;
						}

						if (namedDest && typeof namedDest !== 'string') {
							console.error('PDFHistory.push: ' + "\"".concat(namedDest,
								"\" is not a valid namedDest parameter."));
							return;
						} else if (!Array.isArray(explicitDest)) {
							console.error('PDFHistory.push: ' + "\"".concat(explicitDest,
								"\" is not a valid explicitDest parameter."));
							return;
						} else if (!(Number.isInteger(pageNumber) && pageNumber > 0 &&
								pageNumber <= this.linkService.pagesCount)) {
							if (pageNumber !== null || this._destination) {
								console.error('PDFHistory.push: ' + "\"".concat(pageNumber,
									"\" is not a valid pageNumber parameter."));
								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);

						var newUrl;

						if (this._updateUrl && destination && destination.hash) {
							var baseUrl = document.location.href.split('#')[0];

							if (!baseUrl.startsWith('file://')) {
								newUrl = "".concat(baseUrl, "#").concat(destination.hash);
							}
						}

						if (shouldReplace) {
							if (newUrl) {
								window.history.replaceState(newState, '', newUrl);
							} else {
								window.history.replaceState(newState, '');
							}
						} else {
							this._maxUid = this._uid;

							if (newUrl) {
								window.history.pushState(newState, '', newUrl);
							} else {
								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) {
						var checkReload = arguments.length > 1 && arguments[1] !== undefined ?
							arguments[1] : false;

						if (!state) {
							return false;
						}

						if (state.fingerprint !== this.fingerprint) {
							if (checkReload) {
								if (typeof state.fingerprint !== 'string' || state.fingerprint
									.length !== this.fingerprint.length) {
									return false;
								}

								var _performance$getEntri = performance.getEntriesByType(
										'navigation'),
									_performance$getEntri2 = _slicedToArray(
										_performance$getEntri, 1),
									perfEntry = _performance$getEntri2[0];

								if (!perfEntry || perfEntry.type !== 'reload') {
									return false;
								}
							} else {
								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(_ref4) {
						var _this3 = this;

						var location = _ref4.location;

						if (this._updateViewareaTimeout) {
							clearTimeout(this._updateViewareaTimeout);
							this._updateViewareaTimeout = null;
						}

						this._position = {
							hash: this._isViewerInPresentationMode ? "page=".concat(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(_ref5) {
						var _this4 = this;

						var state = _ref5.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;
			}();

		exports.PDFHistory = 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) !== _typeof(second)) {
					return false;
				}

				if (Array.isArray(first) || Array.isArray(second)) {
					return false;
				}

				if (first !== null && _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;
		}

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.SimpleLinkService = exports.PDFLinkService = void 0;

		var _ui_utils = __webpack_require__(5);

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

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

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

		var PDFLinkService =
			/*#__PURE__*/
			function() {
				function PDFLinkService() {
					var _ref = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
						eventBus = _ref.eventBus,
						_ref$externalLinkTarg = _ref.externalLinkTarget,
						externalLinkTarget = _ref$externalLinkTarg === void 0 ? null : _ref$externalLinkTarg,
						_ref$externalLinkRel = _ref.externalLinkRel,
						externalLinkRel = _ref$externalLinkRel === void 0 ? null : _ref$externalLinkRel,
						_ref$externalLinkEnab = _ref.externalLinkEnabled,
						externalLinkEnabled = _ref$externalLinkEnab === void 0 ? true : _ref$externalLinkEnab;

					_classCallCheck(this, PDFLinkService);

					this.eventBus = eventBus || (0, _ui_utils.getGlobalEventBus)();
					this.externalLinkTarget = externalLinkTarget;
					this.externalLinkRel = externalLinkRel;
					this.externalLinkEnabled = externalLinkEnabled;
					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;

							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: \""
											.concat(destRef, "\" is not ") +
											"a valid page reference, for dest=\""
											.concat(dest, "\"."));
									});

									return;
								}
							} else if (Number.isInteger(destRef)) {
								pageNumber = destRef + 1;
							} else {
								console.error("PDFLinkService.navigateTo: \"".concat(
										destRef, "\" is not ") +
									"a valid destination reference, for dest=\"".concat(
										dest, "\"."));
								return;
							}

							if (!pageNumber || pageNumber < 1 || pageNumber > _this
								.pagesCount) {
								console.error("PDFLinkService.navigateTo: \"".concat(
										pageNumber, "\" is not ") +
									"a valid page number, for dest=\"".concat(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: \"".concat(
										data.explicitDest, "\" is") +
									" not a valid destination array, for dest=\""
									.concat(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, dest;

						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: \"".concat(
												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: \"".concat(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.gen === 0 ? "".concat(pageRef.num, "R") : ""
							.concat(pageRef.num, "R").concat(pageRef.gen);
						this._pagesRefCache[refStr] = pageNum;
					}
				}, {
					key: "_cachedPageNumber",
					value: function _cachedPageNumber(pageRef) {
						var refStr = pageRef.gen === 0 ? "".concat(pageRef.num, "R") : ""
							.concat(pageRef.num, "R").concat(pageRef.gen);
						return this._pagesRefCache && this._pagesRefCache[refStr] || null;
					}
				}, {
					key: "isPageVisible",
					value: function isPageVisible(pageNumber) {
						return this.pdfViewer.isPageVisible(pageNumber);
					}
				}, {
					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;
			}();

		exports.PDFLinkService = 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) === 'object' && Number.isInteger(page.num) && Number.isInteger(page.gen)) && !(
					Number.isInteger(page) && page >= 0)) {
				return false;
			}

			var zoom = dest[1];

			if (!(_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 =
			/*#__PURE__*/
			function() {
				function SimpleLinkService() {
					_classCallCheck(this, SimpleLinkService);

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

				_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: "isPageVisible",
					value: function isPageVisible(pageNumber) {
						return true;
					}
				}, {
					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.SimpleLinkService = SimpleLinkService;

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.PDFOutlineViewer = void 0;

		var _pdfjsLib = __webpack_require__(7);

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

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

		var DEFAULT_TITLE = "\u2013";

		var PDFOutlineViewer =
			/*#__PURE__*/
			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,
								enabled: linkService.externalLinkEnabled
							});
							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, _ref4) {
						var _this = this;

						var count = _ref4.count,
							items = _ref4.items;
						var toggler = document.createElement('div');
						toggler.className = 'outlineItemToggler';

						if (count < 0 && Math.abs(count) === items.length) {
							toggler.classList.add('outlineItemsHidden');
						}

						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) {
						var show = arguments.length > 1 && arguments[1] !== undefined ?
							arguments[1] : false;
						this.lastToggleIsShow = show;
						var _iteratorNormalCompletion = true;
						var _didIteratorError = false;
						var _iteratorError = undefined;

						try {
							for (var _iterator = root.querySelectorAll('.outlineItemToggler')[
									Symbol.iterator](), _step; !(_iteratorNormalCompletion = (
									_step = _iterator.next()).done); _iteratorNormalCompletion =
								true) {
								var toggler = _step.value;
								toggler.classList.toggle('outlineItemsHidden', !show);
							}
						} catch (err) {
							_didIteratorError = true;
							_iteratorError = err;
						} finally {
							try {
								if (!_iteratorNormalCompletion && _iterator["return"] != null) {
									_iterator["return"]();
								}
							} finally {
								if (_didIteratorError) {
									throw _iteratorError;
								}
							}
						}
					}
				}, {
					key: "toggleOutlineTree",
					value: function toggleOutlineTree() {
						if (!this.outline) {
							return;
						}

						this._toggleOutlineItem(this.container, !this.lastToggleIsShow);
					}
				}, {
					key: "render",
					value: function render(_ref5) {
						var outline = _ref5.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();
							var _iteratorNormalCompletion2 = true;
							var _didIteratorError2 = false;
							var _iteratorError2 = undefined;

							try {
								for (var _iterator2 = levelData.items[Symbol.iterator](),
										_step2; !(_iteratorNormalCompletion2 = (_step2 =
										_iterator2
										.next()).done); _iteratorNormalCompletion2 = true) {
									var item = _step2.value;
									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, item);

										var itemsDiv = document.createElement('div');
										itemsDiv.className = 'outlineItems';
										div.appendChild(itemsDiv);
										queue.push({
											parent: itemsDiv,
											items: item.items
										});
									}

									levelData.parent.appendChild(div);
									outlineCount++;
								}
							} catch (err) {
								_didIteratorError2 = true;
								_iteratorError2 = err;
							} finally {
								try {
									if (!_iteratorNormalCompletion2 && _iterator2["return"] !=
										null) {
										_iterator2["return"]();
									}
								} finally {
									if (_didIteratorError2) {
										throw _iteratorError2;
									}
								}
							}
						}

						if (hasAnyNesting) {
							this.container.classList.add('outlineWithDeepNesting');
							this.lastToggleIsShow = fragment.querySelectorAll(
								'.outlineItemsHidden').length === 0;
						}

						this.container.appendChild(fragment);

						this._dispatchEvent(outlineCount);
					}
				}]);

				return PDFOutlineViewer;
			}();

		exports.PDFOutlineViewer = PDFOutlineViewer;

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.PDFPresentationMode = void 0;

		var _ui_utils = __webpack_require__(5);

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

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

		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 =
			/*#__PURE__*/
			function() {
				function PDFPresentationMode(_ref) {
					var _this = this;

					var container = _ref.container,
						_ref$viewer = _ref.viewer,
						viewer = _ref$viewer === void 0 ? null : _ref$viewer,
						pdfViewer = _ref.pdfViewer,
						eventBus = _ref.eventBus,
						_ref$contextMenuItems = _ref.contextMenuItems,
						contextMenuItems = _ref$contextMenuItems === void 0 ? null : _ref$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;

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.PDFSidebarResizer = void 0;

		var _ui_utils = __webpack_require__(5);

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

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

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

		var PDFSidebarResizer =
			/*#__PURE__*/
			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 * ".concat(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, "".concat(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;

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.PDFThumbnailViewer = void 0;

		var _ui_utils = __webpack_require__(5);

		var _pdf_thumbnail_view = __webpack_require__(26);

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

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

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

		var PDFThumbnailViewer =
			/*#__PURE__*/
			function() {
				function PDFThumbnailViewer(_ref) {
					var container = _ref.container,
						linkService = _ref.linkService,
						renderingQueue = _ref.renderingQueue,
						_ref$l10n = _ref.l10n,
						l10n = _ref$l10n === void 0 ? _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({
								scale: 1
							});

							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;

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.PDFThumbnailView = void 0;

		var _pdfjsLib = __webpack_require__(7);

		var _ui_utils = __webpack_require__(5);

		var _pdf_rendering_queue = __webpack_require__(11);

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

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

		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 =
			/*#__PURE__*/
			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 === void 0 ? false :
						_ref$disableCanvasToI,
						_ref$l10n = _ref.l10n,
						l10n = _ref$l10n === void 0 ? _ui_utils.NullL10n : _ref$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({
							scale: 1,
							rotation: totalRotation
						});
						this.reset();
					}
				}, {
					key: "reset",
					value: function reset() {
						this.cancelRendering();
						this.renderingState = _pdf_rendering_queue.RenderingStates.INITIAL;
						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.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;

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.PDFViewer = void 0;

		var _base_viewer = __webpack_require__(28);

		var _pdfjsLib = __webpack_require__(7);

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

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

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

		function _possibleConstructorReturn(self, call) {
			if (call && (_typeof(call) === "object" || typeof call === "function")) {
				return call;
			}
			return _assertThisInitialized(self);
		}

		function _assertThisInitialized(self) {
			if (self === void 0) {
				throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
			}
			return self;
		}

		function _get(target, property, receiver) {
			if (typeof Reflect !== "undefined" && Reflect.get) {
				_get = Reflect.get;
			} else {
				_get = function _get(target, property, receiver) {
					var base = _superPropBase(target, property);
					if (!base) return;
					var desc = Object.getOwnPropertyDescriptor(base, property);
					if (desc.get) {
						return desc.get.call(receiver);
					}
					return desc.value;
				};
			}
			return _get(target, property, receiver || target);
		}

		function _superPropBase(object, property) {
			while (!Object.prototype.hasOwnProperty.call(object, property)) {
				object = _getPrototypeOf(object);
				if (object === null) break;
			}
			return object;
		}

		function _getPrototypeOf(o) {
			_getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {
				return o.__proto__ || Object.getPrototypeOf(o);
			};
			return _getPrototypeOf(o);
		}

		function _inherits(subClass, superClass) {
			if (typeof superClass !== "function" && superClass !== null) {
				throw new TypeError("Super expression must either be null or a function");
			}
			subClass.prototype = Object.create(superClass && superClass.prototype, {
				constructor: {
					value: subClass,
					writable: true,
					configurable: true
				}
			});
			if (superClass) _setPrototypeOf(subClass, superClass);
		}

		function _setPrototypeOf(o, p) {
			_setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
				o.__proto__ = p;
				return o;
			};
			return _setPrototypeOf(o, p);
		}

		var PDFViewer =
			/*#__PURE__*/
			function(_BaseViewer) {
				_inherits(PDFViewer, _BaseViewer);

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

					return _possibleConstructorReturn(this, _getPrototypeOf(PDFViewer).apply(this, arguments));
				}

				_createClass(PDFViewer, [{
					key: "_scrollIntoView",
					value: function _scrollIntoView(_ref) {
						var pageDiv = _ref.pageDiv,
							_ref$pageSpot = _ref.pageSpot,
							pageSpot = _ref$pageSpot === void 0 ? null : _ref$pageSpot,
							_ref$pageNumber = _ref.pageNumber,
							pageNumber = _ref$pageNumber === void 0 ? null : _ref$pageNumber;

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

							if (this._isScrollModeHorizontal || left < scrollLeft || right >
								scrollLeft + clientWidth) {
								pageSpot = {
									left: 0,
									top: 0
								};
							}
						}

						_get(_getPrototypeOf(PDFViewer.prototype), "_scrollIntoView", this)
							.call(this, {
								pageDiv: pageDiv,
								pageSpot: pageSpot,
								pageNumber: pageNumber
							});
					}
				}, {
					key: "_getVisiblePages",
					value: function _getVisiblePages() {
						if (this.isInPresentationMode) {
							return this._getCurrentVisiblePage();
						}

						return _get(_getPrototypeOf(PDFViewer.prototype), "_getVisiblePages",
							this).call(this);
					}
				}, {
					key: "_updateHelper",
					value: function _updateHelper(visiblePages) {
						if (this.isInPresentationMode) {
							return;
						}

						var currentId = this._currentPageNumber;
						var stillFullyVisible = false;
						var _iteratorNormalCompletion = true;
						var _didIteratorError = false;
						var _iteratorError = undefined;

						try {
							for (var _iterator = visiblePages[Symbol.iterator](), _step; !(
									_iteratorNormalCompletion = (_step = _iterator.next()).done
								); _iteratorNormalCompletion = true) {
								var page = _step.value;

								if (page.percent < 100) {
									break;
								}

								if (page.id === currentId) {
									stillFullyVisible = true;
									break;
								}
							}
						} catch (err) {
							_didIteratorError = true;
							_iteratorError = err;
						} finally {
							try {
								if (!_iteratorNormalCompletion && _iterator["return"] != null) {
									_iterator["return"]();
								}
							} finally {
								if (_didIteratorError) {
									throw _iteratorError;
								}
							}
						}

						if (!stillFullyVisible) {
							currentId = visiblePages[0].id;
						}

						this._setCurrentPageNumber(currentId);
					}
				}, {
					key: "_setDocumentViewerElement",
					get: function get() {
						return (0, _pdfjsLib.shadow)(this, '_setDocumentViewerElement', this
							.viewer);
					}
				}]);

				return PDFViewer;
			}(_base_viewer.BaseViewer);

		exports.PDFViewer = PDFViewer;

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.BaseViewer = void 0;

		var _ui_utils = __webpack_require__(5);

		var _pdf_rendering_queue = __webpack_require__(11);

		var _annotation_layer_builder = __webpack_require__(29);

		var _pdfjsLib = __webpack_require__(7);

		var _pdf_page_view = __webpack_require__(30);

		var _pdf_link_service = __webpack_require__(21);

		var _text_layer_builder = __webpack_require__(31);

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

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

		var DEFAULT_CACHE_SIZE = 10;

		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 =
			/*#__PURE__*/
			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, _ui_utils.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._onBeforeDraw = this._onAfterDraw = null;

					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 true;
						}

						if (!(0 < val && val <= this.pagesCount)) {
							return false;
						}

						this._currentPageNumber = val;
						this.eventBus.dispatch('pagechanging', {
							source: this,
							pageNumber: val,
							pageLabel: this._pageLabels && this._pageLabels[val - 1]
						});

						if (resetCurrentPageView) {
							this._resetCurrentPageView();
						}

						return true;
					}
				}, {
					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 onePageRenderedCapability = (0, _pdfjsLib.createPromiseCapability)
							();
						this.onePageRendered = onePageRenderedCapability.promise;
						var firstPagePromise = pdfDocument.getPage(1);
						this.firstPagePromise = firstPagePromise;

						this._onBeforeDraw = function(evt) {
							var pageView = _this2._pages[evt.pageNumber - 1];

							if (!pageView) {
								return;
							}

							_this2._buffer.push(pageView);
						};

						this.eventBus.on('pagerender', this._onBeforeDraw);

						this._onAfterDraw = function(evt) {
							if (evt.cssTransform || onePageRenderedCapability.settled) {
								return;
							}

							onePageRenderedCapability.resolve();

							_this2.eventBus.off('pagerendered', _this2._onAfterDraw);

							_this2._onAfterDraw = null;
						};

						this.eventBus.on('pagerendered', this._onAfterDraw);
						firstPagePromise.then(function(pdfPage) {
							var scale = _this2.currentScale;
							var viewport = pdfPage.getViewport({
								scale: 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
								});

								_this2._pages.push(pageView);
							}

							if (_this2._spreadMode !== _ui_utils.SpreadMode.NONE) {
								_this2._updateSpreadMode();
							}

							onePageRenderedCapability.promise.then(function() {
								if (_this2.findController) {
									_this2.findController.setDocument(
										pdfDocument);
								}

								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 "
												.concat(_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.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("".concat(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 = _ui_utils.ScrollMode.VERTICAL;
						this._spreadMode = _ui_utils.SpreadMode.NONE;

						if (this._onBeforeDraw) {
							this.eventBus.off('pagerender', this._onBeforeDraw);
							this._onBeforeDraw = null;
						}

						if (this._onAfterDraw) {
							this.eventBus.off('pagerendered', this._onAfterDraw);
							this._onAfterDraw = null;
						}

						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 === void 0 ? null : _ref$pageSpot,
							_ref$pageNumber = _ref.pageNumber,
							pageNumber = _ref$pageNumber === void 0 ? null : _ref$pageNumber;
						(0, _ui_utils.scrollIntoView)(pageDiv, pageSpot);
					}
				}, {
					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.eventBus.dispatch('scalechanging', {
									source: this,
									scale: newScale,
									presetValue: newValue
								});
							}

							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;

							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.eventBus.dispatch('scalechanging', {
							source: this,
							scale: newScale,
							presetValue: preset ? newValue : undefined
						});

						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("".concat(this._name, "._setScale: \"")
										.concat(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(_ref3) {
						var pageNumber = _ref3.pageNumber,
							_ref3$destArray = _ref3.destArray,
							destArray = _ref3$destArray === void 0 ? null : _ref3$destArray,
							_ref3$allowNegativeOf = _ref3.allowNegativeOffset,
							allowNegativeOffset = _ref3$allowNegativeOf === void 0 ? false :
							_ref3$allowNegativeOf;

						if (!this.pdfDocument) {
							return;
						}

						var pageView = Number.isInteger(pageNumber) && this._pages[pageNumber -
							1];

						if (!pageView) {
							console.error("".concat(this._name, ".scrollPageIntoView: ") + "\""
								.concat(pageNumber,
									"\" is not a valid pageNumber parameter."));
							return;
						}

						if (this.isInPresentationMode || !destArray) {
							this._setCurrentPageNumber(pageNumber, true);

							return;
						}

						var x = 0,
							y = 0;
						var width = 0,
							height = 0,
							widthScale,
							heightScale;
						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 (destArray[1].name) {
							case 'XYZ':
								x = destArray[2];
								y = destArray[3];
								scale = destArray[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 = destArray[2];
								scale = 'page-width';

								if (y === null && this._location) {
									x = this._location.left;
									y = this._location.top;
								}

								break;

							case 'FitV':
							case 'FitBV':
								x = destArray[2];
								width = pageWidth;
								height = pageHeight;
								scale = 'page-height';
								break;

							case 'FitR':
								x = destArray[2];
								y = destArray[3];
								width = destArray[4] - x;
								height = destArray[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("".concat(this._name, ".scrollPageIntoView: ") +
									"\"".concat(destArray[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' && !destArray[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: "_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: "_updateHelper",
					value: function _updateHelper(visiblePages) {
						throw new Error('Not implemented: _updateHelper');
					}
				}, {
					key: "update",
					value: function update() {
						var visible = this._getVisiblePages();

						var visiblePages = visible.views,
							numVisiblePages = visiblePages.length;

						if (numVisiblePages === 0) {
							return;
						}

						var newCacheSize = Math.max(DEFAULT_CACHE_SIZE, 2 * numVisiblePages +
							1);

						this._buffer.resize(newCacheSize, visiblePages);

						this.renderingQueue.renderHighestPriority(visible);

						this._updateHelper(visiblePages);

						this._updateLocation(visible.first);

						this.eventBus.dispatch('updateviewarea', {
							source: this,
							location: this._location
						});
					}
				}, {
					key: "containsElement",
					value: function containsElement(element) {
						return this.container.contains(element);
					}
				}, {
					key: "focus",
					value: function focus() {
						this.container.focus();
					}
				}, {
					key: "_getCurrentVisiblePage",
					value: function _getCurrentVisiblePage() {
						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: "_getVisiblePages",
					value: function _getVisiblePages() {
						return (0, _ui_utils.getVisibleElements)(this.container, this._pages,
							true, this._isScrollModeHorizontal);
					}
				}, {
					key: "isPageVisible",
					value: function isPageVisible(pageNumber) {
						if (!this.pdfDocument) {
							return false;
						}

						if (this.pageNumber < 1 || pageNumber > this.pagesCount) {
							console.error("".concat(this._name, ".isPageVisible: \"").concat(
								pageNumber, "\" is out of bounds."));
							return false;
						}

						return this._getVisiblePages().views.some(function(view) {
							return view.id === pageNumber;
						});
					}
				}, {
					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({
								scale: 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 === _ui_utils
							.ScrollMode.HORIZONTAL);
						viewer.classList.toggle('scrollWrapped', scrollMode === _ui_utils
							.ScrollMode.WRAPPED);

						if (!this.pdfDocument || !pageNumber) {
							return;
						}

						if (this._currentScaleValue && isNaN(this._currentScaleValue)) {
							this._setScale(this._currentScaleValue, true);
						}

						this._setCurrentPageNumber(pageNumber, true);

						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 === _ui_utils.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._setCurrentPageNumber(pageNumber, true);

						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;
						}

						if (!this._setCurrentPageNumber(val, true)) {
							console.error("".concat(this._name, ".currentPageNumber: \"")
								.concat(val, "\" is not a valid page."));
						}
					}
				}, {
					key: "currentPageLabel",
					get: function get() {
						return this._pageLabels && this._pageLabels[this._currentPageNumber -
							1];
					},
					set: function set(val) {
						if (!this.pdfDocument) {
							return;
						}

						var page = val | 0;

						if (this._pageLabels) {
							var i = this._pageLabels.indexOf(val);

							if (i >= 0) {
								page = i + 1;
							}
						}

						if (!this._setCurrentPageNumber(page, true)) {
							console.error("".concat(this._name, ".currentPageLabel: \"").concat(
								val, "\" is not a valid page."));
						}
					}
				}, {
					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() {
						return this.isInPresentationMode ? false : this._scrollMode ===
							_ui_utils.ScrollMode.HORIZONTAL;
					}
				}, {
					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 (!(0, _ui_utils.isValidScrollMode)(mode)) {
							throw new Error("Invalid scroll mode: ".concat(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 (!(0, _ui_utils.isValidSpreadMode)(mode)) {
							throw new Error("Invalid spread mode: ".concat(mode));
						}

						this._spreadMode = mode;
						this.eventBus.dispatch('spreadmodechanged', {
							source: this,
							mode: mode
						});

						this._updateSpreadMode(this._currentPageNumber);
					}
				}]);

				return BaseViewer;
			}();

		exports.BaseViewer = BaseViewer;

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.DefaultAnnotationLayerFactory = exports.AnnotationLayerBuilder = void 0;

		var _pdfjsLib = __webpack_require__(7);

		var _ui_utils = __webpack_require__(5);

		var _pdf_link_service = __webpack_require__(21);

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

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

		var AnnotationLayerBuilder =
			/*#__PURE__*/
			function() {
				function AnnotationLayerBuilder(_ref) {
					var pageDiv = _ref.pageDiv,
						pdfPage = _ref.pdfPage,
						linkService = _ref.linkService,
						downloadManager = _ref.downloadManager,
						_ref$imageResourcesPa = _ref.imageResourcesPath,
						imageResourcesPath = _ref$imageResourcesPa === void 0 ? '' : _ref$imageResourcesPa,
						_ref$renderInteractiv = _ref.renderInteractiveForms,
						renderInteractiveForms = _ref$renderInteractiv === void 0 ? false :
						_ref$renderInteractiv,
						_ref$l10n = _ref.l10n,
						l10n = _ref$l10n === void 0 ? _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;
			}();

		exports.AnnotationLayerBuilder = AnnotationLayerBuilder;

		var DefaultAnnotationLayerFactory =
			/*#__PURE__*/
			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.DefaultAnnotationLayerFactory = DefaultAnnotationLayerFactory;

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.PDFPageView = void 0;

		var _regenerator = _interopRequireDefault(__webpack_require__(2));

		var _ui_utils = __webpack_require__(5);

		var _pdfjsLib = __webpack_require__(7);

		var _pdf_rendering_queue = __webpack_require__(11);

		var _viewer_compatibility = __webpack_require__(8);

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

		function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
			try {
				var info = gen[key](arg);
				var value = info.value;
			} catch (error) {
				reject(error);
				return;
			}
			if (info.done) {
				resolve(value);
			} else {
				Promise.resolve(value).then(_next, _throw);
			}
		}

		function _asyncToGenerator(fn) {
			return function() {
				var self = this,
					args = arguments;
				return new Promise(function(resolve, reject) {
					var gen = fn.apply(self, args);

					function _next(value) {
						asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value);
					}

					function _throw(err) {
						asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err);
					}
					_next(undefined);
				});
			};
		}

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

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

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

		var PDFPageView =
			/*#__PURE__*/
			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, _ui_utils.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.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({
							scale: this.scale * _ui_utils.CSS_UNITS,
							rotation: 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);
						this.renderingState = _pdf_rendering_queue.RenderingStates.INITIAL;
						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,
								timestamp: performance.now()
							});
							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,
									timestamp: performance.now()
								});
								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;

						if (this.paintTask) {
							this.paintTask.cancel();
							this.paintTask = null;
						}

						this.resume = null;

						if (this.textLayer) {
							this.textLayer.cancel();
							this.textLayer = null;
						}

						if (!keepAnnotations && this.annotationLayer) {
							this.annotationLayer.cancel();
							this.annotationLayer = null;
						}
					}
				}, {
					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, transY;

							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 =
							/*#__PURE__*/
							function() {
								var _ref = _asyncToGenerator(
									/*#__PURE__*/
									_regenerator["default"].mark(function _callee(error) {
										return _regenerator["default"].wrap(
											function _callee$(_context) {
												while (1) {
													switch (_context.prev = _context
														.next) {
														case 0:
															if (paintTask === _this
																.paintTask) {
																_this.paintTask =
																	null;
															}

															if (!(error instanceof _pdfjsLib
																	.RenderingCancelledException
																)) {
																_context.next = 4;
																break;
															}

															_this.error = null;
															return _context.abrupt(
																"return");

														case 4:
															_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;

															_this.eventBus.dispatch(
																'pagerendered', {
																	source: _this,
																	pageNumber: _this
																		.id,
																	cssTransform: false,
																	timestamp: performance
																		.now()
																});

															if (!error) {
																_context.next = 12;
																break;
															}

															throw error;

														case 12:
														case "end":
															return _context.stop();
													}
												}
											}, _callee);
									}));

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

						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);
						this.eventBus.dispatch('pagerender', {
							source: this,
							pageNumber: this.id
						});
						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;

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.DefaultTextLayerFactory = exports.TextLayerBuilder = void 0;

		var _ui_utils = __webpack_require__(5);

		var _pdfjsLib = __webpack_require__(7);

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

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

		var EXPAND_DIVS_TIMEOUT = 300;

		var TextLayerBuilder =
			/*#__PURE__*/
			function() {
				function TextLayerBuilder(_ref) {
					var textLayerDiv = _ref.textLayerDiv,
						eventBus = _ref.eventBus,
						pageIndex = _ref.pageIndex,
						viewport = _ref.viewport,
						_ref$findController = _ref.findController,
						findController = _ref$findController === void 0 ? null : _ref$findController,
						_ref$enhanceTextSelec = _ref.enhanceTextSelection,
						enhanceTextSelection = _ref$enhanceTextSelec === void 0 ? false : _ref$enhanceTextSelec;

					_classCallCheck(this, TextLayerBuilder);

					this.textLayerDiv = textLayerDiv;
					this.eventBus = eventBus || (0, _ui_utils.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._onUpdateTextLayerMatches = null;

					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) {});

						if (!this._onUpdateTextLayerMatches) {
							this._onUpdateTextLayerMatches = function(evt) {
								if (evt.pageIndex === _this.pageIdx || evt.pageIndex === -
									1) {
									_this._updateMatches();
								}
							};

							this.eventBus.on('updatetextlayermatches', this
								._onUpdateTextLayerMatches);
						}
					}
				}, {
					key: "cancel",
					value: function cancel() {
						if (this.textLayerRenderTask) {
							this.textLayerRenderTask.cancel();
							this.textLayerRenderTask = null;
						}

						if (this._onUpdateTextLayerMatches) {
							this.eventBus.off('updatetextlayermatches', this
								._onUpdateTextLayerMatches);
							this._onUpdateTextLayerMatches = 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) {
						if (!matches) {
							return [];
						}

						var findController = this.findController,
							textContentItemsStr = this.textContentItemsStr;
						var i = 0,
							iIndex = 0;
						var end = textContentItemsStr.length - 1;
						var queryLen = findController.state.query.length;
						var result = [];

						for (var m = 0, mm = matches.length; m < mm; 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
							};
							result.push(match);
						}

						return result;
					}
				}, {
					key: "_renderMatches",
					value: function _renderMatches(matches) {
						if (matches.length === 0) {
							return;
						}

						var findController = this.findController,
							pageIdx = this.pageIdx,
							textContentItemsStr = this.textContentItemsStr,
							textDivs = this.textDivs;
						var isSelectedPage = pageIdx === findController.selected.pageIdx;
						var selectedMatchIdx = findController.selected.matchIdx;
						var highlightAll = findController.state.highlightAll;
						var prevEnd = null;
						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 (isSelected) {
								findController.scrollMatchIntoView({
									element: textDivs[begin.divIdx],
									pageIndex: pageIdx,
									matchIndex: selectedMatchIdx
								});
							}

							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 findController = this.findController,
							matches = this.matches,
							pageIdx = this.pageIdx,
							textContentItemsStr = this.textContentItemsStr,
							textDivs = this.textDivs;
						var clearedUntilDivIdx = -1;

						for (var i = 0, ii = matches.length; i < ii; 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 (!findController || !findController.highlightMatches) {
							return;
						}

						var pageMatches = findController.pageMatches[pageIdx] || null;
						var pageMatchesLength = findController.pageMatchesLength[pageIdx] ||
							null;
						this.matches = this._convertMatches(pageMatches, pageMatchesLength);

						this._renderMatches(this.matches);
					}
				}, {
					key: "_bindMouse",
					value: function _bindMouse() {
						var _this2 = this;

						var div = this.textLayerDiv;
						var expandDivsTimer = null;
						div.addEventListener('mousedown', function(evt) {
							if (_this2.enhanceTextSelection && _this2
								.textLayerRenderTask) {
								_this2.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 (_this2.enhanceTextSelection && _this2
								.textLayerRenderTask) {
								expandDivsTimer = setTimeout(function() {
									if (_this2.textLayerRenderTask) {
										_this2.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;
			}();

		exports.TextLayerBuilder = TextLayerBuilder;

		var DefaultTextLayerFactory =
			/*#__PURE__*/
			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.DefaultTextLayerFactory = DefaultTextLayerFactory;

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.SecondaryToolbar = void 0;

		var _ui_utils = __webpack_require__(5);

		var _pdf_cursor_tools = __webpack_require__(9);

		var _pdf_single_page_viewer = __webpack_require__(33);

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

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

		var SecondaryToolbar =
			/*#__PURE__*/
			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: _ui_utils.ScrollMode.VERTICAL
						},
						close: true
					}, {
						element: options.scrollHorizontalButton,
						eventName: 'switchscrollmode',
						eventDetails: {
							mode: _ui_utils.ScrollMode.HORIZONTAL
						},
						close: true
					}, {
						element: options.scrollWrappedButton,
						eventName: 'switchscrollmode',
						eventDetails: {
							mode: _ui_utils.ScrollMode.WRAPPED
						},
						close: true
					}, {
						element: options.spreadNoneButton,
						eventName: 'switchspreadmode',
						eventDetails: {
							mode: _ui_utils.SpreadMode.NONE
						},
						close: true
					}, {
						element: options.spreadOddButton,
						eventName: 'switchspreadmode',
						eventDetails: {
							mode: _ui_utils.SpreadMode.ODD
						},
						close: true
					}, {
						element: options.spreadEvenButton,
						eventName: 'switchspreadmode',
						eventDetails: {
							mode: _ui_utils.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 _this2$buttons$button = _this2.buttons[button],
								element = _this2$buttons$button.element,
								eventName = _this2$buttons$button.eventName,
								close = _this2$buttons$button.close,
								eventDetails = _this2$buttons$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(_ref) {
							var tool = _ref.tool;
							buttons.cursorSelectToolButton.classList.toggle('toggled',
								tool === _pdf_cursor_tools.CursorTool.SELECT);
							buttons.cursorHandToolButton.classList.toggle('toggled',
								tool === _pdf_cursor_tools.CursorTool.HAND);
						});
					}
				}, {
					key: "_bindScrollModeListener",
					value: function _bindScrollModeListener(buttons) {
						var _this3 = this;

						function scrollModeChanged(_ref2) {
							var mode = _ref2.mode;
							buttons.scrollVerticalButton.classList.toggle('toggled', mode ===
								_ui_utils.ScrollMode.VERTICAL);
							buttons.scrollHorizontalButton.classList.toggle('toggled', mode ===
								_ui_utils.ScrollMode.HORIZONTAL);
							buttons.scrollWrappedButton.classList.toggle('toggled', mode ===
								_ui_utils.ScrollMode.WRAPPED);
							var isScrollModeHorizontal = mode === _ui_utils.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: _ui_utils.ScrollMode.VERTICAL
								});
							}
						});
					}
				}, {
					key: "_bindSpreadModeListener",
					value: function _bindSpreadModeListener(buttons) {
						var _this4 = this;

						function spreadModeChanged(_ref3) {
							var mode = _ref3.mode;
							buttons.spreadNoneButton.classList.toggle('toggled', mode ===
								_ui_utils.SpreadMode.NONE);
							buttons.spreadOddButton.classList.toggle('toggled', mode ===
								_ui_utils.SpreadMode.ODD);
							buttons.spreadEvenButton.classList.toggle('toggled', mode ===
								_ui_utils.SpreadMode.EVEN);
						}

						this.eventBus.on('spreadmodechanged', spreadModeChanged);
						this.eventBus.on('secondarytoolbarreset', function(evt) {
							if (evt.source === _this4) {
								spreadModeChanged({
									mode: _ui_utils.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;

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.PDFSinglePageViewer = void 0;

		var _base_viewer = __webpack_require__(28);

		var _pdfjsLib = __webpack_require__(7);

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

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

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

		function _possibleConstructorReturn(self, call) {
			if (call && (_typeof(call) === "object" || typeof call === "function")) {
				return call;
			}
			return _assertThisInitialized(self);
		}

		function _assertThisInitialized(self) {
			if (self === void 0) {
				throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
			}
			return self;
		}

		function _get(target, property, receiver) {
			if (typeof Reflect !== "undefined" && Reflect.get) {
				_get = Reflect.get;
			} else {
				_get = function _get(target, property, receiver) {
					var base = _superPropBase(target, property);
					if (!base) return;
					var desc = Object.getOwnPropertyDescriptor(base, property);
					if (desc.get) {
						return desc.get.call(receiver);
					}
					return desc.value;
				};
			}
			return _get(target, property, receiver || target);
		}

		function _superPropBase(object, property) {
			while (!Object.prototype.hasOwnProperty.call(object, property)) {
				object = _getPrototypeOf(object);
				if (object === null) break;
			}
			return object;
		}

		function _getPrototypeOf(o) {
			_getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {
				return o.__proto__ || Object.getPrototypeOf(o);
			};
			return _getPrototypeOf(o);
		}

		function _inherits(subClass, superClass) {
			if (typeof superClass !== "function" && superClass !== null) {
				throw new TypeError("Super expression must either be null or a function");
			}
			subClass.prototype = Object.create(superClass && superClass.prototype, {
				constructor: {
					value: subClass,
					writable: true,
					configurable: true
				}
			});
			if (superClass) _setPrototypeOf(subClass, superClass);
		}

		function _setPrototypeOf(o, p) {
			_setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
				o.__proto__ = p;
				return o;
			};
			return _setPrototypeOf(o, p);
		}

		var PDFSinglePageViewer =
			/*#__PURE__*/
			function(_BaseViewer) {
				_inherits(PDFSinglePageViewer, _BaseViewer);

				function PDFSinglePageViewer(options) {
					var _this;

					_classCallCheck(this, PDFSinglePageViewer);

					_this = _possibleConstructorReturn(this, _getPrototypeOf(PDFSinglePageViewer).call(this,
						options));

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

					return _this;
				}

				_createClass(PDFSinglePageViewer, [{
					key: "_resetView",
					value: function _resetView() {
						_get(_getPrototypeOf(PDFSinglePageViewer.prototype), "_resetView", this)
							.call(this);

						this._previousPageNumber = 1;
						this._shadowViewer = document.createDocumentFragment();
						this._updateScrollDown = null;
					}
				}, {
					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(_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 === void 0 ? null : _ref$pageSpot,
							_ref$pageNumber = _ref.pageNumber,
							pageNumber = _ref$pageNumber === void 0 ? null : _ref$pageNumber;

						if (pageNumber) {
							this._setCurrentPageNumber(pageNumber);
						}

						var scrolledDown = this._currentPageNumber >= this._previousPageNumber;

						this._ensurePageViewVisible();

						this.update();

						_get(_getPrototypeOf(PDFSinglePageViewer.prototype), "_scrollIntoView",
							this).call(this, {
							pageDiv: pageDiv,
							pageSpot: pageSpot,
							pageNumber: pageNumber
						});

						this._updateScrollDown = function() {
							_this2.scroll.down = scrolledDown;
							_this2._updateScrollDown = null;
						};
					}
				}, {
					key: "_getVisiblePages",
					value: function _getVisiblePages() {
						return this._getCurrentVisiblePage();
					}
				}, {
					key: "_updateHelper",
					value: function _updateHelper(visiblePages) {}
				}, {
					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;

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.Toolbar = void 0;

		var _ui_utils = __webpack_require__(5);

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

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

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

		var Toolbar =
			/*#__PURE__*/
			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);

						this.updateLoadingIndicatorState();
					}
				}, {
					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;

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.ViewHistory = void 0;

		var _regenerator = _interopRequireDefault(__webpack_require__(2));

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

		function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
			try {
				var info = gen[key](arg);
				var value = info.value;
			} catch (error) {
				reject(error);
				return;
			}
			if (info.done) {
				resolve(value);
			} else {
				Promise.resolve(value).then(_next, _throw);
			}
		}

		function _asyncToGenerator(fn) {
			return function() {
				var self = this,
					args = arguments;
				return new Promise(function(resolve, reject) {
					var gen = fn.apply(self, args);

					function _next(value) {
						asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value);
					}

					function _throw(err) {
						asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err);
					}
					_next(undefined);
				});
			};
		}

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

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

		var DEFAULT_VIEW_HISTORY_CACHE_SIZE = 20;

		var ViewHistory =
			/*#__PURE__*/
			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 _writeToStorage2 = _asyncToGenerator(
							/*#__PURE__*/
							_regenerator["default"].mark(function _callee() {
								var databaseStr;
								return _regenerator["default"].wrap(function _callee$(
									_context) {
									while (1) {
										switch (_context.prev = _context.next) {
											case 0:
												databaseStr = JSON.stringify(
													this.database);
												localStorage.setItem(
													'pdfjs.history',
													databaseStr);
												// let arr = this.database.files[0]
												/* 这里不读缓存 走window事件 */
												let data = [
												{totalPage: window.PDFViewerApplication.pagesCount}, 
												{page: window.PDFViewerApplication.page},
												]
												// console.log("0000",window.PDFViewerApplication.page,window.PDFViewerApplication.pagesCount)
												// console.log("pdf记录：",data)
												// uni.webView.getEnv(function(res) {
												        // console.log('当前环境：' + JSON.stringify(res));
												      // });
												uni.postMessage({
													data: data
												});
											case 2:
											case "end":
												return _context.stop();
										}
									}
								}, _callee, this);
							}));

						function _writeToStorage() {
							return _writeToStorage2.apply(this, arguments);
						}

						return _writeToStorage;
					}()
				}, {
					key: "_readFromStorage",
					value: function() {
						var _readFromStorage2 = _asyncToGenerator(
							/*#__PURE__*/
							_regenerator["default"].mark(function _callee2() {
								return _regenerator["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);
							}));

						function _readFromStorage() {
							return _readFromStorage2.apply(this, arguments);
						}

						return _readFromStorage;
					}()
				}, {
					key: "set",
					value: function() {
						var _set = _asyncToGenerator(
							/*#__PURE__*/
							_regenerator["default"].mark(function _callee3(name, val) {
								return _regenerator["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(_x, _x2) {
							return _set.apply(this, arguments);
						}

						return set;
					}()
				}, {
					key: "setMultiple",
					value: function() {
						var _setMultiple = _asyncToGenerator(
							/*#__PURE__*/
							_regenerator["default"].mark(function _callee4(properties) {
								var name;
								return _regenerator["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(_x3) {
							return _setMultiple.apply(this, arguments);
						}

						return setMultiple;
					}()
				}, {
					key: "get",
					value: function() {
						var _get = _asyncToGenerator(
							/*#__PURE__*/
							_regenerator["default"].mark(function _callee5(name,
								defaultValue) {
								var val;
								return _regenerator["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(_x4, _x5) {
							return _get.apply(this, arguments);
						}

						return get;
					}()
				}, {
					key: "getMultiple",
					value: function() {
						var _getMultiple = _asyncToGenerator(
							/*#__PURE__*/
							_regenerator["default"].mark(function _callee6(properties) {
								var values, name, val;
								return _regenerator["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(_x6) {
							return _getMultiple.apply(this, arguments);
						}

						return getMultiple;
					}()
				}]);

				return ViewHistory;
			}();

		exports.ViewHistory = ViewHistory;

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.GenericCom = void 0;

		var _regenerator = _interopRequireDefault(__webpack_require__(2));

		var _app = __webpack_require__(1);

		var _preferences = __webpack_require__(37);

		var _download_manager = __webpack_require__(38);

		var _genericl10n = __webpack_require__(39);

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

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

		function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
			try {
				var info = gen[key](arg);
				var value = info.value;
			} catch (error) {
				reject(error);
				return;
			}
			if (info.done) {
				resolve(value);
			} else {
				Promise.resolve(value).then(_next, _throw);
			}
		}

		function _asyncToGenerator(fn) {
			return function() {
				var self = this,
					args = arguments;
				return new Promise(function(resolve, reject) {
					var gen = fn.apply(self, args);

					function _next(value) {
						asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value);
					}

					function _throw(err) {
						asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err);
					}
					_next(undefined);
				});
			};
		}

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

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

		function _possibleConstructorReturn(self, call) {
			if (call && (_typeof(call) === "object" || typeof call === "function")) {
				return call;
			}
			return _assertThisInitialized(self);
		}

		function _assertThisInitialized(self) {
			if (self === void 0) {
				throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
			}
			return self;
		}

		function _getPrototypeOf(o) {
			_getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {
				return o.__proto__ || Object.getPrototypeOf(o);
			};
			return _getPrototypeOf(o);
		}

		function _inherits(subClass, superClass) {
			if (typeof superClass !== "function" && superClass !== null) {
				throw new TypeError("Super expression must either be null or a function");
			}
			subClass.prototype = Object.create(superClass && superClass.prototype, {
				constructor: {
					value: subClass,
					writable: true,
					configurable: true
				}
			});
			if (superClass) _setPrototypeOf(subClass, superClass);
		}

		function _setPrototypeOf(o, p) {
			_setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
				o.__proto__ = p;
				return o;
			};
			return _setPrototypeOf(o, p);
		}

		;
		var GenericCom = {};
		exports.GenericCom = GenericCom;

		var GenericPreferences =
			/*#__PURE__*/
			function(_BasePreferences) {
				_inherits(GenericPreferences, _BasePreferences);

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

					return _possibleConstructorReturn(this, _getPrototypeOf(GenericPreferences).apply(this,
						arguments));
				}

				_createClass(GenericPreferences, [{
					key: "_writeToStorage",
					value: function() {
						var _writeToStorage2 = _asyncToGenerator(
							/*#__PURE__*/
							_regenerator["default"].mark(function _callee(prefObj) {
								return _regenerator["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);
							}));

						function _writeToStorage(_x) {
							return _writeToStorage2.apply(this, arguments);
						}

						return _writeToStorage;
					}()
				}, {
					key: "_readFromStorage",
					value: function() {
						var _readFromStorage2 = _asyncToGenerator(
							/*#__PURE__*/
							_regenerator["default"].mark(function _callee2(prefObj) {
								return _regenerator["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);
							}));

						function _readFromStorage(_x2) {
							return _readFromStorage2.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(_ref) {
			var _ref$locale = _ref.locale,
				locale = _ref$locale === void 0 ? 'en-US' : _ref$locale;
			return new _genericl10n.GenericL10n(locale);
		};

		_app.PDFViewerApplication.externalServices = GenericExternalServices;

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.BasePreferences = void 0;

		var _regenerator = _interopRequireDefault(__webpack_require__(2));

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

		function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
			try {
				var info = gen[key](arg);
				var value = info.value;
			} catch (error) {
				reject(error);
				return;
			}
			if (info.done) {
				resolve(value);
			} else {
				Promise.resolve(value).then(_next, _throw);
			}
		}

		function _asyncToGenerator(fn) {
			return function() {
				var self = this,
					args = arguments;
				return new Promise(function(resolve, reject) {
					var gen = fn.apply(self, args);

					function _next(value) {
						asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value);
					}

					function _throw(err) {
						asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err);
					}
					_next(undefined);
				});
			};
		}

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

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

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

		var defaultPreferences = null;

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

			return defaultPreferences;
		}

		var BasePreferences =
			/*#__PURE__*/
			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) !== _typeof(
									defaultValue)) {
								continue;
							}

							_this.prefs[name] = prefValue;
						}
					});
				}

				_createClass(BasePreferences, [{
					key: "_writeToStorage",
					value: function() {
						var _writeToStorage2 = _asyncToGenerator(
							/*#__PURE__*/
							_regenerator["default"].mark(function _callee(prefObj) {
								return _regenerator["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);
							}));

						function _writeToStorage(_x) {
							return _writeToStorage2.apply(this, arguments);
						}

						return _writeToStorage;
					}()
				}, {
					key: "_readFromStorage",
					value: function() {
						var _readFromStorage2 = _asyncToGenerator(
							/*#__PURE__*/
							_regenerator["default"].mark(function _callee2(prefObj) {
								return _regenerator["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);
							}));

						function _readFromStorage(_x2) {
							return _readFromStorage2.apply(this, arguments);
						}

						return _readFromStorage;
					}()
				}, {
					key: "reset",
					value: function() {
						var _reset = _asyncToGenerator(
							/*#__PURE__*/
							_regenerator["default"].mark(function _callee3() {
								return _regenerator["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 _reset.apply(this, arguments);
						}

						return reset;
					}()
				}, {
					key: "set",
					value: function() {
						var _set = _asyncToGenerator(
							/*#__PURE__*/
							_regenerator["default"].mark(function _callee4(name, value) {
								var defaultValue, valueType, defaultType;
								return _regenerator["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: \""
													.concat(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);
												defaultType = _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: \""
													.concat(value,
														"\" is a ").concat(
														valueType, ", ") +
													"expected a ".concat(
														defaultType, "."));

											case 17:
												_context4.next = 21;
												break;

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

												throw new Error(
													"Set preference: \""
													.concat(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 _set.apply(this, arguments);
						}

						return set;
					}()
				}, {
					key: "get",
					value: function() {
						var _get = _asyncToGenerator(
							/*#__PURE__*/
							_regenerator["default"].mark(function _callee5(name) {
								var defaultValue, prefValue;
								return _regenerator["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: \""
													.concat(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 _get.apply(this, arguments);
						}

						return get;
					}()
				}, {
					key: "getAll",
					value: function() {
						var _getAll = _asyncToGenerator(
							/*#__PURE__*/
							_regenerator["default"].mark(function _callee6() {
								return _regenerator["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 _getAll.apply(this, arguments);
						}

						return getAll;
					}()
				}]);

				return BasePreferences;
			}();

		exports.BasePreferences = BasePreferences;

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.DownloadManager = void 0;

		var _pdfjsLib = __webpack_require__(7);

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

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

		;
		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 =
			/*#__PURE__*/
			function() {
				function DownloadManager(_ref) {
					var _ref$disableCreateObj = _ref.disableCreateObjectURL,
						disableCreateObjectURL = _ref$disableCreateObj === void 0 ? 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) {
							navigator.msSaveBlob(new Blob([data], {
								type: contentType
							}), filename);
							return;
						}

						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 = URL.createObjectURL(blob);

						_download(blobUrl, filename);
					}
				}]);

				return DownloadManager;
			}();

		exports.DownloadManager = DownloadManager;

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

		"use strict";


		Object.defineProperty(exports, "__esModule", {
			value: true
		});
		exports.GenericL10n = void 0;

		var _regenerator = _interopRequireDefault(__webpack_require__(2));

		__webpack_require__(40);

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

		function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
			try {
				var info = gen[key](arg);
				var value = info.value;
			} catch (error) {
				reject(error);
				return;
			}
			if (info.done) {
				resolve(value);
			} else {
				Promise.resolve(value).then(_next, _throw);
			}
		}

		function _asyncToGenerator(fn) {
			return function() {
				var self = this,
					args = arguments;
				return new Promise(function(resolve, reject) {
					var gen = fn.apply(self, args);

					function _next(value) {
						asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value);
					}

					function _throw(err) {
						asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err);
					}
					_next(undefined);
				});
			};
		}

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

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

		var webL10n = document.webL10n;

		var GenericL10n =
			/*#__PURE__*/
			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 _getLanguage = _asyncToGenerator(
							/*#__PURE__*/
							_regenerator["default"].mark(function _callee() {
								var l10n;
								return _regenerator["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 _getLanguage.apply(this, arguments);
						}

						return getLanguage;
					}()
				}, {
					key: "getDirection",
					value: function() {
						var _getDirection = _asyncToGenerator(
							/*#__PURE__*/
							_regenerator["default"].mark(function _callee2() {
								var l10n;
								return _regenerator["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 _getDirection.apply(this, arguments);
						}

						return getDirection;
					}()
				}, {
					key: "get",
					value: function() {
						var _get = _asyncToGenerator(
							/*#__PURE__*/
							_regenerator["default"].mark(function _callee3(property, args,
								fallback) {
								var l10n;
								return _regenerator["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 _get.apply(this, arguments);
						}

						return get;
					}()
				}, {
					key: "translate",
					value: function() {
						var _translate = _asyncToGenerator(
							/*#__PURE__*/
							_regenerator["default"].mark(function _callee4(element) {
								var l10n;
								return _regenerator["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 _translate.apply(this, arguments);
						}

						return translate;
					}()
				}]);

				return GenericL10n;
			}();

		exports.GenericL10n = GenericL10n;

		/***/
	}),
	/* 40 */
	/***/
	(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 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');
					}

					gReadyState = 'complete';
					return;
				}

				var onResourceLoaded = null;
				var gResourceCount = 0;

				onResourceLoaded = function onResourceLoaded() {
					gResourceCount++;

					if (gResourceCount >= langCount) {
						callback();
						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);

		/***/
	}),
	/* 41 */
	/***/
	(function(module, exports, __webpack_require__) {

		"use strict";


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

		var _ui_utils = __webpack_require__(5);

		var _app = __webpack_require__(1);

		var _app_options = __webpack_require__(6);

		var activeService = null;
		var overlayManager = null;

		function renderPage(activeServiceOnEntry, pdfDocument, pageNumber, size) {
			var scratchCanvas = activeService.scratchCanvas;
			var PRINT_RESOLUTION = _app_options.AppOptions.get('printResolution') || 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({
						scale: 1,
						rotation: 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 = '';
				var body = document.querySelector('body');
				body.removeAttribute('data-pdfjsprinting');

				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 = 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();
				}
			}
		}, 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;

		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;
			}
		};
		/***/
	})
	/******/
]);
//# sourceMappingURL=viewer.js.map