/* Copyright 2017 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. */ (function webpackUniversalModuleDefinition(root, factory) { if(typeof exports === 'object' && typeof module === 'object') module.exports = factory(); else if(typeof define === 'function' && define.amd) define("pdfjs-dist/web/pdf_viewer", [], factory); else if(typeof exports === 'object') exports["pdfjs-dist/web/pdf_viewer"] = factory(); else root["pdfjs-dist/web/pdf_viewer"] = root.pdfjsDistWebPdfViewer = factory(); })(this, function() { return /******/ (function(modules) { // webpackBootstrap /******/ // The module cache /******/ var installedModules = {}; /******/ /******/ // The require function /******/ function __w_pdfjs_require__(moduleId) { /******/ /******/ // Check if module is in cache /******/ if(installedModules[moduleId]) { /******/ return installedModules[moduleId].exports; /******/ } /******/ // Create a new module (and put it into the cache) /******/ var module = installedModules[moduleId] = { /******/ i: moduleId, /******/ l: false, /******/ exports: {} /******/ }; /******/ /******/ // Execute the module function /******/ modules[moduleId].call(module.exports, module, module.exports, __w_pdfjs_require__); /******/ /******/ // Flag the module as loaded /******/ module.l = true; /******/ /******/ // Return the exports of the module /******/ return module.exports; /******/ } /******/ /******/ /******/ // expose the modules object (__webpack_modules__) /******/ __w_pdfjs_require__.m = modules; /******/ /******/ // expose the module cache /******/ __w_pdfjs_require__.c = installedModules; /******/ /******/ // identity function for calling harmony imports with the correct context /******/ __w_pdfjs_require__.i = function(value) { return value; }; /******/ /******/ // define getter function for harmony exports /******/ __w_pdfjs_require__.d = function(exports, name, getter) { /******/ if(!__w_pdfjs_require__.o(exports, name)) { /******/ Object.defineProperty(exports, name, { /******/ configurable: false, /******/ enumerable: true, /******/ get: getter /******/ }); /******/ } /******/ }; /******/ /******/ // getDefaultExport function for compatibility with non-harmony modules /******/ __w_pdfjs_require__.n = function(module) { /******/ var getter = module && module.__esModule ? /******/ function getDefault() { return module['default']; } : /******/ function getModuleExports() { return module; }; /******/ __w_pdfjs_require__.d(getter, 'a', getter); /******/ return getter; /******/ }; /******/ /******/ // Object.prototype.hasOwnProperty.call /******/ __w_pdfjs_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); }; /******/ /******/ // __webpack_public_path__ /******/ __w_pdfjs_require__.p = ""; /******/ /******/ // Load entry module and return exports /******/ return __w_pdfjs_require__(__w_pdfjs_require__.s = 12); /******/ }) /************************************************************************/ /******/ ([ /* 0 */ /***/ (function(module, exports, __w_pdfjs_require__) { "use strict"; { var pdfjsLib; if (typeof __pdfjsdev_webpack__ === 'undefined') { if (typeof window !== 'undefined' && window['pdfjs-dist/build/pdf']) { pdfjsLib = window['pdfjs-dist/build/pdf']; } else if (typeof require === 'function') { pdfjsLib = require('../build/pdf.js'); } else { throw new Error('Neither `require` nor `window` found'); } } module.exports = pdfjsLib; } /***/ }), /* 1 */ /***/ (function(module, exports, __w_pdfjs_require__) { "use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.localized = exports.animationStarted = exports.normalizeWheelEventDelta = exports.binarySearchFirstItem = exports.watchScroll = exports.scrollIntoView = exports.getOutputScale = exports.approximateFraction = exports.roundToDivide = exports.getVisibleElements = exports.parseQueryString = exports.noContextMenuHandler = exports.getPDFFileNameFromURL = exports.ProgressBar = exports.EventBus = exports.mozL10n = exports.RendererType = exports.VERTICAL_PADDING = exports.SCROLLBAR_PADDING = exports.MAX_AUTO_SCALE = exports.UNKNOWN_SCALE = exports.MAX_SCALE = exports.MIN_SCALE = exports.DEFAULT_SCALE = exports.DEFAULT_SCALE_VALUE = exports.CSS_UNITS = undefined; var _pdfjs = __w_pdfjs_require__(0); var CSS_UNITS = 96.0 / 72.0; var DEFAULT_SCALE_VALUE = 'auto'; var DEFAULT_SCALE = 1.0; var MIN_SCALE = 0.25; var MAX_SCALE = 10.0; var UNKNOWN_SCALE = 0; var MAX_AUTO_SCALE = 1.25; var SCROLLBAR_PADDING = 40; var VERTICAL_PADDING = 5; var RendererType = { CANVAS: 'canvas', SVG: 'svg' }; var mozL10n = typeof document !== 'undefined' ? document.mozL10n || document.webL10n : undefined; _pdfjs.PDFJS.disableFullscreen = _pdfjs.PDFJS.disableFullscreen === undefined ? false : _pdfjs.PDFJS.disableFullscreen; _pdfjs.PDFJS.useOnlyCssZoom = _pdfjs.PDFJS.useOnlyCssZoom === undefined ? false : _pdfjs.PDFJS.useOnlyCssZoom; _pdfjs.PDFJS.maxCanvasPixels = _pdfjs.PDFJS.maxCanvasPixels === undefined ? 16777216 : _pdfjs.PDFJS.maxCanvasPixels; _pdfjs.PDFJS.disableHistory = _pdfjs.PDFJS.disableHistory === undefined ? false : _pdfjs.PDFJS.disableHistory; _pdfjs.PDFJS.disableTextLayer = _pdfjs.PDFJS.disableTextLayer === undefined ? false : _pdfjs.PDFJS.disableTextLayer; _pdfjs.PDFJS.ignoreCurrentPositionOnZoom = _pdfjs.PDFJS.ignoreCurrentPositionOnZoom === undefined ? false : _pdfjs.PDFJS.ignoreCurrentPositionOnZoom; { _pdfjs.PDFJS.locale = _pdfjs.PDFJS.locale === undefined && typeof navigator !== 'undefined' ? navigator.language : _pdfjs.PDFJS.locale; } 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, skipOverflowHiddenElements) { var parent = element.offsetParent; if (!parent) { console.error('offsetParent is not set -- cannot scroll'); return; } var checkOverflow = skipOverflowHiddenElements || false; var offsetY = element.offsetTop + element.clientTop; var offsetX = element.offsetLeft + element.clientLeft; while (parent.clientHeight === parent.scrollHeight || checkOverflow && 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 currentY = viewAreaElement.scrollTop; var lastY = state.lastY; if (currentY !== lastY) { state.down = currentY > lastY; } state.lastY = currentY; callback(state); }); }; var state = { down: true, lastY: viewAreaElement.scrollTop, _eventHandler: debounceScroll }; var rAF = null; viewAreaElement.addEventListener('scroll', debounceScroll, true); return state; } function parseQueryString(query) { var parts = query.split('&'); var params = {}; 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 getVisibleElements(scrollEl, views, sortByVisibility) { var top = scrollEl.scrollTop, bottom = top + scrollEl.clientHeight; var left = scrollEl.scrollLeft, right = left + scrollEl.clientWidth; function isElementBottomBelowViewTop(view) { var element = view.div; var elementBottom = element.offsetTop + element.clientTop + element.clientHeight; return elementBottom > top; } var visible = [], view, element; var currentHeight, viewHeight, hiddenHeight, percentHeight; var currentWidth, viewWidth; var firstVisibleElementInd = views.length === 0 ? 0 : binarySearchFirstItem(views, isElementBottomBelowViewTop); for (var i = firstVisibleElementInd, ii = views.length; i < ii; i++) { view = views[i]; element = view.div; currentHeight = element.offsetTop + element.clientTop; viewHeight = element.clientHeight; if (currentHeight > bottom) { break; } currentWidth = element.offsetLeft + element.clientLeft; viewWidth = element.clientWidth; if (currentWidth + viewWidth < left || currentWidth > right) { continue; } hiddenHeight = Math.max(0, top - currentHeight) + Math.max(0, currentHeight + viewHeight - bottom); percentHeight = (viewHeight - hiddenHeight) * 100 / viewHeight | 0; visible.push({ id: view.id, x: currentWidth, y: currentHeight, view: view, percent: percentHeight }); } var first = visible[0]; var last = visible[visible.length - 1]; if (sortByVisibility) { visible.sort(function (a, b) { var pc = a.percent - b.percent; if (Math.abs(pc) > 0.001) { return -pc; } return a.id - b.id; }); } return { first: first, last: last, views: visible }; } function noContextMenuHandler(e) { e.preventDefault(); } function isDataSchema(url) { var i = 0, ii = url.length; while (i < ii && url[i].trim() === '') { i++; } return url.substr(i, 5).toLowerCase() === 'data:'; } function getPDFFileNameFromURL(url) { var defaultFilename = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'document.pdf'; 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.indexOf('%') !== -1) { try { suggestedFilename = reFilename.exec(decodeURIComponent(suggestedFilename))[0]; } catch (e) {} } } 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; } var animationStarted = new Promise(function (resolve) { window.requestAnimationFrame(resolve); }); var localized = new Promise(function (resolve, reject) { if (!mozL10n) { resolve(); return; } if (mozL10n.getReadyState() !== 'loading') { resolve(); return; } window.addEventListener('localized', function localized(evt) { resolve(); }); }); var EventBus = function EventBusClosure() { function EventBus() { this._listeners = Object.create(null); } EventBus.prototype = { on: function EventBus_on(eventName, listener) { var eventListeners = this._listeners[eventName]; if (!eventListeners) { eventListeners = []; this._listeners[eventName] = eventListeners; } eventListeners.push(listener); }, off: function EventBus_on(eventName, listener) { var eventListeners = this._listeners[eventName]; var i; if (!eventListeners || (i = eventListeners.indexOf(listener)) < 0) { return; } eventListeners.splice(i, 1); }, dispatch: function EventBus_dispath(eventName) { var eventListeners = this._listeners[eventName]; if (!eventListeners || eventListeners.length === 0) { return; } var args = Array.prototype.slice.call(arguments, 1); eventListeners.slice(0).forEach(function (listener) { listener.apply(null, args); }); } }; return EventBus; }(); var ProgressBar = function ProgressBarClosure() { function clamp(v, min, max) { return Math.min(Math.max(v, min), max); } function ProgressBar(id, opts) { this.visible = true; this.div = document.querySelector(id + ' .progress'); this.bar = this.div.parentNode; this.height = opts.height || 100; this.width = opts.width || 100; this.units = opts.units || '%'; this.div.style.height = this.height + this.units; this.percent = 0; } ProgressBar.prototype = { updateBar: function ProgressBar_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; }, get percent() { return this._percent; }, set percent(val) { this._indeterminate = isNaN(val); this._percent = clamp(val, 0, 100); this.updateBar(); }, setWidth: function ProgressBar_setWidth(viewer) { if (viewer) { var container = viewer.parentNode; var scrollbarWidth = container.offsetWidth - viewer.offsetWidth; if (scrollbarWidth > 0) { this.bar.setAttribute('style', 'width: calc(100% - ' + scrollbarWidth + 'px);'); } } }, hide: function ProgressBar_hide() { if (!this.visible) { return; } this.visible = false; this.bar.classList.add('hidden'); document.body.classList.remove('loadingInProgress'); }, show: function ProgressBar_show() { if (this.visible) { return; } this.visible = true; document.body.classList.add('loadingInProgress'); this.bar.classList.remove('hidden'); } }; return ProgressBar; }(); exports.CSS_UNITS = CSS_UNITS; exports.DEFAULT_SCALE_VALUE = DEFAULT_SCALE_VALUE; exports.DEFAULT_SCALE = DEFAULT_SCALE; exports.MIN_SCALE = MIN_SCALE; exports.MAX_SCALE = MAX_SCALE; exports.UNKNOWN_SCALE = UNKNOWN_SCALE; exports.MAX_AUTO_SCALE = MAX_AUTO_SCALE; exports.SCROLLBAR_PADDING = SCROLLBAR_PADDING; exports.VERTICAL_PADDING = VERTICAL_PADDING; exports.RendererType = RendererType; exports.mozL10n = mozL10n; exports.EventBus = EventBus; exports.ProgressBar = ProgressBar; exports.getPDFFileNameFromURL = getPDFFileNameFromURL; exports.noContextMenuHandler = noContextMenuHandler; exports.parseQueryString = parseQueryString; exports.getVisibleElements = getVisibleElements; exports.roundToDivide = roundToDivide; exports.approximateFraction = approximateFraction; exports.getOutputScale = getOutputScale; exports.scrollIntoView = scrollIntoView; exports.watchScroll = watchScroll; exports.binarySearchFirstItem = binarySearchFirstItem; exports.normalizeWheelEventDelta = normalizeWheelEventDelta; exports.animationStarted = animationStarted; exports.localized = localized; /***/ }), /* 2 */ /***/ (function(module, exports, __w_pdfjs_require__) { "use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.getGlobalEventBus = exports.attachDOMEventsToEventBus = undefined; var _ui_utils = __w_pdfjs_require__(1); function attachDOMEventsToEventBus(eventBus) { eventBus.on('documentload', function () { var event = document.createEvent('CustomEvent'); event.initCustomEvent('documentload', true, true, {}); window.dispatchEvent(event); }); eventBus.on('pagerendered', function (e) { var event = document.createEvent('CustomEvent'); event.initCustomEvent('pagerendered', true, true, { pageNumber: e.pageNumber, cssTransform: e.cssTransform }); e.source.div.dispatchEvent(event); }); eventBus.on('textlayerrendered', function (e) { var event = document.createEvent('CustomEvent'); event.initCustomEvent('textlayerrendered', true, true, { pageNumber: e.pageNumber }); e.source.textLayerDiv.dispatchEvent(event); }); eventBus.on('pagechange', function (e) { var event = document.createEvent('UIEvents'); event.initUIEvent('pagechange', true, true, window, 0); event.pageNumber = e.pageNumber; e.source.container.dispatchEvent(event); }); eventBus.on('pagesinit', function (e) { var event = document.createEvent('CustomEvent'); event.initCustomEvent('pagesinit', true, true, null); e.source.container.dispatchEvent(event); }); eventBus.on('pagesloaded', function (e) { var event = document.createEvent('CustomEvent'); event.initCustomEvent('pagesloaded', true, true, { pagesCount: e.pagesCount }); e.source.container.dispatchEvent(event); }); eventBus.on('scalechange', function (e) { var event = document.createEvent('UIEvents'); event.initUIEvent('scalechange', true, true, window, 0); event.scale = e.scale; event.presetValue = e.presetValue; e.source.container.dispatchEvent(event); }); eventBus.on('updateviewarea', function (e) { var event = document.createEvent('UIEvents'); event.initUIEvent('updateviewarea', true, true, window, 0); event.location = e.location; e.source.container.dispatchEvent(event); }); eventBus.on('find', function (e) { if (e.source === window) { return; } var event = document.createEvent('CustomEvent'); event.initCustomEvent('find' + e.type, true, true, { query: e.query, phraseSearch: e.phraseSearch, caseSensitive: e.caseSensitive, highlightAll: e.highlightAll, findPrevious: e.findPrevious }); window.dispatchEvent(event); }); eventBus.on('attachmentsloaded', function (e) { var event = document.createEvent('CustomEvent'); event.initCustomEvent('attachmentsloaded', true, true, { attachmentsCount: e.attachmentsCount }); e.source.container.dispatchEvent(event); }); eventBus.on('sidebarviewchanged', function (e) { var event = document.createEvent('CustomEvent'); event.initCustomEvent('sidebarviewchanged', true, true, { view: e.view }); e.source.outerContainer.dispatchEvent(event); }); eventBus.on('pagemode', function (e) { var event = document.createEvent('CustomEvent'); event.initCustomEvent('pagemode', true, true, { mode: e.mode }); e.source.pdfViewer.container.dispatchEvent(event); }); eventBus.on('namedaction', function (e) { var event = document.createEvent('CustomEvent'); event.initCustomEvent('namedaction', true, true, { action: e.action }); e.source.pdfViewer.container.dispatchEvent(event); }); eventBus.on('presentationmodechanged', function (e) { var event = document.createEvent('CustomEvent'); event.initCustomEvent('presentationmodechanged', true, true, { active: e.active, switchInProgress: e.switchInProgress }); window.dispatchEvent(event); }); eventBus.on('outlineloaded', function (e) { var event = document.createEvent('CustomEvent'); event.initCustomEvent('outlineloaded', true, true, { outlineCount: e.outlineCount }); e.source.container.dispatchEvent(event); }); } var globalEventBus = null; function getGlobalEventBus() { if (globalEventBus) { return globalEventBus; } globalEventBus = new _ui_utils.EventBus(); attachDOMEventsToEventBus(globalEventBus); return globalEventBus; } exports.attachDOMEventsToEventBus = attachDOMEventsToEventBus; exports.getGlobalEventBus = getGlobalEventBus; /***/ }), /* 3 */ /***/ (function(module, exports, __w_pdfjs_require__) { "use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.SimpleLinkService = exports.PDFLinkService = undefined; var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; var _dom_events = __w_pdfjs_require__(2); var _ui_utils = __w_pdfjs_require__(1); var PageNumberRegExp = /^\d+$/; function isPageNumber(str) { return PageNumberRegExp.test(str); } var PDFLinkService = function PDFLinkServiceClosure() { function PDFLinkService(options) { options = options || {}; this.eventBus = options.eventBus || (0, _dom_events.getGlobalEventBus)(); this.baseUrl = null; this.pdfDocument = null; this.pdfViewer = null; this.pdfHistory = null; this._pagesRefCache = null; } PDFLinkService.prototype = { setDocument: function PDFLinkService_setDocument(pdfDocument, baseUrl) { this.baseUrl = baseUrl; this.pdfDocument = pdfDocument; this._pagesRefCache = Object.create(null); }, setViewer: function PDFLinkService_setViewer(pdfViewer) { this.pdfViewer = pdfViewer; }, setHistory: function PDFLinkService_setHistory(pdfHistory) { this.pdfHistory = pdfHistory; }, get pagesCount() { return this.pdfDocument ? this.pdfDocument.numPages : 0; }, get page() { return this.pdfViewer.currentPageNumber; }, set page(value) { this.pdfViewer.currentPageNumber = value; }, navigateTo: function PDFLinkService_navigateTo(dest) { var destString = ''; var self = this; var goToDestination = function goToDestination(destRef) { var pageNumber; if (destRef instanceof Object) { pageNumber = self._cachedPageNumber(destRef); } else if ((destRef | 0) === destRef) { pageNumber = destRef + 1; } else { console.error('PDFLinkService_navigateTo: "' + destRef + '" is not a valid destination reference.'); return; } if (pageNumber) { if (pageNumber < 1 || pageNumber > self.pagesCount) { console.error('PDFLinkService_navigateTo: "' + pageNumber + '" is a non-existent page number.'); return; } self.pdfViewer.scrollPageIntoView({ pageNumber: pageNumber, destArray: dest }); if (self.pdfHistory) { self.pdfHistory.push({ dest: dest, hash: destString, page: pageNumber }); } } else { self.pdfDocument.getPageIndex(destRef).then(function (pageIndex) { self.cachePageRef(pageIndex + 1, destRef); goToDestination(destRef); }).catch(function () { console.error('PDFLinkService_navigateTo: "' + destRef + '" is not a valid page reference.'); }); } }; var destinationPromise; if (typeof dest === 'string') { destString = dest; destinationPromise = this.pdfDocument.getDestination(dest); } else { destinationPromise = Promise.resolve(dest); } destinationPromise.then(function (destination) { dest = destination; if (!(destination instanceof Array)) { console.error('PDFLinkService_navigateTo: "' + destination + '" is not a valid destination array.'); return; } goToDestination(destination[0]); }); }, getDestinationHash: function PDFLinkService_getDestinationHash(dest) { if (typeof dest === 'string') { return this.getAnchorUrl('#' + (isPageNumber(dest) ? 'nameddest=' : '') + escape(dest)); } if (dest instanceof Array) { var str = JSON.stringify(dest); return this.getAnchorUrl('#' + escape(str)); } return this.getAnchorUrl(''); }, getAnchorUrl: function PDFLinkService_getAnchorUrl(anchor) { return (this.baseUrl || '') + anchor; }, setHash: function PDFLinkService_setHash(hash) { var pageNumber, dest; if (hash.indexOf('=') >= 0) { 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) { if (this.pdfHistory) { this.pdfHistory.updateNextHashParam(params.nameddest); } 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.indexOf('Fit') === -1) { dest = [null, { name: 'XYZ' }, zoomArgs.length > 1 ? zoomArgs[1] | 0 : null, zoomArgs.length > 2 ? zoomArgs[2] | 0 : null, zoomArgNumber ? zoomArgNumber / 100 : zoomArg]; } else { if (zoomArg === 'Fit' || zoomArg === 'FitB') { dest = [null, { name: zoomArg }]; } else if (zoomArg === 'FitH' || zoomArg === 'FitBH' || zoomArg === 'FitV' || zoomArg === 'FitBV') { dest = [null, { name: zoomArg }, zoomArgs.length > 1 ? zoomArgs[1] | 0 : null]; } else if (zoomArg === 'FitR') { if (zoomArgs.length !== 5) { console.error('PDFLinkService_setHash: ' + 'Not enough parameters for \'FitR\'.'); } else { dest = [null, { name: zoomArg }, zoomArgs[1] | 0, zoomArgs[2] | 0, zoomArgs[3] | 0, zoomArgs[4] | 0]; } } else { console.error('PDFLinkService_setHash: \'' + zoomArg + '\' is not a valid zoom value.'); } } } if (dest) { this.pdfViewer.scrollPageIntoView({ pageNumber: pageNumber || this.page, destArray: dest, allowNegativeOffset: true }); } else if (pageNumber) { this.page = pageNumber; } if ('pagemode' in params) { this.eventBus.dispatch('pagemode', { source: this, mode: params.pagemode }); } } else { if (isPageNumber(hash) && hash <= this.pagesCount) { console.warn('PDFLinkService_setHash: specifying a page number ' + 'directly after the hash symbol (#) is deprecated, ' + 'please use the "#page=' + hash + '" form instead.'); this.page = hash | 0; } dest = unescape(hash); try { dest = JSON.parse(dest); if (!(dest instanceof Array)) { dest = dest.toString(); } } catch (ex) {} if (typeof dest === 'string' || isValidExplicitDestination(dest)) { if (this.pdfHistory) { this.pdfHistory.updateNextHashParam(dest); } this.navigateTo(dest); return; } console.error('PDFLinkService_setHash: \'' + unescape(hash) + '\' is not a valid destination.'); } }, executeNamedAction: function PDFLinkService_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 }); }, onFileAttachmentAnnotation: function onFileAttachmentAnnotation() { var params = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; this.eventBus.dispatch('fileattachmentannotation', { source: this, id: params.id, filename: params.filename, content: params.content }); }, cachePageRef: function PDFLinkService_cachePageRef(pageNum, pageRef) { var refStr = pageRef.num + ' ' + pageRef.gen + ' R'; this._pagesRefCache[refStr] = pageNum; }, _cachedPageNumber: function PDFLinkService_cachedPageNumber(pageRef) { var refStr = pageRef.num + ' ' + pageRef.gen + ' R'; return this._pagesRefCache && this._pagesRefCache[refStr] || null; } }; function isValidExplicitDestination(dest) { if (!(dest instanceof Array)) { return false; } var destLength = dest.length, allowNull = true; if (destLength < 2) { return false; } var page = dest[0]; if (!((typeof page === 'undefined' ? 'undefined' : _typeof(page)) === 'object' && typeof page.num === 'number' && (page.num | 0) === page.num && typeof page.gen === 'number' && (page.gen | 0) === page.gen) && !(typeof page === 'number' && (page | 0) === page && page >= 0)) { return false; } var zoom = dest[1]; if (!((typeof zoom === 'undefined' ? 'undefined' : _typeof(zoom)) === 'object' && typeof zoom.name === 'string')) { return false; } switch (zoom.name) { case 'XYZ': if (destLength !== 5) { return false; } break; case 'Fit': case 'FitB': return destLength === 2; case 'FitH': case 'FitBH': case 'FitV': case 'FitBV': if (destLength !== 3) { return false; } break; case 'FitR': if (destLength !== 6) { return false; } allowNull = false; break; default: return false; } for (var i = 2; i < destLength; i++) { var param = dest[i]; if (!(typeof param === 'number' || allowNull && param === null)) { return false; } } return true; } return PDFLinkService; }(); var SimpleLinkService = function SimpleLinkServiceClosure() { function SimpleLinkService() {} SimpleLinkService.prototype = { get page() { return 0; }, set page(value) {}, navigateTo: function navigateTo(dest) {}, getDestinationHash: function getDestinationHash(dest) { return '#'; }, getAnchorUrl: function getAnchorUrl(hash) { return '#'; }, setHash: function setHash(hash) {}, executeNamedAction: function executeNamedAction(action) {}, onFileAttachmentAnnotation: function onFileAttachmentAnnotation(params) {}, cachePageRef: function cachePageRef(pageNum, pageRef) {} }; return SimpleLinkService; }(); exports.PDFLinkService = PDFLinkService; exports.SimpleLinkService = SimpleLinkService; /***/ }), /* 4 */ /***/ (function(module, exports, __w_pdfjs_require__) { "use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.DefaultAnnotationLayerFactory = exports.AnnotationLayerBuilder = undefined; var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }(); var _pdfjs = __w_pdfjs_require__(0); var _ui_utils = __w_pdfjs_require__(1); var _pdf_link_service = __w_pdfjs_require__(3); function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } var AnnotationLayerBuilder = function () { function AnnotationLayerBuilder(options) { _classCallCheck(this, AnnotationLayerBuilder); this.pageDiv = options.pageDiv; this.pdfPage = options.pdfPage; this.renderInteractiveForms = options.renderInteractiveForms; this.linkService = options.linkService; this.downloadManager = options.downloadManager; this.div = null; } _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) { var parameters = { viewport: viewport.clone({ dontFlip: true }), div: _this.div, annotations: annotations, page: _this.pdfPage, renderInteractiveForms: _this.renderInteractiveForms, linkService: _this.linkService, downloadManager: _this.downloadManager }; if (_this.div) { _pdfjs.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; _pdfjs.AnnotationLayer.render(parameters); if (typeof _ui_utils.mozL10n !== 'undefined') { _ui_utils.mozL10n.translate(_this.div); } } }); } }, { key: 'hide', value: function hide() { if (!this.div) { return; } this.div.setAttribute('hidden', 'true'); } }]); return AnnotationLayerBuilder; }(); var DefaultAnnotationLayerFactory = function () { function DefaultAnnotationLayerFactory() { _classCallCheck(this, DefaultAnnotationLayerFactory); } _createClass(DefaultAnnotationLayerFactory, [{ key: 'createAnnotationLayerBuilder', value: function createAnnotationLayerBuilder(pageDiv, pdfPage) { var renderInteractiveForms = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false; return new AnnotationLayerBuilder({ pageDiv: pageDiv, pdfPage: pdfPage, renderInteractiveForms: renderInteractiveForms, linkService: new _pdf_link_service.SimpleLinkService() }); } }]); return DefaultAnnotationLayerFactory; }(); exports.AnnotationLayerBuilder = AnnotationLayerBuilder; exports.DefaultAnnotationLayerFactory = DefaultAnnotationLayerFactory; /***/ }), /* 5 */ /***/ (function(module, exports, __w_pdfjs_require__) { "use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.PDFPageView = undefined; var _ui_utils = __w_pdfjs_require__(1); var _pdfjs = __w_pdfjs_require__(0); var _dom_events = __w_pdfjs_require__(2); var _pdf_rendering_queue = __w_pdfjs_require__(7); var TEXT_LAYER_RENDER_DELAY = 200; var PDFPageView = function PDFPageViewClosure() { function PDFPageView(options) { var container = options.container; var id = options.id; var scale = options.scale; var defaultViewport = options.defaultViewport; var renderingQueue = options.renderingQueue; var textLayerFactory = options.textLayerFactory; var annotationLayerFactory = options.annotationLayerFactory; var enhanceTextSelection = options.enhanceTextSelection || false; var renderInteractiveForms = options.renderInteractiveForms || false; this.id = id; this.renderingId = 'page' + id; this.pageLabel = null; this.rotation = 0; this.scale = scale || _ui_utils.DEFAULT_SCALE; this.viewport = defaultViewport; this.pdfPageRotate = defaultViewport.rotation; this.hasRestrictedScaling = false; this.enhanceTextSelection = enhanceTextSelection; this.renderInteractiveForms = renderInteractiveForms; this.eventBus = options.eventBus || (0, _dom_events.getGlobalEventBus)(); this.renderingQueue = renderingQueue; this.textLayerFactory = textLayerFactory; this.annotationLayerFactory = annotationLayerFactory; this.renderer = options.renderer || _ui_utils.RendererType.CANVAS; this.paintTask = null; this.paintedViewportMap = new WeakMap(); this.renderingState = _pdf_rendering_queue.RenderingStates.INITIAL; this.resume = null; this.error = null; this.onBeforeDraw = null; this.onAfterDraw = null; this.textLayer = null; this.zoomLayer = null; this.annotationLayer = 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); } PDFPageView.prototype = { setPdfPage: function PDFPageView_setPdfPage(pdfPage) { this.pdfPage = pdfPage; this.pdfPageRotate = pdfPage.rotate; var totalRotation = (this.rotation + this.pdfPageRotate) % 360; this.viewport = pdfPage.getViewport(this.scale * _ui_utils.CSS_UNITS, totalRotation); this.stats = pdfPage.stats; this.reset(); }, destroy: function PDFPageView_destroy() { this.reset(); if (this.pdfPage) { this.pdfPage.cleanup(); } }, _resetZoomLayer: 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; }, reset: function PDFPageView_reset(keepZoomLayer, keepAnnotations) { this.cancelRendering(); 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 { 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); }, update: function PDFPageView_update(scale, rotation) { this.scale = scale || this.scale; if (typeof rotation !== 'undefined') { this.rotation = rotation; } var totalRotation = (this.rotation + this.pdfPageRotate) % 360; this.viewport = this.viewport.clone({ scale: this.scale * _ui_utils.CSS_UNITS, rotation: totalRotation }); if (this.svg) { this.cssTransform(this.svg, true); this.eventBus.dispatch('pagerendered', { source: this, pageNumber: this.id, cssTransform: true }); return; } var isScalingRestricted = false; if (this.canvas && _pdfjs.PDFJS.maxCanvasPixels > 0) { var outputScale = this.outputScale; if ((Math.floor(this.viewport.width) * outputScale.sx | 0) * (Math.floor(this.viewport.height) * outputScale.sy | 0) > _pdfjs.PDFJS.maxCanvasPixels) { isScalingRestricted = true; } } if (this.canvas) { if (_pdfjs.PDFJS.useOnlyCssZoom || this.hasRestrictedScaling && isScalingRestricted) { this.cssTransform(this.canvas, true); this.eventBus.dispatch('pagerendered', { source: this, pageNumber: this.id, cssTransform: true }); return; } if (!this.zoomLayer) { this.zoomLayer = this.canvas.parentNode; this.zoomLayer.style.position = 'absolute'; } } if (this.zoomLayer) { this.cssTransform(this.zoomLayer.firstChild); } this.reset(true, true); }, cancelRendering: function PDFPageView_cancelRendering() { if (this.paintTask) { this.paintTask.cancel(); this.paintTask = null; } this.renderingState = _pdf_rendering_queue.RenderingStates.INITIAL; this.resume = null; if (this.textLayer) { this.textLayer.cancel(); this.textLayer = null; } }, updatePosition: function PDFPageView_updatePosition() { if (this.textLayer) { this.textLayer.render(TEXT_LAYER_RENDER_DELAY); } }, cssTransform: function PDFPageView_transform(target, redrawAnnotations) { 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 + ')'; _pdfjs.CustomStyle.setProp('transform', target, 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; } _pdfjs.CustomStyle.setProp('transform', textLayerDiv, 'rotate(' + textAbsRotation + 'deg) ' + 'scale(' + scale + ', ' + scale + ') ' + 'translate(' + transX + ', ' + transY + ')'); _pdfjs.CustomStyle.setProp('transformOrigin', textLayerDiv, '0% 0%'); } if (redrawAnnotations && this.annotationLayer) { this.annotationLayer.render(this.viewport, 'display'); } }, get width() { return this.viewport.width; }, get height() { return this.viewport.height; }, getPagePoint: function PDFPageView_getPagePoint(x, y) { return this.viewport.convertToPdfPoint(x, y); }, draw: function PDFPageView_draw() { if (this.renderingState !== _pdf_rendering_queue.RenderingStates.INITIAL) { console.error('Must be in new state before drawing'); this.reset(); } this.renderingState = _pdf_rendering_queue.RenderingStates.RUNNING; var self = this; 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 textLayerDiv = null; var textLayer = null; if (this.textLayerFactory) { 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.enhanceTextSelection); } this.textLayer = textLayer; var renderContinueCallback = null; if (this.renderingQueue) { renderContinueCallback = function renderContinueCallback(cont) { if (!self.renderingQueue.isHighestPriority(self)) { self.renderingState = _pdf_rendering_queue.RenderingStates.PAUSED; self.resume = function resumeCallback() { self.renderingState = _pdf_rendering_queue.RenderingStates.RUNNING; cont(); }; return; } cont(); }; } var finishPaintTask = function finishPaintTask(error) { if (paintTask === self.paintTask) { self.paintTask = null; } if (error === 'cancelled' || error instanceof _pdfjs.RenderingCancelledException) { self.error = null; return Promise.resolve(undefined); } self.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED; if (self.loadingIconDiv) { div.removeChild(self.loadingIconDiv); delete self.loadingIconDiv; } self._resetZoomLayer(true); self.error = error; self.stats = pdfPage.stats; if (self.onAfterDraw) { self.onAfterDraw(); } self.eventBus.dispatch('pagerendered', { source: self, pageNumber: self.id, cssTransform: false }); if (error) { return Promise.reject(error); } return Promise.resolve(undefined); }; var paintTask = this.renderer === _ui_utils.RendererType.SVG ? this.paintOnSvg(canvasWrapper) : this.paintOnCanvas(canvasWrapper); paintTask.onRenderContinue = renderContinueCallback; this.paintTask = paintTask; var resultPromise = paintTask.promise.then(function () { return finishPaintTask(null).then(function () { if (textLayer) { pdfPage.getTextContent({ normalizeWhitespace: true }).then(function textContentResolved(textContent) { textLayer.setTextContent(textContent); textLayer.render(TEXT_LAYER_RENDER_DELAY); }); } }); }, function (reason) { return finishPaintTask(reason); }); if (this.annotationLayerFactory) { if (!this.annotationLayer) { this.annotationLayer = this.annotationLayerFactory.createAnnotationLayerBuilder(div, pdfPage, this.renderInteractiveForms); } this.annotationLayer.render(this.viewport, 'display'); } div.setAttribute('data-loaded', true); if (this.onBeforeDraw) { this.onBeforeDraw(); } return resultPromise; }, paintOnCanvas: function paintOnCanvas(canvasWrapper) { var renderCapability = (0, _pdfjs.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 = 'page' + this.id; 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 (_pdfjs.PDFJS.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 (_pdfjs.PDFJS.maxCanvasPixels > 0) { var pixelsInViewport = viewport.width * viewport.height; var maxScale = Math.sqrt(_pdfjs.PDFJS.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, 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 pdfPageRenderCallback() { showCanvas(); renderCapability.resolve(undefined); }, function pdfPageRenderError(error) { showCanvas(); renderCapability.reject(error); }); return result; }, paintOnSvg: function PDFPageView_paintOnSvg(wrapper) { var cancelled = false; var ensureNotCancelled = function ensureNotCancelled() { if (cancelled) { if (_pdfjs.PDFJS.pdfjsNext) { throw new _pdfjs.RenderingCancelledException('Rendering cancelled, page ' + self.id, 'svg'); } else { throw 'cancelled'; } } }; var self = this; 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 _pdfjs.SVGGraphics(pdfPage.commonObjs, pdfPage.objs); return svgGfx.getSVG(opList, actualSizeViewport).then(function (svg) { ensureNotCancelled(); self.svg = svg; self.paintedViewportMap.set(svg, actualSizeViewport); svg.style.width = wrapper.style.width; svg.style.height = wrapper.style.height; self.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED; wrapper.appendChild(svg); }); }); return { promise: promise, onRenderContinue: function onRenderContinue(cont) { cont(); }, cancel: function cancel() { cancelled = true; } }; }, setPageLabel: function PDFView_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'); } } }; return PDFPageView; }(); exports.PDFPageView = PDFPageView; /***/ }), /* 6 */ /***/ (function(module, exports, __w_pdfjs_require__) { "use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.DefaultTextLayerFactory = exports.TextLayerBuilder = undefined; var _dom_events = __w_pdfjs_require__(2); var _pdfjs = __w_pdfjs_require__(0); var EXPAND_DIVS_TIMEOUT = 300; var TextLayerBuilder = function TextLayerBuilderClosure() { function TextLayerBuilder(options) { this.textLayerDiv = options.textLayerDiv; this.eventBus = options.eventBus || (0, _dom_events.getGlobalEventBus)(); this.textContent = null; this.renderingDone = false; this.pageIdx = options.pageIndex; this.pageNumber = this.pageIdx + 1; this.matches = []; this.viewport = options.viewport; this.textDivs = []; this.findController = options.findController || null; this.textLayerRenderTask = null; this.enhanceTextSelection = options.enhanceTextSelection; this._bindMouse(); } TextLayerBuilder.prototype = { _finishRendering: function TextLayerBuilder_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 }); }, render: function TextLayerBuilder_render(timeout) { var _this = this; if (!this.textContent || this.renderingDone) { return; } this.cancel(); this.textDivs = []; var textLayerFrag = document.createDocumentFragment(); this.textLayerRenderTask = (0, _pdfjs.renderTextLayer)({ textContent: this.textContent, container: textLayerFrag, viewport: this.viewport, textDivs: this.textDivs, timeout: timeout, enhanceTextSelection: this.enhanceTextSelection }); this.textLayerRenderTask.promise.then(function () { _this.textLayerDiv.appendChild(textLayerFrag); _this._finishRendering(); _this.updateMatches(); }, function (reason) {}); }, cancel: function TextLayerBuilder_cancel() { if (this.textLayerRenderTask) { this.textLayerRenderTask.cancel(); this.textLayerRenderTask = null; } }, setTextContent: function TextLayerBuilder_setTextContent(textContent) { this.cancel(); this.textContent = textContent; }, convertMatches: function TextLayerBuilder_convertMatches(matches, matchesLength) { var i = 0; var iIndex = 0; var bidiTexts = this.textContent.items; var end = bidiTexts.length - 1; var queryLen = this.findController === null ? 0 : this.findController.state.query.length; var ret = []; if (!matches) { return ret; } for (var m = 0, len = matches.length; m < len; m++) { var matchIdx = matches[m]; while (i !== end && matchIdx >= iIndex + bidiTexts[i].str.length) { iIndex += bidiTexts[i].str.length; i++; } if (i === bidiTexts.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 + bidiTexts[i].str.length) { iIndex += bidiTexts[i].str.length; i++; } match.end = { divIdx: i, offset: matchIdx - iIndex }; ret.push(match); } return ret; }, renderMatches: function TextLayerBuilder_renderMatches(matches) { if (matches.length === 0) { return; } var bidiTexts = this.textContent.items; var textDivs = this.textDivs; var prevEnd = null; var pageIdx = this.pageIdx; var isSelectedPage = this.findController === null ? false : pageIdx === this.findController.selected.pageIdx; var selectedMatchIdx = this.findController === null ? -1 : this.findController.selected.matchIdx; var highlightAll = this.findController === null ? false : this.findController.state.highlightAll; var infinity = { divIdx: -1, offset: undefined }; function beginText(begin, className) { var divIdx = begin.divIdx; textDivs[divIdx].textContent = ''; appendTextToDiv(divIdx, 0, begin.offset, className); } function appendTextToDiv(divIdx, fromOffset, toOffset, className) { var div = textDivs[divIdx]; var content = bidiTexts[divIdx].str.substring(fromOffset, toOffset); var node = document.createTextNode(content); if (className) { var span = document.createElement('span'); span.className = className; span.appendChild(node); div.appendChild(span); return; } div.appendChild(node); } var i0 = selectedMatchIdx, i1 = i0 + 1; if (highlightAll) { i0 = 0; i1 = matches.length; } else if (!isSelectedPage) { return; } for (var i = i0; i < i1; i++) { var match = matches[i]; var begin = match.begin; var end = match.end; var isSelected = isSelectedPage && i === selectedMatchIdx; var highlightSuffix = isSelected ? ' selected' : ''; if (this.findController) { this.findController.updateMatchPosition(pageIdx, i, textDivs, begin.divIdx); } 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); } }, updateMatches: function TextLayerBuilder_updateMatches() { if (!this.renderingDone) { return; } var matches = this.matches; var textDivs = this.textDivs; var bidiTexts = this.textContent.items; var clearedUntilDivIdx = -1; for (var i = 0, len = matches.length; i < len; i++) { var match = matches[i]; var begin = Math.max(clearedUntilDivIdx, match.begin.divIdx); for (var n = begin, end = match.end.divIdx; n <= end; n++) { var div = textDivs[n]; div.textContent = bidiTexts[n].str; div.className = ''; } clearedUntilDivIdx = match.end.divIdx + 1; } if (this.findController === null || !this.findController.active) { return; } var pageMatches, pageMatchesLength; if (this.findController !== null) { pageMatches = this.findController.pageMatches[this.pageIdx] || null; pageMatchesLength = this.findController.pageMatchesLength ? this.findController.pageMatchesLength[this.pageIdx] || null : null; } this.matches = this.convertMatches(pageMatches, pageMatchesLength); this.renderMatches(this.matches); }, _bindMouse: function TextLayerBuilder_bindMouse() { var div = this.textLayerDiv; var self = this; var expandDivsTimer = null; div.addEventListener('mousedown', function (e) { if (self.enhanceTextSelection && self.textLayerRenderTask) { self.textLayerRenderTask.expandTextDivs(true); if (expandDivsTimer) { clearTimeout(expandDivsTimer); expandDivsTimer = null; } return; } var end = div.querySelector('.endOfContent'); if (!end) { return; } var adjustTop = e.target !== div; adjustTop = adjustTop && window.getComputedStyle(end).getPropertyValue('-moz-user-select') !== 'none'; if (adjustTop) { var divBounds = div.getBoundingClientRect(); var r = Math.max(0, (e.pageY - divBounds.top) / divBounds.height); end.style.top = (r * 100).toFixed(2) + '%'; } end.classList.add('active'); }); div.addEventListener('mouseup', function (e) { if (self.enhanceTextSelection && self.textLayerRenderTask) { expandDivsTimer = setTimeout(function () { if (self.textLayerRenderTask) { self.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; }(); function DefaultTextLayerFactory() {} DefaultTextLayerFactory.prototype = { createTextLayerBuilder: 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 }); } }; exports.TextLayerBuilder = TextLayerBuilder; exports.DefaultTextLayerFactory = DefaultTextLayerFactory; /***/ }), /* 7 */ /***/ (function(module, exports, __w_pdfjs_require__) { "use strict"; Object.defineProperty(exports, "__esModule", { value: true }); var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }(); function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } var CLEANUP_TIMEOUT = 30000; var RenderingStates = { INITIAL: 0, RUNNING: 1, PAUSED: 2, FINISHED: 3 }; var PDFRenderingQueue = function () { function PDFRenderingQueue() { _classCallCheck(this, PDFRenderingQueue); this.pdfViewer = null; this.pdfThumbnailViewer = null; this.onIdle = null; this.highestPriorityPage = null; this.idleTimeout = null; this.printing = false; this.isThumbnailViewEnabled = false; } _createClass(PDFRenderingQueue, [{ key: "setViewer", value: function setViewer(pdfViewer) { this.pdfViewer = pdfViewer; } }, { key: "setThumbnailViewer", value: function setThumbnailViewer(pdfThumbnailViewer) { this.pdfThumbnailViewer = pdfThumbnailViewer; } }, { key: "isHighestPriority", value: function isHighestPriority(view) { return this.highestPriorityPage === view.renderingId; } }, { key: "renderHighestPriority", value: function renderHighestPriority(currentlyVisiblePages) { if (this.idleTimeout) { clearTimeout(this.idleTimeout); this.idleTimeout = null; } if (this.pdfViewer.forceRendering(currentlyVisiblePages)) { return; } if (this.pdfThumbnailViewer && this.isThumbnailViewEnabled) { if (this.pdfThumbnailViewer.forceRendering()) { return; } } if (this.printing) { return; } if (this.onIdle) { this.idleTimeout = setTimeout(this.onIdle.bind(this), CLEANUP_TIMEOUT); } } }, { key: "getHighestPriority", value: function getHighestPriority(visible, views, scrolledDown) { var visibleViews = visible.views; var numVisible = visibleViews.length; if (numVisible === 0) { return false; } for (var i = 0; i < numVisible; ++i) { var view = visibleViews[i].view; if (!this.isViewFinished(view)) { return view; } } if (scrolledDown) { var nextPageIndex = visible.last.id; if (views[nextPageIndex] && !this.isViewFinished(views[nextPageIndex])) { return views[nextPageIndex]; } } else { var previousPageIndex = visible.first.id - 2; if (views[previousPageIndex] && !this.isViewFinished(views[previousPageIndex])) { return views[previousPageIndex]; } } return null; } }, { key: "isViewFinished", value: function isViewFinished(view) { return view.renderingState === RenderingStates.FINISHED; } }, { key: "renderView", value: function renderView(view) { var _this = this; switch (view.renderingState) { case RenderingStates.FINISHED: return false; case RenderingStates.PAUSED: this.highestPriorityPage = view.renderingId; view.resume(); break; case RenderingStates.RUNNING: this.highestPriorityPage = view.renderingId; break; case RenderingStates.INITIAL: this.highestPriorityPage = view.renderingId; var continueRendering = function continueRendering() { _this.renderHighestPriority(); }; view.draw().then(continueRendering, continueRendering); break; } return true; } }]); return PDFRenderingQueue; }(); exports.RenderingStates = RenderingStates; exports.PDFRenderingQueue = PDFRenderingQueue; /***/ }), /* 8 */ /***/ (function(module, exports, __w_pdfjs_require__) { "use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.DownloadManager = undefined; var _pdfjs = __w_pdfjs_require__(0); ; function download(blobUrl, filename) { var a = document.createElement('a'); if (a.click) { a.href = blobUrl; a.target = '_parent'; if ('download' in a) { a.download = filename; } (document.body || document.documentElement).appendChild(a); a.click(); a.parentNode.removeChild(a); } else { if (window.top === window && blobUrl.split('#')[0] === window.location.href.split('#')[0]) { var padCharacter = blobUrl.indexOf('?') === -1 ? '?' : '&'; blobUrl = blobUrl.replace(/#|$/, padCharacter + '$&'); } window.open(blobUrl, '_parent'); } } function DownloadManager() {} DownloadManager.prototype = { downloadUrl: function DownloadManager_downloadUrl(url, filename) { if (!(0, _pdfjs.createValidAbsoluteUrl)(url, 'http://example.com')) { return; } download(url + '#pdfjs.action=download', filename); }, downloadData: function DownloadManager_downloadData(data, filename, contentType) { if (navigator.msSaveBlob) { return navigator.msSaveBlob(new Blob([data], { type: contentType }), filename); } var blobUrl = (0, _pdfjs.createObjectURL)(data, contentType, _pdfjs.PDFJS.disableCreateObjectURL); download(blobUrl, filename); }, download: function DownloadManager_download(blob, url, filename) { if (navigator.msSaveBlob) { if (!navigator.msSaveBlob(blob, filename)) { this.downloadUrl(url, filename); } return; } if (_pdfjs.PDFJS.disableCreateObjectURL) { this.downloadUrl(url, filename); return; } var blobUrl = URL.createObjectURL(blob); download(blobUrl, filename); } }; exports.DownloadManager = DownloadManager; /***/ }), /* 9 */ /***/ (function(module, exports, __w_pdfjs_require__) { "use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.PDFFindController = exports.FindStates = undefined; var _ui_utils = __w_pdfjs_require__(1); var FindStates = { FIND_FOUND: 0, FIND_NOTFOUND: 1, FIND_WRAPPED: 2, FIND_PENDING: 3 }; var FIND_SCROLL_OFFSET_TOP = -50; var FIND_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 PDFFindController = function PDFFindControllerClosure() { function PDFFindController(options) { this.pdfViewer = options.pdfViewer || null; this.onUpdateResultsCount = null; this.onUpdateState = null; this.reset(); var replace = Object.keys(CHARACTERS_TO_NORMALIZE).join(''); this.normalizationRegex = new RegExp('[' + replace + ']', 'g'); } PDFFindController.prototype = { reset: function PDFFindController_reset() { var _this = this; this.startedTextExtraction = false; this.extractTextPromises = []; this.pendingFindMatches = Object.create(null); this.active = false; this.pageContents = []; this.pageMatches = []; this.pageMatchesLength = null; this.matchCount = 0; this.selected = { pageIdx: -1, matchIdx: -1 }; this.offset = { pageIdx: null, matchIdx: null }; this.pagesToSearch = null; this.resumePageIdx = null; this.state = null; this.dirtyMatch = false; this.findTimeout = null; this._firstPagePromise = new Promise(function (resolve) { _this.resolveFirstPage = resolve; }); }, normalize: function PDFFindController_normalize(text) { return text.replace(this.normalizationRegex, function (ch) { return CHARACTERS_TO_NORMALIZE[ch]; }); }, _prepareMatches: function PDFFindController_prepareMatches(matchesWithLength, matches, matchesLength) { function isSubTerm(matchesWithLength, currentIndex) { var currentElem, prevElem, nextElem; currentElem = matchesWithLength[currentIndex]; 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--) { 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; } var i, len; matchesWithLength.sort(function (a, b) { return a.match === b.match ? a.matchLength - b.matchLength : a.match - b.match; }); for (i = 0, len = matchesWithLength.length; i < len; i++) { if (isSubTerm(matchesWithLength, i)) { continue; } matches.push(matchesWithLength[i].match); matchesLength.push(matchesWithLength[i].matchLength); } }, calcFindPhraseMatch: function PDFFindController_calcFindPhraseMatch(query, pageIndex, pageContent) { var matches = []; var queryLen = query.length; var matchIdx = -queryLen; while (true) { matchIdx = pageContent.indexOf(query, matchIdx + queryLen); if (matchIdx === -1) { break; } matches.push(matchIdx); } this.pageMatches[pageIndex] = matches; }, calcFindWordMatch: function PDFFindController_calcFindWordMatch(query, pageIndex, pageContent) { var matchesWithLength = []; var queryArray = query.match(/\S+/g); var subquery, subqueryLen, matchIdx; for (var i = 0, len = queryArray.length; i < len; i++) { subquery = queryArray[i]; subqueryLen = subquery.length; matchIdx = -subqueryLen; while (true) { matchIdx = pageContent.indexOf(subquery, matchIdx + subqueryLen); if (matchIdx === -1) { break; } matchesWithLength.push({ match: matchIdx, matchLength: subqueryLen, skipped: false }); } } if (!this.pageMatchesLength) { this.pageMatchesLength = []; } this.pageMatchesLength[pageIndex] = []; this.pageMatches[pageIndex] = []; this._prepareMatches(matchesWithLength, this.pageMatches[pageIndex], this.pageMatchesLength[pageIndex]); }, calcFindMatch: function PDFFindController_calcFindMatch(pageIndex) { var pageContent = this.normalize(this.pageContents[pageIndex]); var query = this.normalize(this.state.query); var caseSensitive = this.state.caseSensitive; var phraseSearch = this.state.phraseSearch; var queryLen = query.length; if (queryLen === 0) { return; } if (!caseSensitive) { pageContent = pageContent.toLowerCase(); query = query.toLowerCase(); } if (phraseSearch) { this.calcFindPhraseMatch(query, pageIndex, pageContent); } else { this.calcFindWordMatch(query, pageIndex, pageContent); } this.updatePage(pageIndex); if (this.resumePageIdx === pageIndex) { this.resumePageIdx = null; this.nextPageMatch(); } if (this.pageMatches[pageIndex].length > 0) { this.matchCount += this.pageMatches[pageIndex].length; this.updateUIResultsCount(); } }, extractText: function PDFFindController_extractText() { if (this.startedTextExtraction) { return; } this.startedTextExtraction = true; this.pageContents = []; var extractTextPromisesResolves = []; var numPages = this.pdfViewer.pagesCount; for (var i = 0; i < numPages; i++) { this.extractTextPromises.push(new Promise(function (resolve) { extractTextPromisesResolves.push(resolve); })); } var self = this; function extractPageText(pageIndex) { self.pdfViewer.getPageTextContent(pageIndex).then(function textContentResolved(textContent) { var textItems = textContent.items; var str = []; for (var i = 0, len = textItems.length; i < len; i++) { str.push(textItems[i].str); } self.pageContents.push(str.join('')); extractTextPromisesResolves[pageIndex](pageIndex); if (pageIndex + 1 < self.pdfViewer.pagesCount) { extractPageText(pageIndex + 1); } }); } extractPageText(0); }, executeCommand: function PDFFindController_executeCommand(cmd, state) { var _this2 = this; if (this.state === null || cmd !== 'findagain') { this.dirtyMatch = true; } this.state = state; this.updateUIState(FindStates.FIND_PENDING); this._firstPagePromise.then(function () { _this2.extractText(); clearTimeout(_this2.findTimeout); if (cmd === 'find') { _this2.findTimeout = setTimeout(_this2.nextMatch.bind(_this2), 250); } else { _this2.nextMatch(); } }); }, updatePage: function PDFFindController_updatePage(index) { if (this.selected.pageIdx === index) { this.pdfViewer.currentPageNumber = index + 1; } var page = this.pdfViewer.getPageView(index); if (page.textLayer) { page.textLayer.updateMatches(); } }, nextMatch: function PDFFindController_nextMatch() { var previous = this.state.findPrevious; var currentPageIndex = this.pdfViewer.currentPageNumber - 1; var numPages = this.pdfViewer.pagesCount; this.active = true; if (this.dirtyMatch) { this.dirtyMatch = false; this.selected.pageIdx = this.selected.matchIdx = -1; this.offset.pageIdx = currentPageIndex; this.offset.matchIdx = null; this.hadMatch = false; this.resumePageIdx = null; this.pageMatches = []; this.matchCount = 0; this.pageMatchesLength = null; var self = this; for (var i = 0; i < numPages; i++) { this.updatePage(i); if (!(i in this.pendingFindMatches)) { this.pendingFindMatches[i] = true; this.extractTextPromises[i].then(function (pageIdx) { delete self.pendingFindMatches[pageIdx]; self.calcFindMatch(pageIdx); }); } } } if (this.state.query === '') { this.updateUIState(FindStates.FIND_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) { this.hadMatch = true; offset.matchIdx = previous ? offset.matchIdx - 1 : offset.matchIdx + 1; this.updateMatch(true); return; } this.advanceOffsetPage(previous); } this.nextPageMatch(); }, matchesReady: function PDFFindController_matchesReady(matches) { var offset = this.offset; var numMatches = matches.length; var previous = this.state.findPrevious; if (numMatches) { this.hadMatch = true; 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; }, updateMatchPosition: function PDFFindController_updateMatchPosition(pageIndex, index, elements, beginIdx) { if (this.selected.matchIdx === index && this.selected.pageIdx === pageIndex) { var spot = { top: FIND_SCROLL_OFFSET_TOP, left: FIND_SCROLL_OFFSET_LEFT }; (0, _ui_utils.scrollIntoView)(elements[beginIdx], spot, true); } }, nextPageMatch: function PDFFindController_nextPageMatch() { if (this.resumePageIdx !== null) { console.error('There can only be one pending page.'); } do { var pageIdx = this.offset.pageIdx; var matches = this.pageMatches[pageIdx]; if (!matches) { this.resumePageIdx = pageIdx; break; } } while (!this.matchesReady(matches)); }, advanceOffsetPage: function PDFFindController_advanceOffsetPage(previous) { var offset = this.offset; var numPages = this.extractTextPromises.length; 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; } }, updateMatch: function PDFFindController_updateMatch(found) { var state = FindStates.FIND_NOTFOUND; 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 ? FindStates.FIND_WRAPPED : FindStates.FIND_FOUND; if (previousPage !== -1 && previousPage !== this.selected.pageIdx) { this.updatePage(previousPage); } } this.updateUIState(state, this.state.findPrevious); if (this.selected.pageIdx !== -1) { this.updatePage(this.selected.pageIdx); } }, updateUIResultsCount: function PDFFindController_updateUIResultsCount() { if (this.onUpdateResultsCount) { this.onUpdateResultsCount(this.matchCount); } }, updateUIState: function PDFFindController_updateUIState(state, previous) { if (this.onUpdateState) { this.onUpdateState(state, previous, this.matchCount); } } }; return PDFFindController; }(); exports.FindStates = FindStates; exports.PDFFindController = PDFFindController; /***/ }), /* 10 */ /***/ (function(module, exports, __w_pdfjs_require__) { "use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.PDFHistory = undefined; var _dom_events = __w_pdfjs_require__(2); function PDFHistory(options) { this.linkService = options.linkService; this.eventBus = options.eventBus || (0, _dom_events.getGlobalEventBus)(); this.initialized = false; this.initialDestination = null; this.initialBookmark = null; } PDFHistory.prototype = { initialize: function pdfHistoryInitialize(fingerprint) { this.initialized = true; this.reInitialized = false; this.allowHashChange = true; this.historyUnlocked = true; this.isViewerInPresentationMode = false; this.previousHash = window.location.hash.substring(1); this.currentBookmark = ''; this.currentPage = 0; this.updatePreviousBookmark = false; this.previousBookmark = ''; this.previousPage = 0; this.nextHashParam = ''; this.fingerprint = fingerprint; this.currentUid = this.uid = 0; this.current = {}; var state = window.history.state; if (this._isStateObjectDefined(state)) { if (state.target.dest) { this.initialDestination = state.target.dest; } else { this.initialBookmark = state.target.hash; } this.currentUid = state.uid; this.uid = state.uid + 1; this.current = state.target; } else { if (state && state.fingerprint && this.fingerprint !== state.fingerprint) { this.reInitialized = true; } this._pushOrReplaceState({ fingerprint: this.fingerprint }, true); } var self = this; window.addEventListener('popstate', function pdfHistoryPopstate(evt) { if (!self.historyUnlocked) { return; } if (evt.state) { self._goTo(evt.state); return; } if (self.uid === 0) { var previousParams = self.previousHash && self.currentBookmark && self.previousHash !== self.currentBookmark ? { hash: self.currentBookmark, page: self.currentPage } : { page: 1 }; replacePreviousHistoryState(previousParams, function () { updateHistoryWithCurrentHash(); }); } else { updateHistoryWithCurrentHash(); } }); function updateHistoryWithCurrentHash() { self.previousHash = window.location.hash.slice(1); self._pushToHistory({ hash: self.previousHash }, false, true); self._updatePreviousBookmark(); } function replacePreviousHistoryState(params, callback) { self.historyUnlocked = false; self.allowHashChange = false; window.addEventListener('popstate', rewriteHistoryAfterBack); history.back(); function rewriteHistoryAfterBack() { window.removeEventListener('popstate', rewriteHistoryAfterBack); window.addEventListener('popstate', rewriteHistoryAfterForward); self._pushToHistory(params, false, true); history.forward(); } function rewriteHistoryAfterForward() { window.removeEventListener('popstate', rewriteHistoryAfterForward); self.allowHashChange = true; self.historyUnlocked = true; callback(); } } function pdfHistoryBeforeUnload() { var previousParams = self._getPreviousParams(null, true); if (previousParams) { var replacePrevious = !self.current.dest && self.current.hash !== self.previousHash; self._pushToHistory(previousParams, false, replacePrevious); self._updatePreviousBookmark(); } window.removeEventListener('beforeunload', pdfHistoryBeforeUnload); } window.addEventListener('beforeunload', pdfHistoryBeforeUnload); window.addEventListener('pageshow', function pdfHistoryPageShow(evt) { window.addEventListener('beforeunload', pdfHistoryBeforeUnload); }); self.eventBus.on('presentationmodechanged', function (e) { self.isViewerInPresentationMode = e.active; }); }, clearHistoryState: function pdfHistory_clearHistoryState() { this._pushOrReplaceState(null, true); }, _isStateObjectDefined: function pdfHistory_isStateObjectDefined(state) { return state && state.uid >= 0 && state.fingerprint && this.fingerprint === state.fingerprint && state.target && state.target.hash ? true : false; }, _pushOrReplaceState: function pdfHistory_pushOrReplaceState(stateObj, replace) { if (replace) { window.history.replaceState(stateObj, '', document.URL); } else { window.history.pushState(stateObj, '', document.URL); } }, get isHashChangeUnlocked() { if (!this.initialized) { return true; } return this.allowHashChange; }, _updatePreviousBookmark: function pdfHistory_updatePreviousBookmark() { if (this.updatePreviousBookmark && this.currentBookmark && this.currentPage) { this.previousBookmark = this.currentBookmark; this.previousPage = this.currentPage; this.updatePreviousBookmark = false; } }, updateCurrentBookmark: function pdfHistoryUpdateCurrentBookmark(bookmark, pageNum) { if (this.initialized) { this.currentBookmark = bookmark.substring(1); this.currentPage = pageNum | 0; this._updatePreviousBookmark(); } }, updateNextHashParam: function pdfHistoryUpdateNextHashParam(param) { if (this.initialized) { this.nextHashParam = param; } }, push: function pdfHistoryPush(params, isInitialBookmark) { if (!(this.initialized && this.historyUnlocked)) { return; } if (params.dest && !params.hash) { params.hash = this.current.hash && this.current.dest && this.current.dest === params.dest ? this.current.hash : this.linkService.getDestinationHash(params.dest).split('#')[1]; } if (params.page) { params.page |= 0; } if (isInitialBookmark) { var target = window.history.state.target; if (!target) { this._pushToHistory(params, false); this.previousHash = window.location.hash.substring(1); } this.updatePreviousBookmark = this.nextHashParam ? false : true; if (target) { this._updatePreviousBookmark(); } return; } if (this.nextHashParam) { if (this.nextHashParam === params.hash) { this.nextHashParam = null; this.updatePreviousBookmark = true; return; } this.nextHashParam = null; } if (params.hash) { if (this.current.hash) { if (this.current.hash !== params.hash) { this._pushToHistory(params, true); } else { if (!this.current.page && params.page) { this._pushToHistory(params, false, true); } this.updatePreviousBookmark = true; } } else { this._pushToHistory(params, true); } } else if (this.current.page && params.page && this.current.page !== params.page) { this._pushToHistory(params, true); } }, _getPreviousParams: function pdfHistory_getPreviousParams(onlyCheckPage, beforeUnload) { if (!(this.currentBookmark && this.currentPage)) { return null; } else if (this.updatePreviousBookmark) { this.updatePreviousBookmark = false; } if (this.uid > 0 && !(this.previousBookmark && this.previousPage)) { return null; } if (!this.current.dest && !onlyCheckPage || beforeUnload) { if (this.previousBookmark === this.currentBookmark) { return null; } } else if (this.current.page || onlyCheckPage) { if (this.previousPage === this.currentPage) { return null; } } else { return null; } var params = { hash: this.currentBookmark, page: this.currentPage }; if (this.isViewerInPresentationMode) { params.hash = null; } return params; }, _stateObj: function pdfHistory_stateObj(params) { return { fingerprint: this.fingerprint, uid: this.uid, target: params }; }, _pushToHistory: function pdfHistory_pushToHistory(params, addPrevious, overwrite) { if (!this.initialized) { return; } if (!params.hash && params.page) { params.hash = 'page=' + params.page; } if (addPrevious && !overwrite) { var previousParams = this._getPreviousParams(); if (previousParams) { var replacePrevious = !this.current.dest && this.current.hash !== this.previousHash; this._pushToHistory(previousParams, false, replacePrevious); } } this._pushOrReplaceState(this._stateObj(params), overwrite || this.uid === 0); this.currentUid = this.uid++; this.current = params; this.updatePreviousBookmark = true; }, _goTo: function pdfHistory_goTo(state) { if (!(this.initialized && this.historyUnlocked && this._isStateObjectDefined(state))) { return; } if (!this.reInitialized && state.uid < this.currentUid) { var previousParams = this._getPreviousParams(true); if (previousParams) { this._pushToHistory(this.current, false); this._pushToHistory(previousParams, false); this.currentUid = state.uid; window.history.back(); return; } } this.historyUnlocked = false; if (state.target.dest) { this.linkService.navigateTo(state.target.dest); } else { this.linkService.setHash(state.target.hash); } this.currentUid = state.uid; if (state.uid > this.uid) { this.uid = state.uid; } this.current = state.target; this.updatePreviousBookmark = true; var currentHash = window.location.hash.substring(1); if (this.previousHash !== currentHash) { this.allowHashChange = false; } this.previousHash = currentHash; this.historyUnlocked = true; }, back: function pdfHistoryBack() { this.go(-1); }, forward: function pdfHistoryForward() { this.go(1); }, go: function pdfHistoryGo(direction) { if (this.initialized && this.historyUnlocked) { var state = window.history.state; if (direction === -1 && state && state.uid > 0) { window.history.back(); } else if (direction === 1 && state && state.uid < this.uid - 1) { window.history.forward(); } } } }; exports.PDFHistory = PDFHistory; /***/ }), /* 11 */ /***/ (function(module, exports, __w_pdfjs_require__) { "use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.PDFViewer = exports.PresentationModeState = undefined; var _pdfjs = __w_pdfjs_require__(0); var _ui_utils = __w_pdfjs_require__(1); var _pdf_rendering_queue = __w_pdfjs_require__(7); var _annotation_layer_builder = __w_pdfjs_require__(4); var _dom_events = __w_pdfjs_require__(2); var _pdf_page_view = __w_pdfjs_require__(5); var _pdf_link_service = __w_pdfjs_require__(3); var _text_layer_builder = __w_pdfjs_require__(6); var PresentationModeState = { UNKNOWN: 0, NORMAL: 1, CHANGING: 2, FULLSCREEN: 3 }; var DEFAULT_CACHE_SIZE = 10; var PDFViewer = function pdfViewer() { function PDFPageViewBuffer(size) { var data = []; this.push = function cachePush(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) { size = newSize; 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; } function isPortraitOrientation(size) { return size.width <= size.height; } function PDFViewer(options) { this.container = options.container; this.viewer = options.viewer || options.container.firstElementChild; this.eventBus = options.eventBus || (0, _dom_events.getGlobalEventBus)(); this.linkService = options.linkService || new _pdf_link_service.SimpleLinkService(); this.downloadManager = options.downloadManager || null; this.removePageBorders = options.removePageBorders || false; this.enhanceTextSelection = options.enhanceTextSelection || false; this.renderInteractiveForms = options.renderInteractiveForms || false; this.enablePrintAutoRotate = options.enablePrintAutoRotate || false; this.renderer = options.renderer || _ui_utils.RendererType.CANVAS; 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 = PresentationModeState.UNKNOWN; this._resetView(); if (this.removePageBorders) { this.viewer.classList.add('removePageBorders'); } } PDFViewer.prototype = { get pagesCount() { return this._pages.length; }, getPageView: function getPageView(index) { return this._pages[index]; }, get pageViewsReady() { return this._pageViewsReady; }, get currentPageNumber() { return this._currentPageNumber; }, set currentPageNumber(val) { if ((val | 0) !== val) { throw new Error('Invalid page number.'); } if (!this.pdfDocument) { this._currentPageNumber = val; return; } this._setCurrentPageNumber(val, true); }, _setCurrentPageNumber: function PDFViewer_setCurrentPageNumber(val, resetCurrentPageView) { if (this._currentPageNumber === val) { if (resetCurrentPageView) { this._resetCurrentPageView(); } return; } if (!(0 < val && val <= this.pagesCount)) { console.error('PDFViewer_setCurrentPageNumber: "' + val + '" is out of bounds.'); return; } var arg = { source: this, pageNumber: val, pageLabel: this._pageLabels && this._pageLabels[val - 1] }; this._currentPageNumber = val; this.eventBus.dispatch('pagechanging', arg); this.eventBus.dispatch('pagechange', arg); if (resetCurrentPageView) { this._resetCurrentPageView(); } }, get currentPageLabel() { return this._pageLabels && this._pageLabels[this._currentPageNumber - 1]; }, set currentPageLabel(val) { var pageNumber = val | 0; if (this._pageLabels) { var i = this._pageLabels.indexOf(val); if (i >= 0) { pageNumber = i + 1; } } this.currentPageNumber = pageNumber; }, get currentScale() { return this._currentScale !== _ui_utils.UNKNOWN_SCALE ? this._currentScale : _ui_utils.DEFAULT_SCALE; }, set currentScale(val) { if (isNaN(val)) { throw new Error('Invalid numeric scale'); } if (!this.pdfDocument) { this._currentScale = val; this._currentScaleValue = val !== _ui_utils.UNKNOWN_SCALE ? val.toString() : null; return; } this._setScale(val, false); }, get currentScaleValue() { return this._currentScaleValue; }, set currentScaleValue(val) { if (!this.pdfDocument) { this._currentScale = isNaN(val) ? _ui_utils.UNKNOWN_SCALE : val; this._currentScaleValue = val.toString(); return; } this._setScale(val, false); }, get pagesRotation() { return this._pagesRotation; }, set pagesRotation(rotation) { if (!(typeof rotation === 'number' && rotation % 90 === 0)) { throw new Error('Invalid pages rotation angle.'); } this._pagesRotation = rotation; if (!this.pdfDocument) { return; } for (var i = 0, l = this._pages.length; i < l; i++) { var pageView = this._pages[i]; pageView.update(pageView.scale, rotation); } this._setScale(this._currentScaleValue, true); if (this.defaultRenderingQueue) { this.update(); } }, setDocument: function setDocument(pdfDocument) { var _this = this; if (this.pdfDocument) { this._cancelRendering(); this._resetView(); } this.pdfDocument = pdfDocument; if (!pdfDocument) { return; } var pagesCount = pdfDocument.numPages; var pagesCapability = (0, _pdfjs.createPromiseCapability)(); this.pagesPromise = pagesCapability.promise; pagesCapability.promise.then(function () { _this._pageViewsReady = true; _this.eventBus.dispatch('pagesloaded', { source: _this, pagesCount: pagesCount }); }); var isOnePageRenderedResolved = false; var onePageRenderedCapability = (0, _pdfjs.createPromiseCapability)(); this.onePageRendered = onePageRenderedCapability.promise; var bindOnAfterAndBeforeDraw = function bindOnAfterAndBeforeDraw(pageView) { pageView.onBeforeDraw = function () { _this._buffer.push(pageView); }; pageView.onAfterDraw = function () { if (!isOnePageRenderedResolved) { isOnePageRenderedResolved = true; onePageRenderedCapability.resolve(); } }; }; var firstPagePromise = pdfDocument.getPage(1); this.firstPagePromise = firstPagePromise; return firstPagePromise.then(function (pdfPage) { var scale = _this.currentScale; var viewport = pdfPage.getViewport(scale * _ui_utils.CSS_UNITS); for (var pageNum = 1; pageNum <= pagesCount; ++pageNum) { var textLayerFactory = null; if (!_pdfjs.PDFJS.disableTextLayer) { textLayerFactory = _this; } var pageView = new _pdf_page_view.PDFPageView({ container: _this.viewer, eventBus: _this.eventBus, id: pageNum, scale: scale, defaultViewport: viewport.clone(), renderingQueue: _this.renderingQueue, textLayerFactory: textLayerFactory, annotationLayerFactory: _this, enhanceTextSelection: _this.enhanceTextSelection, renderInteractiveForms: _this.renderInteractiveForms, renderer: _this.renderer }); bindOnAfterAndBeforeDraw(pageView); _this._pages.push(pageView); } onePageRenderedCapability.promise.then(function () { if (_pdfjs.PDFJS.disableAutoFetch) { pagesCapability.resolve(); return; } var getPagesLeft = pagesCount; var _loop = function _loop(_pageNum) { pdfDocument.getPage(_pageNum).then(function (pdfPage) { var pageView = _this._pages[_pageNum - 1]; if (!pageView.pdfPage) { pageView.setPdfPage(pdfPage); } _this.linkService.cachePageRef(_pageNum, pdfPage.ref); if (--getPagesLeft === 0) { pagesCapability.resolve(); } }); }; for (var _pageNum = 1; _pageNum <= pagesCount; ++_pageNum) { _loop(_pageNum); } }); _this.eventBus.dispatch('pagesinit', { source: _this }); if (_this.defaultRenderingQueue) { _this.update(); } if (_this.findController) { _this.findController.resolveFirstPage(); } }); }, setPageLabels: function PDFViewer_setPageLabels(labels) { if (!this.pdfDocument) { return; } if (!labels) { this._pageLabels = null; } else if (!(labels instanceof Array && this.pdfDocument.numPages === labels.length)) { this._pageLabels = null; console.error('PDFViewer_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); } }, _resetView: 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.viewer.textContent = ''; }, _scrollUpdate: function PDFViewer_scrollUpdate() { if (this.pagesCount === 0) { return; } this.update(); for (var i = 0, ii = this._pages.length; i < ii; i++) { this._pages[i].updatePosition(); } }, _setScaleDispatchEvent: function pdfViewer_setScaleDispatchEvent(newScale, newValue, preset) { var arg = { source: this, scale: newScale, presetValue: preset ? newValue : undefined }; this.eventBus.dispatch('scalechanging', arg); this.eventBus.dispatch('scalechange', arg); }, _setScaleUpdatePages: function pdfViewer_setScaleUpdatePages(newScale, newValue, noScroll, preset) { this._currentScaleValue = newValue.toString(); if (isSameScale(this._currentScale, newScale)) { if (preset) { this._setScaleDispatchEvent(newScale, newValue, true); } return; } for (var i = 0, ii = this._pages.length; i < ii; i++) { this._pages[i].update(newScale); } this._currentScale = newScale; if (!noScroll) { var page = this._currentPageNumber, dest; if (this._location && !_pdfjs.PDFJS.ignoreCurrentPositionOnZoom && !(this.isInPresentationMode || this.isChangingPresentationMode)) { page = this._location.pageNumber; dest = [null, { name: 'XYZ' }, this._location.left, this._location.top, null]; } this.scrollPageIntoView({ pageNumber: page, destArray: dest, allowNegativeOffset: true }); } this._setScaleDispatchEvent(newScale, newValue, preset); if (this.defaultRenderingQueue) { this.update(); } }, _setScale: function PDFViewer_setScale(value, noScroll) { 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 hPadding = this.isInPresentationMode || this.removePageBorders ? 0 : _ui_utils.SCROLLBAR_PADDING; var vPadding = this.isInPresentationMode || this.removePageBorders ? 0 : _ui_utils.VERTICAL_PADDING; 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 isLandscape = currentPage.width > currentPage.height; var horizontalScale = isLandscape ? Math.min(pageHeightScale, pageWidthScale) : pageWidthScale; scale = Math.min(_ui_utils.MAX_AUTO_SCALE, horizontalScale); break; default: console.error('PDFViewer_setScale: "' + value + '" is an unknown zoom value.'); return; } this._setScaleUpdatePages(scale, value, noScroll, true); } }, _resetCurrentPageView: function _resetCurrentPageView() { if (this.isInPresentationMode) { this._setScale(this._currentScaleValue, true); } var pageView = this._pages[this._currentPageNumber - 1]; (0, _ui_utils.scrollIntoView)(pageView.div); }, scrollPageIntoView: function PDFViewer_scrollPageIntoView(params) { if (!this.pdfDocument) { return; } if (arguments.length > 1 || typeof params === 'number') { console.warn('Call of scrollPageIntoView() with obsolete signature.'); var paramObj = {}; if (typeof params === 'number') { paramObj.pageNumber = params; } if (arguments[1] instanceof Array) { paramObj.destArray = arguments[1]; } params = paramObj; } var pageNumber = params.pageNumber || 0; var dest = params.destArray || null; var allowNegativeOffset = params.allowNegativeOffset || false; if (this.isInPresentationMode || !dest) { this._setCurrentPageNumber(pageNumber, true); return; } var pageView = this._pages[pageNumber - 1]; if (!pageView) { console.error('PDFViewer_scrollPageIntoView: ' + 'Invalid "pageNumber" parameter.'); 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 (dest[1].name) { case 'XYZ': x = dest[2]; y = dest[3]; scale = dest[4]; x = x !== null ? x : 0; y = y !== null ? y : pageHeight; break; case 'Fit': case 'FitB': scale = 'page-fit'; break; case 'FitH': case 'FitBH': y = dest[2]; scale = 'page-width'; if (y === null && this._location) { x = this._location.left; y = this._location.top; } break; case 'FitV': case 'FitBV': x = dest[2]; width = pageWidth; height = pageHeight; scale = 'page-height'; break; case 'FitR': x = dest[2]; y = dest[3]; width = dest[4] - x; height = dest[5] - y; var hPadding = this.removePageBorders ? 0 : _ui_utils.SCROLLBAR_PADDING; var vPadding = this.removePageBorders ? 0 : _ui_utils.VERTICAL_PADDING; widthScale = (this.container.clientWidth - hPadding) / width / _ui_utils.CSS_UNITS; heightScale = (this.container.clientHeight - vPadding) / height / _ui_utils.CSS_UNITS; scale = Math.min(Math.abs(widthScale), Math.abs(heightScale)); break; default: console.error('PDFViewer_scrollPageIntoView: \'' + dest[1].name + '\' is not a valid destination type.'); return; } if (scale && scale !== this._currentScale) { this.currentScaleValue = scale; } else if (this._currentScale === _ui_utils.UNKNOWN_SCALE) { this.currentScaleValue = _ui_utils.DEFAULT_SCALE_VALUE; } if (scale === 'page-fit' && !dest[4]) { (0, _ui_utils.scrollIntoView)(pageView.div); 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); } (0, _ui_utils.scrollIntoView)(pageView.div, { left: left, top: top }); }, _updateLocation: 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, pdfOpenParams: pdfOpenParams }; }, update: function PDFViewer_update() { var visible = this._getVisiblePages(); var visiblePages = visible.views; if (visiblePages.length === 0) { return; } var suggestedCacheSize = Math.max(DEFAULT_CACHE_SIZE, 2 * visiblePages.length + 1); this._buffer.resize(suggestedCacheSize); this.renderingQueue.renderHighestPriority(visible); var currentId = this._currentPageNumber; var firstPage = visible.first; for (var i = 0, ii = visiblePages.length, stillFullyVisible = false; i < ii; ++i) { var page = visiblePages[i]; if (page.percent < 100) { break; } if (page.id === currentId) { stillFullyVisible = true; break; } } if (!stillFullyVisible) { currentId = visiblePages[0].id; } if (!this.isInPresentationMode) { this._setCurrentPageNumber(currentId); } this._updateLocation(firstPage); this.eventBus.dispatch('updateviewarea', { source: this, location: this._location }); }, containsElement: function containsElement(element) { return this.container.contains(element); }, focus: function focus() { this.container.focus(); }, get isInPresentationMode() { return this.presentationModeState === PresentationModeState.FULLSCREEN; }, get isChangingPresentationMode() { return this.presentationModeState === PresentationModeState.CHANGING; }, get isHorizontalScrollbarEnabled() { return this.isInPresentationMode ? false : this.container.scrollWidth > this.container.clientWidth; }, _getVisiblePages: function _getVisiblePages() { if (!this.isInPresentationMode) { return (0, _ui_utils.getVisibleElements)(this.container, this._pages, true); } var visible = []; var currentPage = this._pages[this._currentPageNumber - 1]; visible.push({ id: currentPage.id, view: currentPage }); return { first: currentPage, last: currentPage, views: visible }; }, cleanup: 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(); } } }, _cancelRendering: function PDFViewer_cancelRendering() { for (var i = 0, ii = this._pages.length; i < ii; i++) { if (this._pages[i]) { this._pages[i].cancelRendering(); } } }, _ensurePdfPageLoaded: function _ensurePdfPageLoaded(pageView) { var _this2 = 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); } _this2._pagesRequests[pageNumber] = null; return pdfPage; }); this._pagesRequests[pageNumber] = promise; return promise; }, forceRendering: function forceRendering(currentlyVisiblePages) { var _this3 = this; var visiblePages = currentlyVisiblePages || this._getVisiblePages(); var pageView = this.renderingQueue.getHighestPriority(visiblePages, this._pages, this.scroll.down); if (pageView) { this._ensurePdfPageLoaded(pageView).then(function () { _this3.renderingQueue.renderView(pageView); }); return true; } return false; }, getPageTextContent: function getPageTextContent(pageIndex) { return this.pdfDocument.getPage(pageIndex + 1).then(function (page) { return page.getTextContent({ normalizeWhitespace: true }); }); }, createTextLayerBuilder: 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 }); }, createAnnotationLayerBuilder: function createAnnotationLayerBuilder(pageDiv, pdfPage) { var renderInteractiveForms = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false; return new _annotation_layer_builder.AnnotationLayerBuilder({ pageDiv: pageDiv, pdfPage: pdfPage, renderInteractiveForms: renderInteractiveForms, linkService: this.linkService, downloadManager: this.downloadManager }); }, setFindController: function setFindController(findController) { this.findController = findController; }, getPagesOverview: function getPagesOverview() { var pagesOverview = this._pages.map(function (pageView) { var viewport = pageView.pdfPage.getViewport(1); return { width: viewport.width, height: viewport.height, rotation: viewport.rotation }; }); if (!this.enablePrintAutoRotate) { return pagesOverview; } var isFirstPagePortrait = isPortraitOrientation(pagesOverview[0]); return pagesOverview.map(function (size) { if (isFirstPagePortrait === isPortraitOrientation(size)) { return size; } return { width: size.height, height: size.width, rotation: (size.rotation + 90) % 360 }; }); } }; return PDFViewer; }(); exports.PresentationModeState = PresentationModeState; exports.PDFViewer = PDFViewer; /***/ }), /* 12 */ /***/ (function(module, exports, __w_pdfjs_require__) { "use strict"; var pdfjsLib = __w_pdfjs_require__(0); var pdfjsWebPDFViewer = __w_pdfjs_require__(11); var pdfjsWebPDFPageView = __w_pdfjs_require__(5); var pdfjsWebPDFLinkService = __w_pdfjs_require__(3); var pdfjsWebTextLayerBuilder = __w_pdfjs_require__(6); var pdfjsWebAnnotationLayerBuilder = __w_pdfjs_require__(4); var pdfjsWebPDFHistory = __w_pdfjs_require__(10); var pdfjsWebPDFFindController = __w_pdfjs_require__(9); var pdfjsWebUIUtils = __w_pdfjs_require__(1); var pdfjsWebDownloadManager = __w_pdfjs_require__(8); var PDFJS = pdfjsLib.PDFJS; PDFJS.PDFViewer = pdfjsWebPDFViewer.PDFViewer; PDFJS.PDFPageView = pdfjsWebPDFPageView.PDFPageView; PDFJS.PDFLinkService = pdfjsWebPDFLinkService.PDFLinkService; PDFJS.TextLayerBuilder = pdfjsWebTextLayerBuilder.TextLayerBuilder; PDFJS.DefaultTextLayerFactory = pdfjsWebTextLayerBuilder.DefaultTextLayerFactory; PDFJS.AnnotationLayerBuilder = pdfjsWebAnnotationLayerBuilder.AnnotationLayerBuilder; PDFJS.DefaultAnnotationLayerFactory = pdfjsWebAnnotationLayerBuilder.DefaultAnnotationLayerFactory; PDFJS.PDFHistory = pdfjsWebPDFHistory.PDFHistory; PDFJS.PDFFindController = pdfjsWebPDFFindController.PDFFindController; PDFJS.EventBus = pdfjsWebUIUtils.EventBus; PDFJS.DownloadManager = pdfjsWebDownloadManager.DownloadManager; PDFJS.ProgressBar = pdfjsWebUIUtils.ProgressBar; exports.PDFJS = PDFJS; /***/ }) /******/ ]); }); //# sourceMappingURL=pdf_viewer.js.map