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Merge pull request #8203 from Snuffleupagus/es6-modules-web

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Convert the files in the `/web` folder to ES6 modules
This commit is contained in:
Yury Delendik 2017-04-13 11:16:27 -05:00 committed by GitHub
commit 74b31ab18f
33 changed files with 1671 additions and 2115 deletions
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32
web/annotation_layer_builder.js
View File

@ -13,24 +13,9 @@
* limitations under the License.
*/
'use strict';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/annotation_layer_builder', ['exports',
'pdfjs-web/ui_utils', 'pdfjs-web/pdf_link_service',
'pdfjs-web/pdfjs'], factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./ui_utils.js'),
require('./pdf_link_service.js'), require('./pdfjs.js'));
} else {
factory((root.pdfjsWebAnnotationLayerBuilder = {}), root.pdfjsWebUIUtils,
root.pdfjsWebPDFLinkService, root.pdfjsWebPDFJS);
}
}(this, function (exports, uiUtils, pdfLinkService, pdfjsLib) {
var mozL10n = uiUtils.mozL10n;
var SimpleLinkService = pdfLinkService.SimpleLinkService;
import { AnnotationLayer } from 'pdfjs-web/pdfjs';
import { mozL10n } from 'pdfjs-web/ui_utils';
import { SimpleLinkService } from 'pdfjs-web/pdf_link_service';
/**
* @typedef {Object} AnnotationLayerBuilderOptions
@ -87,7 +72,7 @@ var AnnotationLayerBuilder = (function AnnotationLayerBuilderClosure() {
if (self.div) {
// If an annotationLayer already exists, refresh its children's
// transformation matrices.
pdfjsLib.AnnotationLayer.update(parameters);
AnnotationLayer.update(parameters);
} else {
// Create an annotation layer div and render the annotations
// if there is at least one annotation.
@ -100,7 +85,7 @@ var AnnotationLayerBuilder = (function AnnotationLayerBuilderClosure() {
self.pageDiv.appendChild(self.div);
parameters.div = self.div;
pdfjsLib.AnnotationLayer.render(parameters);
AnnotationLayer.render(parameters);
if (typeof mozL10n !== 'undefined') {
mozL10n.translate(self.div);
}
@ -142,6 +127,7 @@ DefaultAnnotationLayerFactory.prototype = {
}
};
exports.AnnotationLayerBuilder = AnnotationLayerBuilder;
exports.DefaultAnnotationLayerFactory = DefaultAnnotationLayerFactory;
}));
export {
AnnotationLayerBuilder,
DefaultAnnotationLayerFactory,
};

183
web/app.js
View File

@ -14,95 +14,38 @@
*/
/* globals PDFBug, Stats */
'use strict';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/app', ['exports', 'pdfjs-web/ui_utils',
'pdfjs-web/download_manager', 'pdfjs-web/pdf_history',
'pdfjs-web/preferences', 'pdfjs-web/pdf_sidebar',
'pdfjs-web/view_history', 'pdfjs-web/pdf_thumbnail_viewer',
'pdfjs-web/toolbar', 'pdfjs-web/secondary_toolbar',
'pdfjs-web/password_prompt', 'pdfjs-web/pdf_presentation_mode',
'pdfjs-web/pdf_document_properties', 'pdfjs-web/hand_tool',
'pdfjs-web/pdf_viewer', 'pdfjs-web/pdf_rendering_queue',
'pdfjs-web/pdf_link_service', 'pdfjs-web/pdf_outline_viewer',
'pdfjs-web/overlay_manager', 'pdfjs-web/pdf_attachment_viewer',
'pdfjs-web/pdf_find_controller', 'pdfjs-web/pdf_find_bar',
'pdfjs-web/dom_events', 'pdfjs-web/pdfjs'],
factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./ui_utils.js'), require('./download_manager.js'),
require('./pdf_history.js'), require('./preferences.js'),
require('./pdf_sidebar.js'), require('./view_history.js'),
require('./pdf_thumbnail_viewer.js'), require('./toolbar.js'),
require('./secondary_toolbar.js'), require('./password_prompt.js'),
require('./pdf_presentation_mode.js'),
require('./pdf_document_properties.js'), require('./hand_tool.js'),
require('./pdf_viewer.js'), require('./pdf_rendering_queue.js'),
require('./pdf_link_service.js'), require('./pdf_outline_viewer.js'),
require('./overlay_manager.js'), require('./pdf_attachment_viewer.js'),
require('./pdf_find_controller.js'), require('./pdf_find_bar.js'),
require('./dom_events.js'), require('./pdfjs.js'));
} else {
factory((root.pdfjsWebApp = {}), root.pdfjsWebUIUtils,
root.pdfjsWebDownloadManager, root.pdfjsWebPDFHistory,
root.pdfjsWebPreferences, root.pdfjsWebPDFSidebar,
root.pdfjsWebViewHistory, root.pdfjsWebPDFThumbnailViewer,
root.pdfjsWebToolbar, root.pdfjsWebSecondaryToolbar,
root.pdfjsWebPasswordPrompt, root.pdfjsWebPDFPresentationMode,
root.pdfjsWebPDFDocumentProperties, root.pdfjsWebHandTool,
root.pdfjsWebPDFViewer, root.pdfjsWebPDFRenderingQueue,
root.pdfjsWebPDFLinkService, root.pdfjsWebPDFOutlineViewer,
root.pdfjsWebOverlayManager, root.pdfjsWebPDFAttachmentViewer,
root.pdfjsWebPDFFindController, root.pdfjsWebPDFFindBar,
root.pdfjsWebDOMEvents, root.pdfjsWebPDFJS);
}
}(this, function (exports, uiUtilsLib, downloadManagerLib, pdfHistoryLib,
preferencesLib, pdfSidebarLib, viewHistoryLib,
pdfThumbnailViewerLib, toolbarLib, secondaryToolbarLib,
passwordPromptLib, pdfPresentationModeLib,
pdfDocumentPropertiesLib, handToolLib, pdfViewerLib,
pdfRenderingQueueLib, pdfLinkServiceLib, pdfOutlineViewerLib,
overlayManagerLib, pdfAttachmentViewerLib,
pdfFindControllerLib, pdfFindBarLib, domEventsLib, pdfjsLib) {
var UNKNOWN_SCALE = uiUtilsLib.UNKNOWN_SCALE;
var DEFAULT_SCALE_VALUE = uiUtilsLib.DEFAULT_SCALE_VALUE;
var MIN_SCALE = uiUtilsLib.MIN_SCALE;
var MAX_SCALE = uiUtilsLib.MAX_SCALE;
var ProgressBar = uiUtilsLib.ProgressBar;
var getPDFFileNameFromURL = uiUtilsLib.getPDFFileNameFromURL;
var noContextMenuHandler = uiUtilsLib.noContextMenuHandler;
var mozL10n = uiUtilsLib.mozL10n;
var parseQueryString = uiUtilsLib.parseQueryString;
var PDFHistory = pdfHistoryLib.PDFHistory;
var Preferences = preferencesLib.Preferences;
var SidebarView = pdfSidebarLib.SidebarView;
var PDFSidebar = pdfSidebarLib.PDFSidebar;
var ViewHistory = viewHistoryLib.ViewHistory;
var PDFThumbnailViewer = pdfThumbnailViewerLib.PDFThumbnailViewer;
var Toolbar = toolbarLib.Toolbar;
var SecondaryToolbar = secondaryToolbarLib.SecondaryToolbar;
var PasswordPrompt = passwordPromptLib.PasswordPrompt;
var PDFPresentationMode = pdfPresentationModeLib.PDFPresentationMode;
var PDFDocumentProperties = pdfDocumentPropertiesLib.PDFDocumentProperties;
var HandTool = handToolLib.HandTool;
var PresentationModeState = pdfViewerLib.PresentationModeState;
var PDFViewer = pdfViewerLib.PDFViewer;
var RenderingStates = pdfRenderingQueueLib.RenderingStates;
var PDFRenderingQueue = pdfRenderingQueueLib.PDFRenderingQueue;
var PDFLinkService = pdfLinkServiceLib.PDFLinkService;
var PDFOutlineViewer = pdfOutlineViewerLib.PDFOutlineViewer;
var OverlayManager = overlayManagerLib.OverlayManager;
var PDFAttachmentViewer = pdfAttachmentViewerLib.PDFAttachmentViewer;
var PDFFindController = pdfFindControllerLib.PDFFindController;
var PDFFindBar = pdfFindBarLib.PDFFindBar;
var getGlobalEventBus = domEventsLib.getGlobalEventBus;
var normalizeWheelEventDelta = uiUtilsLib.normalizeWheelEventDelta;
var animationStarted = uiUtilsLib.animationStarted;
var localized = uiUtilsLib.localized;
var RendererType = uiUtilsLib.RendererType;
import {
animationStarted, DEFAULT_SCALE_VALUE, getPDFFileNameFromURL, localized,
MAX_SCALE, MIN_SCALE, mozL10n, noContextMenuHandler, normalizeWheelEventDelta,
parseQueryString, ProgressBar, RendererType, UNKNOWN_SCALE
} from 'pdfjs-web/ui_utils';
import {
build, createBlob, getDocument, getFilenameFromUrl, InvalidPDFException,
MissingPDFException, OPS, PDFJS, shadow, UnexpectedResponseException,
UNSUPPORTED_FEATURES, version,
} from 'pdfjs-web/pdfjs';
import {
PDFRenderingQueue, RenderingStates
} from 'pdfjs-web/pdf_rendering_queue';
import { PDFSidebar, SidebarView } from 'pdfjs-web/pdf_sidebar';
import { PDFViewer, PresentationModeState } from 'pdfjs-web/pdf_viewer';
import { getGlobalEventBus } from 'pdfjs-web/dom_events';
import { HandTool } from 'pdfjs-web/hand_tool';
import { OverlayManager } from 'pdfjs-web/overlay_manager';
import { PasswordPrompt } from 'pdfjs-web/password_prompt';
import { PDFAttachmentViewer } from 'pdfjs-web/pdf_attachment_viewer';
import { PDFDocumentProperties } from 'pdfjs-web/pdf_document_properties';
import { PDFFindBar } from 'pdfjs-web/pdf_find_bar';
import { PDFFindController } from 'pdfjs-web/pdf_find_controller';
import { PDFHistory } from 'pdfjs-web/pdf_history';
import { PDFLinkService } from 'pdfjs-web/pdf_link_service';
import { PDFOutlineViewer } from 'pdfjs-web/pdf_outline_viewer';
import { PDFPresentationMode } from 'pdfjs-web/pdf_presentation_mode';
import { PDFThumbnailViewer } from 'pdfjs-web/pdf_thumbnail_viewer';
import { Preferences } from 'pdfjs-web/preferences';
import { SecondaryToolbar } from 'pdfjs-web/secondary_toolbar';
import { Toolbar } from 'pdfjs-web/toolbar';
import { ViewHistory } from 'pdfjs-web/view_history';
var DEFAULT_SCALE_DELTA = 1.1;
var DISABLE_AUTO_FETCH_LOADING_BAR_TIMEOUT = 5000;
@ -124,13 +67,13 @@ function configure(PDFJS) {
}
}
var DefaultExernalServices = {
var DefaultExternalServices = {
updateFindControlState: function (data) {},
initPassiveLoading: function (callbacks) {},
fallback: function (data, callback) {},
reportTelemetry: function (data) {},
createDownloadManager: function () {
return new downloadManagerLib.DownloadManager();
throw new Error('Not implemented: createDownloadManager');
},
supportsIntegratedFind: false,
supportsDocumentFonts: true,
@ -196,12 +139,11 @@ var PDFViewerApplication = {
isViewerEmbedded: (window.parent !== window),
url: '',
baseUrl: '',
externalServices: DefaultExernalServices,
externalServices: DefaultExternalServices,
// called once when the document is loaded
initialize: function pdfViewInitialize(appConfig) {
var self = this;
var PDFJS = pdfjsLib.PDFJS;
Preferences.initialize();
this.preferences = Preferences;
@ -240,7 +182,6 @@ var PDFViewerApplication = {
*/
_readPreferences: function () {
var self = this;
var PDFJS = pdfjsLib.PDFJS;
return Promise.all([
Preferences.get('enableWebGL').then(function resolved(value) {
@ -506,11 +447,11 @@ var PDFViewerApplication = {
support = false;
}
}
if (support && pdfjsLib.PDFJS.disableFullscreen === true) {
if (support && PDFJS.disableFullscreen === true) {
support = false;
}
return pdfjsLib.shadow(this, 'supportsFullscreen', support);
return shadow(this, 'supportsFullscreen', support);
},
get supportsIntegratedFind() {
@ -528,7 +469,7 @@ var PDFViewerApplication = {
get loadingBar() {
var bar = new ProgressBar('#loadingBar', {});
return pdfjsLib.shadow(this, 'loadingBar', bar);
return shadow(this, 'loadingBar', bar);
},
get supportedMouseWheelZoomModifierKeys() {
@ -578,7 +519,7 @@ var PDFViewerApplication = {
var title = getPDFFileNameFromURL(url, '');
if (!title) {
try {
title = decodeURIComponent(pdfjsLib.getFilenameFromUrl(url)) || url;
title = decodeURIComponent(getFilenameFromUrl(url)) || url;
} catch (e) {
// decodeURIComponent may throw URIError,
// fall back to using the unprocessed url in that case
@ -693,7 +634,7 @@ var PDFViewerApplication = {
var self = this;
self.downloadComplete = false;
var loadingTask = pdfjsLib.getDocument(parameters);
var loadingTask = getDocument(parameters);
this.pdfLoadingTask = loadingTask;
loadingTask.onPassword = function passwordNeeded(updateCallback, reason) {
@ -717,15 +658,15 @@ var PDFViewerApplication = {
var loadingErrorMessage = mozL10n.get('loading_error', null,
'An error occurred while loading the PDF.');
if (exception instanceof pdfjsLib.InvalidPDFException) {
if (exception instanceof InvalidPDFException) {
// change error message also for other builds
loadingErrorMessage = mozL10n.get('invalid_file_error', null,
'Invalid or corrupted PDF file.');
} else if (exception instanceof pdfjsLib.MissingPDFException) {
} else if (exception instanceof MissingPDFException) {
// special message for missing PDF's
loadingErrorMessage = mozL10n.get('missing_file_error', null,
'Missing PDF file.');
} else if (exception instanceof pdfjsLib.UnexpectedResponseException) {
} else if (exception instanceof UnexpectedResponseException) {
loadingErrorMessage = mozL10n.get('unexpected_response_error', null,
'Unexpected server response.');
}
@ -768,7 +709,7 @@ var PDFViewerApplication = {
this.pdfDocument.getData().then(
function getDataSuccess(data) {
var blob = pdfjsLib.createBlob(data, 'application/pdf');
var blob = createBlob(data, 'application/pdf');
downloadManager.download(blob, url, filename);
},
downloadByUrl // Error occurred try downloading with just the url.
@ -805,7 +746,7 @@ var PDFViewerApplication = {
*/
error: function pdfViewError(message, moreInfo) {
var moreInfoText = mozL10n.get('error_version_info',
{version: pdfjsLib.version || '?', build: pdfjsLib.build || '?'},
{version: version || '?', build: build || '?'},
'PDF.js v{{version}} (build: {{build}})') + '\n';
if (moreInfo) {
moreInfoText +=
@ -883,7 +824,7 @@ var PDFViewerApplication = {
// the loading bar will not be completely filled, nor will it be hidden.
// To prevent displaying a partially filled loading bar permanently, we
// hide it when no data has been loaded during a certain amount of time.
if (pdfjsLib.PDFJS.disableAutoFetch && percent) {
if (PDFJS.disableAutoFetch && percent) {
if (this.disableAutoFetchLoadingBarTimeout) {
clearTimeout(this.disableAutoFetchLoadingBarTimeout);
this.disableAutoFetchLoadingBarTimeout = null;
@ -946,7 +887,7 @@ var PDFViewerApplication = {
self.loadingBar.setWidth(self.appConfig.viewerContainer);
if (!pdfjsLib.PDFJS.disableHistory && !self.isViewerEmbedded) {
if (!PDFJS.disableHistory && !self.isViewerEmbedded) {
// The browsing history is only enabled when the viewer is standalone,
// i.e. not when it is embedded in a web page.
if (!self.viewerPrefs['showPreviousViewOnLoad']) {
@ -1050,7 +991,7 @@ var PDFViewerApplication = {
pdfDocument.getJavaScript().then(function(javaScript) {
if (javaScript.length) {
console.warn('Warning: JavaScript is not supported');
self.fallback(pdfjsLib.UNSUPPORTED_FEATURES.javaScript);
self.fallback(UNSUPPORTED_FEATURES.javaScript);
}
// Hack to support auto printing.
var regex = /\bprint\s*\(/;
@ -1085,8 +1026,8 @@ var PDFViewerApplication = {
console.log('PDF ' + pdfDocument.fingerprint + ' [' +
info.PDFFormatVersion + ' ' + (info.Producer || '-').trim() +
' / ' + (info.Creator || '-').trim() + ']' +
' (PDF.js: ' + (pdfjsLib.version || '-') +
(!pdfjsLib.PDFJS.disableWebGL ? ' [WebGL]' : '') + ')');
' (PDF.js: ' + (version || '-') +
(!PDFJS.disableWebGL ? ' [WebGL]' : '') + ')');
var pdfTitle;
if (metadata && metadata.has('dc:title')) {
@ -1107,7 +1048,7 @@ var PDFViewerApplication = {
if (info.IsAcroFormPresent) {
console.warn('Warning: AcroForm/XFA is not supported');
self.fallback(pdfjsLib.UNSUPPORTED_FEATURES.forms);
self.fallback(UNSUPPORTED_FEATURES.forms);
}
if (typeof PDFJSDev !== 'undefined' &&
@ -1390,7 +1331,10 @@ function loadAndEnablePDFBug(enabledTabs) {
script.src = appConfig.debuggerScriptPath;
script.onload = function () {
PDFBug.enable(enabledTabs);
PDFBug.init(pdfjsLib, appConfig.mainContainer);
PDFBug.init({
PDFJS,
OPS,
}, appConfig.mainContainer);
resolve();
};
script.onerror = function () {
@ -1436,8 +1380,6 @@ function webViewerInitialized() {
appConfig.secondaryToolbar.openFileButton.setAttribute('hidden', 'true');
}
var PDFJS = pdfjsLib.PDFJS;
if ((typeof PDFJSDev === 'undefined' || !PDFJSDev.test('PRODUCTION')) ||
PDFViewerApplication.viewerPrefs['pdfBugEnabled']) {
// Special debugging flags in the hash section of the URL.
@ -1616,7 +1558,7 @@ function webViewerPageRendered(e) {
thumbnailView.setImage(pageView);
}
if (pdfjsLib.PDFJS.pdfBug && Stats.enabled && pageView.stats) {
if (PDFJS.pdfBug && Stats.enabled && pageView.stats) {
Stats.add(pageNumber, pageView.stats);
}
@ -1781,7 +1723,7 @@ if (typeof PDFJSDev === 'undefined' || PDFJSDev.test('GENERIC')) {
webViewerFileInputChange = function webViewerFileInputChange(e) {
var file = e.fileInput.files[0];
if (!pdfjsLib.PDFJS.disableCreateObjectURL &&
if (!PDFJS.disableCreateObjectURL &&
typeof URL !== 'undefined' && URL.createObjectURL) {
PDFViewerApplication.open(URL.createObjectURL(file));
} else {
@ -1904,7 +1846,7 @@ function webViewerPageChanging(e) {
}
// we need to update stats
if (pdfjsLib.PDFJS.pdfBug && Stats.enabled) {
if (PDFJS.pdfBug && Stats.enabled) {
var pageView = PDFViewerApplication.pdfViewer.getPageView(page - 1);
if (pageView.stats) {
Stats.add(page, pageView.stats);
@ -2269,7 +2211,8 @@ var PDFPrintServiceFactory = {
}
};
exports.PDFViewerApplication = PDFViewerApplication;
exports.DefaultExernalServices = DefaultExernalServices;
exports.PDFPrintServiceFactory = PDFPrintServiceFactory;
}));
export {
PDFViewerApplication,
DefaultExternalServices,
PDFPrintServiceFactory,
};

627
web/chromecom.js
View File

@ -14,350 +14,335 @@
*/
/* globals chrome */
'use strict';
import { DefaultExternalServices, PDFViewerApplication } from 'pdfjs-web/app';
import { OverlayManager } from 'pdfjs-web/overlay_manager';
import { PDFJS } from 'pdfjs-web/pdfjs';
import { Preferences } from 'pdfjs-web/preferences';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/chromecom', ['exports', 'pdfjs-web/app',
'pdfjs-web/overlay_manager', 'pdfjs-web/preferences', 'pdfjs-web/pdfjs'],
factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./app.js'), require('./overlay_manager.js'),
require('./preferences.js'), require('./pdfjs.js'));
if (typeof PDFJSDev === 'undefined' || !PDFJSDev.test('CHROME')) {
throw new Error('Module "pdfjs-web/chromecom" shall not be used outside ' +
'CHROME build.');
}
var ChromeCom = {};
/**
* Creates an event that the extension is listening for and will
* asynchronously respond by calling the callback.
*
* @param {String} action The action to trigger.
* @param {String} data Optional data to send.
* @param {Function} callback Optional response callback that will be called
* with one data argument. When the request cannot be handled, the callback
* is immediately invoked with no arguments.
*/
ChromeCom.request = function ChromeCom_request(action, data, callback) {
var message = {
action: action,
data: data
};
if (!chrome.runtime) {
console.error('chrome.runtime is undefined.');
if (callback) {
callback();
}
} else if (callback) {
chrome.runtime.sendMessage(message, callback);
} else {
factory((root.pdfjsWebChromeCom = {}), root.pdfjsWebApp,
root.pdfjsWebOverlayManager, root.pdfjsWebPreferences,
root.pdfjsWebPDFJS);
chrome.runtime.sendMessage(message);
}
}(this, function (exports, app, overlayManager, preferences, pdfjsLib) {
if (typeof PDFJSDev === 'undefined' || !PDFJSDev.test('CHROME')) {
throw new Error('Module "pdfjs-web/chromecom" shall not be used outside ' +
'CHROME build.');
};
/**
* Resolves a PDF file path and attempts to detects length.
*
* @param {String} file Absolute URL of PDF file.
* @param {Function} callback A callback with resolved URL and file length.
*/
ChromeCom.resolvePDFFile = function ChromeCom_resolvePDFFile(file, callback) {
// Expand drive:-URLs to filesystem URLs (Chrome OS)
file = file.replace(/^drive:/i,
'filesystem:' + location.origin + '/external/');
if (/^filesystem:/.test(file) && !PDFJS.disableWorker) {
// The security origin of filesystem:-URLs are not preserved when the
// URL is passed to a Web worker, (http://crbug.com/362061), so we have
// to create an intermediate blob:-URL as a work-around.
var resolveLocalFileSystemURL = window.resolveLocalFileSystemURL ||
window.webkitResolveLocalFileSystemURL;
resolveLocalFileSystemURL(file, function onResolvedFSURL(fileEntry) {
fileEntry.file(function(fileObject) {
var blobUrl = URL.createObjectURL(fileObject);
callback(blobUrl, fileObject.size);
});
}, function onFileSystemError(error) {
// This should not happen. When it happens, just fall back to the
// usual way of getting the File's data (via the Web worker).
console.warn('Cannot resolve file ' + file + ', ' + error.name + ' ' +
error.message);
callback(file);
});
return;
}
if (/^https?:/.test(file)) {
// Assumption: The file being opened is the file that was requested.
// There is no UI to input a different URL, so this assumption will hold
// for now.
setReferer(file, function() {
callback(file);
});
return;
}
if (/^file?:/.test(file)) {
getEmbedderOrigin(function(origin) {
// If the origin cannot be determined, let Chrome decide whether to
// allow embedding files. Otherwise, only allow local files to be
// embedded from local files or Chrome extensions.
// Even without this check, the file load in frames is still blocked,
// but this may change in the future (https://crbug.com/550151).
if (origin && !/^file:|^chrome-extension:/.test(origin)) {
PDFViewerApplication.error('Blocked ' + origin + ' from loading ' +
file + '. Refused to load a local file in a non-local page ' +
'for security reasons.');
return;
}
isAllowedFileSchemeAccess(function(isAllowedAccess) {
if (isAllowedAccess) {
callback(file);
} else {
requestAccessToLocalFile(file);
}
});
});
return;
}
callback(file);
};
var PDFViewerApplication = app.PDFViewerApplication;
var DefaultExernalServices = app.DefaultExernalServices;
var OverlayManager = overlayManager.OverlayManager;
var Preferences = preferences.Preferences;
function getEmbedderOrigin(callback) {
var origin = window === top ? location.origin : location.ancestorOrigins[0];
if (origin === 'null') {
// file:-URLs, data-URLs, sandboxed frames, etc.
getParentOrigin(callback);
} else {
callback(origin);
}
}
var ChromeCom = {};
/**
* Creates an event that the extension is listening for and will
* asynchronously respond by calling the callback.
*
* @param {String} action The action to trigger.
* @param {String} data Optional data to send.
* @param {Function} callback Optional response callback that will be called
* with one data argument. When the request cannot be handled, the callback
* is immediately invoked with no arguments.
*/
ChromeCom.request = function ChromeCom_request(action, data, callback) {
var message = {
action: action,
data: data
function getParentOrigin(callback) {
ChromeCom.request('getParentOrigin', null, callback);
}
function isAllowedFileSchemeAccess(callback) {
ChromeCom.request('isAllowedFileSchemeAccess', null, callback);
}
function isRuntimeAvailable() {
try {
// When the extension is reloaded, the extension runtime is destroyed and
// the extension APIs become unavailable.
if (chrome.runtime && chrome.runtime.getManifest()) {
return true;
}
} catch (e) {}
return false;
}
function reloadIfRuntimeIsUnavailable() {
if (!isRuntimeAvailable()) {
location.reload();
}
}
var chromeFileAccessOverlayPromise;
function requestAccessToLocalFile(fileUrl) {
var onCloseOverlay = null;
if (top !== window) {
// When the extension reloads after receiving new permissions, the pages
// have to be reloaded to restore the extension runtime. Auto-reload
// frames, because users should not have to reload the whole page just to
// update the viewer.
// Top-level frames are closed by Chrome upon reload, so there is no need
// for detecting unload of the top-level frame. Should this ever change
// (crbug.com/511670), then the user can just reload the tab.
window.addEventListener('focus', reloadIfRuntimeIsUnavailable);
onCloseOverlay = function() {
window.removeEventListener('focus', reloadIfRuntimeIsUnavailable);
reloadIfRuntimeIsUnavailable();
OverlayManager.close('chromeFileAccessOverlay');
};
if (!chrome.runtime) {
console.error('chrome.runtime is undefined.');
if (callback) {
callback();
}
} else if (callback) {
chrome.runtime.sendMessage(message, callback);
} else {
chrome.runtime.sendMessage(message);
}
if (!chromeFileAccessOverlayPromise) {
chromeFileAccessOverlayPromise = OverlayManager.register(
'chromeFileAccessOverlay',
document.getElementById('chromeFileAccessOverlay'),
onCloseOverlay, true);
}
chromeFileAccessOverlayPromise.then(function() {
var iconPath = chrome.runtime.getManifest().icons[48];
document.getElementById('chrome-pdfjs-logo-bg').style.backgroundImage =
'url(' + chrome.runtime.getURL(iconPath) + ')';
// Use Chrome's definition of UI language instead of PDF.js's #lang=...,
// because the shown string should match the UI at chrome://extensions.
// These strings are from chrome/app/resources/generated_resources_*.xtb.
/* eslint-disable no-unexpected-multiline */
var i18nFileAccessLabel =
PDFJSDev.json('$ROOT/web/chrome-i18n-allow-access-to-file-urls.json')
[chrome.i18n.getUILanguage && chrome.i18n.getUILanguage()];
/* eslint-enable no-unexpected-multiline */
if (i18nFileAccessLabel) {
document.getElementById('chrome-file-access-label').textContent =
i18nFileAccessLabel;
}
};
/**
* Resolves a PDF file path and attempts to detects length.
*
* @param {String} file Absolute URL of PDF file.
* @param {Function} callback A callback with resolved URL and file length.
*/
ChromeCom.resolvePDFFile = function ChromeCom_resolvePDFFile(file, callback) {
// Expand drive:-URLs to filesystem URLs (Chrome OS)
file = file.replace(/^drive:/i,
'filesystem:' + location.origin + '/external/');
if (/^filesystem:/.test(file) && !pdfjsLib.PDFJS.disableWorker) {
// The security origin of filesystem:-URLs are not preserved when the
// URL is passed to a Web worker, (http://crbug.com/362061), so we have
// to create an intermediate blob:-URL as a work-around.
var resolveLocalFileSystemURL = window.resolveLocalFileSystemURL ||
window.webkitResolveLocalFileSystemURL;
resolveLocalFileSystemURL(file, function onResolvedFSURL(fileEntry) {
fileEntry.file(function(fileObject) {
var blobUrl = URL.createObjectURL(fileObject);
callback(blobUrl, fileObject.size);
});
}, function onFileSystemError(error) {
// This should not happen. When it happens, just fall back to the
// usual way of getting the File's data (via the Web worker).
console.warn('Cannot resolve file ' + file + ', ' + error.name + ' ' +
error.message);
callback(file);
var link = document.getElementById('chrome-link-to-extensions-page');
link.href = 'chrome://extensions/?id=' + chrome.runtime.id;
link.onclick = function(e) {
// Direct navigation to chrome:// URLs is blocked by Chrome, so we
// have to ask the background page to open chrome://extensions/?id=...
e.preventDefault();
// Open in the current tab by default, because toggling the file access
// checkbox causes the extension to reload, and Chrome will close all
// tabs upon reload.
ChromeCom.request('openExtensionsPageForFileAccess', {
newTab: e.ctrlKey || e.metaKey || e.button === 1 || window !== top
});
return;
}
if (/^https?:/.test(file)) {
// Assumption: The file being opened is the file that was requested.
// There is no UI to input a different URL, so this assumption will hold
// for now.
setReferer(file, function() {
callback(file);
});
return;
}
if (/^file?:/.test(file)) {
getEmbedderOrigin(function(origin) {
// If the origin cannot be determined, let Chrome decide whether to
// allow embedding files. Otherwise, only allow local files to be
// embedded from local files or Chrome extensions.
// Even without this check, the file load in frames is still blocked,
// but this may change in the future (https://crbug.com/550151).
if (origin && !/^file:|^chrome-extension:/.test(origin)) {
PDFViewerApplication.error('Blocked ' + origin + ' from loading ' +
file + '. Refused to load a local file in a non-local page ' +
'for security reasons.');
return;
}
isAllowedFileSchemeAccess(function(isAllowedAccess) {
if (isAllowedAccess) {
callback(file);
} else {
requestAccessToLocalFile(file);
}
});
});
return;
}
callback(file);
};
};
function getEmbedderOrigin(callback) {
var origin = window === top ? location.origin : location.ancestorOrigins[0];
if (origin === 'null') {
// file:-URLs, data-URLs, sandboxed frames, etc.
getParentOrigin(callback);
} else {
callback(origin);
}
}
// Show which file is being opened to help the user with understanding
// why this permission request is shown.
document.getElementById('chrome-url-of-local-file').textContent = fileUrl;
function getParentOrigin(callback) {
ChromeCom.request('getParentOrigin', null, callback);
}
OverlayManager.open('chromeFileAccessOverlay');
});
}
function isAllowedFileSchemeAccess(callback) {
ChromeCom.request('isAllowedFileSchemeAccess', null, callback);
}
function isRuntimeAvailable() {
try {
// When the extension is reloaded, the extension runtime is destroyed and
// the extension APIs become unavailable.
if (chrome.runtime && chrome.runtime.getManifest()) {
return true;
}
} catch (e) {}
return false;
}
function reloadIfRuntimeIsUnavailable() {
if (window === top) {
// Chrome closes all extension tabs (crbug.com/511670) when the extension
// reloads. To counter this, the tab URL and history state is saved to
// localStorage and restored by extension-router.js.
// Unfortunately, the window and tab index are not restored. And if it was
// the only tab in an incognito window, then the tab is not restored either.
addEventListener('unload', function() {
// If the runtime is still available, the unload is most likely a normal
// tab closure. Otherwise it is most likely an extension reload.
if (!isRuntimeAvailable()) {
location.reload();
localStorage.setItem(
'unload-' + Date.now() + '-' + document.hidden + '-' + location.href,
JSON.stringify(history.state));
}
});
}
// This port is used for several purposes:
// 1. When disconnected, the background page knows that the frame has unload.
// 2. When the referrer was saved in history.state.chromecomState, it is sent
// to the background page.
// 3. When the background page knows the referrer of the page, the referrer is
// saved in history.state.chromecomState.
var port;
// Set the referer for the given URL.
// 0. Background: If loaded via a http(s) URL: Save referer.
// 1. Page -> background: send URL and referer from history.state
// 2. Background: Bind referer to URL (via webRequest).
// 3. Background -> page: Send latest referer and save to history.
// 4. Page: Invoke callback.
function setReferer(url, callback) {
if (!port) {
// The background page will accept the port, and keep adding the Referer
// request header to requests to |url| until the port is disconnected.
port = chrome.runtime.connect({name: 'chromecom-referrer'});
}
port.onDisconnect.addListener(onDisconnect);
port.onMessage.addListener(onMessage);
// Initiate the information exchange.
port.postMessage({
referer: window.history.state && window.history.state.chromecomState,
requestUrl: url
});
var chromeFileAccessOverlayPromise;
function requestAccessToLocalFile(fileUrl) {
var onCloseOverlay = null;
if (top !== window) {
// When the extension reloads after receiving new permissions, the pages
// have to be reloaded to restore the extension runtime. Auto-reload
// frames, because users should not have to reload the whole page just to
// update the viewer.
// Top-level frames are closed by Chrome upon reload, so there is no need
// for detecting unload of the top-level frame. Should this ever change
// (crbug.com/511670), then the user can just reload the tab.
window.addEventListener('focus', reloadIfRuntimeIsUnavailable);
onCloseOverlay = function() {
window.removeEventListener('focus', reloadIfRuntimeIsUnavailable);
reloadIfRuntimeIsUnavailable();
OverlayManager.close('chromeFileAccessOverlay');
};
function onMessage(referer) {
if (referer) {
// The background extracts the Referer from the initial HTTP request for
// the PDF file. When the viewer is reloaded or when the user navigates
// back and forward, the background page will not observe a HTTP request
// with Referer. To make sure that the Referer is preserved, store it in
// history.state, which is preserved across reloads/navigations.
var state = window.history.state || {};
state.chromecomState = referer;
window.history.replaceState(state, '');
}
if (!chromeFileAccessOverlayPromise) {
chromeFileAccessOverlayPromise = OverlayManager.register(
'chromeFileAccessOverlay',
document.getElementById('chromeFileAccessOverlay'),
onCloseOverlay, true);
}
chromeFileAccessOverlayPromise.then(function() {
var iconPath = chrome.runtime.getManifest().icons[48];
document.getElementById('chrome-pdfjs-logo-bg').style.backgroundImage =
'url(' + chrome.runtime.getURL(iconPath) + ')';
// Use Chrome's definition of UI language instead of PDF.js's #lang=...,
// because the shown string should match the UI at chrome://extensions.
// These strings are from chrome/app/resources/generated_resources_*.xtb.
/* eslint-disable no-unexpected-multiline */
var i18nFileAccessLabel =
PDFJSDev.json('$ROOT/web/chrome-i18n-allow-access-to-file-urls.json')
[chrome.i18n.getUILanguage && chrome.i18n.getUILanguage()];
/* eslint-enable no-unexpected-multiline */
if (i18nFileAccessLabel) {
document.getElementById('chrome-file-access-label').textContent =
i18nFileAccessLabel;
}
var link = document.getElementById('chrome-link-to-extensions-page');
link.href = 'chrome://extensions/?id=' + chrome.runtime.id;
link.onclick = function(e) {
// Direct navigation to chrome:// URLs is blocked by Chrome, so we
// have to ask the background page to open chrome://extensions/?id=...
e.preventDefault();
// Open in the current tab by default, because toggling the file access
// checkbox causes the extension to reload, and Chrome will close all
// tabs upon reload.
ChromeCom.request('openExtensionsPageForFileAccess', {
newTab: e.ctrlKey || e.metaKey || e.button === 1 || window !== top
});
};
// Show which file is being opened to help the user with understanding
// why this permission request is shown.
document.getElementById('chrome-url-of-local-file').textContent = fileUrl;
OverlayManager.open('chromeFileAccessOverlay');
});
onCompleted();
}
if (window === top) {
// Chrome closes all extension tabs (crbug.com/511670) when the extension
// reloads. To counter this, the tab URL and history state is saved to
// localStorage and restored by extension-router.js.
// Unfortunately, the window and tab index are not restored. And if it was
// the only tab in an incognito window, then the tab is not restored either.
addEventListener('unload', function() {
// If the runtime is still available, the unload is most likely a normal
// tab closure. Otherwise it is most likely an extension reload.
if (!isRuntimeAvailable()) {
localStorage.setItem(
'unload-' + Date.now() + '-' + document.hidden + '-' + location.href,
JSON.stringify(history.state));
}
});
function onDisconnect() {
// When the connection fails, ignore the error and call the callback.
port = null;
callback();
}
// This port is used for several purposes:
// 1. When disconnected, the background page knows that the frame has unload.
// 2. When the referrer was saved in history.state.chromecomState, it is sent
// to the background page.
// 3. When the background page knows the referrer of the page, the referrer is
// saved in history.state.chromecomState.
var port;
// Set the referer for the given URL.
// 0. Background: If loaded via a http(s) URL: Save referer.
// 1. Page -> background: send URL and referer from history.state
// 2. Background: Bind referer to URL (via webRequest).
// 3. Background -> page: Send latest referer and save to history.
// 4. Page: Invoke callback.
function setReferer(url, callback) {
if (!port) {
// The background page will accept the port, and keep adding the Referer
// request header to requests to |url| until the port is disconnected.
port = chrome.runtime.connect({name: 'chromecom-referrer'});
}
port.onDisconnect.addListener(onDisconnect);
port.onMessage.addListener(onMessage);
// Initiate the information exchange.
port.postMessage({
referer: window.history.state && window.history.state.chromecomState,
requestUrl: url
});
function onMessage(referer) {
if (referer) {
// The background extracts the Referer from the initial HTTP request for
// the PDF file. When the viewer is reloaded or when the user navigates
// back and forward, the background page will not observe a HTTP request
// with Referer. To make sure that the Referer is preserved, store it in
// history.state, which is preserved across reloads/navigations.
var state = window.history.state || {};
state.chromecomState = referer;
window.history.replaceState(state, '');
}
onCompleted();
}
function onDisconnect() {
// When the connection fails, ignore the error and call the callback.
port = null;
callback();
}
function onCompleted() {
port.onDisconnect.removeListener(onDisconnect);
port.onMessage.removeListener(onMessage);
callback();
}
function onCompleted() {
port.onDisconnect.removeListener(onDisconnect);
port.onMessage.removeListener(onMessage);
callback();
}
}
// chrome.storage.sync is not supported in every Chromium-derivate.
// Note: The background page takes care of migrating values from
// chrome.storage.local to chrome.storage.sync when needed.
var storageArea = chrome.storage.sync || chrome.storage.local;
// chrome.storage.sync is not supported in every Chromium-derivate.
// Note: The background page takes care of migrating values from
// chrome.storage.local to chrome.storage.sync when needed.
var storageArea = chrome.storage.sync || chrome.storage.local;
Preferences._writeToStorage = function (prefObj) {
return new Promise(function (resolve) {
if (prefObj === Preferences.defaults) {
var keysToRemove = Object.keys(Preferences.defaults);
// If the storage is reset, remove the keys so that the values from
// managed storage are applied again.
storageArea.remove(keysToRemove, function() {
resolve();
});
} else {
storageArea.set(prefObj, function() {
resolve();
});
Preferences._writeToStorage = function (prefObj) {
return new Promise(function (resolve) {
if (prefObj === Preferences.defaults) {
var keysToRemove = Object.keys(Preferences.defaults);
// If the storage is reset, remove the keys so that the values from
// managed storage are applied again.
storageArea.remove(keysToRemove, function() {
resolve();
});
} else {
storageArea.set(prefObj, function() {
resolve();
});
}
});
};
Preferences._readFromStorage = function (prefObj) {
return new Promise(function (resolve) {
if (chrome.storage.managed) {
// Get preferences as set by the system administrator.
// See extensions/chromium/preferences_schema.json for more information.
// These preferences can be overridden by the user.
chrome.storage.managed.get(Preferences.defaults, getPreferences);
} else {
// Managed storage not supported, e.g. in old Chromium versions.
getPreferences(Preferences.defaults);
}
function getPreferences(defaultPrefs) {
if (chrome.runtime.lastError) {
// Managed storage not supported, e.g. in Opera.
defaultPrefs = Preferences.defaults;
}
});
};
storageArea.get(defaultPrefs, function(readPrefs) {
resolve(readPrefs);
});
}
});
};
Preferences._readFromStorage = function (prefObj) {
return new Promise(function (resolve) {
if (chrome.storage.managed) {
// Get preferences as set by the system administrator.
// See extensions/chromium/preferences_schema.json for more information.
// These preferences can be overridden by the user.
chrome.storage.managed.get(Preferences.defaults, getPreferences);
} else {
// Managed storage not supported, e.g. in old Chromium versions.
getPreferences(Preferences.defaults);
}
var ChromeExternalServices = Object.create(DefaultExternalServices);
ChromeExternalServices.initPassiveLoading = function (callbacks) {
var appConfig = PDFViewerApplication.appConfig;
ChromeCom.resolvePDFFile(appConfig.defaultUrl,
function (url, length, originalURL) {
callbacks.onOpenWithURL(url, length, originalURL);
});
};
PDFViewerApplication.externalServices = ChromeExternalServices;
function getPreferences(defaultPrefs) {
if (chrome.runtime.lastError) {
// Managed storage not supported, e.g. in Opera.
defaultPrefs = Preferences.defaults;
}
storageArea.get(defaultPrefs, function(readPrefs) {
resolve(readPrefs);
});
}
});
};
var ChromeExternalServices = Object.create(DefaultExernalServices);
ChromeExternalServices.initPassiveLoading = function (callbacks) {
var appConfig = PDFViewerApplication.appConfig;
ChromeCom.resolvePDFFile(appConfig.defaultUrl,
function (url, length, originalURL) {
callbacks.onOpenWithURL(url, length, originalURL);
});
};
PDFViewerApplication.externalServices = ChromeExternalServices;
exports.ChromeCom = ChromeCom;
}));
export {
ChromeCom,
};

252
web/dom_events.js
View File

@ -13,142 +13,132 @@
* limitations under the License.
*/
'use strict';
import { EventBus } from 'pdfjs-web/ui_utils';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/dom_events', ['exports', 'pdfjs-web/ui_utils'], factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./ui_utils.js'));
} else {
factory((root.pdfjsWebDOMEvents = {}), root.pdfjsWebUIUtils);
}
}(this, function (exports, uiUtils) {
var EventBus = uiUtils.EventBus;
// Attaching to the application event bus to dispatch events to the DOM for
// backwards viewer API compatibility.
function attachDOMEventsToEventBus(eventBus) {
eventBus.on('documentload', function () {
var event = document.createEvent('CustomEvent');
event.initCustomEvent('documentload', true, true, {});
window.dispatchEvent(event);
// Attaching to the application event bus to dispatch events to the DOM for
// backwards viewer API compatibility.
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,
});
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);
e.source.div.dispatchEvent(event);
});
eventBus.on('textlayerrendered', function (e) {
var event = document.createEvent('CustomEvent');
event.initCustomEvent('textlayerrendered', true, true, {
pageNumber: e.pageNumber
});
eventBus.on('textlayerrendered', function (e) {
var event = document.createEvent('CustomEvent');
event.initCustomEvent('textlayerrendered', true, true, {
pageNumber: e.pageNumber
});
e.source.textLayerDiv.dispatchEvent(event);
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
});
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; // event comes from FirefoxCom, no need to replicate
}
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;
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; // event comes from FirefoxCom, no need to replicate
}
globalEventBus = new EventBus();
attachDOMEventsToEventBus(globalEventBus);
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 EventBus();
attachDOMEventsToEventBus(globalEventBus);
return globalEventBus;
}
exports.attachDOMEventsToEventBus = attachDOMEventsToEventBus;
exports.getGlobalEventBus = getGlobalEventBus;
}));
export {
attachDOMEventsToEventBus,
getGlobalEventBus,
};

39
web/download_manager.js
View File

@ -13,20 +13,14 @@
* limitations under the License.
*/
'use strict';
import {
createObjectURL, createValidAbsoluteUrl, PDFJS
} from 'pdfjs-web/pdfjs';
import { DefaultExternalServices, PDFViewerApplication } from 'pdfjs-web/app';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/download_manager', ['exports', 'pdfjs-web/pdfjs'],
factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./pdfjs.js'));
} else {
factory((root.pdfjsWebDownloadManager = {}), root.pdfjsWebPDFJS);
}
}(this, function (exports, pdfjsLib) {
if (typeof PDFJSDev !== 'undefined' && PDFJSDev.test('FIREFOX || MOZCENTRAL')) {
return;
if (typeof PDFJSDev !== 'undefined' && !PDFJSDev.test('CHROME || GENERIC')) {
throw new Error('Module "pdfjs-web/download_manager" shall not be used ' +
'outside CHROME and GENERIC builds.');
}
function download(blobUrl, filename) {
@ -69,7 +63,7 @@ function DownloadManager() {}
DownloadManager.prototype = {
downloadUrl: function DownloadManager_downloadUrl(url, filename) {
if (!pdfjsLib.createValidAbsoluteUrl(url, 'http://example.com')) {
if (!createValidAbsoluteUrl(url, 'http://example.com')) {
return; // restricted/invalid URL
}
download(url + '#pdfjs.action=download', filename);
@ -82,8 +76,8 @@ DownloadManager.prototype = {
filename);
}
var blobUrl = pdfjsLib.createObjectURL(data, contentType,
pdfjsLib.PDFJS.disableCreateObjectURL);
var blobUrl = createObjectURL(data, contentType,
PDFJS.disableCreateObjectURL);
download(blobUrl, filename);
},
@ -96,7 +90,7 @@ DownloadManager.prototype = {
return;
}
if (pdfjsLib.PDFJS.disableCreateObjectURL) {
if (PDFJS.disableCreateObjectURL) {
// URL.createObjectURL is not supported
this.downloadUrl(url, filename);
return;
@ -107,5 +101,12 @@ DownloadManager.prototype = {
}
};
exports.DownloadManager = DownloadManager;
}));
var GenericExternalServices = Object.create(DefaultExternalServices);
GenericExternalServices.createDownloadManager = function () {
return new DownloadManager();
};
PDFViewerApplication.externalServices = GenericExternalServices;
export {
DownloadManager,
};

172
web/firefox_print_service.js
View File

@ -13,110 +13,98 @@
* limitations under the License.
*/
'use strict';
import { CSS_UNITS } from 'pdfjs-web/ui_utils';
import { PDFPrintServiceFactory } from 'pdfjs-web/app';
import { shadow } from 'pdfjs-web/pdfjs';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/firefox_print_service', ['exports', 'pdfjs-web/ui_utils',
'pdfjs-web/app', 'pdfjs-web/pdfjs'], factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./ui_utils.js'), require('./app.js'),
require('./pdfjs.js'));
} else {
factory((root.pdfjsWebFirefoxPrintService = {}), root.pdfjsWebUIUtils,
root.pdfjsWebApp, root.pdfjsWebPDFJS);
}
}(this, function (exports, uiUtils, app, pdfjsLib) {
var CSS_UNITS = uiUtils.CSS_UNITS;
var PDFPrintServiceFactory = app.PDFPrintServiceFactory;
// Creates a placeholder with div and canvas with right size for the page.
function composePage(pdfDocument, pageNumber, size, printContainer) {
var canvas = document.createElement('canvas');
// Creates a placeholder with div and canvas with right size for the page.
function composePage(pdfDocument, pageNumber, size, printContainer) {
var canvas = document.createElement('canvas');
// The size of the canvas in pixels for printing.
var PRINT_RESOLUTION = 150;
var PRINT_UNITS = PRINT_RESOLUTION / 72.0;
canvas.width = Math.floor(size.width * PRINT_UNITS);
canvas.height = Math.floor(size.height * PRINT_UNITS);
// The size of the canvas in pixels for printing.
var PRINT_RESOLUTION = 150;
var PRINT_UNITS = PRINT_RESOLUTION / 72.0;
canvas.width = Math.floor(size.width * PRINT_UNITS);
canvas.height = Math.floor(size.height * PRINT_UNITS);
// The physical size of the canvas as specified by the PDF document.
canvas.style.width = Math.floor(size.width * CSS_UNITS) + 'px';
canvas.style.height = Math.floor(size.height * CSS_UNITS) + 'px';
// The physical size of the canvas as specified by the PDF document.
canvas.style.width = Math.floor(size.width * CSS_UNITS) + 'px';
canvas.style.height = Math.floor(size.height * CSS_UNITS) + 'px';
var canvasWrapper = document.createElement('div');
canvasWrapper.appendChild(canvas);
printContainer.appendChild(canvasWrapper);
var canvasWrapper = document.createElement('div');
canvasWrapper.appendChild(canvas);
printContainer.appendChild(canvasWrapper);
canvas.mozPrintCallback = function(obj) {
// Printing/rendering the page.
var ctx = obj.context;
canvas.mozPrintCallback = function(obj) {
// Printing/rendering the page.
var ctx = obj.context;
ctx.save();
ctx.fillStyle = 'rgb(255, 255, 255)';
ctx.fillRect(0, 0, canvas.width, canvas.height);
ctx.restore();
ctx.save();
ctx.fillStyle = 'rgb(255, 255, 255)';
ctx.fillRect(0, 0, canvas.width, canvas.height);
ctx.restore();
pdfDocument.getPage(pageNumber).then(function (pdfPage) {
var renderContext = {
canvasContext: ctx,
transform: [PRINT_UNITS, 0, 0, PRINT_UNITS, 0, 0],
viewport: pdfPage.getViewport(1, size.rotation),
intent: 'print'
};
return pdfPage.render(renderContext).promise;
}).then(function() {
// Tell the printEngine that rendering this canvas/page has finished.
pdfDocument.getPage(pageNumber).then(function (pdfPage) {
var renderContext = {
canvasContext: ctx,
transform: [PRINT_UNITS, 0, 0, PRINT_UNITS, 0, 0],
viewport: pdfPage.getViewport(1, size.rotation),
intent: 'print'
};
return pdfPage.render(renderContext).promise;
}).then(function() {
// Tell the printEngine that rendering this canvas/page has finished.
obj.done();
}, function(error) {
console.error(error);
// Tell the printEngine that rendering this canvas/page has failed.
// This will make the print process stop.
if ('abort' in obj) {
obj.abort();
} else {
obj.done();
}, function(error) {
console.error(error);
// Tell the printEngine that rendering this canvas/page has failed.
// This will make the print process stop.
if ('abort' in obj) {
obj.abort();
} else {
obj.done();
}
});
};
}
function FirefoxPrintService(pdfDocument, pagesOverview, printContainer) {
this.pdfDocument = pdfDocument;
this.pagesOverview = pagesOverview;
this.printContainer = printContainer;
}
FirefoxPrintService.prototype = {
layout: function () {
var pdfDocument = this.pdfDocument;
var printContainer = this.printContainer;
var body = document.querySelector('body');
body.setAttribute('data-pdfjsprinting', true);
for (var i = 0, ii = this.pagesOverview.length; i < ii; ++i) {
composePage(pdfDocument, i + 1, this.pagesOverview[i], printContainer);
}
},
destroy: function () {
this.printContainer.textContent = '';
}
});
};
}
PDFPrintServiceFactory.instance = {
get supportsPrinting() {
var canvas = document.createElement('canvas');
var value = 'mozPrintCallback' in canvas;
function FirefoxPrintService(pdfDocument, pagesOverview, printContainer) {
this.pdfDocument = pdfDocument;
this.pagesOverview = pagesOverview;
this.printContainer = printContainer;
}
return pdfjsLib.shadow(this, 'supportsPrinting', value);
},
FirefoxPrintService.prototype = {
layout: function () {
var pdfDocument = this.pdfDocument;
var printContainer = this.printContainer;
var body = document.querySelector('body');
body.setAttribute('data-pdfjsprinting', true);
createPrintService: function (pdfDocument, pagesOverview, printContainer) {
return new FirefoxPrintService(pdfDocument, pagesOverview,
printContainer);
for (var i = 0, ii = this.pagesOverview.length; i < ii; ++i) {
composePage(pdfDocument, i + 1, this.pagesOverview[i], printContainer);
}
};
},
exports.FirefoxPrintService = FirefoxPrintService;
}));
destroy: function () {
this.printContainer.textContent = '';
}
};
PDFPrintServiceFactory.instance = {
get supportsPrinting() {
var canvas = document.createElement('canvas');
var value = 'mozPrintCallback' in canvas;
return shadow(this, 'supportsPrinting', value);
},
createPrintService: function (pdfDocument, pagesOverview, printContainer) {
return new FirefoxPrintService(pdfDocument, pagesOverview,
printContainer);
}
};
export {
FirefoxPrintService,
};

43
web/firefoxcom.js
View File

@ -13,29 +13,18 @@
* limitations under the License.
*/
'use strict';
import {
createObjectURL, PDFDataRangeTransport, shadow
} from 'pdfjs-web/pdfjs';
import { PDFViewerApplication } from 'pdfjs-web/app';
import { Preferences } from 'pdfjs-web/preferences';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/firefoxcom', ['exports', 'pdfjs-web/preferences',
'pdfjs-web/app', 'pdfjs-web/pdfjs'], factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./preferences.js'), require('./app.js'),
require('./pdfjs.js'));
} else {
factory((root.pdfjsWebFirefoxCom = {}), root.pdfjsWebPreferences,
root.pdfjsWebApp, root.pdfjsWebPDFJS);
}
}(this, function (exports, preferences, app, pdfjsLib) {
if (typeof PDFJSDev === 'undefined' ||
!PDFJSDev.test('FIREFOX || MOZCENTRAL')) {
throw new Error('Module "pdfjs-web/firefoxcom" shall not be used outside ' +
'FIREFOX and MOZCENTRAL builds.');
}
var Preferences = preferences.Preferences;
var PDFViewerApplication = app.PDFViewerApplication;
var FirefoxCom = (function FirefoxComClosure() {
return {
/**
@ -107,7 +96,7 @@ var DownloadManager = (function DownloadManagerClosure() {
downloadData: function DownloadManager_downloadData(data, filename,
contentType) {
var blobUrl = pdfjsLib.createObjectURL(data, contentType, false);
var blobUrl = createObjectURL(data, contentType, false);
FirefoxCom.request('download', {
blobUrl: blobUrl,
@ -181,10 +170,10 @@ Preferences._readFromStorage = function (prefObj) {
})();
function FirefoxComDataRangeTransport(length, initialData) {
pdfjsLib.PDFDataRangeTransport.call(this, length, initialData);
PDFDataRangeTransport.call(this, length, initialData);
}
FirefoxComDataRangeTransport.prototype =
Object.create(pdfjsLib.PDFDataRangeTransport.prototype);
Object.create(PDFDataRangeTransport.prototype);
FirefoxComDataRangeTransport.prototype.requestDataRange =
function FirefoxComDataRangeTransport_requestDataRange(begin, end) {
FirefoxCom.request('requestDataRange', { begin: begin, end: end });
@ -260,23 +249,22 @@ PDFViewerApplication.externalServices = {
get supportsIntegratedFind() {
var support = FirefoxCom.requestSync('supportsIntegratedFind');
return pdfjsLib.shadow(this, 'supportsIntegratedFind', support);
return shadow(this, 'supportsIntegratedFind', support);
},
get supportsDocumentFonts() {
var support = FirefoxCom.requestSync('supportsDocumentFonts');
return pdfjsLib.shadow(this, 'supportsDocumentFonts', support);
return shadow(this, 'supportsDocumentFonts', support);
},
get supportsDocumentColors() {
var support = FirefoxCom.requestSync('supportsDocumentColors');
return pdfjsLib.shadow(this, 'supportsDocumentColors', support);
return shadow(this, 'supportsDocumentColors', support);
},
get supportedMouseWheelZoomModifierKeys() {
var support = FirefoxCom.requestSync('supportedMouseWheelZoomModifierKeys');
return pdfjsLib.shadow(this, 'supportedMouseWheelZoomModifierKeys',
support);
return shadow(this, 'supportedMouseWheelZoomModifierKeys', support);
},
};
@ -291,6 +279,7 @@ document.mozL10n.setExternalLocalizerServices({
}
});
exports.DownloadManager = DownloadManager;
exports.FirefoxCom = FirefoxCom;
}));
export {
DownloadManager,
FirefoxCom,
};

416
web/grab_to_pan.js
View File

@ -14,224 +14,214 @@
* limitations under the License.
*/
'use strict';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/grab_to_pan', ['exports'], factory);
} else if (typeof exports !== 'undefined') {
factory(exports);
} else {
factory((root.pdfjsWebGrabToPan = {}));
/**
* Construct a GrabToPan instance for a given HTML element.
* @param options.element {Element}
* @param options.ignoreTarget {function} optional. See `ignoreTarget(node)`
* @param options.onActiveChanged {function(boolean)} optional. Called
* when grab-to-pan is (de)activated. The first argument is a boolean that
* shows whether grab-to-pan is activated.
*/
function GrabToPan(options) {
this.element = options.element;
this.document = options.element.ownerDocument;
if (typeof options.ignoreTarget === 'function') {
this.ignoreTarget = options.ignoreTarget;
}
}(this, function (exports) {
this.onActiveChanged = options.onActiveChanged;
// Bind the contexts to ensure that `this` always points to
// the GrabToPan instance.
this.activate = this.activate.bind(this);
this.deactivate = this.deactivate.bind(this);
this.toggle = this.toggle.bind(this);
this._onmousedown = this._onmousedown.bind(this);
this._onmousemove = this._onmousemove.bind(this);
this._endPan = this._endPan.bind(this);
// This overlay will be inserted in the document when the mouse moves during
// a grab operation, to ensure that the cursor has the desired appearance.
var overlay = this.overlay = document.createElement('div');
overlay.className = 'grab-to-pan-grabbing';
}
GrabToPan.prototype = {
/**
* Construct a GrabToPan instance for a given HTML element.
* @param options.element {Element}
* @param options.ignoreTarget {function} optional. See `ignoreTarget(node)`
* @param options.onActiveChanged {function(boolean)} optional. Called
* when grab-to-pan is (de)activated. The first argument is a boolean that
* shows whether grab-to-pan is activated.
* Class name of element which can be grabbed
*/
function GrabToPan(options) {
this.element = options.element;
this.document = options.element.ownerDocument;
if (typeof options.ignoreTarget === 'function') {
this.ignoreTarget = options.ignoreTarget;
}
this.onActiveChanged = options.onActiveChanged;
// Bind the contexts to ensure that `this` always points to
// the GrabToPan instance.
this.activate = this.activate.bind(this);
this.deactivate = this.deactivate.bind(this);
this.toggle = this.toggle.bind(this);
this._onmousedown = this._onmousedown.bind(this);
this._onmousemove = this._onmousemove.bind(this);
this._endPan = this._endPan.bind(this);
// This overlay will be inserted in the document when the mouse moves during
// a grab operation, to ensure that the cursor has the desired appearance.
var overlay = this.overlay = document.createElement('div');
overlay.className = 'grab-to-pan-grabbing';
}
GrabToPan.prototype = {
/**
* Class name of element which can be grabbed
*/
CSS_CLASS_GRAB: 'grab-to-pan-grab',
/**
* Bind a mousedown event to the element to enable grab-detection.
*/
activate: function GrabToPan_activate() {
if (!this.active) {
this.active = true;
this.element.addEventListener('mousedown', this._onmousedown, true);
this.element.classList.add(this.CSS_CLASS_GRAB);
if (this.onActiveChanged) {
this.onActiveChanged(true);
}
}
},
/**
* Removes all events. Any pending pan session is immediately stopped.
*/
deactivate: function GrabToPan_deactivate() {
if (this.active) {
this.active = false;
this.element.removeEventListener('mousedown', this._onmousedown, true);
this._endPan();
this.element.classList.remove(this.CSS_CLASS_GRAB);
if (this.onActiveChanged) {
this.onActiveChanged(false);
}
}
},
toggle: function GrabToPan_toggle() {
if (this.active) {
this.deactivate();
} else {
this.activate();
}
},
/**
* Whether to not pan if the target element is clicked.
* Override this method to change the default behaviour.
*
* @param node {Element} The target of the event
* @return {boolean} Whether to not react to the click event.
*/
ignoreTarget: function GrabToPan_ignoreTarget(node) {
// Use matchesSelector to check whether the clicked element
// is (a child of) an input element / link
return node[matchesSelector](
'a[href], a[href] *, input, textarea, button, button *, select, option'
);
},
/**
* @private
*/
_onmousedown: function GrabToPan__onmousedown(event) {
if (event.button !== 0 || this.ignoreTarget(event.target)) {
return;
}
if (event.originalTarget) {
try {
// eslint-disable-next-line no-unused-expressions
event.originalTarget.tagName;
} catch (e) {
// Mozilla-specific: element is a scrollbar (XUL element)
return;
}
}
this.scrollLeftStart = this.element.scrollLeft;
this.scrollTopStart = this.element.scrollTop;
this.clientXStart = event.clientX;
this.clientYStart = event.clientY;
this.document.addEventListener('mousemove', this._onmousemove, true);
this.document.addEventListener('mouseup', this._endPan, true);
// When a scroll event occurs before a mousemove, assume that the user
// dragged a scrollbar (necessary for Opera Presto, Safari and IE)
// (not needed for Chrome/Firefox)
this.element.addEventListener('scroll', this._endPan, true);
event.preventDefault();
event.stopPropagation();
var focusedElement = document.activeElement;
if (focusedElement && !focusedElement.contains(event.target)) {
focusedElement.blur();
}
},
/**
* @private
*/
_onmousemove: function GrabToPan__onmousemove(event) {
this.element.removeEventListener('scroll', this._endPan, true);
if (isLeftMouseReleased(event)) {
this._endPan();
return;
}
var xDiff = event.clientX - this.clientXStart;
var yDiff = event.clientY - this.clientYStart;
var scrollTop = this.scrollTopStart - yDiff;
var scrollLeft = this.scrollLeftStart - xDiff;
if (this.element.scrollTo) {
this.element.scrollTo({
top: scrollTop,
left: scrollLeft,
behavior: 'instant',
});
} else {
this.element.scrollTop = scrollTop;
this.element.scrollLeft = scrollLeft;
}
if (!this.overlay.parentNode) {
document.body.appendChild(this.overlay);
}
},
/**
* @private
*/
_endPan: function GrabToPan__endPan() {
this.element.removeEventListener('scroll', this._endPan, true);
this.document.removeEventListener('mousemove', this._onmousemove, true);
this.document.removeEventListener('mouseup', this._endPan, true);
// Note: ChildNode.remove doesn't throw if the parentNode is undefined.
this.overlay.remove();
}
};
// Get the correct (vendor-prefixed) name of the matches method.
var matchesSelector;
['webkitM', 'mozM', 'msM', 'oM', 'm'].some(function(prefix) {
var name = prefix + 'atches';
if (name in document.documentElement) {
matchesSelector = name;
}
name += 'Selector';
if (name in document.documentElement) {
matchesSelector = name;
}
return matchesSelector; // If found, then truthy, and [].some() ends.
});
// Browser sniffing because it's impossible to feature-detect
// whether event.which for onmousemove is reliable
var isNotIEorIsIE10plus = !document.documentMode || document.documentMode > 9;
var chrome = window.chrome;
var isChrome15OrOpera15plus = chrome && (chrome.webstore || chrome.app);
// ^ Chrome 15+ ^ Opera 15+
var isSafari6plus = /Apple/.test(navigator.vendor) &&
/Version\/([6-9]\d*|[1-5]\d+)/.test(navigator.userAgent);
CSS_CLASS_GRAB: 'grab-to-pan-grab',
/**
* Whether the left mouse is not pressed.
* @param event {MouseEvent}
* @return {boolean} True if the left mouse button is not pressed.
* False if unsure or if the left mouse button is pressed.
* Bind a mousedown event to the element to enable grab-detection.
*/
function isLeftMouseReleased(event) {
if ('buttons' in event && isNotIEorIsIE10plus) {
// http://www.w3.org/TR/DOM-Level-3-Events/#events-MouseEvent-buttons
// Firefox 15+
// Internet Explorer 10+
return !(event.buttons & 1);
activate: function GrabToPan_activate() {
if (!this.active) {
this.active = true;
this.element.addEventListener('mousedown', this._onmousedown, true);
this.element.classList.add(this.CSS_CLASS_GRAB);
if (this.onActiveChanged) {
this.onActiveChanged(true);
}
}
if (isChrome15OrOpera15plus || isSafari6plus) {
// Chrome 14+
// Opera 15+
// Safari 6.0+
return event.which === 0;
}
}
},
exports.GrabToPan = GrabToPan;
}));
/**
* Removes all events. Any pending pan session is immediately stopped.
*/
deactivate: function GrabToPan_deactivate() {
if (this.active) {
this.active = false;
this.element.removeEventListener('mousedown', this._onmousedown, true);
this._endPan();
this.element.classList.remove(this.CSS_CLASS_GRAB);
if (this.onActiveChanged) {
this.onActiveChanged(false);
}
}
},
toggle: function GrabToPan_toggle() {
if (this.active) {
this.deactivate();
} else {
this.activate();
}
},
/**
* Whether to not pan if the target element is clicked.
* Override this method to change the default behaviour.
*
* @param node {Element} The target of the event
* @return {boolean} Whether to not react to the click event.
*/
ignoreTarget: function GrabToPan_ignoreTarget(node) {
// Use matchesSelector to check whether the clicked element
// is (a child of) an input element / link
return node[matchesSelector](
'a[href], a[href] *, input, textarea, button, button *, select, option'
);
},
/**
* @private
*/
_onmousedown: function GrabToPan__onmousedown(event) {
if (event.button !== 0 || this.ignoreTarget(event.target)) {
return;
}
if (event.originalTarget) {
try {
// eslint-disable-next-line no-unused-expressions
event.originalTarget.tagName;
} catch (e) {
// Mozilla-specific: element is a scrollbar (XUL element)
return;
}
}
this.scrollLeftStart = this.element.scrollLeft;
this.scrollTopStart = this.element.scrollTop;
this.clientXStart = event.clientX;
this.clientYStart = event.clientY;
this.document.addEventListener('mousemove', this._onmousemove, true);
this.document.addEventListener('mouseup', this._endPan, true);
// When a scroll event occurs before a mousemove, assume that the user
// dragged a scrollbar (necessary for Opera Presto, Safari and IE)
// (not needed for Chrome/Firefox)
this.element.addEventListener('scroll', this._endPan, true);
event.preventDefault();
event.stopPropagation();
var focusedElement = document.activeElement;
if (focusedElement && !focusedElement.contains(event.target)) {
focusedElement.blur();
}
},
/**
* @private
*/
_onmousemove: function GrabToPan__onmousemove(event) {
this.element.removeEventListener('scroll', this._endPan, true);
if (isLeftMouseReleased(event)) {
this._endPan();
return;
}
var xDiff = event.clientX - this.clientXStart;
var yDiff = event.clientY - this.clientYStart;
var scrollTop = this.scrollTopStart - yDiff;
var scrollLeft = this.scrollLeftStart - xDiff;
if (this.element.scrollTo) {
this.element.scrollTo({
top: scrollTop,
left: scrollLeft,
behavior: 'instant',
});
} else {
this.element.scrollTop = scrollTop;
this.element.scrollLeft = scrollLeft;
}
if (!this.overlay.parentNode) {
document.body.appendChild(this.overlay);
}
},
/**
* @private
*/
_endPan: function GrabToPan__endPan() {
this.element.removeEventListener('scroll', this._endPan, true);
this.document.removeEventListener('mousemove', this._onmousemove, true);
this.document.removeEventListener('mouseup', this._endPan, true);
// Note: ChildNode.remove doesn't throw if the parentNode is undefined.
this.overlay.remove();
}
};
// Get the correct (vendor-prefixed) name of the matches method.
var matchesSelector;
['webkitM', 'mozM', 'msM', 'oM', 'm'].some(function(prefix) {
var name = prefix + 'atches';
if (name in document.documentElement) {
matchesSelector = name;
}
name += 'Selector';
if (name in document.documentElement) {
matchesSelector = name;
}
return matchesSelector; // If found, then truthy, and [].some() ends.
});
// Browser sniffing because it's impossible to feature-detect
// whether event.which for onmousemove is reliable
var isNotIEorIsIE10plus = !document.documentMode || document.documentMode > 9;
var chrome = window.chrome;
var isChrome15OrOpera15plus = chrome && (chrome.webstore || chrome.app);
// ^ Chrome 15+ ^ Opera 15+
var isSafari6plus = /Apple/.test(navigator.vendor) &&
/Version\/([6-9]\d*|[1-5]\d+)/.test(navigator.userAgent);
/**
* Whether the left mouse is not pressed.
* @param event {MouseEvent}
* @return {boolean} True if the left mouse button is not pressed.
* False if unsure or if the left mouse button is pressed.
*/
function isLeftMouseReleased(event) {
if ('buttons' in event && isNotIEorIsIE10plus) {
// http://www.w3.org/TR/DOM-Level-3-Events/#events-MouseEvent-buttons
// Firefox 15+
// Internet Explorer 10+
return !(event.buttons & 1);
}
if (isChrome15OrOpera15plus || isSafari6plus) {
// Chrome 14+
// Opera 15+
// Safari 6.0+
return event.which === 0;
}
}
export {
GrabToPan,
};

26
web/hand_tool.js
View File

@ -13,24 +13,9 @@
* limitations under the License.
*/
'use strict';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/hand_tool', ['exports', 'pdfjs-web/grab_to_pan',
'pdfjs-web/preferences', 'pdfjs-web/ui_utils'], factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./grab_to_pan.js'), require('./preferences.js'),
require('./ui_utils.js'));
} else {
factory((root.pdfjsWebHandTool = {}), root.pdfjsWebGrabToPan,
root.pdfjsWebPreferences, root.pdfjsWebUIUtils);
}
}(this, function (exports, grabToPan, preferences, uiUtils) {
var GrabToPan = grabToPan.GrabToPan;
var Preferences = preferences.Preferences;
var localized = uiUtils.localized;
import { GrabToPan } from 'pdfjs-web/grab_to_pan';
import { localized } from 'pdfjs-web/ui_utils';
import { Preferences } from 'pdfjs-web/preferences';
/**
* @typedef {Object} HandToolOptions
@ -110,5 +95,6 @@ var HandTool = (function HandToolClosure() {
return HandTool;
})();
exports.HandTool = HandTool;
}));
export {
HandTool,
};

17
web/overlay_manager.js
View File

@ -13,18 +13,6 @@
* limitations under the License.
*/
'use strict';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/overlay_manager', ['exports'], factory);
} else if (typeof exports !== 'undefined') {
factory(exports);
} else {
factory((root.pdfjsWebOverlayManager = {}));
}
}(this, function (exports) {
var OverlayManager = {
overlays: {},
active: null,
@ -151,5 +139,6 @@ var OverlayManager = {
}
};
exports.OverlayManager = OverlayManager;
}));
export {
OverlayManager,
};

28
web/password_prompt.js
View File

@ -13,24 +13,9 @@
* limitations under the License.
*/
'use strict';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/password_prompt', ['exports',
'pdfjs-web/ui_utils', 'pdfjs-web/overlay_manager', 'pdfjs-web/pdfjs'],
factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./ui_utils.js'), require('./overlay_manager.js'),
require('./pdfjs.js'));
} else {
factory((root.pdfjsWebPasswordPrompt = {}), root.pdfjsWebUIUtils,
root.pdfjsWebOverlayManager, root.pdfjsWebPDFJS);
}
}(this, function (exports, uiUtils, overlayManager, pdfjsLib) {
var mozL10n = uiUtils.mozL10n;
var OverlayManager = overlayManager.OverlayManager;
import { mozL10n } from 'pdfjs-web/ui_utils';
import { OverlayManager } from 'pdfjs-web/overlay_manager';
import { PasswordResponses } from 'pdfjs-web/pdfjs';
/**
* @typedef {Object} PasswordPromptOptions
@ -86,7 +71,7 @@ var PasswordPrompt = (function PasswordPromptClosure() {
var promptString = mozL10n.get('password_label', null,
'Enter the password to open this PDF file.');
if (this.reason === pdfjsLib.PasswordResponses.INCORRECT_PASSWORD) {
if (this.reason === PasswordResponses.INCORRECT_PASSWORD) {
promptString = mozL10n.get('password_invalid', null,
'Invalid password. Please try again.');
}
@ -120,5 +105,6 @@ var PasswordPrompt = (function PasswordPromptClosure() {
return PasswordPrompt;
})();
exports.PasswordPrompt = PasswordPrompt;
}));
export {
PasswordPrompt,
};

32
web/pdf_attachment_viewer.js
View File

@ -13,18 +13,10 @@
* limitations under the License.
*/
'use strict';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/pdf_attachment_viewer', ['exports', 'pdfjs-web/pdfjs'],
factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./pdfjs.js'));
} else {
factory((root.pdfjsWebPDFAttachmentViewer = {}), root.pdfjsWebPDFJS);
}
}(this, function (exports, pdfjsLib) {
import {
createObjectURL, createPromiseCapability, getFilenameFromUrl, PDFJS,
removeNullCharacters
} from 'pdfjs-web/pdfjs';
/**
* @typedef {Object} PDFAttachmentViewerOptions
@ -52,7 +44,7 @@ var PDFAttachmentViewer = (function PDFAttachmentViewerClosure() {
this.eventBus = options.eventBus;
this.downloadManager = options.downloadManager;
this._renderedCapability = pdfjsLib.createPromiseCapability();
this._renderedCapability = createPromiseCapability();
this.eventBus.on('fileattachmentannotation',
this._appendAttachment.bind(this));
}
@ -67,7 +59,7 @@ var PDFAttachmentViewer = (function PDFAttachmentViewerClosure() {
if (!keepRenderedCapability) {
// NOTE: The *only* situation in which the `_renderedCapability` should
// not be replaced is when appending file attachment annotations.
this._renderedCapability = pdfjsLib.createPromiseCapability();
this._renderedCapability = createPromiseCapability();
}
},
@ -92,8 +84,8 @@ var PDFAttachmentViewer = (function PDFAttachmentViewerClosure() {
var blobUrl;
button.onclick = function() {
if (!blobUrl) {
blobUrl = pdfjsLib.createObjectURL(
content, 'application/pdf', pdfjsLib.PDFJS.disableCreateObjectURL);
blobUrl = createObjectURL(
content, 'application/pdf', PDFJS.disableCreateObjectURL);
}
var viewerUrl;
if (typeof PDFJSDev === 'undefined' || PDFJSDev.test('GENERIC')) {
@ -153,8 +145,7 @@ var PDFAttachmentViewer = (function PDFAttachmentViewerClosure() {
for (var i = 0; i < attachmentsCount; i++) {
var item = attachments[names[i]];
var filename = pdfjsLib.getFilenameFromUrl(item.filename);
filename = pdfjsLib.removeNullCharacters(filename);
var filename = removeNullCharacters(getFilenameFromUrl(item.filename));
var div = document.createElement('div');
div.className = 'attachmentsItem';
@ -205,5 +196,6 @@ var PDFAttachmentViewer = (function PDFAttachmentViewerClosure() {
return PDFAttachmentViewer;
})();
exports.PDFAttachmentViewer = PDFAttachmentViewer;
}));
export {
PDFAttachmentViewer,
};

24
web/pdf_document_properties.js
View File

@ -13,23 +13,8 @@
* limitations under the License.
*/
'use strict';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/pdf_document_properties', ['exports',
'pdfjs-web/ui_utils', 'pdfjs-web/overlay_manager'], factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./ui_utils.js'), require('./overlay_manager.js'));
} else {
factory((root.pdfjsWebPDFDocumentProperties = {}), root.pdfjsWebUIUtils,
root.pdfjsWebOverlayManager);
}
}(this, function (exports, uiUtils, overlayManager) {
var getPDFFileNameFromURL = uiUtils.getPDFFileNameFromURL;
var mozL10n = uiUtils.mozL10n;
var OverlayManager = overlayManager.OverlayManager;
import { getPDFFileNameFromURL, mozL10n } from 'pdfjs-web/ui_utils';
import { OverlayManager } from 'pdfjs-web/overlay_manager';
/**
* @typedef {Object} PDFDocumentPropertiesOptions
@ -239,5 +224,6 @@ var PDFDocumentProperties = (function PDFDocumentPropertiesClosure() {
return PDFDocumentProperties;
})();
exports.PDFDocumentProperties = PDFDocumentProperties;
}));
export {
PDFDocumentProperties,
};

24
web/pdf_find_bar.js
View File

@ -13,23 +13,8 @@
* limitations under the License.
*/
'use strict';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/pdf_find_bar', ['exports',
'pdfjs-web/ui_utils', 'pdfjs-web/pdf_find_controller'], factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./ui_utils.js'),
require('./pdf_find_controller.js'));
} else {
factory((root.pdfjsWebPDFFindBar = {}), root.pdfjsWebUIUtils,
root.pdfjsWebPDFFindController);
}
}(this, function (exports, uiUtils, pdfFindController) {
var mozL10n = uiUtils.mozL10n;
var FindStates = pdfFindController.FindStates;
import { FindStates } from 'pdfjs-web/pdf_find_controller';
import { mozL10n } from 'pdfjs-web/ui_utils';
/**
* Creates a "search bar" given a set of DOM elements that act as controls
@ -236,5 +221,6 @@ var PDFFindBar = (function PDFFindBarClosure() {
return PDFFindBar;
})();
exports.PDFFindBar = PDFFindBar;
}));
export {
PDFFindBar,
};

22
web/pdf_find_controller.js
View File

@ -13,20 +13,7 @@
* limitations under the License.
*/
'use strict';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/pdf_find_controller', ['exports', 'pdfjs-web/ui_utils'],
factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./ui_utils.js'));
} else {
factory((root.pdfjsWebPDFFindController = {}), root.pdfjsWebUIUtils);
}
}(this, function (exports, uiUtils) {
var scrollIntoView = uiUtils.scrollIntoView;
import { scrollIntoView } from 'pdfjs-web/ui_utils';
var FindStates = {
FIND_FOUND: 0,
@ -505,6 +492,7 @@ var PDFFindController = (function PDFFindControllerClosure() {
return PDFFindController;
})();
exports.FindStates = FindStates;
exports.PDFFindController = PDFFindController;
}));
export {
FindStates,
PDFFindController,
};

792
web/pdf_history.js
View File

@ -14,423 +14,413 @@
*/
/* globals chrome */
'use strict';
import { domEvents } from 'pdfjs-web/dom_events';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/pdf_history', ['exports', 'pdfjs-web/dom_events'],
factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./dom_events.js'));
} else {
factory((root.pdfjsWebPDFHistory = {}), root.pdfjsWebDOMEvents);
}
}(this, function (exports, domEvents) {
function PDFHistory(options) {
this.linkService = options.linkService;
this.eventBus = options.eventBus || domEvents.getGlobalEventBus();
function PDFHistory(options) {
this.linkService = options.linkService;
this.eventBus = options.eventBus || domEvents.getGlobalEventBus();
this.initialized = false;
this.initialDestination = null;
this.initialBookmark = null;
}
this.initialized = false;
this.initialDestination = null;
this.initialBookmark = null;
}
PDFHistory.prototype = {
/**
* @param {string} fingerprint
*/
initialize: function pdfHistoryInitialize(fingerprint) {
this.initialized = true;
this.reInitialized = false;
this.allowHashChange = true;
this.historyUnlocked = true;
this.isViewerInPresentationMode = false;
PDFHistory.prototype = {
/**
* @param {string} fingerprint
*/
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.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)) {
// This corresponds to navigating back to the document
// from another page in the browser history.
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 {
// This corresponds to the loading of a new document.
if (state && state.fingerprint &&
this.fingerprint !== state.fingerprint) {
// Reinitialize the browsing history when a new document
// is opened in the web viewer.
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) {
// Move back/forward in the history.
self._goTo(evt.state);
return;
}
// If the state is not set, then the user tried to navigate to a
// different hash by manually editing the URL and pressing Enter, or by
// clicking on an in-page link (e.g. the "current view" link).
// Save the current view state to the browser history.
// Note: In Firefox, history.null could also be null after an in-page
// navigation to the same URL, and without dispatching the popstate
// event: https://bugzilla.mozilla.org/show_bug.cgi?id=1183881
if (self.uid === 0) {
// Replace the previous state if it was not explicitly set.
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) {
// To modify the previous history entry, the following happens:
// 1. history.back()
// 2. _pushToHistory, which calls history.replaceState( ... )
// 3. history.forward()
// Because a navigation via the history API does not immediately update
// the history state, the popstate event is used for synchronization.
self.historyUnlocked = false;
// Suppress the hashchange event to avoid side effects caused by
// navigating back and forward.
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();
}
// Remove the event listener when navigating away from the document,
// since 'beforeunload' prevents Firefox from caching the document.
window.removeEventListener('beforeunload', pdfHistoryBeforeUnload);
}
window.addEventListener('beforeunload', pdfHistoryBeforeUnload);
window.addEventListener('pageshow', function pdfHistoryPageShow(evt) {
// If the entire viewer (including the PDF file) is cached in
// the browser, we need to reattach the 'beforeunload' event listener
// since the 'DOMContentLoaded' event is not fired on 'pageshow'.
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) {
// history.state.chromecomState is managed by chromecom.js.
if (typeof PDFJSDev !== 'undefined' && PDFJSDev.test('CHROME') &&
window.history.state && 'chromecomState' in window.history.state) {
stateObj = stateObj || {};
stateObj.chromecomState = window.history.state.chromecomState;
}
if (replace) {
if (typeof PDFJSDev === 'undefined' ||
PDFJSDev.test('GENERIC || CHROME')) {
window.history.replaceState(stateObj, '', document.URL);
} else {
window.history.replaceState(stateObj, '');
}
} else {
if (typeof PDFJSDev === 'undefined' ||
PDFJSDev.test('GENERIC || CHROME')) {
window.history.pushState(stateObj, '', document.URL);
} else {
window.history.pushState(stateObj, '');
}
if (typeof PDFJSDev !== 'undefined' && PDFJSDev.test('CHROME') &&
top === window) {
chrome.runtime.sendMessage('showPageAction');
}
}
},
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) {
// Invoked when the user specifies an initial bookmark,
// thus setting initialBookmark, when the document is loaded.
this._pushToHistory(params, false);
this.previousHash = window.location.hash.substring(1);
}
this.updatePreviousBookmark = this.nextHashParam ? false : true;
if (target) {
// If the current document is reloaded,
// avoid creating duplicate entries in the history.
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)) {
// Prevent the history from getting stuck in the current state,
// effectively preventing the user from going back/forward in
// the history.
//
// This happens if the current position in the document didn't change
// when the history was previously updated. The reasons for this are
// either:
// 1. The current zoom value is such that the document does not need to,
// or cannot, be scrolled to display the destination.
// 2. The previous destination is broken, and doesn't actally point to a
// position within the document.
// (This is either due to a bad PDF generator, or the user making a
// mistake when entering a destination in the hash parameters.)
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;
this.fingerprint = fingerprint;
this.currentUid = this.uid = 0;
this.current = {};
var state = window.history.state;
if (this._isStateObjectDefined(state)) {
// This corresponds to navigating back to the document
// from another page in the browser history.
if (state.target.dest) {
this.linkService.navigateTo(state.target.dest);
this.initialDestination = state.target.dest;
} else {
this.linkService.setHash(state.target.hash);
this.initialBookmark = state.target.hash;
}
this.currentUid = state.uid;
if (state.uid > this.uid) {
this.uid = state.uid;
}
this.uid = state.uid + 1;
this.current = state.target;
this.updatePreviousBookmark = true;
var currentHash = window.location.hash.substring(1);
if (this.previousHash !== currentHash) {
this.allowHashChange = false;
} else {
// This corresponds to the loading of a new document.
if (state && state.fingerprint &&
this.fingerprint !== state.fingerprint) {
// Reinitialize the browsing history when a new document
// is opened in the web viewer.
this.reInitialized = true;
}
this.previousHash = currentHash;
this._pushOrReplaceState({fingerprint: this.fingerprint}, true);
}
this.historyUnlocked = true;
},
var self = this;
window.addEventListener('popstate', function pdfHistoryPopstate(evt) {
if (!self.historyUnlocked) {
return;
}
if (evt.state) {
// Move back/forward in the history.
self._goTo(evt.state);
return;
}
back: function pdfHistoryBack() {
this.go(-1);
},
// If the state is not set, then the user tried to navigate to a
// different hash by manually editing the URL and pressing Enter, or by
// clicking on an in-page link (e.g. the "current view" link).
// Save the current view state to the browser history.
forward: function pdfHistoryForward() {
this.go(1);
},
// Note: In Firefox, history.null could also be null after an in-page
// navigation to the same URL, and without dispatching the popstate
// event: https://bugzilla.mozilla.org/show_bug.cgi?id=1183881
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();
}
if (self.uid === 0) {
// Replace the previous state if it was not explicitly set.
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) {
// To modify the previous history entry, the following happens:
// 1. history.back()
// 2. _pushToHistory, which calls history.replaceState( ... )
// 3. history.forward()
// Because a navigation via the history API does not immediately update
// the history state, the popstate event is used for synchronization.
self.historyUnlocked = false;
// Suppress the hashchange event to avoid side effects caused by
// navigating back and forward.
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();
}
}
};
exports.PDFHistory = PDFHistory;
}));
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();
}
// Remove the event listener when navigating away from the document,
// since 'beforeunload' prevents Firefox from caching the document.
window.removeEventListener('beforeunload', pdfHistoryBeforeUnload);
}
window.addEventListener('beforeunload', pdfHistoryBeforeUnload);
window.addEventListener('pageshow', function pdfHistoryPageShow(evt) {
// If the entire viewer (including the PDF file) is cached in
// the browser, we need to reattach the 'beforeunload' event listener
// since the 'DOMContentLoaded' event is not fired on 'pageshow'.
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) {
// history.state.chromecomState is managed by chromecom.js.
if (typeof PDFJSDev !== 'undefined' && PDFJSDev.test('CHROME') &&
window.history.state && 'chromecomState' in window.history.state) {
stateObj = stateObj || {};
stateObj.chromecomState = window.history.state.chromecomState;
}
if (replace) {
if (typeof PDFJSDev === 'undefined' ||
PDFJSDev.test('GENERIC || CHROME')) {
window.history.replaceState(stateObj, '', document.URL);
} else {
window.history.replaceState(stateObj, '');
}
} else {
if (typeof PDFJSDev === 'undefined' ||
PDFJSDev.test('GENERIC || CHROME')) {
window.history.pushState(stateObj, '', document.URL);
} else {
window.history.pushState(stateObj, '');
}
if (typeof PDFJSDev !== 'undefined' && PDFJSDev.test('CHROME') &&
top === window) {
chrome.runtime.sendMessage('showPageAction');
}
}
},
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) {
// Invoked when the user specifies an initial bookmark,
// thus setting initialBookmark, when the document is loaded.
this._pushToHistory(params, false);
this.previousHash = window.location.hash.substring(1);
}
this.updatePreviousBookmark = this.nextHashParam ? false : true;
if (target) {
// If the current document is reloaded,
// avoid creating duplicate entries in the history.
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)) {
// Prevent the history from getting stuck in the current state,
// effectively preventing the user from going back/forward in
// the history.
//
// This happens if the current position in the document didn't change
// when the history was previously updated. The reasons for this are
// either:
// 1. The current zoom value is such that the document does not need to,
// or cannot, be scrolled to display the destination.
// 2. The previous destination is broken, and doesn't actally point to a
// position within the document.
// (This is either due to a bad PDF generator, or the user making a
// mistake when entering a destination in the hash parameters.)
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();
}
}
}
};
export {
PDFHistory,
};

24
web/pdf_link_service.js
View File

@ -13,21 +13,8 @@
* limitations under the License.
*/
'use strict';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/pdf_link_service', ['exports', 'pdfjs-web/ui_utils',
'pdfjs-web/dom_events'], factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./ui_utils.js'), require('./dom_events.js'));
} else {
factory((root.pdfjsWebPDFLinkService = {}), root.pdfjsWebUIUtils,
root.pdfjsWebDOMEvents);
}
}(this, function (exports, uiUtils, domEvents) {
var parseQueryString = uiUtils.parseQueryString;
import { domEvents } from 'pdfjs-web/dom_events';
import { parseQueryString } from 'pdfjs-web/ui_utils';
var PageNumberRegExp = /^\d+$/;
function isPageNumber(str) {
@ -487,6 +474,7 @@ var SimpleLinkService = (function SimpleLinkServiceClosure() {
return SimpleLinkService;
})();
exports.PDFLinkService = PDFLinkService;
exports.SimpleLinkService = SimpleLinkService;
}));
export {
PDFLinkService,
SimpleLinkService,
};

26
web/pdf_outline_viewer.js
View File

@ -13,20 +13,9 @@
* limitations under the License.
*/
'use strict';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/pdf_outline_viewer', ['exports', 'pdfjs-web/pdfjs'],
factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./pdfjs.js'));
} else {
factory((root.pdfjsWebPDFOutlineViewer = {}), root.pdfjsWebPDFJS);
}
}(this, function (exports, pdfjsLib) {
var PDFJS = pdfjsLib.PDFJS;
import {
addLinkAttributes, PDFJS, removeNullCharacters
} from 'pdfjs-web/pdfjs';
var DEFAULT_TITLE = '\u2013';
@ -85,7 +74,7 @@ var PDFOutlineViewer = (function PDFOutlineViewerClosure() {
*/
_bindLink: function PDFOutlineViewer_bindLink(element, item) {
if (item.url) {
pdfjsLib.addLinkAttributes(element, {
addLinkAttributes(element, {
url: item.url,
target: (item.newWindow ? PDFJS.LinkTarget.BLANK : undefined),
});
@ -200,7 +189,7 @@ var PDFOutlineViewer = (function PDFOutlineViewerClosure() {
this._bindLink(element, item);
this._setStyles(element, item);
element.textContent =
pdfjsLib.removeNullCharacters(item.title) || DEFAULT_TITLE;
removeNullCharacters(item.title) || DEFAULT_TITLE;
div.appendChild(element);
@ -231,5 +220,6 @@ var PDFOutlineViewer = (function PDFOutlineViewerClosure() {
return PDFOutlineViewer;
})();
exports.PDFOutlineViewer = PDFOutlineViewer;
}));
export {
PDFOutlineViewer,
};

61
web/pdf_page_view.js
View File

@ -13,31 +13,15 @@
* limitations under the License.
*/
'use strict';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/pdf_page_view', ['exports',
'pdfjs-web/ui_utils', 'pdfjs-web/pdf_rendering_queue',
'pdfjs-web/dom_events', 'pdfjs-web/pdfjs'], factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./ui_utils.js'),
require('./pdf_rendering_queue.js'), require('./dom_events.js'),
require('./pdfjs.js'));
} else {
factory((root.pdfjsWebPDFPageView = {}), root.pdfjsWebUIUtils,
root.pdfjsWebPDFRenderingQueue, root.pdfjsWebDOMEvents,
root.pdfjsWebPDFJS);
}
}(this, function (exports, uiUtils, pdfRenderingQueue, domEvents, pdfjsLib) {
var CSS_UNITS = uiUtils.CSS_UNITS;
var DEFAULT_SCALE = uiUtils.DEFAULT_SCALE;
var getOutputScale = uiUtils.getOutputScale;
var approximateFraction = uiUtils.approximateFraction;
var roundToDivide = uiUtils.roundToDivide;
var RendererType = uiUtils.RendererType;
var RenderingStates = pdfRenderingQueue.RenderingStates;
import {
approximateFraction, CSS_UNITS, DEFAULT_SCALE, getOutputScale, RendererType,
roundToDivide
} from 'pdfjs-web/ui_utils';
import {
CustomStyle, PDFJS, RenderingCancelledException, SVGGraphics
} from 'pdfjs-web/pdfjs';
import { domEvents } from 'pdfjs-web/dom_events';
import { RenderingStates } from 'pdfjs-web/pdf_rendering_queue';
var TEXT_LAYER_RENDER_DELAY = 200; // ms
@ -234,17 +218,17 @@ var PDFPageView = (function PDFPageViewClosure() {
}
var isScalingRestricted = false;
if (this.canvas && pdfjsLib.PDFJS.maxCanvasPixels > 0) {
if (this.canvas && PDFJS.maxCanvasPixels > 0) {
var outputScale = this.outputScale;
if (((Math.floor(this.viewport.width) * outputScale.sx) | 0) *
((Math.floor(this.viewport.height) * outputScale.sy) | 0) >
pdfjsLib.PDFJS.maxCanvasPixels) {
PDFJS.maxCanvasPixels) {
isScalingRestricted = true;
}
}
if (this.canvas) {
if (pdfjsLib.PDFJS.useOnlyCssZoom ||
if (PDFJS.useOnlyCssZoom ||
(this.hasRestrictedScaling && isScalingRestricted)) {
this.cssTransform(this.canvas, true);
@ -290,8 +274,6 @@ var PDFPageView = (function PDFPageViewClosure() {
},
cssTransform: function PDFPageView_transform(target, redrawAnnotations) {
var CustomStyle = pdfjsLib.CustomStyle;
// Scale target (canvas or svg), its wrapper, and page container.
var width = this.viewport.width;
var height = this.viewport.height;
@ -443,7 +425,7 @@ var PDFPageView = (function PDFPageViewClosure() {
if (((typeof PDFJSDev === 'undefined' ||
!PDFJSDev.test('PDFJS_NEXT')) && error === 'cancelled') ||
error instanceof pdfjsLib.RenderingCancelledException) {
error instanceof RenderingCancelledException) {
self.error = null;
return Promise.resolve(undefined);
}
@ -553,7 +535,7 @@ var PDFPageView = (function PDFPageViewClosure() {
var outputScale = getOutputScale(ctx);
this.outputScale = outputScale;
if (pdfjsLib.PDFJS.useOnlyCssZoom) {
if (PDFJS.useOnlyCssZoom) {
var actualSizeViewport = viewport.clone({scale: CSS_UNITS});
// Use a scale that will make the canvas be the original intended size
// of the page.
@ -562,10 +544,9 @@ var PDFPageView = (function PDFPageViewClosure() {
outputScale.scaled = true;
}
if (pdfjsLib.PDFJS.maxCanvasPixels > 0) {
if (PDFJS.maxCanvasPixels > 0) {
var pixelsInViewport = viewport.width * viewport.height;
var maxScale =
Math.sqrt(pdfjsLib.PDFJS.maxCanvasPixels / pixelsInViewport);
var maxScale = Math.sqrt(PDFJS.maxCanvasPixels / pixelsInViewport);
if (outputScale.sx > maxScale || outputScale.sy > maxScale) {
outputScale.sx = maxScale;
outputScale.sy = maxScale;
@ -635,8 +616,8 @@ var PDFPageView = (function PDFPageViewClosure() {
var ensureNotCancelled = function () {
if (cancelled) {
if ((typeof PDFJSDev !== 'undefined' &&
PDFJSDev.test('PDFJS_NEXT')) || pdfjsLib.PDFJS.pdfjsNext) {
throw new pdfjsLib.RenderingCancelledException(
PDFJSDev.test('PDFJS_NEXT')) || PDFJS.pdfjsNext) {
throw new RenderingCancelledException(
'Rendering cancelled, page ' + self.id, 'svg');
} else {
throw 'cancelled'; // eslint-disable-line no-throw-literal
@ -646,7 +627,6 @@ var PDFPageView = (function PDFPageViewClosure() {
var self = this;
var pdfPage = this.pdfPage;
var SVGGraphics = pdfjsLib.SVGGraphics;
var actualSizeViewport = this.viewport.clone({scale: CSS_UNITS});
var promise = pdfPage.getOperatorList().then(function (opList) {
ensureNotCancelled();
@ -691,5 +671,6 @@ var PDFPageView = (function PDFPageViewClosure() {
return PDFPageView;
})();
exports.PDFPageView = PDFPageView;
}));
export {
PDFPageView,
};

19
web/pdf_presentation_mode.js
View File

@ -13,19 +13,7 @@
* limitations under the License.
*/
'use strict';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/pdf_presentation_mode', ['exports', 'pdfjs-web/ui_utils'],
factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./ui_utils.js'));
} else {
factory((root.pdfjsWebPDFPresentationMode = {}), root.pdfjsWebUIUtils);
}
}(this, function (exports, uiUtils) {
var normalizeWheelEventDelta = uiUtils.normalizeWheelEventDelta;
import { normalizeWheelEventDelta } from 'pdfjs-web/ui_utils';
var DELAY_BEFORE_RESETTING_SWITCH_IN_PROGRESS = 1500; // in ms
var DELAY_BEFORE_HIDING_CONTROLS = 3000; // in ms
@ -517,5 +505,6 @@ var PDFPresentationMode = (function PDFPresentationModeClosure() {
return PDFPresentationMode;
})();
exports.PDFPresentationMode = PDFPresentationMode;
}));
export {
PDFPresentationMode,
};

575
web/pdf_print_service.js
View File

@ -13,338 +13,323 @@
* limitations under the License.
*/
'use strict';
import { CSS_UNITS, mozL10n } from 'pdfjs-web/ui_utils';
import { OverlayManager } from 'pdfjs-web/overlay_manager';
import { PDFJS } from 'pdfjs-web/pdfjs';
import { PDFPrintServiceFactory } from 'pdfjs-web/app';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/pdf_print_service', ['exports', 'pdfjs-web/ui_utils',
'pdfjs-web/overlay_manager', 'pdfjs-web/app', 'pdfjs-web/pdfjs'],
factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./ui_utils.js'), require('./overlay_manager.js'),
require('./app.js'), require('./pdfjs.js'));
} else {
factory((root.pdfjsWebPDFPrintService = {}), root.pdfjsWebUIUtils,
root.pdfjsWebOverlayManager, root.pdfjsWebApp, root.pdfjsWebPDFJS);
}
}(this, function (exports, uiUtils, overlayManager, app, pdfjsLib) {
var mozL10n = uiUtils.mozL10n;
var CSS_UNITS = uiUtils.CSS_UNITS;
var PDFPrintServiceFactory = app.PDFPrintServiceFactory;
var OverlayManager = overlayManager.OverlayManager;
var activeService = null;
var activeService = null;
// Renders the page to the canvas of the given print service, and returns
// the suggested dimensions of the output page.
function renderPage(activeServiceOnEntry, pdfDocument, pageNumber, size) {
var scratchCanvas = activeService.scratchCanvas;
// Renders the page to the canvas of the given print service, and returns
// the suggested dimensions of the output page.
function renderPage(activeServiceOnEntry, pdfDocument, pageNumber, size) {
var scratchCanvas = activeService.scratchCanvas;
// The size of the canvas in pixels for printing.
var PRINT_RESOLUTION = 150;
var PRINT_UNITS = PRINT_RESOLUTION / 72.0;
scratchCanvas.width = Math.floor(size.width * PRINT_UNITS);
scratchCanvas.height = Math.floor(size.height * PRINT_UNITS);
// The size of the canvas in pixels for printing.
var PRINT_RESOLUTION = 150;
var PRINT_UNITS = PRINT_RESOLUTION / 72.0;
scratchCanvas.width = Math.floor(size.width * PRINT_UNITS);
scratchCanvas.height = Math.floor(size.height * PRINT_UNITS);
// The physical size of the img as specified by the PDF document.
var width = Math.floor(size.width * CSS_UNITS) + 'px';
var height = Math.floor(size.height * CSS_UNITS) + 'px';
// The physical size of the img as specified by the PDF document.
var width = Math.floor(size.width * CSS_UNITS) + 'px';
var height = Math.floor(size.height * CSS_UNITS) + 'px';
var ctx = scratchCanvas.getContext('2d');
ctx.save();
ctx.fillStyle = 'rgb(255, 255, 255)';
ctx.fillRect(0, 0, scratchCanvas.width, scratchCanvas.height);
ctx.restore();
var ctx = scratchCanvas.getContext('2d');
ctx.save();
ctx.fillStyle = 'rgb(255, 255, 255)';
ctx.fillRect(0, 0, scratchCanvas.width, scratchCanvas.height);
ctx.restore();
return pdfDocument.getPage(pageNumber).then(function (pdfPage) {
var renderContext = {
canvasContext: ctx,
transform: [PRINT_UNITS, 0, 0, PRINT_UNITS, 0, 0],
viewport: pdfPage.getViewport(1, size.rotation),
intent: 'print'
};
return pdfPage.render(renderContext).promise;
}).then(function () {
return {
width: width,
height: height,
};
});
}
return pdfDocument.getPage(pageNumber).then(function (pdfPage) {
var renderContext = {
canvasContext: ctx,
transform: [PRINT_UNITS, 0, 0, PRINT_UNITS, 0, 0],
viewport: pdfPage.getViewport(1, size.rotation),
intent: 'print'
};
return pdfPage.render(renderContext).promise;
}).then(function () {
return {
width: width,
height: height,
};
});
}
function PDFPrintService(pdfDocument, pagesOverview, printContainer) {
this.pdfDocument = pdfDocument;
this.pagesOverview = pagesOverview;
this.printContainer = printContainer;
this.currentPage = -1;
// The temporary canvas where renderPage paints one page at a time.
this.scratchCanvas = document.createElement('canvas');
}
function PDFPrintService(pdfDocument, pagesOverview, printContainer) {
this.pdfDocument = pdfDocument;
this.pagesOverview = pagesOverview;
this.printContainer = printContainer;
this.currentPage = -1;
// The temporary canvas where renderPage paints one page at a time.
this.scratchCanvas = document.createElement('canvas');
}
PDFPrintService.prototype = {
layout: function () {
this.throwIfInactive();
PDFPrintService.prototype = {
layout: function () {
this.throwIfInactive();
var body = document.querySelector('body');
body.setAttribute('data-pdfjsprinting', true);
var body = document.querySelector('body');
body.setAttribute('data-pdfjsprinting', true);
var hasEqualPageSizes = this.pagesOverview.every(function (size) {
return size.width === this.pagesOverview[0].width &&
size.height === this.pagesOverview[0].height;
}, this);
if (!hasEqualPageSizes) {
console.warn('Not all pages have the same size. The printed ' +
'result may be incorrect!');
}
var hasEqualPageSizes = this.pagesOverview.every(function (size) {
return size.width === this.pagesOverview[0].width &&
size.height === this.pagesOverview[0].height;
}, this);
if (!hasEqualPageSizes) {
console.warn('Not all pages have the same size. The printed ' +
'result may be incorrect!');
// Insert a @page + size rule to make sure that the page size is correctly
// set. Note that we assume that all pages have the same size, because
// variable-size pages are not supported yet (e.g. in Chrome & Firefox).
// TODO(robwu): Use named pages when size calculation bugs get resolved
// (e.g. https://crbug.com/355116) AND when support for named pages is
// added (http://www.w3.org/TR/css3-page/#using-named-pages).
// In browsers where @page + size is not supported (such as Firefox,
// https://bugzil.la/851441), the next stylesheet will be ignored and the
// user has to select the correct paper size in the UI if wanted.
this.pageStyleSheet = document.createElement('style');
var pageSize = this.pagesOverview[0];
this.pageStyleSheet.textContent =
// "size:<width> <height>" is what we need. But also add "A4" because
// Firefox incorrectly reports support for the other value.
'@supports ((size:A4) and (size:1pt 1pt)) {' +
'@page { size: ' + pageSize.width + 'pt ' + pageSize.height + 'pt;}' +
'}';
body.appendChild(this.pageStyleSheet);
},
destroy: function () {
if (activeService !== this) {
// |activeService| cannot be replaced without calling destroy() first,
// so if it differs then an external consumer has a stale reference to
// us.
return;
}
this.printContainer.textContent = '';
if (this.pageStyleSheet && this.pageStyleSheet.parentNode) {
this.pageStyleSheet.parentNode.removeChild(this.pageStyleSheet);
this.pageStyleSheet = null;
}
this.scratchCanvas.width = this.scratchCanvas.height = 0;
this.scratchCanvas = null;
activeService = null;
ensureOverlay().then(function () {
if (OverlayManager.active !== 'printServiceOverlay') {
return; // overlay was already closed
}
OverlayManager.close('printServiceOverlay');
});
},
// Insert a @page + size rule to make sure that the page size is correctly
// set. Note that we assume that all pages have the same size, because
// variable-size pages are not supported yet (e.g. in Chrome & Firefox).
// TODO(robwu): Use named pages when size calculation bugs get resolved
// (e.g. https://crbug.com/355116) AND when support for named pages is
// added (http://www.w3.org/TR/css3-page/#using-named-pages).
// In browsers where @page + size is not supported (such as Firefox,
// https://bugzil.la/851441), the next stylesheet will be ignored and the
// user has to select the correct paper size in the UI if wanted.
this.pageStyleSheet = document.createElement('style');
var pageSize = this.pagesOverview[0];
this.pageStyleSheet.textContent =
// "size:<width> <height>" is what we need. But also add "A4" because
// Firefox incorrectly reports support for the other value.
'@supports ((size:A4) and (size:1pt 1pt)) {' +
'@page { size: ' + pageSize.width + 'pt ' + pageSize.height + 'pt;}' +
'}';
body.appendChild(this.pageStyleSheet);
},
destroy: function () {
if (activeService !== this) {
// |activeService| cannot be replaced without calling destroy() first,
// so if it differs then an external consumer has a stale reference to
// us.
renderPages: function () {
var pageCount = this.pagesOverview.length;
var renderNextPage = function (resolve, reject) {
this.throwIfInactive();
if (++this.currentPage >= pageCount) {
renderProgress(pageCount, pageCount);
resolve();
return;
}
this.printContainer.textContent = '';
if (this.pageStyleSheet && this.pageStyleSheet.parentNode) {
this.pageStyleSheet.parentNode.removeChild(this.pageStyleSheet);
this.pageStyleSheet = null;
}
this.scratchCanvas.width = this.scratchCanvas.height = 0;
this.scratchCanvas = null;
activeService = null;
ensureOverlay().then(function () {
if (OverlayManager.active !== 'printServiceOverlay') {
return; // overlay was already closed
}
OverlayManager.close('printServiceOverlay');
});
},
var index = this.currentPage;
renderProgress(index, pageCount);
renderPage(this, this.pdfDocument, index + 1, this.pagesOverview[index])
.then(this.useRenderedPage.bind(this))
.then(function () {
renderNextPage(resolve, reject);
}, reject);
}.bind(this);
return new Promise(renderNextPage);
},
renderPages: function () {
var pageCount = this.pagesOverview.length;
var renderNextPage = function (resolve, reject) {
this.throwIfInactive();
if (++this.currentPage >= pageCount) {
renderProgress(pageCount, pageCount);
useRenderedPage: function (printItem) {
this.throwIfInactive();
var img = document.createElement('img');
img.style.width = printItem.width;
img.style.height = printItem.height;
var scratchCanvas = this.scratchCanvas;
if (('toBlob' in scratchCanvas) && !PDFJS.disableCreateObjectURL) {
scratchCanvas.toBlob(function (blob) {
img.src = URL.createObjectURL(blob);
});
} else {
img.src = scratchCanvas.toDataURL();
}
var wrapper = document.createElement('div');
wrapper.appendChild(img);
this.printContainer.appendChild(wrapper);
return new Promise(function (resolve, reject) {
img.onload = resolve;
img.onerror = reject;
});
},
performPrint: function () {
this.throwIfInactive();
return new Promise(function (resolve) {
// Push window.print in the macrotask queue to avoid being affected by
// the deprecation of running print() code in a microtask, see
// https://github.com/mozilla/pdf.js/issues/7547.
setTimeout(function () {
if (!this.active) {
resolve();
return;
}
var index = this.currentPage;
renderProgress(index, pageCount);
renderPage(this, this.pdfDocument, index + 1, this.pagesOverview[index])
.then(this.useRenderedPage.bind(this))
.then(function () {
renderNextPage(resolve, reject);
}, reject);
}.bind(this);
return new Promise(renderNextPage);
},
print.call(window);
// Delay promise resolution in case print() was not synchronous.
setTimeout(resolve, 20); // Tidy-up.
}.bind(this), 0);
}.bind(this));
},
useRenderedPage: function (printItem) {
this.throwIfInactive();
var img = document.createElement('img');
img.style.width = printItem.width;
img.style.height = printItem.height;
get active() {
return this === activeService;
},
var scratchCanvas = this.scratchCanvas;
if (('toBlob' in scratchCanvas) &&
!pdfjsLib.PDFJS.disableCreateObjectURL) {
scratchCanvas.toBlob(function (blob) {
img.src = URL.createObjectURL(blob);
});
} else {
img.src = scratchCanvas.toDataURL();
}
var wrapper = document.createElement('div');
wrapper.appendChild(img);
this.printContainer.appendChild(wrapper);
return new Promise(function (resolve, reject) {
img.onload = resolve;
img.onerror = reject;
});
},
performPrint: function () {
this.throwIfInactive();
return new Promise(function (resolve) {
// Push window.print in the macrotask queue to avoid being affected by
// the deprecation of running print() code in a microtask, see
// https://github.com/mozilla/pdf.js/issues/7547.
setTimeout(function () {
if (!this.active) {
resolve();
return;
}
print.call(window);
// Delay promise resolution in case print() was not synchronous.
setTimeout(resolve, 20); // Tidy-up.
}.bind(this), 0);
}.bind(this));
},
get active() {
return this === activeService;
},
throwIfInactive: function () {
if (!this.active) {
throw new Error('This print request was cancelled or completed.');
}
},
};
throwIfInactive: function () {
if (!this.active) {
throw new Error('This print request was cancelled or completed.');
}
},
};
var print = window.print;
window.print = function print() {
var print = window.print;
window.print = function print() {
if (activeService) {
console.warn('Ignored window.print() because of a pending print job.');
return;
}
ensureOverlay().then(function () {
if (activeService) {
console.warn('Ignored window.print() because of a pending print job.');
return;
OverlayManager.open('printServiceOverlay');
}
ensureOverlay().then(function () {
if (activeService) {
OverlayManager.open('printServiceOverlay');
}
});
});
try {
dispatchEvent('beforeprint');
} finally {
if (!activeService) {
console.error('Expected print service to be initialized.');
if (OverlayManager.active === 'printServiceOverlay') {
OverlayManager.close('printServiceOverlay');
}
return; // eslint-disable-line no-unsafe-finally
try {
dispatchEvent('beforeprint');
} finally {
if (!activeService) {
console.error('Expected print service to be initialized.');
if (OverlayManager.active === 'printServiceOverlay') {
OverlayManager.close('printServiceOverlay');
}
var activeServiceOnEntry = activeService;
activeService.renderPages().then(function () {
return activeServiceOnEntry.performPrint();
}).catch(function () {
// Ignore any error messages.
}).then(function () {
// aborts acts on the "active" print request, so we need to check
// whether the print request (activeServiceOnEntry) is still active.
// Without the check, an unrelated print request (created after aborting
// this print request while the pages were being generated) would be
// aborted.
if (activeServiceOnEntry.active) {
abort();
}
});
return; // eslint-disable-line no-unsafe-finally
}
};
function dispatchEvent(eventType) {
var event = document.createEvent('CustomEvent');
event.initCustomEvent(eventType, false, false, 'custom');
window.dispatchEvent(event);
}
function abort() {
if (activeService) {
activeService.destroy();
dispatchEvent('afterprint');
}
}
function renderProgress(index, total) {
var progressContainer = document.getElementById('printServiceOverlay');
var progress = Math.round(100 * index / total);
var progressBar = progressContainer.querySelector('progress');
var progressPerc = progressContainer.querySelector('.relative-progress');
progressBar.value = progress;
progressPerc.textContent = mozL10n.get('print_progress_percent',
{progress: progress}, progress + '%');
}
var hasAttachEvent = !!document.attachEvent;
window.addEventListener('keydown', function(event) {
// Intercept Cmd/Ctrl + P in all browsers.
// Also intercept Cmd/Ctrl + Shift + P in Chrome and Opera
if (event.keyCode === /* P= */ 80 && (event.ctrlKey || event.metaKey) &&
!event.altKey && (!event.shiftKey || window.chrome || window.opera)) {
window.print();
if (hasAttachEvent) {
// Only attachEvent can cancel Ctrl + P dialog in IE <=10
// attachEvent is gone in IE11, so the dialog will re-appear in IE11.
return;
}
event.preventDefault();
if (event.stopImmediatePropagation) {
event.stopImmediatePropagation();
} else {
event.stopPropagation();
}
return;
}
}, true);
if (hasAttachEvent) {
document.attachEvent('onkeydown', function(event) {
event = event || window.event;
if (event.keyCode === /* P= */ 80 && event.ctrlKey) {
event.keyCode = 0;
return false;
var activeServiceOnEntry = activeService;
activeService.renderPages().then(function () {
return activeServiceOnEntry.performPrint();
}).catch(function () {
// Ignore any error messages.
}).then(function () {
// aborts acts on the "active" print request, so we need to check
// whether the print request (activeServiceOnEntry) is still active.
// Without the check, an unrelated print request (created after aborting
// this print request while the pages were being generated) would be
// aborted.
if (activeServiceOnEntry.active) {
abort();
}
});
}
};
if ('onbeforeprint' in window) {
// Do not propagate before/afterprint events when they are not triggered
// from within this polyfill. (FF/IE).
var stopPropagationIfNeeded = function(event) {
if (event.detail !== 'custom' && event.stopImmediatePropagation) {
event.stopImmediatePropagation();
}
};
window.addEventListener('beforeprint', stopPropagationIfNeeded);
window.addEventListener('afterprint', stopPropagationIfNeeded);
function dispatchEvent(eventType) {
var event = document.createEvent('CustomEvent');
event.initCustomEvent(eventType, false, false, 'custom');
window.dispatchEvent(event);
}
function abort() {
if (activeService) {
activeService.destroy();
dispatchEvent('afterprint');
}
}
var overlayPromise;
function ensureOverlay() {
if (!overlayPromise) {
overlayPromise = OverlayManager.register('printServiceOverlay',
document.getElementById('printServiceOverlay'), abort, true);
document.getElementById('printCancel').onclick = abort;
function renderProgress(index, total) {
var progressContainer = document.getElementById('printServiceOverlay');
var progress = Math.round(100 * index / total);
var progressBar = progressContainer.querySelector('progress');
var progressPerc = progressContainer.querySelector('.relative-progress');
progressBar.value = progress;
progressPerc.textContent = mozL10n.get('print_progress_percent',
{progress: progress}, progress + '%');
}
var hasAttachEvent = !!document.attachEvent;
window.addEventListener('keydown', function(event) {
// Intercept Cmd/Ctrl + P in all browsers.
// Also intercept Cmd/Ctrl + Shift + P in Chrome and Opera
if (event.keyCode === /* P= */ 80 && (event.ctrlKey || event.metaKey) &&
!event.altKey && (!event.shiftKey || window.chrome || window.opera)) {
window.print();
if (hasAttachEvent) {
// Only attachEvent can cancel Ctrl + P dialog in IE <=10
// attachEvent is gone in IE11, so the dialog will re-appear in IE11.
return;
}
return overlayPromise;
event.preventDefault();
if (event.stopImmediatePropagation) {
event.stopImmediatePropagation();
} else {
event.stopPropagation();
}
return;
}
}, true);
if (hasAttachEvent) {
document.attachEvent('onkeydown', function(event) {
event = event || window.event;
if (event.keyCode === /* P= */ 80 && event.ctrlKey) {
event.keyCode = 0;
return false;
}
});
}
PDFPrintServiceFactory.instance = {
supportsPrinting: true,
createPrintService: function (pdfDocument, pagesOverview, printContainer) {
if (activeService) {
throw new Error('The print service is created and active.');
}
activeService = new PDFPrintService(pdfDocument, pagesOverview,
printContainer);
return activeService;
if ('onbeforeprint' in window) {
// Do not propagate before/afterprint events when they are not triggered
// from within this polyfill. (FF/IE).
var stopPropagationIfNeeded = function(event) {
if (event.detail !== 'custom' && event.stopImmediatePropagation) {
event.stopImmediatePropagation();
}
};
window.addEventListener('beforeprint', stopPropagationIfNeeded);
window.addEventListener('afterprint', stopPropagationIfNeeded);
}
exports.PDFPrintService = PDFPrintService;
}));
var overlayPromise;
function ensureOverlay() {
if (!overlayPromise) {
overlayPromise = OverlayManager.register('printServiceOverlay',
document.getElementById('printServiceOverlay'), abort, true);
document.getElementById('printCancel').onclick = abort;
}
return overlayPromise;
}
PDFPrintServiceFactory.instance = {
supportsPrinting: true,
createPrintService: function (pdfDocument, pagesOverview, printContainer) {
if (activeService) {
throw new Error('The print service is created and active.');
}
activeService = new PDFPrintService(pdfDocument, pagesOverview,
printContainer);
return activeService;
}
};
export {
PDFPrintService,
};

19
web/pdf_rendering_queue.js
View File

@ -13,18 +13,6 @@
* limitations under the License.
*/
'use strict';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/pdf_rendering_queue', ['exports'], factory);
} else if (typeof exports !== 'undefined') {
factory(exports);
} else {
factory((root.pdfjsWebPDFRenderingQueue = {}));
}
}(this, function (exports) {
var CLEANUP_TIMEOUT = 30000;
var RenderingStates = {
@ -186,6 +174,7 @@ var PDFRenderingQueue = (function PDFRenderingQueueClosure() {
return PDFRenderingQueue;
})();
exports.RenderingStates = RenderingStates;
exports.PDFRenderingQueue = PDFRenderingQueue;
}));
export {
RenderingStates,
PDFRenderingQueue,
};

26
web/pdf_sidebar.js
View File

@ -13,23 +13,8 @@
* limitations under the License.
*/
'use strict';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/pdf_sidebar', ['exports',
'pdfjs-web/pdf_rendering_queue', 'pdfjs-web/ui_utils'], factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./pdf_rendering_queue.js'),
require('./ui_utils.js'));
} else {
factory((root.pdfjsWebPDFSidebar = {}), root.pdfjsWebPDFRenderingQueue,
root.pdfjsWebUIUtils);
}
}(this, function (exports, pdfRenderingQueue, uiUtils) {
var RenderingStates = pdfRenderingQueue.RenderingStates;
var mozL10n = uiUtils.mozL10n;
import { mozL10n } from 'pdfjs-web/ui_utils';
import { RenderingStates } from 'pdfjs-web/pdf_rendering_queue';
var UI_NOTIFICATION_CLASS = 'pdfSidebarNotification';
@ -460,6 +445,7 @@ var PDFSidebar = (function PDFSidebarClosure() {
return PDFSidebar;
})();
exports.SidebarView = SidebarView;
exports.PDFSidebar = PDFSidebar;
}));
export {
SidebarView,
PDFSidebar,
};

25
web/pdf_thumbnail_view.js
View File

@ -13,24 +13,8 @@
* limitations under the License.
*/
'use strict';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/pdf_thumbnail_view', ['exports',
'pdfjs-web/ui_utils', 'pdfjs-web/pdf_rendering_queue'], factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./ui_utils.js'),
require('./pdf_rendering_queue.js'));
} else {
factory((root.pdfjsWebPDFThumbnailView = {}), root.pdfjsWebUIUtils,
root.pdfjsWebPDFRenderingQueue);
}
}(this, function (exports, uiUtils, pdfRenderingQueue) {
var mozL10n = uiUtils.mozL10n;
var getOutputScale = uiUtils.getOutputScale;
var RenderingStates = pdfRenderingQueue.RenderingStates;
import { getOutputScale, mozL10n } from 'pdfjs-web/ui_utils';
import { RenderingStates } from 'pdfjs-web/pdf_rendering_queue';
var THUMBNAIL_WIDTH = 98; // px
var THUMBNAIL_CANVAS_BORDER_WIDTH = 1; // px
@ -430,5 +414,6 @@ var PDFThumbnailView = (function PDFThumbnailViewClosure() {
PDFThumbnailView.tempImageCache = null;
exports.PDFThumbnailView = PDFThumbnailView;
}));
export {
PDFThumbnailView,
};

28
web/pdf_thumbnail_viewer.js
View File

@ -13,25 +13,10 @@
* limitations under the License.
*/
'use strict';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/pdf_thumbnail_viewer', ['exports',
'pdfjs-web/ui_utils', 'pdfjs-web/pdf_thumbnail_view'], factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./ui_utils.js'),
require('./pdf_thumbnail_view.js'));
} else {
factory((root.pdfjsWebPDFThumbnailViewer = {}), root.pdfjsWebUIUtils,
root.pdfjsWebPDFThumbnailView);
}
}(this, function (exports, uiUtils, pdfThumbnailView) {
var watchScroll = uiUtils.watchScroll;
var getVisibleElements = uiUtils.getVisibleElements;
var scrollIntoView = uiUtils.scrollIntoView;
var PDFThumbnailView = pdfThumbnailView.PDFThumbnailView;
import {
getVisibleElements, scrollIntoView, watchScroll
} from 'pdfjs-web/ui_utils';
import { PDFThumbnailView } from 'pdfjs-web/pdf_thumbnail_view';
var THUMBNAIL_SCROLL_MARGIN = -19;
@ -247,5 +232,6 @@ var PDFThumbnailViewer = (function PDFThumbnailViewerClosure() {
return PDFThumbnailViewer;
})();
exports.PDFThumbnailViewer = PDFThumbnailViewer;
}));
export {
PDFThumbnailViewer,
};

69
web/pdf_viewer.js
View File

@ -13,48 +13,20 @@
* limitations under the License.
*/
'use strict';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/pdf_viewer', ['exports', 'pdfjs-web/ui_utils',
'pdfjs-web/pdf_page_view', 'pdfjs-web/pdf_rendering_queue',
'pdfjs-web/text_layer_builder', 'pdfjs-web/annotation_layer_builder',
'pdfjs-web/pdf_link_service', 'pdfjs-web/dom_events', 'pdfjs-web/pdfjs'],
factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./ui_utils.js'), require('./pdf_page_view.js'),
require('./pdf_rendering_queue.js'), require('./text_layer_builder.js'),
require('./annotation_layer_builder.js'),
require('./pdf_link_service.js'), require('./dom_events.js'),
require('./pdfjs.js'));
} else {
factory((root.pdfjsWebPDFViewer = {}), root.pdfjsWebUIUtils,
root.pdfjsWebPDFPageView, root.pdfjsWebPDFRenderingQueue,
root.pdfjsWebTextLayerBuilder, root.pdfjsWebAnnotationLayerBuilder,
root.pdfjsWebPDFLinkService, root.pdfjsWebDOMEvents, root.pdfjsWebPDFJS);
}
}(this, function (exports, uiUtils, pdfPageView, pdfRenderingQueue,
textLayerBuilder, annotationLayerBuilder, pdfLinkService,
domEvents, pdfjsLib) {
var UNKNOWN_SCALE = uiUtils.UNKNOWN_SCALE;
var SCROLLBAR_PADDING = uiUtils.SCROLLBAR_PADDING;
var VERTICAL_PADDING = uiUtils.VERTICAL_PADDING;
var MAX_AUTO_SCALE = uiUtils.MAX_AUTO_SCALE;
var CSS_UNITS = uiUtils.CSS_UNITS;
var DEFAULT_SCALE = uiUtils.DEFAULT_SCALE;
var DEFAULT_SCALE_VALUE = uiUtils.DEFAULT_SCALE_VALUE;
var RendererType = uiUtils.RendererType;
var scrollIntoView = uiUtils.scrollIntoView;
var watchScroll = uiUtils.watchScroll;
var getVisibleElements = uiUtils.getVisibleElements;
var PDFPageView = pdfPageView.PDFPageView;
var RenderingStates = pdfRenderingQueue.RenderingStates;
var PDFRenderingQueue = pdfRenderingQueue.PDFRenderingQueue;
var TextLayerBuilder = textLayerBuilder.TextLayerBuilder;
var AnnotationLayerBuilder = annotationLayerBuilder.AnnotationLayerBuilder;
var SimpleLinkService = pdfLinkService.SimpleLinkService;
import {
CSS_UNITS, DEFAULT_SCALE, DEFAULT_SCALE_VALUE, getVisibleElements,
MAX_AUTO_SCALE, RendererType, SCROLLBAR_PADDING, scrollIntoView,
UNKNOWN_SCALE, VERTICAL_PADDING, watchScroll
} from 'pdfjs-web/ui_utils';
import {
PDFRenderingQueue, RenderingStates,
} from 'pdfjs-web/pdf_rendering_queue';
import { AnnotationLayerBuilder } from 'pdfjs-web/annotation_layer_builder';
import { domEvents } from 'pdfjs-web/dom_events';
import { PDFJS } from 'pdfjs-web/pdfjs';
import { PDFPageView } from 'pdfjs-web/pdf_page_view';
import { SimpleLinkService } from 'pdfjs-web/pdf_link_service';
import { TextLayerBuilder } from 'pdfjs-web/text_layer_builder';
var PresentationModeState = {
UNKNOWN: 0,
@ -390,7 +362,7 @@ var PDFViewer = (function pdfViewer() {
var viewport = pdfPage.getViewport(scale * CSS_UNITS);
for (var pageNum = 1; pageNum <= pagesCount; ++pageNum) {
var textLayerFactory = null;
if (!pdfjsLib.PDFJS.disableTextLayer) {
if (!PDFJS.disableTextLayer) {
textLayerFactory = this;
}
var pageView = new PDFPageView({
@ -416,7 +388,7 @@ var PDFViewer = (function pdfViewer() {
// starts to create the correct size canvas. Wait until one page is
// rendered so we don't tie up too many resources early on.
onePageRendered.then(function () {
if (!pdfjsLib.PDFJS.disableAutoFetch) {
if (!PDFJS.disableAutoFetch) {
var getPagesLeft = pagesCount;
for (var pageNum = 1; pageNum <= pagesCount; ++pageNum) {
pdfDocument.getPage(pageNum).then(function (pageNum, pdfPage) {
@ -528,7 +500,7 @@ var PDFViewer = (function pdfViewer() {
if (!noScroll) {
var page = this._currentPageNumber, dest;
if (this._location && !pdfjsLib.PDFJS.ignoreCurrentPositionOnZoom &&
if (this._location && !PDFJS.ignoreCurrentPositionOnZoom &&
!(this.isInPresentationMode || this.isChangingPresentationMode)) {
page = this._location.pageNumber;
dest = [null, { name: 'XYZ' }, this._location.left,
@ -988,6 +960,7 @@ var PDFViewer = (function pdfViewer() {
return PDFViewer;
})();
exports.PresentationModeState = PresentationModeState;
exports.PDFViewer = PDFViewer;
}));
export {
PresentationModeState,
PDFViewer,
};

17
web/preferences.js
View File

@ -13,18 +13,6 @@
* limitations under the License.
*/
'use strict';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/preferences', ['exports'], factory);
} else if (typeof exports !== 'undefined') {
factory(exports);
} else {
factory((root.pdfjsWebPreferences = {}));
}
}(this, function (exports) {
var defaultPreferences = null;
function getDefaultPreferences() {
if (!defaultPreferences) {
@ -221,5 +209,6 @@ if (typeof PDFJSDev === 'undefined' ||
};
}
exports.Preferences = Preferences;
}));
export {
Preferences,
};

21
web/secondary_toolbar.js
View File

@ -13,21 +13,7 @@
* limitations under the License.
*/
'use strict';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/secondary_toolbar', ['exports', 'pdfjs-web/ui_utils'],
factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./ui_utils.js'));
} else {
factory((root.pdfjsWebSecondaryToolbar = {}), root.pdfjsWebUIUtils);
}
}(this, function (exports, uiUtils) {
var SCROLLBAR_PADDING = uiUtils.SCROLLBAR_PADDING;
var mozL10n = uiUtils.mozL10n;
import { mozL10n, SCROLLBAR_PADDING } from 'pdfjs-web/ui_utils';
/**
* @typedef {Object} SecondaryToolbarOptions
@ -241,5 +227,6 @@ var SecondaryToolbar = (function SecondaryToolbarClosure() {
return SecondaryToolbar;
})();
exports.SecondaryToolbar = SecondaryToolbar;
}));
export {
SecondaryToolbar,
};

24
web/text_layer_builder.js
View File

@ -13,19 +13,8 @@
* limitations under the License.
*/
'use strict';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/text_layer_builder', ['exports', 'pdfjs-web/dom_events',
'pdfjs-web/pdfjs'], factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./dom_events.js'), require('./pdfjs.js'));
} else {
factory((root.pdfjsWebTextLayerBuilder = {}), root.pdfjsWebDOMEvents,
root.pdfjsWebPDFJS);
}
}(this, function (exports, domEvents, pdfjsLib) {
import { domEvents } from 'pdfjs-web/dom_events';
import { renderTextLayer } from 'pdfjs-web/pdfjs';
var EXPAND_DIVS_TIMEOUT = 300; // ms
@ -97,7 +86,7 @@ var TextLayerBuilder = (function TextLayerBuilderClosure() {
this.textDivs = [];
var textLayerFrag = document.createDocumentFragment();
this.textLayerRenderTask = pdfjsLib.renderTextLayer({
this.textLayerRenderTask = renderTextLayer({
textContent: this.textContent,
container: textLayerFrag,
viewport: this.viewport,
@ -419,6 +408,7 @@ DefaultTextLayerFactory.prototype = {
}
};
exports.TextLayerBuilder = TextLayerBuilder;
exports.DefaultTextLayerFactory = DefaultTextLayerFactory;
}));
export {
TextLayerBuilder,
DefaultTextLayerFactory,
};

31
web/toolbar.js
View File

@ -13,28 +13,10 @@
* limitations under the License.
*/
'use strict';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/toolbar', ['exports', 'pdfjs-web/ui_utils'],
factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./ui_utils.js'));
} else {
factory((root.pdfjsWebToolbar = {}), root.pdfjsWebUIUtils);
}
}(this, function (exports, uiUtils) {
var mozL10n = uiUtils.mozL10n;
var noContextMenuHandler = uiUtils.noContextMenuHandler;
var animationStarted = uiUtils.animationStarted;
var localized = uiUtils.localized;
var DEFAULT_SCALE_VALUE = uiUtils.DEFAULT_SCALE_VALUE;
var DEFAULT_SCALE = uiUtils.DEFAULT_SCALE;
var MIN_SCALE = uiUtils.MIN_SCALE;
var MAX_SCALE = uiUtils.MAX_SCALE;
import {
animationStarted, DEFAULT_SCALE, DEFAULT_SCALE_VALUE, localized, MAX_SCALE,
MIN_SCALE, mozL10n, noContextMenuHandler
} from 'pdfjs-web/ui_utils';
var PAGE_NUMBER_LOADING_INDICATOR = 'visiblePageIsLoading';
var SCALE_SELECT_CONTAINER_PADDING = 8;
@ -286,5 +268,6 @@ var Toolbar = (function ToolbarClosure() {
return Toolbar;
})();
exports.Toolbar = Toolbar;
}));
export {
Toolbar,
};

71
web/ui_utils.js
View File

@ -13,17 +13,7 @@
* limitations under the License.
*/
'use strict';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/ui_utils', ['exports', 'pdfjs-web/pdfjs'], factory);
} else if (typeof exports !== 'undefined') {
factory(exports, require('./pdfjs.js'));
} else {
factory((root.pdfjsWebUIUtils = {}), root.pdfjsWebPDFJS);
}
}(this, function (exports, pdfjsLib) {
import { PDFJS } from 'pdfjs-web/pdfjs';
var CSS_UNITS = 96.0 / 72.0;
var DEFAULT_SCALE_VALUE = 'auto';
@ -42,8 +32,6 @@ var RendererType = {
var mozL10n = document.mozL10n || document.webL10n;
var PDFJS = pdfjsLib.PDFJS;
/**
* Disables fullscreen support, and by extension Presentation Mode,
* in browsers which support the fullscreen API.
@ -94,7 +82,7 @@ if (typeof PDFJSDev === 'undefined' ||
* @var {string}
*/
PDFJS.locale = (PDFJS.locale === undefined ? navigator.language :
PDFJS.locale);
PDFJS.locale);
}
/**
@ -571,30 +559,31 @@ var ProgressBar = (function ProgressBarClosure() {
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;
}));
export {
CSS_UNITS,
DEFAULT_SCALE_VALUE,
DEFAULT_SCALE,
MIN_SCALE,
MAX_SCALE,
UNKNOWN_SCALE,
MAX_AUTO_SCALE,
SCROLLBAR_PADDING,
VERTICAL_PADDING,
RendererType,
mozL10n,
EventBus,
ProgressBar,
getPDFFileNameFromURL,
noContextMenuHandler,
parseQueryString,
getVisibleElements,
roundToDivide,
approximateFraction,
getOutputScale,
scrollIntoView,
watchScroll,
binarySearchFirstItem,
normalizeWheelEventDelta,
animationStarted,
localized,
};

17
web/view_history.js
View File

@ -13,18 +13,6 @@
* limitations under the License.
*/
'use strict';
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
define('pdfjs-web/view_history', ['exports'], factory);
} else if (typeof exports !== 'undefined') {
factory(exports);
} else {
factory((root.pdfjsWebViewHistory = {}));
}
}(this, function (exports) {
var DEFAULT_VIEW_HISTORY_CACHE_SIZE = 20;
/**
@ -142,5 +130,6 @@ var ViewHistory = (function ViewHistoryClosure() {
return ViewHistory;
})();
exports.ViewHistory = ViewHistory;
}));
export {
ViewHistory,
};

4
web/viewer.js
View File

@ -50,6 +50,7 @@ if (typeof PDFJSDev !== 'undefined' && PDFJSDev.test('CHROME')) {
}
if (typeof PDFJSDev !== 'undefined' && PDFJSDev.test('CHROME || GENERIC')) {
require('./pdf_print_service.js');
require('./download_manager.js');
}
function getViewerConfiguration() {
@ -172,7 +173,8 @@ function webViewerLoad() {
var config = getViewerConfiguration();
if (typeof PDFJSDev === 'undefined' || !PDFJSDev.test('PRODUCTION')) {
Promise.all([SystemJS.import('pdfjs-web/app'),
SystemJS.import('pdfjs-web/pdf_print_service')])
SystemJS.import('pdfjs-web/pdf_print_service'),
SystemJS.import('pdfjs-web/download_manager')])
.then(function (modules) {
var app = modules[0];
window.PDFViewerApplication = app.PDFViewerApplication;