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342
web/viewer.js
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342
web/viewer.js
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/* Copyright 2016 Mozilla Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import { RenderingStates, ScrollMode, SpreadMode } from "./ui_utils.js";
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import { AppOptions } from "./app_options.js";
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import { LinkTarget } from "./pdf_link_service.js";
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import { PDFViewerApplication } from "./app.js";
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const AppConstants =
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typeof PDFJSDev === "undefined" || PDFJSDev.test("GENERIC")
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? { LinkTarget, RenderingStates, ScrollMode, SpreadMode }
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: null;
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window.PDFViewerApplication = PDFViewerApplication;
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window.PDFViewerApplicationConstants = AppConstants;
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window.PDFViewerApplicationOptions = AppOptions;
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function getViewerConfiguration() {
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return {
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appContainer: document.body,
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principalContainer: document.getElementById("mainContainer"),
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mainContainer: document.getElementById("viewerContainer"),
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viewerContainer: document.getElementById("viewer"),
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viewerAlert: document.getElementById("viewer-alert"),
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toolbar: {
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container: document.getElementById("toolbarContainer"),
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numPages: document.getElementById("numPages"),
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pageNumber: document.getElementById("pageNumber"),
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scaleSelect: document.getElementById("scaleSelect"),
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customScaleOption: document.getElementById("customScaleOption"),
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previous: document.getElementById("previous"),
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next: document.getElementById("next"),
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zoomIn: document.getElementById("zoomInButton"),
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zoomOut: document.getElementById("zoomOutButton"),
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print: document.getElementById("printButton"),
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editorCommentButton: document.getElementById("editorCommentButton"),
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editorCommentParamsToolbar: document.getElementById(
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"editorCommentParamsToolbar"
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),
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editorFreeTextButton: document.getElementById("editorFreeTextButton"),
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editorFreeTextParamsToolbar: document.getElementById(
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"editorFreeTextParamsToolbar"
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),
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editorHighlightButton: document.getElementById("editorHighlightButton"),
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editorHighlightParamsToolbar: document.getElementById(
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"editorHighlightParamsToolbar"
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),
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editorHighlightColorPicker: document.getElementById(
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"editorHighlightColorPicker"
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),
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editorInkButton: document.getElementById("editorInkButton"),
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editorInkParamsToolbar: document.getElementById("editorInkParamsToolbar"),
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editorStampButton: document.getElementById("editorStampButton"),
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editorStampParamsToolbar: document.getElementById(
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"editorStampParamsToolbar"
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),
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editorSignatureButton: document.getElementById("editorSignatureButton"),
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editorSignatureParamsToolbar: document.getElementById(
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"editorSignatureParamsToolbar"
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),
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download: document.getElementById("downloadButton"),
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},
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secondaryToolbar: {
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toolbar: document.getElementById("secondaryToolbar"),
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toggleButton: document.getElementById("secondaryToolbarToggleButton"),
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presentationModeButton: document.getElementById("presentationMode"),
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openFileButton:
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typeof PDFJSDev === "undefined" || PDFJSDev.test("GENERIC")
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? document.getElementById("secondaryOpenFile")
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: null,
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printButton: document.getElementById("secondaryPrint"),
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downloadButton: document.getElementById("secondaryDownload"),
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viewBookmarkButton: document.getElementById("viewBookmark"),
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firstPageButton: document.getElementById("firstPage"),
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lastPageButton: document.getElementById("lastPage"),
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pageRotateCwButton: document.getElementById("pageRotateCw"),
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pageRotateCcwButton: document.getElementById("pageRotateCcw"),
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cursorSelectToolButton: document.getElementById("cursorSelectTool"),
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cursorHandToolButton: document.getElementById("cursorHandTool"),
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scrollPageButton: document.getElementById("scrollPage"),
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scrollVerticalButton: document.getElementById("scrollVertical"),
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scrollHorizontalButton: document.getElementById("scrollHorizontal"),
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scrollWrappedButton: document.getElementById("scrollWrapped"),
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spreadNoneButton: document.getElementById("spreadNone"),
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spreadOddButton: document.getElementById("spreadOdd"),
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spreadEvenButton: document.getElementById("spreadEven"),
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imageAltTextSettingsButton: document.getElementById(
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"imageAltTextSettings"
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),
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imageAltTextSettingsSeparator: document.getElementById(
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"imageAltTextSettingsSeparator"
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),
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documentPropertiesButton: document.getElementById("documentProperties"),
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},
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sidebar: {
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// Divs (and sidebar button)
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outerContainer: document.getElementById("outerContainer"),
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sidebarContainer: document.getElementById("sidebarContainer"),
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toggleButton: document.getElementById("sidebarToggleButton"),
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resizer: document.getElementById("sidebarResizer"),
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// Buttons
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thumbnailButton: document.getElementById("viewThumbnail"),
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outlineButton: document.getElementById("viewOutline"),
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attachmentsButton: document.getElementById("viewAttachments"),
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layersButton: document.getElementById("viewLayers"),
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// Views
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thumbnailView: document.getElementById("thumbnailView"),
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outlineView: document.getElementById("outlineView"),
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attachmentsView: document.getElementById("attachmentsView"),
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layersView: document.getElementById("layersView"),
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// View-specific options
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currentOutlineItemButton: document.getElementById("currentOutlineItem"),
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},
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findBar: {
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bar: document.getElementById("findbar"),
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toggleButton: document.getElementById("viewFindButton"),
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findField: document.getElementById("findInput"),
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highlightAllCheckbox: document.getElementById("findHighlightAll"),
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caseSensitiveCheckbox: document.getElementById("findMatchCase"),
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matchDiacriticsCheckbox: document.getElementById("findMatchDiacritics"),
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entireWordCheckbox: document.getElementById("findEntireWord"),
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findMsg: document.getElementById("findMsg"),
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findResultsCount: document.getElementById("findResultsCount"),
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findPreviousButton: document.getElementById("findPreviousButton"),
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findNextButton: document.getElementById("findNextButton"),
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},
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passwordOverlay: {
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dialog: document.getElementById("passwordDialog"),
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label: document.getElementById("passwordText"),
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input: document.getElementById("password"),
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submitButton: document.getElementById("passwordSubmit"),
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cancelButton: document.getElementById("passwordCancel"),
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},
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documentProperties: {
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dialog: document.getElementById("documentPropertiesDialog"),
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closeButton: document.getElementById("documentPropertiesClose"),
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fields: {
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fileName: document.getElementById("fileNameField"),
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fileSize: document.getElementById("fileSizeField"),
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title: document.getElementById("titleField"),
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author: document.getElementById("authorField"),
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subject: document.getElementById("subjectField"),
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keywords: document.getElementById("keywordsField"),
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creationDate: document.getElementById("creationDateField"),
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modificationDate: document.getElementById("modificationDateField"),
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creator: document.getElementById("creatorField"),
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producer: document.getElementById("producerField"),
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version: document.getElementById("versionField"),
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pageCount: document.getElementById("pageCountField"),
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pageSize: document.getElementById("pageSizeField"),
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linearized: document.getElementById("linearizedField"),
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},
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},
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altTextDialog: {
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dialog: document.getElementById("altTextDialog"),
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optionDescription: document.getElementById("descriptionButton"),
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optionDecorative: document.getElementById("decorativeButton"),
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textarea: document.getElementById("descriptionTextarea"),
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cancelButton: document.getElementById("altTextCancel"),
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saveButton: document.getElementById("altTextSave"),
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},
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newAltTextDialog: {
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dialog: document.getElementById("newAltTextDialog"),
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title: document.getElementById("newAltTextTitle"),
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descriptionContainer: document.getElementById(
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"newAltTextDescriptionContainer"
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),
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textarea: document.getElementById("newAltTextDescriptionTextarea"),
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disclaimer: document.getElementById("newAltTextDisclaimer"),
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learnMore: document.getElementById("newAltTextLearnMore"),
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imagePreview: document.getElementById("newAltTextImagePreview"),
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createAutomatically: document.getElementById(
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"newAltTextCreateAutomatically"
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),
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createAutomaticallyButton: document.getElementById(
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"newAltTextCreateAutomaticallyButton"
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),
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downloadModel: document.getElementById("newAltTextDownloadModel"),
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downloadModelDescription: document.getElementById(
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"newAltTextDownloadModelDescription"
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),
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error: document.getElementById("newAltTextError"),
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errorCloseButton: document.getElementById("newAltTextCloseButton"),
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cancelButton: document.getElementById("newAltTextCancel"),
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notNowButton: document.getElementById("newAltTextNotNow"),
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saveButton: document.getElementById("newAltTextSave"),
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},
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altTextSettingsDialog: {
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dialog: document.getElementById("altTextSettingsDialog"),
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createModelButton: document.getElementById("createModelButton"),
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aiModelSettings: document.getElementById("aiModelSettings"),
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learnMore: document.getElementById("altTextSettingsLearnMore"),
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deleteModelButton: document.getElementById("deleteModelButton"),
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downloadModelButton: document.getElementById("downloadModelButton"),
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showAltTextDialogButton: document.getElementById(
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"showAltTextDialogButton"
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),
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altTextSettingsCloseButton: document.getElementById(
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"altTextSettingsCloseButton"
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),
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closeButton: document.getElementById("altTextSettingsCloseButton"),
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},
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addSignatureDialog: {
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dialog: document.getElementById("addSignatureDialog"),
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panels: document.getElementById("addSignatureActionContainer"),
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typeButton: document.getElementById("addSignatureTypeButton"),
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typeInput: document.getElementById("addSignatureTypeInput"),
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drawButton: document.getElementById("addSignatureDrawButton"),
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drawSVG: document.getElementById("addSignatureDraw"),
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drawPlaceholder: document.getElementById("addSignatureDrawPlaceholder"),
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drawThickness: document.getElementById("addSignatureDrawThickness"),
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imageButton: document.getElementById("addSignatureImageButton"),
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imageSVG: document.getElementById("addSignatureImage"),
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imagePlaceholder: document.getElementById("addSignatureImagePlaceholder"),
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imagePicker: document.getElementById("addSignatureFilePicker"),
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imagePickerLink: document.getElementById("addSignatureImageBrowse"),
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description: document.getElementById("addSignatureDescription"),
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clearButton: document.getElementById("clearSignatureButton"),
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saveContainer: document.getElementById("addSignatureSaveContainer"),
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saveCheckbox: document.getElementById("addSignatureSaveCheckbox"),
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errorBar: document.getElementById("addSignatureError"),
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errorTitle: document.getElementById("addSignatureErrorTitle"),
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errorDescription: document.getElementById("addSignatureErrorDescription"),
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errorCloseButton: document.getElementById("addSignatureErrorCloseButton"),
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cancelButton: document.getElementById("addSignatureCancelButton"),
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addButton: document.getElementById("addSignatureAddButton"),
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},
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editSignatureDialog: {
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dialog: document.getElementById("editSignatureDescriptionDialog"),
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description: document.getElementById("editSignatureDescription"),
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editSignatureView: document.getElementById("editSignatureView"),
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cancelButton: document.getElementById("editSignatureCancelButton"),
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updateButton: document.getElementById("editSignatureUpdateButton"),
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},
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annotationEditorParams: {
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editorCommentsSidebar: document.getElementById("editorCommentsSidebar"),
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editorCommentsSidebarCount: document.getElementById(
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"editorCommentsSidebarCount"
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),
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editorCommentsSidebarTitle: document.getElementById(
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"editorCommentsSidebarTitle"
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),
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editorCommentsSidebarCloseButton: document.getElementById(
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"editorCommentsSidebarCloseButton"
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),
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editorCommentsSidebarList: document.getElementById(
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"editorCommentsSidebarList"
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),
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editorCommentsSidebarResizer: document.getElementById(
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"editorCommentsSidebarResizer"
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),
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editorFreeTextFontSize: document.getElementById("editorFreeTextFontSize"),
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editorFreeTextColor: document.getElementById("editorFreeTextColor"),
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editorInkColor: document.getElementById("editorInkColor"),
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editorInkThickness: document.getElementById("editorInkThickness"),
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editorInkOpacity: document.getElementById("editorInkOpacity"),
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editorStampAddImage: document.getElementById("editorStampAddImage"),
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editorSignatureAddSignature: document.getElementById(
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"editorSignatureAddSignature"
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),
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editorFreeHighlightThickness: document.getElementById(
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"editorFreeHighlightThickness"
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),
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editorHighlightShowAll: document.getElementById("editorHighlightShowAll"),
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},
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printContainer: document.getElementById("printContainer"),
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editorUndoBar: {
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container: document.getElementById("editorUndoBar"),
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message: document.getElementById("editorUndoBarMessage"),
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undoButton: document.getElementById("editorUndoBarUndoButton"),
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closeButton: document.getElementById("editorUndoBarCloseButton"),
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},
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editCommentDialog: {
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dialog: document.getElementById("commentManagerDialog"),
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toolbar: document.getElementById("commentManagerToolbar"),
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title: document.getElementById("commentManagerTitle"),
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textInput: document.getElementById("commentManagerTextInput"),
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cancelButton: document.getElementById("commentManagerCancelButton"),
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saveButton: document.getElementById("commentManagerSaveButton"),
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},
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};
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}
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function webViewerLoad() {
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const config = getViewerConfiguration();
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if (typeof PDFJSDev !== "undefined" && PDFJSDev.test("GENERIC")) {
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// Give custom implementations of the default viewer a simpler way to
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// set various `AppOptions`, by dispatching an event once all viewer
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// files are loaded but *before* the viewer initialization has run.
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const event = new CustomEvent("webviewerloaded", {
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bubbles: true,
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cancelable: true,
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detail: {
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source: window,
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},
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});
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try {
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// Attempt to dispatch the event at the embedding `document`,
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// in order to support cases where the viewer is embedded in
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// a *dynamically* created <iframe> element.
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parent.document.dispatchEvent(event);
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} catch (ex) {
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// The viewer could be in e.g. a cross-origin <iframe> element,
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// fallback to dispatching the event at the current `document`.
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console.error("webviewerloaded:", ex);
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document.dispatchEvent(event);
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}
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}
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PDFViewerApplication.run(config);
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}
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// Block the "load" event until all pages are loaded, to ensure that printing
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// works in Firefox; see https://bugzilla.mozilla.org/show_bug.cgi?id=1618553
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document.blockUnblockOnload?.(true);
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if (
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document.readyState === "interactive" ||
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document.readyState === "complete"
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) {
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webViewerLoad();
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} else {
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document.addEventListener("DOMContentLoaded", webViewerLoad, true);
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}
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export {
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PDFViewerApplication,
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AppConstants as PDFViewerApplicationConstants,
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AppOptions as PDFViewerApplicationOptions,
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};
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Block a user