mirror of
https://github.com/mozilla/pdf.js.git
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107 lines
3.1 KiB
JavaScript
107 lines
3.1 KiB
JavaScript
/* Copyright 2026 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 { getDocument, GlobalWorkerOptions } from "pdfjs-lib";
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import { EventBus } from "../../web/event_utils.js";
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import { GenericL10n } from "../../web/genericl10n.js";
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import { PDFFindController } from "../../web/pdf_find_controller.js";
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import { PDFLinkService } from "../../web/pdf_link_service.js";
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import { PDFScriptingManager } from "../../web/pdf_scripting_manager.js";
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import { PDFViewer } from "../../web/pdf_viewer.js";
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// The workerSrc property shall be specified.
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//
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GlobalWorkerOptions.workerSrc =
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typeof PDFJSDev === "undefined"
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? "../../src/pdf.worker.js"
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: "../../build/pdf.worker.mjs";
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// Some PDFs need external cmaps.
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//
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const CMAP_URL =
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typeof PDFJSDev === "undefined"
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? "../../external/bcmaps/"
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: "../../web/cmaps/";
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const DEFAULT_URL = "../../web/compressed.tracemonkey-pldi-09.pdf";
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const ENABLE_XFA = true;
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const SEARCH_FOR = ""; // try "Mozilla";
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const SANDBOX_BUNDLE_SRC = new URL(
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typeof PDFJSDev === "undefined"
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? "../../src/pdf.sandbox.js"
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: "../../build/pdf.sandbox.mjs",
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window.location
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);
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const fileUrl = new URLSearchParams(location.search).get("file") ?? DEFAULT_URL;
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const container = document.getElementById("viewerContainer");
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const eventBus = new EventBus();
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// (Optionally) enable hyperlinks within PDF files.
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const pdfLinkService = new PDFLinkService({
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eventBus,
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});
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// (Optionally) enable find controller.
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const pdfFindController = new PDFFindController({
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eventBus,
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linkService: pdfLinkService,
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});
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// (Optionally) enable scripting support.
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const pdfScriptingManager = new PDFScriptingManager({
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eventBus,
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sandboxBundleSrc: SANDBOX_BUNDLE_SRC,
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});
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const pdfViewer = new PDFViewer({
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container,
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eventBus,
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l10n: new GenericL10n(navigator.language),
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linkService: pdfLinkService,
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findController: pdfFindController,
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scriptingManager: pdfScriptingManager,
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});
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pdfLinkService.setViewer(pdfViewer);
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pdfScriptingManager.setViewer(pdfViewer);
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eventBus.on("pagesinit", function () {
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// We can use pdfViewer now, e.g. let's change default scale.
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pdfViewer.currentScaleValue = "page-width";
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// We can try searching for things.
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if (SEARCH_FOR) {
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eventBus.dispatch("find", { type: "", query: SEARCH_FOR });
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}
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});
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// Loading document.
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const loadingTask = getDocument({
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url: fileUrl,
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cMapUrl: CMAP_URL,
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enableXfa: ENABLE_XFA,
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});
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const pdfDocument = await loadingTask.promise;
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// Document loaded, specifying document for the viewer and
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// the (optional) linkService.
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pdfViewer.setDocument(pdfDocument);
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pdfLinkService.setDocument(pdfDocument, null);
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