59c4041a49
This patch also changes most examples to use "top level await", since that's now supported and slightly simplifies the code.
98 lines
2.9 KiB
JavaScript
98 lines
2.9 KiB
JavaScript
/* Copyright 2014 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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if (!pdfjsLib.getDocument || !pdfjsViewer.PDFSinglePageViewer) {
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// eslint-disable-next-line no-alert
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alert("Please build the pdfjs-dist library using\n `gulp dist-install`");
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}
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// The workerSrc property shall be specified.
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//
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pdfjsLib.GlobalWorkerOptions.workerSrc =
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"../../node_modules/pdfjs-dist/build/pdf.worker.mjs";
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// Some PDFs need external cmaps.
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//
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const CMAP_URL = "../../node_modules/pdfjs-dist/cmaps/";
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const CMAP_PACKED = true;
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const DEFAULT_URL = "../../web/compressed.tracemonkey-pldi-09.pdf";
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// To test the AcroForm and/or scripting functionality, try e.g. this file:
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// "../../test/pdfs/160F-2019.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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"../../node_modules/pdfjs-dist/build/pdf.sandbox.mjs",
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window.location
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);
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const container = document.getElementById("viewerContainer");
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const eventBus = new pdfjsViewer.EventBus();
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// (Optionally) enable hyperlinks within PDF files.
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const pdfLinkService = new pdfjsViewer.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 pdfjsViewer.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 pdfjsViewer.PDFScriptingManager({
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eventBus,
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sandboxBundleSrc: SANDBOX_BUNDLE_SRC,
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});
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const pdfSinglePageViewer = new pdfjsViewer.PDFSinglePageViewer({
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container,
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eventBus,
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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(pdfSinglePageViewer);
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pdfScriptingManager.setViewer(pdfSinglePageViewer);
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eventBus.on("pagesinit", function () {
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// We can use pdfSinglePageViewer now, e.g. let's change default scale.
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pdfSinglePageViewer.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 = pdfjsLib.getDocument({
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url: DEFAULT_URL,
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cMapUrl: CMAP_URL,
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cMapPacked: CMAP_PACKED,
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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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pdfSinglePageViewer.setDocument(pdfDocument);
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pdfLinkService.setDocument(pdfDocument, null);
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