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Update the examples/-folder to account for outputting of JavaScript modules (PR 17055 follow-up)

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This patch also changes most examples to use "top level await", since that's now supported and slightly simplifies the code.
This commit is contained in:
Jonas Jenwald 2023-10-14 11:24:56 +02:00
parent 3f0b3b15de
commit 59c4041a49
18 changed files with 228 additions and 251 deletions
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96
examples/components/singlepageviewer.js
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@ -1,96 +0,0 @@
/* Copyright 2014 Mozilla Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
"use strict";
if (!pdfjsLib.getDocument || !pdfjsViewer.PDFSinglePageViewer) {
// eslint-disable-next-line no-alert
alert("Please build the pdfjs-dist library using\n `gulp dist-install`");
}
// The workerSrc property shall be specified.
//
pdfjsLib.GlobalWorkerOptions.workerSrc =
"../../node_modules/pdfjs-dist/build/pdf.worker.js";
// Some PDFs need external cmaps.
//
const CMAP_URL = "../../node_modules/pdfjs-dist/cmaps/";
const CMAP_PACKED = true;
const DEFAULT_URL = "../../web/compressed.tracemonkey-pldi-09.pdf";
// To test the AcroForm and/or scripting functionality, try e.g. this file:
// "../../test/pdfs/160F-2019.pdf"
const ENABLE_XFA = true;
const SEARCH_FOR = ""; // try "Mozilla";
const SANDBOX_BUNDLE_SRC = "../../node_modules/pdfjs-dist/build/pdf.sandbox.js";
const container = document.getElementById("viewerContainer");
const eventBus = new pdfjsViewer.EventBus();
// (Optionally) enable hyperlinks within PDF files.
const pdfLinkService = new pdfjsViewer.PDFLinkService({
eventBus,
});
// (Optionally) enable find controller.
const pdfFindController = new pdfjsViewer.PDFFindController({
eventBus,
linkService: pdfLinkService,
});
// (Optionally) enable scripting support.
const pdfScriptingManager = new pdfjsViewer.PDFScriptingManager({
eventBus,
sandboxBundleSrc: SANDBOX_BUNDLE_SRC,
});
const pdfSinglePageViewer = new pdfjsViewer.PDFSinglePageViewer({
container,
eventBus,
linkService: pdfLinkService,
findController: pdfFindController,
scriptingManager: pdfScriptingManager,
});
pdfLinkService.setViewer(pdfSinglePageViewer);
pdfScriptingManager.setViewer(pdfSinglePageViewer);
eventBus.on("pagesinit", function () {
// We can use pdfSinglePageViewer now, e.g. let's change default scale.
pdfSinglePageViewer.currentScaleValue = "page-width";
// We can try searching for things.
if (SEARCH_FOR) {
eventBus.dispatch("find", { type: "", query: SEARCH_FOR });
}
});
// Loading document.
const loadingTask = pdfjsLib.getDocument({
url: DEFAULT_URL,
cMapUrl: CMAP_URL,
cMapPacked: CMAP_PACKED,
enableXfa: ENABLE_XFA,
});
loadingTask.promise.then(function (pdfDocument) {
// Document loaded, specifying document for the viewer and
// the (optional) linkService.
pdfSinglePageViewer.setDocument(pdfDocument);
pdfLinkService.setDocument(pdfDocument, null);
});