Yu Cong
44db9807a1
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30 lines
915 B
JavaScript
30 lines
915 B
JavaScript
// Any copyright is dedicated to the Public Domain.
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// http://creativecommons.org/licenses/publicdomain/
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// Hello world example for webpack.
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import * as pdfjsLib from "pdfjs-dist";
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const pdfPath = "../learning/helloworld.pdf";
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// Setting worker path to worker bundle.
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pdfjsLib.GlobalWorkerOptions.workerSrc =
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"../../build/webpack/pdf.worker.bundle.js";
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// Loading a document.
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const loadingTask = pdfjsLib.getDocument(pdfPath);
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const pdfDocument = await loadingTask.promise;
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// Request a first page
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const pdfPage = await pdfDocument.getPage(1);
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// Display page on the existing canvas with 100% scale.
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const viewport = pdfPage.getViewport({ scale: 1.0 });
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const canvas = document.getElementById("theCanvas");
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canvas.width = viewport.width;
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canvas.height = viewport.height;
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const ctx = canvas.getContext("2d");
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const renderTask = pdfPage.render({
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canvasContext: ctx,
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viewport,
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});
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await renderTask.promise;
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