mirror of
https://github.com/pierre42100/comunic
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First commit
This commit is contained in:
Pierre Hubert
78
3rdparty/pdf.js/examples/learning/helloworld.html
vendored
Executable file
78
3rdparty/pdf.js/examples/learning/helloworld.html
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="UTF-8">
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<title>'Hello, world!' example</title>
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</head>
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<body>
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<h1>'Hello, world!' example</h1>
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<canvas id="the-canvas" style="border:1px solid black"></canvas>
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<!-- for legacy browsers add compatibility.js -->
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<!--<script src="../compatibility.js"></script>-->
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<script src="../../src/pdf.js"></script>
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<script id="script">
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//
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// If absolute URL from the remote server is provided, configure the CORS
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// header on that server.
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//
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var url = './helloworld.pdf';
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//
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// Disable workers to avoid yet another cross-origin issue (workers need
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// the URL of the script to be loaded, and dynamically loading a cross-origin
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// script does not work).
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//
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// PDFJS.disableWorker = true;
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//
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// In cases when the pdf.worker.js is located at the different folder than the
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// pdf.js's one, or the pdf.js is executed via eval(), the workerSrc property
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// shall be specified.
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//
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// PDFJS.workerSrc = '../../src/pdf.worker.js';
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//
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// Asynchronous download PDF
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//
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PDFJS.getDocument(url).then(function getPdfHelloWorld(pdf) {
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//
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// Fetch the first page
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//
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pdf.getPage(1).then(function getPageHelloWorld(page) {
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var scale = 1.5;
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var viewport = page.getViewport(scale);
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//
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// Prepare canvas using PDF page dimensions
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//
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var canvas = document.getElementById('the-canvas');
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var context = canvas.getContext('2d');
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canvas.height = viewport.height;
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canvas.width = viewport.width;
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//
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// Render PDF page into canvas context
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//
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var renderContext = {
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canvasContext: context,
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viewport: viewport
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};
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page.render(renderContext);
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});
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});
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</script>
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<hr>
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<h2>JavaScript code:</h2>
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<pre id="code"></pre>
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<script>
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document.getElementById('code').textContent =
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document.getElementById('script').text;
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</script>
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</body>
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</html>
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68
3rdparty/pdf.js/examples/learning/helloworld.pdf
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68
3rdparty/pdf.js/examples/learning/helloworld.pdf
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%PDF-1.7
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1 0 obj % entry point
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<<
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/Type /Catalog
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/Pages 2 0 R
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>>
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endobj
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2 0 obj
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<<
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/Type /Pages
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/MediaBox [ 0 0 200 200 ]
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/Count 1
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/Kids [ 3 0 R ]
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>>
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endobj
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3 0 obj
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<<
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/Type /Page
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/Parent 2 0 R
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/Resources <<
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/Font <<
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/F1 4 0 R
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>>
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>>
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/Contents 5 0 R
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>>
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endobj
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4 0 obj
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<<
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/Type /Font
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/Subtype /Type1
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/BaseFont /Times-Roman
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>>
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endobj
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5 0 obj % page content
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<<
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/Length 44
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>>
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stream
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BT
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70 50 TD
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/F1 12 Tf
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(Hello, world!) Tj
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ET
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endstream
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endobj
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xref
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0 6
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0000000000 65535 f
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0000000010 00000 n
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0000000079 00000 n
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0000000173 00000 n
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0000000301 00000 n
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0000000380 00000 n
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trailer
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<<
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/Size 6
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/Root 1 0 R
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>>
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startxref
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492
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%%EOF
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81
3rdparty/pdf.js/examples/learning/helloworld64.html
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81
3rdparty/pdf.js/examples/learning/helloworld64.html
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="UTF-8">
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<title>'Hello, world!' base64 example</title>
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</head>
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<body>
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<h1>'Hello, world!' example</h1>
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<canvas id="the-canvas" style="border:1px solid black"></canvas>
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<!-- for legacy browsers we need to use compatibility.js -->
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<script src="../../web/compatibility.js"></script>
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<script src="../../build/pdf.js"></script>
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<script id="script">
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// atob() is used to convert base64 encoded PDF to binary-like data.
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// (See also https://developer.mozilla.org/en-US/docs/Web/API/WindowBase64/
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// Base64_encoding_and_decoding.)
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var pdfData = atob(
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'JVBERi0xLjcKCjEgMCBvYmogICUgZW50cnkgcG9pbnQKPDwKICAvVHlwZSAvQ2F0YWxvZwog' +
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'IC9QYWdlcyAyIDAgUgo+PgplbmRvYmoKCjIgMCBvYmoKPDwKICAvVHlwZSAvUGFnZXMKICAv' +
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'TWVkaWFCb3ggWyAwIDAgMjAwIDIwMCBdCiAgL0NvdW50IDEKICAvS2lkcyBbIDMgMCBSIF0K' +
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'Pj4KZW5kb2JqCgozIDAgb2JqCjw8CiAgL1R5cGUgL1BhZ2UKICAvUGFyZW50IDIgMCBSCiAg' +
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'L1Jlc291cmNlcyA8PAogICAgL0ZvbnQgPDwKICAgICAgL0YxIDQgMCBSIAogICAgPj4KICA+' +
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'PgogIC9Db250ZW50cyA1IDAgUgo+PgplbmRvYmoKCjQgMCBvYmoKPDwKICAvVHlwZSAvRm9u' +
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'dAogIC9TdWJ0eXBlIC9UeXBlMQogIC9CYXNlRm9udCAvVGltZXMtUm9tYW4KPj4KZW5kb2Jq' +
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'Cgo1IDAgb2JqICAlIHBhZ2UgY29udGVudAo8PAogIC9MZW5ndGggNDQKPj4Kc3RyZWFtCkJU' +
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'CjcwIDUwIFRECi9GMSAxMiBUZgooSGVsbG8sIHdvcmxkISkgVGoKRVQKZW5kc3RyZWFtCmVu' +
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'ZG9iagoKeHJlZgowIDYKMDAwMDAwMDAwMCA2NTUzNSBmIAowMDAwMDAwMDEwIDAwMDAwIG4g' +
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'CjAwMDAwMDAwNzkgMDAwMDAgbiAKMDAwMDAwMDE3MyAwMDAwMCBuIAowMDAwMDAwMzAxIDAw' +
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'MDAwIG4gCjAwMDAwMDAzODAgMDAwMDAgbiAKdHJhaWxlcgo8PAogIC9TaXplIDYKICAvUm9v' +
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'dCAxIDAgUgo+PgpzdGFydHhyZWYKNDkyCiUlRU9G');
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// Disable workers to avoid yet another cross-origin issue (workers need
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// the URL of the script to be loaded, and dynamically loading a cross-origin
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// script does not work).
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//
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// PDFJS.disableWorker = true;
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// In cases when the pdf.worker.js is located at the different folder than the
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// pdf.js's one, or the pdf.js is executed via eval(), the workerSrc property
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// shall be specified.
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//
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// PDFJS.workerSrc = '../../build/pdf.worker.js';
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// Opening PDF by passing its binary data as a string. It is still preferable
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// to use Uint8Array, but string or array-like structure will work too.
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PDFJS.getDocument({data: pdfData}).then(function getPdfHelloWorld(pdf) {
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// Fetch the first page.
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pdf.getPage(1).then(function getPageHelloWorld(page) {
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var scale = 1.5;
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var viewport = page.getViewport(scale);
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// Prepare canvas using PDF page dimensions.
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var canvas = document.getElementById('the-canvas');
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var context = canvas.getContext('2d');
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canvas.height = viewport.height;
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canvas.width = viewport.width;
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// Render PDF page into canvas context.
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var renderContext = {
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canvasContext: context,
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viewport: viewport
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};
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page.render(renderContext);
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});
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});
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</script>
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<hr>
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<h2>JavaScript code:</h2>
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<pre id="code"></pre>
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<script>
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document.getElementById('code').textContent =
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document.getElementById('script').text;
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</script>
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</body>
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</html>
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140
3rdparty/pdf.js/examples/learning/prevnext.html
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140
3rdparty/pdf.js/examples/learning/prevnext.html
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="UTF-8">
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<title>Previous/Next example</title>
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</head>
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<body>
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<h1>'Previous/Next' example</h1>
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<div>
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<button id="prev">Previous</button>
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<button id="next">Next</button>
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<span>Page: <span id="page_num"></span> / <span id="page_count"></span></span>
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</div>
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<div>
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<canvas id="the-canvas" style="border:1px solid black"></canvas>
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</div>
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<!-- for legacy browsers add compatibility.js -->
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<!--<script src="../compatibility.js"></script>-->
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<script src="../../build/pdf.js"></script>
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<script id="script">
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//
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// If absolute URL from the remote server is provided, configure the CORS
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// header on that server.
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//
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var url = '../../web/compressed.tracemonkey-pldi-09.pdf';
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//
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// Disable workers to avoid yet another cross-origin issue (workers need
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// the URL of the script to be loaded, and dynamically loading a cross-origin
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// script does not work).
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//
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// PDFJS.disableWorker = true;
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//
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// In cases when the pdf.worker.js is located at the different folder than the
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// pdf.js's one, or the pdf.js is executed via eval(), the workerSrc property
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// shall be specified.
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//
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// PDFJS.workerSrc = '../../build/pdf.worker.js';
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var pdfDoc = null,
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pageNum = 1,
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pageRendering = false,
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pageNumPending = null,
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scale = 0.8,
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canvas = document.getElementById('the-canvas'),
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ctx = canvas.getContext('2d');
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/**
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* Get page info from document, resize canvas accordingly, and render page.
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* @param num Page number.
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*/
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function renderPage(num) {
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pageRendering = true;
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// Using promise to fetch the page
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pdfDoc.getPage(num).then(function(page) {
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var viewport = page.getViewport(scale);
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canvas.height = viewport.height;
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canvas.width = viewport.width;
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// Render PDF page into canvas context
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var renderContext = {
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canvasContext: ctx,
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viewport: viewport
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};
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var renderTask = page.render(renderContext);
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// Wait for rendering to finish
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renderTask.promise.then(function () {
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pageRendering = false;
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if (pageNumPending !== null) {
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// New page rendering is pending
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renderPage(pageNumPending);
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pageNumPending = null;
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}
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});
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});
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// Update page counters
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document.getElementById('page_num').textContent = pageNum;
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}
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/**
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* If another page rendering in progress, waits until the rendering is
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* finised. Otherwise, executes rendering immediately.
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*/
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function queueRenderPage(num) {
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if (pageRendering) {
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pageNumPending = num;
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} else {
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renderPage(num);
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}
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}
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/**
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* Displays previous page.
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*/
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function onPrevPage() {
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if (pageNum <= 1) {
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return;
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}
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pageNum--;
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queueRenderPage(pageNum);
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}
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document.getElementById('prev').addEventListener('click', onPrevPage);
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/**
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* Displays next page.
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*/
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function onNextPage() {
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if (pageNum >= pdfDoc.numPages) {
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return;
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}
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pageNum++;
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queueRenderPage(pageNum);
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}
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document.getElementById('next').addEventListener('click', onNextPage);
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/**
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* Asynchronously downloads PDF.
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*/
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PDFJS.getDocument(url).then(function (pdfDoc_) {
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pdfDoc = pdfDoc_;
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document.getElementById('page_count').textContent = pdfDoc.numPages;
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// Initial/first page rendering
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renderPage(pageNum);
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});
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</script>
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</body>
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</html>
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Block a user