apps/web/test29.html

<!doctype html>
<html lang="en">
  <head>
    <meta
      http-equiv="Content-Security-Policy"
      content="
        default-src 'self' 'unsafe-inline' blob: resource:;
        object-src 'self' blob:;
        frame-src 'self' blob:;
      "
    />
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta http-equiv="X-UA-Compatible" content="ie=edge" />
    <link rel="stylesheet" type="text/css" href="/apps/web/index.css" />
    <title>Test 29 - test matrix transform</title>
    <script type="text/javascript" src="/dist/pdf-lib.js"></script>
    <script type="text/javascript" src="/apps/web/utils.js"></script>
  </head>

  <body>
    <div id="button-container">
      <button onclick="window.location.href = '/apps/web/test28.html'">
        Prev
      </button>
      <button onclick="test()">Run Test</button>
      <button onclick="window.location.href = '/apps/web/test30.html'">
        Next
      </button>
    </div>
    <!-- <div  ></div> -->
    <iframe id="iframe"></iframe>
  </body>

  <script type="text/javascript">
    // startFpsTracker('animation-target');

    const renderInIframe = (pdfBytes) => {
      const blob = new Blob([pdfBytes], { type: 'application/pdf' });
      const blobUrl = URL.createObjectURL(blob);
      document.getElementById('iframe').src = blobUrl;
    };

    async function test() {
      const { PDFDocument, PDFPage, radians, StandardFonts, rgb, degrees } =
        PDFLib;

      const pdfDoc = await PDFDocument.create();
      const firstPage = pdfDoc.addPage([1000, 1000]);

      const fontSize = 20;

      const svg = `<svg viewBox="0 0 100 100" xmlns="http://www.w3.org/2000/svg">
  <rect width="100" height="100" fill="#ff0000"/>
  <g transform="translate(50 0)">
    <path
      d="M 10,30
             A 20,20 0,0,1 50,30
             A 20,20 0,0,1 90,30
             Q 90,60 50,90
             Q 10,60 10,30 z" fill="#000000"/>
  </g>
</svg>`;

      const drawLines = (page) => {
        Array(10)
          .fill(1)
          .map((v, i) => i)
          .forEach((v) => {
            page.drawText('----' + v, {
              x: 5,
              y: v * 100,
              size: 20,
            });
          });
        Array(100)
          .fill(1)
          .map((v, i) => i)
          .forEach((v) => {
            page.drawText(v % 5 == 0 ? '---' : '--', {
              x: 5,
              y: v * 10,
              size: 20,
            });
          });
      };
      const drawGrid = (page) => {
        Array(parseInt(page.getHeight() / 10))
          .fill(1)
          .map((v, i) => {
            page.drawLine({
              start: { x: 0, y: i * 10 },
              end: { x: page.getWidth(), y: i * 10 },
            });
          });
        Array(parseInt(page.getWidth() / 10))
          .fill(1)
          .map((v, i) => {
            page.drawLine({
              start: { x: i * 10, y: 0 },
              end: { x: i * 10, y: page.getHeight() },
            });
          });
      };
      // drawGrid(firstPage)
      drawLines(firstPage);

      firstPage.drawSvg(svg, {
        height: 100,
        width: 100,
        x: 100,
        y: 700,
      });

      const svg2 = `<svg height="200" width="300">
        <image width="300" height="200" href="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAIAQMAAAD+wSzIAAAABlBMVEX///+/v7+jQ3Y5AAAADklEQVQI12P4AIX8EAgALgAD/aNpbtEAAAAASUVORK5CYII" />
        </svg>`;
      const pdfSvg = await pdfDoc.embedSvg(svg2);
      firstPage.drawSvg(pdfSvg, {
        height: 200,
        width: 300,
        x: 500,
        y: 700,
      });
      firstPage.moveUp(600);
      firstPage.moveRight(100);
      firstPage.drawSvgPath(
        'M 0,20 L 100,160 Q 130,200 150,120 C 190,-40 200,200 300,150 L 400,90',
      );

      const pdfBytes = await pdfDoc.save();

      renderInIframe(pdfBytes);
    }
  </script>
</html>