53 lines
1.4 KiB
HTML
53 lines
1.4 KiB
HTML
<html>
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<head>
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<meta charset="utf-8" />
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<script src="https://unpkg.com/pdf-lib@1.4.1"></script>
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<script src="https://unpkg.com/downloadjs@1.4.7"></script>
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</head>
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<body>
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<label for="file">Sélectionner le pdf</label>
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<input type="file" id="file" name="file" onchange="generatePdf()">
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</body>
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<script>
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const { PDFDocument, StandardFonts, rgb } = PDFLib
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async function generatePdf () {
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var pdfBase = document.getElementById("file").files[0];
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var buffer = await pdfBase.arrayBuffer();
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const pdfDoc = await PDFDocument.load(buffer)
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const page1 = pdfDoc.getPages()[0]
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const font = await pdfDoc.embedFont(StandardFonts.Helvetica)
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const drawText = (text, x, y, size = 11) => {
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page1.drawText(text, { x, y, size, font })
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}
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var x;
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var y;
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for (x = 25; x < 1000; x += 25) {
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for (y = 25; y < 1000; y += 25) {
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page1.drawText('.', { x: x, y: y, size: 11, font: font, color: rgb(0.95, 0.1, 0.1) })
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page1.drawText(`${x}`, { x: x+3, y: y, size: 7, font: font, color: rgb(0, 0, 0) })
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page1.drawText(`${y}`, { x: x+3, y: y-6, size: 7, font: font, color: rgb(0, 0, 0) })
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}
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}
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pdfDoc.addPage()
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const pdfBytes = await pdfDoc.save()
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// Trigger the browser to download the PDF document
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download(pdfBytes, "grid.pdf", "application/pdf");
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}
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</script>
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</html>
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