243 lines
7.1 KiB
HTML
243 lines
7.1 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>QR Code Generator</title>
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<script src="https://cdn.jsdelivr.net/gh/davidshimjs/qrcodejs/qrcode.min.js"></script>
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<style>
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body {
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font-family: Arial, sans-serif;
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max-width: 800px;
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margin: 0 auto;
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padding: 20px;
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background-color: #f0f0f0;
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}
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.container {
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background-color: white;
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padding: 20px;
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border-radius: 8px;
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box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
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}
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.input-group {
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margin-bottom: 15px;
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}
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label {
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display: block;
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margin-bottom: 5px;
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font-weight: bold;
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}
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input, textarea {
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width: 100%;
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padding: 8px;
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border: 1px solid #ddd;
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border-radius: 4px;
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box-sizing: border-box;
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}
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.button-group {
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display: flex;
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gap: 10px;
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margin-bottom: 20px;
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}
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button {
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background-color: #4CAF50;
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color: white;
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padding: 10px 20px;
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border: none;
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border-radius: 4px;
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cursor: pointer;
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font-size: 16px;
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}
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button:hover {
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background-color: #45a049;
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}
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button.copy-button {
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background-color: #2196F3;
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}
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button.copy-button:hover {
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background-color: #1976D2;
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}
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button:disabled {
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background-color: #cccccc;
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cursor: not-allowed;
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}
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.qr-container {
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margin-top: 20px;
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display: flex;
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flex-direction: column;
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align-items: center;
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gap: 10px;
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}
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#qrcode {
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display: flex;
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justify-content: center;
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width: 256px;
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}
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#qrcode img {
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display: block;
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}
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#qrLabel {
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font-weight: bold;
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text-align: center;
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max-width: 256px;
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word-wrap: break-word;
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}
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.copy-status {
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color: #4CAF50;
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font-size: 14px;
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margin-top: 5px;
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opacity: 0;
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transition: opacity 0.3s ease;
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}
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.copy-status.visible {
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opacity: 1;
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}
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/* Hidden canvas for combining QR and label */
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#combinedCanvas {
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display: none;
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}
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@media (max-width: 600px) {
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body {
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padding: 10px;
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}
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}
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</style>
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</head>
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<body>
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<div class="container">
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<h1>QR Code Generator</h1>
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<div class="input-group">
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<label for="content">Content:</label>
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<textarea id="content" rows="4" placeholder="Enter text or URL to encode"></textarea>
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</div>
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<div class="input-group">
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<label for="label">Label:</label>
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<input type="text" id="label" placeholder="Enter label for the QR code">
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</div>
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<div class="button-group">
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<button onclick="generateQR()">Generate QR Code</button>
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<button class="copy-button" onclick="copyQRToClipboard()" id="copyButton" disabled>
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Copy for Word
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</button>
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</div>
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<div class="copy-status" id="copyStatus">Copied to clipboard!</div>
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<div class="qr-container">
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<div id="qrcode"></div>
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<div id="qrLabel"></div>
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</div>
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<!-- Hidden canvas for combining QR and label -->
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<canvas id="combinedCanvas"></canvas>
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</div>
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<script>
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function generateQR() {
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// Clear previous QR code
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const qrcodeDiv = document.getElementById('qrcode');
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qrcodeDiv.innerHTML = '';
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// Get input values
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const content = document.getElementById('content').value;
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const label = document.getElementById('label').value;
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if (!content) {
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alert('Please enter content for the QR code');
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return;
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}
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// Create QR code
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new QRCode(qrcodeDiv, {
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text: content,
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width: 256,
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height: 256,
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colorDark: '#000000',
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colorLight: '#ffffff',
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correctLevel: QRCode.CorrectLevel.H
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});
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// Update label
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const labelDiv = document.getElementById('qrLabel');
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labelDiv.textContent = label || '';
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// Enable copy button after QR code is generated
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document.getElementById('copyButton').disabled = false;
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}
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async function copyQRToClipboard() {
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try {
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const qrImage = document.querySelector('#qrcode img');
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const label = document.getElementById('qrLabel').textContent;
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if (!qrImage) return;
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// Create a canvas for the combined image
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const canvas = document.getElementById('combinedCanvas');
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const ctx = canvas.getContext('2d');
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// Set canvas size to accommodate both QR code and label
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const padding = 20;
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const fontSize = 16;
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ctx.font = `bold ${fontSize}px Arial`;
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const labelMetrics = ctx.measureText(label);
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canvas.width = Math.max(qrImage.width, labelMetrics.width);
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canvas.height = qrImage.height + (label ? fontSize + padding : 0);
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// Fill with white background
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ctx.fillStyle = '#ffffff';
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ctx.fillRect(0, 0, canvas.width, canvas.height);
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// Draw QR code
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const qrX = (canvas.width - qrImage.width) / 2;
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ctx.drawImage(qrImage, qrX, 0);
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// Draw label if it exists
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if (label) {
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ctx.fillStyle = '#000000';
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ctx.font = `bold ${fontSize}px Arial`;
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ctx.textAlign = 'center';
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ctx.fillText(label, canvas.width / 2, qrImage.height + fontSize);
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}
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// Convert canvas to blob
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const blob = await new Promise(resolve => canvas.toBlob(resolve, 'image/png'));
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// Create ClipboardItem and copy to clipboard
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const item = new ClipboardItem({ 'image/png': blob });
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await navigator.clipboard.write([item]);
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// Show success message
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const copyStatus = document.getElementById('copyStatus');
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copyStatus.classList.add('visible');
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setTimeout(() => {
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copyStatus.classList.remove('visible');
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}, 2000);
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} catch (err) {
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console.error('Failed to copy:', err);
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alert('Failed to copy QR code. Your browser might not support this feature.');
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}
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}
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</script>
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</body>
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</html> |