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qrcodebackup-dev.html
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---
title: QR Code
---
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>bhop's qr code gen</title>
<style>
@font-face {
font-family: 'SamsungSharpRegular';
src: url('path/to/SamsungSharpRegular.woff2') format('woff2'),
url('path/to/SamsungSharpRegular.woff') format('woff');
font-weight: normal;
font-style: normal;
}
body {
font-family: 'SamsungSharpRegular', Arial, sans-serif;
display: flex;
justify-content: center;
align-items: center;
height: 100vh;
margin: 0;
padding: 20px;
background-color: #f0f0f0;
color: #333;
}
#qr-code-container {
text-align: center;
background: #ffffff;
padding: 20px;
border-radius: 8px;
box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}
#settings {
margin-bottom: 20px;
}
#settings input[type="text"],
#settings input[type="number"],
#settings input[type="color"],
#settings select,
#settings button {
font-family: 'SamsungSharpRegular', Arial, sans-serif;
margin: 5px 0;
padding: 8px;
border: 1px solid #ccc;
border-radius: 4px;
}
#settings input[type="file"] {
margin: 10px 0;
}
#settings button {
background-color: #007bff;
color: #fff;
border: none;
cursor: pointer;
font-size: 16px;
}
#settings button:hover {
background-color: #0056b3;
}
#qr-code {
margin: 20px 0;
border: 1px solid #ddd;
border-radius: 4px;
}
#download-link {
display: inline-block;
margin-top: 10px;
padding: 10px 20px;
font-size: 16px;
color: #007bff;
text-decoration: none;
border: 1px solid #007bff;
border-radius: 4px;
}
#download-link:hover {
background-color: #007bff;
color: #fff;
}
</style>
</head>
<body>
<div id="qr-code-container">
<div id="settings">
<!-- Text Input for QR Code Data -->
<input type="text" id="text-input" placeholder="Enter URL or text" size="30">
<br>
<!-- Size Input -->
<label for="size">Size:</label>
<input type="number" id="size" value="300">
<br>
<!-- Error Correction Level Selector -->
<label for="level">Error Correction Level:</label>
<select id="level">
<option value="L">L (Low)</option>
<option value="M">M (Medium)</option>
<option value="Q">Q (Quartile)</option>
<option value="H">H (High)</option>
</select>
<br>
<!-- Foreground Color Picker -->
<label for="foreground">Foreground Color:</label>
<input type="color" id="foreground" value="#000000">
<br>
<!-- Background Color Picker -->
<label for="background">Background Color:</label>
<input type="color" id="background" value="#FFFFFF">
<br>
<!-- Logo Upload -->
<input type="file" id="logo-upload" accept="image/*">
<br>
<!-- Rounded QR Code Option -->
<input type="checkbox" id="rounded" value="rounded">
<label for="rounded">Use Rounded Style</label>
<br>
<!-- Connected Rounded QR Code Option -->
<input type="checkbox" id="connected-rounded" value="connected-rounded">
<label for="connected-rounded">Use Connected Rounded Style</label>
<br>
<!-- Alternative Connected Rounded QR Code Option -->
<input type="checkbox" id="alt-connected-rounded-broken-1" value="alt-connected-rounded-broken-1">
<label for="alt-connected-rounded-broken-1">Use (Also Broken) Alternative Connected Rounded Style</label>
<br>
<!-- Alternative Connected Rounded QR Code Option -->
<input type="checkbox" id="alt-connected-rounded-broken" value="alt-connected-rounded-broken">
<label for="alt-connected-rounded-broken">Use (Broken) Alternative Connected Rounded Style</label>
<br>
<!-- Alternative Connected Rounded QR Code Option -->
<input type="checkbox" id="alt-connected-rounded" value="alt-connected-rounded-broken">
<label for="alt-connected-rounded-broken">Use (Broken) Alternative Connected Rounded Style</label>
<br>
<!-- Generate QR Code Button -->
<button onclick="generateQRCode()">Generate QR Code</button>
</div>
<!-- QR Code Canvas -->
<canvas id="qr-code"></canvas>
<br>
<!-- Download Link -->
<a id="download-link" download="qr-code.png">Download QR Code</a>
</div>
<script src="https://cdn.jsdelivr.net/npm/qrious/dist/qrious.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/qrcode-generator/qrcode.js"></script>
<script>
function drawAltConnectedRoundedQRCode(qr, canvas, foreground, background, logoUpload) {
const ctx = canvas.getContext('2d');
const moduleCount = qr.getModuleCount();
const tileW = canvas.width / moduleCount;
const tileH = canvas.height / moduleCount;
ctx.fillStyle = background;
ctx.fillRect(0, 0, canvas.width, canvas.height);
ctx.fillStyle = foreground;
for (let row = 0; row < moduleCount; row++) {
for (let col = 0; col < moduleCount; col++) {
if (qr.isDark(row, col)) {
const x = col * tileW;
const y = row * tileH;
const neighbors = {
top: row > 0 && qr.isDark(row - 1, col),
bottom: row < moduleCount - 1 && qr.isDark(row + 1, col),
left: col > 0 && qr.isDark(row, col - 1),
right: col < moduleCount - 1 && qr.isDark(row, col + 1)
};
ctx.beginPath();
// Top-left corner
if (neighbors.top && neighbors.left) {
ctx.moveTo(x, y);
} else {
ctx.moveTo(x + tileW / 2, y);
ctx.arcTo(x, y, x, y + tileH / 2, tileW / 2);
}
// Top-right corner
if (neighbors.top && neighbors.right) {
ctx.lineTo(x + tileW, y);
} else {
ctx.lineTo(x + tileW, y);
ctx.arcTo(x + tileW, y, x + tileW, y + tileH / 2, tileW / 2);
}
// Bottom-right corner
if (neighbors.bottom && neighbors.right) {
ctx.lineTo(x + tileW, y + tileH);
} else {
ctx.lineTo(x + tileW, y + tileH);
ctx.arcTo(x + tileW, y + tileH, x + tileW / 2, y + tileH, tileW / 2);
}
// Bottom-left corner
if (neighbors.bottom && neighbors.left) {
ctx.lineTo(x, y + tileH);
} else {
ctx.lineTo(x, y + tileH);
ctx.arcTo(x, y + tileH, x, y + tileH / 2, tileW / 2);
}
ctx.closePath();
ctx.fill();
}
}
}
if (logoUpload) {
const logoURL = URL.createObjectURL(logoUpload);
const logoImage = new Image();
logoImage.src = logoURL;
logoImage.onload = () => {
const logoSize = canvas.width / 5;
ctx.drawImage(logoImage, canvas.width / 2 - logoSize / 2, canvas.height / 2 - logoSize / 2, logoSize, logoSize);
document.getElementById('download-link').href = canvas.toDataURL('image/png');
};
} else {
document.getElementById('download-link').href = canvas.toDataURL('image/png');
}
}
function drawAltConnectedRoundedQRCodeBroken1(qr, canvas, foreground, background, logoUpload) {
const ctx = canvas.getContext('2d');
const moduleCount = qr.getModuleCount();
const tileW = canvas.width / moduleCount;
const tileH = canvas.height / moduleCount;
ctx.fillStyle = background;
ctx.fillRect(0, 0, canvas.width, canvas.height);
ctx.fillStyle = foreground;
for (let row = 0; row < moduleCount; row++) {
for (let col = 0; col < moduleCount; col++) {
if (qr.isDark(row, col)) {
const x = col * tileW;
const y = row * tileH;
const neighbors = {
top: row > 0 && qr.isDark(row - 1, col),
bottom: row < moduleCount - 1 && qr.isDark(row + 1, col),
left: col > 0 && qr.isDark(row, col - 1),
right: col < moduleCount - 1 && qr.isDark(row, col + 1)
};
ctx.beginPath();
// Top-left corner
if (neighbors.top && neighbors.left) {
ctx.moveTo(x, y);
} else {
ctx.moveTo(x + tileW / 2, y);
ctx.arcTo(x, y, x, y + tileH / 2, tileW / 2);
}
// Top-right corner
if (neighbors.top && neighbors.right) {
ctx.lineTo(x + tileW, y);
} else {
ctx.lineTo(x + tileW, y);
ctx.arcTo(x + tileW, y, x + tileW, y + tileH / 2, tileW / 2);
}
// Bottom-right corner
if (neighbors.bottom && neighbors.right) {
ctx.lineTo(x + tileW, y + tileH);
} else {
ctx.lineTo(x + tileW, y + tileH);
ctx.arcTo(x + tileW, y + tileH, x + tileW / 2, y + tileH, tileW / 2);
}
// Bottom-left corner
if (neighbors.bottom && neighbors.left) {
ctx.lineTo(x, y + tileH);
} else {
ctx.lineTo(x, y + tileH);
ctx.arcTo(x, y + tileH, x, y + tileH / 2, tileW / 2);
}
ctx.closePath();
ctx.fill();
}
}
}
if (logoUpload) {
const logoURL = URL.createObjectURL(logoUpload);
const logoImage = new Image();
logoImage.src = logoURL;
logoImage.onload = () => {
const logoSize = canvas.width / 5;
ctx.drawImage(logoImage, canvas.width / 2 - logoSize / 2, canvas.height / 2 - logoSize / 2, logoSize, logoSize);
document.getElementById('download-link').href = canvas.toDataURL('image/png');
};
} else {
document.getElementById('download-link').href = canvas.toDataURL('image/png');
}
}
function drawRoundedQRCode(qr, canvas, foreground, background, logoUpload) {
const ctx = canvas.getContext('2d');
const moduleCount = qr.getModuleCount();
const tileW = canvas.width / moduleCount;
const tileH = canvas.height / moduleCount;
ctx.fillStyle = background;
ctx.fillRect(0, 0, canvas.width, canvas.height);
ctx.fillStyle = foreground;
for (let row = 0; row < moduleCount; row++) {
for (let col = 0; col < moduleCount; col++) {
if (qr.isDark(row, col)) {
ctx.beginPath();
ctx.arc((col + 0.5) * tileW, (row + 0.5) * tileH, tileW / 2, 0, 2 * Math.PI);
ctx.fill();
}
}
}
if (logoUpload) {
const logoURL = URL.createObjectURL(logoUpload);
const logoImage = new Image();
logoImage.src = logoURL;
logoImage.onload = () => {
const logoSize = canvas.width / 5;
ctx.drawImage(logoImage, canvas.width / 2 - logoSize / 2, canvas.height / 2 - logoSize / 2, logoSize, logoSize);
document.getElementById('download-link').href = canvas.toDataURL('image/png');
};
} else {
document.getElementById('download-link').href = canvas.toDataURL('image/png');
}
}
function drawConnectedRoundedQRCode(qr, canvas, foreground, background, logoUpload) {
const ctx = canvas.getContext('2d');
const moduleCount = qr.getModuleCount();
const tileW = canvas.width / moduleCount;
const tileH = canvas.height / moduleCount;
ctx.fillStyle = background;
ctx.fillRect(0, 0, canvas.width, canvas.height);
ctx.fillStyle = foreground;
for (let row = 0; row < moduleCount; row++) {
for (let col = 0; col < moduleCount; col++) {
if (qr.isDark(row, col)) {
ctx.beginPath();
ctx.roundRect(col * tileW, row * tileH, tileW, tileH, tileW / 4);
ctx.fill();
}
}
}
if (logoUpload) {
const logoURL = URL.createObjectURL(logoUpload);
const logoImage = new Image();
logoImage.src = logoURL;
logoImage.onload = () => {
const logoSize = canvas.width / 5;
ctx.drawImage(logoImage, canvas.width / 2 - logoSize / 2, canvas.height / 2 - logoSize / 2, logoSize, logoSize);
document.getElementById('download-link').href = canvas.toDataURL('image/png');
};
} else {
document.getElementById('download-link').href = canvas.toDataURL('image/png');
}
}
function drawAltConnectedRoundedQRCodeBroken(qr, canvas, foreground, background, logoUpload) {
const ctx = canvas.getContext('2d');
const moduleCount = qr.getModuleCount();
const tileW = canvas.width / moduleCount;
const tileH = canvas.height / moduleCount;
ctx.fillStyle = background;
ctx.fillRect(0, 0, canvas.width, canvas.height);
ctx.fillStyle = foreground;
for (let row = 0; row < moduleCount; row++) {
for (let col = 0; col < moduleCount; col++) {
if (qr.isDark(row, col)) {
const x = col * tileW;
const y = row * tileH;
const neighbors = {
top: row > 0 && qr.isDark(row - 1, col),
bottom: row < moduleCount - 1 && qr.isDark(row + 1, col),
left: col > 0 && qr.isDark(row, col - 1),
right: col < moduleCount - 1 && qr.isDark(row, col + 1)
};
ctx.beginPath();
// Top-left corner
if (!neighbors.top && !neighbors.left) {
ctx.moveTo(x + tileW / 2, y);
ctx.arcTo(x, y, x, y + tileH / 2, tileW / 2);
} else {
ctx.moveTo(x, y);
}
// Top-right corner
if (!neighbors.top && !neighbors.right) {
ctx.lineTo(x + tileW, y);
ctx.arcTo(x + tileW, y, x + tileW, y + tileH / 2, tileW / 2);
} else {
ctx.lineTo(x + tileW, y);
}
// Bottom-right corner
if (!neighbors.bottom && !neighbors.right) {
ctx.lineTo(x + tileW, y + tileH);
ctx.arcTo(x + tileW, y + tileH, x + tileW / 2, y + tileH, tileW / 2);
} else {
ctx.lineTo(x + tileW, y + tileH);
}
// Bottom-left corner
if (!neighbors.bottom && !neighbors.left) {
ctx.lineTo(x, y + tileH);
ctx.arcTo(x, y + tileH, x, y + tileH / 2, tileW / 2);
} else {
ctx.lineTo(x, y + tileH);
}
ctx.closePath();
ctx.fill();
}
}
}
if (logoUpload) {
const logoURL = URL.createObjectURL(logoUpload);
const logoImage = new Image();
logoImage.src = logoURL;
logoImage.onload = () => {
const logoSize = canvas.width / 5;
ctx.drawImage(logoImage, canvas.width / 2 - logoSize / 2, canvas.height / 2 - logoSize / 2, logoSize, logoSize);
document.getElementById('download-link').href = canvas.toDataURL('image/png');
};
} else {
document.getElementById('download-link').href = canvas.toDataURL('image/png');
}
}
function generateQRCode() {
const text = document.getElementById('text-input').value;
const size = parseInt(document.getElementById('size').value) || 300;
const level = document.getElementById('level').value;
const foreground = document.getElementById('foreground').value;
const background = document.getElementById('background').value;
const logoUpload = document.getElementById('logo-upload').files[0];
const useRounded = document.getElementById('rounded').checked;
const useConnectedRounded = document.getElementById('connected-rounded').checked;
const useAltConnectedRounded = document.getElementById('alt-connected-rounded').checked;
const useAltConnectedRoundedBroken = document.getElementById('alt-connected-rounded-broken').checked;
const useAltConnectedRoundedBroken1 = document.getElementById('alt-connected-rounded-broken-1').checked;
const qr = qrcode(0, level);
qr.addData(text);
qr.make();
const canvas = document.getElementById('qr-code');
canvas.width = size;
canvas.height = size;
if (useAltConnectedRounded) {
drawAltConnectedRoundedQRCode(qr, canvas, foreground, background, logoUpload);
} else if (useConnectedRounded) {
drawConnectedRoundedQRCode(qr, canvas, foreground, background, logoUpload);
} else if (useRounded) {
drawRoundedQRCode(qr, canvas, foreground, background, logoUpload);
} else if (useAltConnectedRoundedBroken) {
drawAltConnectedRoundedQRCodeBroken(qr, canvas, foreground, background, logoUpload);
} else if (useAltConnectedRoundedBroken1) {
drawAltConnectedRoundedQRCodeBroken1(qr, canvas, foreground, background, logoUpload);
} else {
drawStandardQRCode(qr, canvas, foreground, background, logoUpload);
}
}
function drawStandardQRCode(qr, canvas, foreground, background, logoUpload) {
const ctx = canvas.getContext('2d');
const moduleCount = qr.getModuleCount();
const tileW = canvas.width / moduleCount;
const tileH = canvas.height / moduleCount;
ctx.fillStyle = background;
ctx.fillRect(0, 0, canvas.width, canvas.height);
ctx.fillStyle = foreground;
for (let row = 0; row < moduleCount; row++) {
for (let col = 0; col < moduleCount; col++) {
if (qr.isDark(row, col)) {
ctx.fillRect(col * tileW, row * tileH, tileW, tileH);
}
}
}
if (logoUpload) {
const logoURL = URL.createObjectURL(logoUpload);
const logoImage = new Image();
logoImage.src = logoURL;
logoImage.onload = () => {
const logoSize = canvas.width / 5;
ctx.drawImage(logoImage, canvas.width / 2 - logoSize / 2, canvas.height / 2 - logoSize / 2, logoSize, logoSize);
document.getElementById('download-link').href = canvas.toDataURL('image/png');
};
} else {
document.getElementById('download-link').href = canvas.toDataURL('image/png');
}
}
CanvasRenderingContext2D.prototype.roundRect = function (x, y, w, h, r) {
if (w < 2 * r) r = w / 2;
if (h < 2 * r) r = h / 2;
this.beginPath();
this.moveTo(x + r, y);
this.arcTo(x + w, y, x + w, y + h, r);
this.arcTo(x + w, y + h, x, y + h, r);
this.arcTo(x, y + h, x, y, r);
this.arcTo(x, y, x + w, y, r);
this.closePath();
return this;
}
</script>
</body>
</html>