132 lines
3.8 KiB
HTML
132 lines
3.8 KiB
HTML
<!DOCTYPE html>
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<html lang="zh-CN">
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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>PWA图标生成器</title>
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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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}
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.icon-container {
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display: flex;
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flex-wrap: wrap;
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gap: 20px;
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margin-top: 20px;
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}
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.icon-item {
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text-align: center;
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}
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.icon-item canvas {
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border: 1px solid #ddd;
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}
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button {
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background-color: #409EFF;
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color: white;
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border: none;
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padding: 10px 15px;
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border-radius: 4px;
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cursor: pointer;
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margin-top: 20px;
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}
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button:hover {
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background-color: #3a8ee6;
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}
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</style>
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</head>
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<body>
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<h1>PWA图标生成器</h1>
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<p>此页面用于生成PWA所需的不同尺寸图标。右键点击图标并选择"另存为"来下载。</p>
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<button id="generateIcons">生成图标</button>
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<div class="icon-container" id="iconContainer"></div>
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<script>
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document.getElementById('generateIcons').addEventListener('click', function() {
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const container = document.getElementById('iconContainer');
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container.innerHTML = '';
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// 需要生成的图标尺寸
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const sizes = [
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{ size: 72, name: 'icon-72x72.png' },
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{ size: 96, name: 'icon-96x96.png' },
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{ size: 128, name: 'icon-128x128.png' },
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{ size: 144, name: 'icon-144x144.png' },
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{ size: 152, name: 'icon-152x152.png' },
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{ size: 192, name: 'icon-192x192.png' },
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{ size: 384, name: 'icon-384x384.png' },
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{ size: 512, name: 'icon-512x512.png' }
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];
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sizes.forEach(item => {
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const canvas = document.createElement('canvas');
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canvas.width = item.size;
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canvas.height = item.size;
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const ctx = canvas.getContext('2d');
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// 绘制背景
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ctx.fillStyle = '#409EFF';
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ctx.fillRect(0, 0, item.size, item.size);
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// 绘制圆角
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ctx.globalCompositeOperation = 'destination-in';
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ctx.beginPath();
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ctx.roundRect(0, 0, item.size, item.size, item.size * 0.125);
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ctx.fill();
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ctx.globalCompositeOperation = 'source-over';
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// 绘制图标
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const center = item.size / 2;
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const outerRadius = center * 0.75;
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const innerRadius = center * 0.5;
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const dotRadius = center * 0.125;
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// 外圆
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ctx.fillStyle = 'white';
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ctx.beginPath();
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ctx.arc(center, center, outerRadius, 0, 2 * Math.PI);
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ctx.fill();
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// 内圆
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ctx.fillStyle = '#409EFF';
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ctx.beginPath();
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ctx.arc(center, center, innerRadius, 0, 2 * Math.PI);
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ctx.fill();
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// 中心点
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ctx.fillStyle = 'white';
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ctx.beginPath();
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ctx.arc(center, center, dotRadius, 0, 2 * Math.PI);
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ctx.fill();
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// 创建容器
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const iconItem = document.createElement('div');
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iconItem.className = 'icon-item';
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// 添加标题
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const title = document.createElement('div');
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title.textContent = `${item.name} (${item.size}x${item.size})`;
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iconItem.appendChild(title);
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// 添加画布
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iconItem.appendChild(canvas);
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// 添加下载链接
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const downloadLink = document.createElement('a');
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downloadLink.href = canvas.toDataURL('image/png');
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downloadLink.download = item.name;
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downloadLink.textContent = '下载';
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downloadLink.style.display = 'block';
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downloadLink.style.marginTop = '5px';
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iconItem.appendChild(downloadLink);
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container.appendChild(iconItem);
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});
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});
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</script>
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</body>
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</html> |