106 lines
2.9 KiB
HTML
106 lines
2.9 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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<link rel="icon" type="image/x-icon" href="./src/assets/logo.png" />
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<title>光伏机器人环境感知服务平台</title>
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<!-- 预加载关键域名（提速DNS） -->
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<link rel="dns-prefetch" href="https://cdnjs.cloudflare.com">
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<link rel="dns-prefetch" href="https://unpkg.com">
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<link rel="dns-prefetch" href="https://cdn.jsdelivr.net">
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<link rel="dns-prefetch" href="https://lf-unpkg.volccdn.com">
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<link rel="stylesheet" href="/css/widgets.css" media="print" onload="this.media='all'">
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<!-- CSS 异步加载，不阻塞页面渲染 -->
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<link rel="stylesheet" href="/css/veplayer.css" media="print" onload="this.media='all'">
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<!--
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所有第三方大库统一使用 defer：
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- 不阻塞 HTML 解析与首屏渲染（解决白屏）
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- 保持脚本执行顺序（cesium/hls/veplayer 先于 main.tsx 执行）
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-->
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<script defer src="/js/jswebrtc.min.js"></script>
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<script defer src="/js/cesium.js"></script>
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<script defer src="/js/hls.js"></script>
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<script defer src="/js/veplayer.js"></script>
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<style>
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/* 首屏加载占位，避免白屏 */
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#app-splash {
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position: fixed;
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inset: 0;
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display: flex;
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flex-direction: column;
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align-items: center;
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justify-content: center;
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gap: 16px;
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background: #0a1929;
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color: #fff;
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font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
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z-index: 9999;
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}
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#app-splash .spinner {
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width: 42px;
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height: 42px;
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border: 4px solid rgba(255, 255, 255, 0.2);
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border-top-color: #1890ff;
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border-radius: 50%;
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animation: app-spin 0.8s linear infinite;
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}
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#app-splash .tip {
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font-size: 14px;
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opacity: 0.8;
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}
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@keyframes app-spin {
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to {
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transform: rotate(360deg);
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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 id="root">
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<!-- 首屏 loading 占位，React 挂载后会被替换 -->
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<div id="app-splash">
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<div class="spinner"></div>
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<!--<div class="tip">系统加载中...</div>-->
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</div>
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</div>
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<script type="module" src="/src/main.tsx"></script>
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<script>
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// 等页面加载完成后，再异步加载地图/视频库，不阻塞首屏
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window.addEventListener('DOMContentLoaded', () => {
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const loadScript = (src) => {
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return new Promise((resolve) => {
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const s = document.createElement('script');
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s.src = src;
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s.async = true;
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s.onload = resolve;
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document.body.appendChild(s);
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});
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};
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// 按顺序加载
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Promise.resolve()
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//.then(() => loadScript('/js/jswebrtc.min.js'))
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//.then(() => loadScript('/js/jswebrtcnew.js'))
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//.then(() => loadScript('https://cdn.jsdelivr.net/npm/cesium@latest/Build/Cesium/Cesium.js'))
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.then(() => {
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console.log('✅ 所有地图/视频SDK加载完成');
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window.CESIUM_BASE_URL = "https://cdnjs.cloudflare.com/ajax/libs/cesium/1.114.0/";
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});
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});
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</script>
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</body>
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</html>
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