379 lines
12 KiB
HTML
379 lines
12 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="initial-scale=1.0, user-scalable=no, width=device-width">
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<title>路径规划</title>
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<style>
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/* --- 全局样式 --- */
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html,
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body,
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#container {
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width: 100%;
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height: 100%;
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margin: 0;
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font-family: sans-serif;
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}
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/* --- 暴力隐藏高德自带的导流链接和Logo (关键) --- */
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.amap-callamap,
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.amap-lib-driving-callBtn,
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.amap-copyright,
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.amap-logo {
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display: none !important;
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}
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#panel .amap-call {
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display: none;
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}
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/* --- 搜索栏样式 --- */
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#search-box {
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position: absolute;
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top: 10px;
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left: 10px;
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right: 10px;
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z-index: 100;
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background: #fff;
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padding: 10px;
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border-radius: 8px;
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box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
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display: flex;
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flex-direction: column;
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gap: 8px;
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}
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.input-row {
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display: flex;
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gap: 8px;
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align-items: center;
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}
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input {
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flex: 1;
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padding: 10px;
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border: 1px solid #eee;
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border-radius: 4px;
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background-color: #f9f9f9;
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font-size: 14px;
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}
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button {
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padding: 0 15px;
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height: 38px;
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background: #3366FF;
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color: #fff;
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border: none;
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border-radius: 4px;
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font-weight: bold;
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font-size: 14px;
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}
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/* --- 导航结果面板 (底部弹出) --- */
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#panel {
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position: fixed;
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bottom: 0;
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left: 0;
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width: 100%;
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height: 35%;
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/* 面板高度 */
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background-color: white;
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overflow-y: auto;
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border-top: 1px solid #eee;
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border-top-left-radius: 12px;
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border-top-right-radius: 12px;
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box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
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z-index: 99;
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display: none;
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/* 默认隐藏 */
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}
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/* --- 自定义定位按钮样式 --- */
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#location-btn {
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position: fixed;
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right: 10px;
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bottom: 50px;
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/* 默认位置 */
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width: 44px;
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height: 44px;
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background-color: #fff;
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border-radius: 50%;
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/* 圆形更符合现代审美 */
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box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
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z-index: 150;
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display: flex;
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align-items: center;
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justify-content: center;
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cursor: pointer;
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transition: bottom 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
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/* 平滑动画 */
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}
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#location-btn:active {
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background-color: #f2f2f2;
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}
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#location-btn svg {
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width: 24px;
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height: 24px;
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fill: #555;
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}
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/* --- 关键：当 body 有 panel-active 类时，按钮上移 --- */
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body.panel-active #location-btn {
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bottom: 38%;
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/* 对应 #panel 的 height + 一点间距 */
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}
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</style>
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<!-- 1. 配置安全密钥 -->
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<script type="text/javascript">
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window._AMapSecurityConfig = {
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securityJsCode: '0529b72df6bf0c577ff2182cb8b1d970',
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}
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</script>
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<!-- 2. 加载地图和插件 (去掉了 Geolocation 插件，避免弹窗) -->
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<script
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src="https://webapi.amap.com/maps?v=2.0&key=2cc1d822e313307fe311c3127a1deeb5&plugin=AMap.MoveAnimation,AMap.Driving,AMap.TruckDriving,AMap.AutoComplete,AMap.ToolBar,AMap.Scale">
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</script>
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</head>
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<body>
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<div id="search-box">
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<div class="input-row">
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<input id="startInput" placeholder="起点: 请输入当前地点" />
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</div>
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<div class="input-row">
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<input id="endInput" placeholder="终点: 请输入目的地" />
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<button onclick="startRouteSearch()">路径规划</button>
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</div>
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</div>
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<div id="container"></div>
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<div id="panel"></div>
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<!-- 自定义定位按钮 -->
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<div id="location-btn" onclick="backToLocation()">
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<svg viewBox="0 0 1024 1024" xmlns="http://www.w3.org/2000/svg">
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<path
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d="M512 85.333333a426.666667 426.666667 0 1 0 0 853.333334 426.666667 426.666667 0 0 0 0-853.333334z m0 149.333334a277.333333 277.333333 0 1 1 0 554.666666 277.333333 277.333333 0 0 1 0-554.666666z m0 149.333333a128 128 0 1 0 0 256 128 128 0 0 0 0-256z"
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fill="#666666"></path>
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</svg>
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</div>
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<script>
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var map, marker, driving, truckDriving;
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var currentLat, currentLng;
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var isTruckMode = false;
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function initMap() {
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map = new AMap.Map('container', {
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resizeEnable: true,
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zoom: 15,
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viewMode: '3D'
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});
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// 通知 Flutter 地图加载完毕
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map.on('complete', function () {
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console.log("JS->: Map is ready.");
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if (window.flutter_inappwebview) {
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window.flutter_inappwebview.callHandler('mapReady');
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}
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});
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// 添加基础控件
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map.addControl(new AMap.Scale());
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map.addControl(new AMap.ToolBar({
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visible: true,
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position: {
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top: '200px',
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right: '10px'
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} // 稍微避开定位按钮
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}));
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// --- 初始化轿车规划 ---
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driving = new AMap.Driving({
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map: map,
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panel: "panel",
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policy: AMap.DrivingPolicy.LEAST_TIME
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});
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// --- 初始化货车规划 ---
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if (AMap.TruckDriving) {
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truckDriving = new AMap.TruckDriving({
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map: map,
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panel: "panel",
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size: 2,
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policy: 0,
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width: 2.5,
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height: 2,
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load: 1,
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weight: 10,
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axlesNum: 2,
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});
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}
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// --- 输入提示 ---
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new AMap.AutoComplete({
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input: "startInput"
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});
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new AMap.AutoComplete({
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input: "endInput"
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});
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}
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/**
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* 核心功能 1: 接收 Flutter 传来的定位数据
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* Flutter 端调用: webViewController.evaluateJavascript("updateMyLocation(...)")
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*/
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function updateMyLocation(lat, lng, angle) {
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var rawLat = parseFloat(lat);
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var rawLng = parseFloat(lng);
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var rawAngle = parseFloat(angle);
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var gps = [rawLng, rawLat];
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AMap.convertFrom(gps, 'gps', function (status, result) {
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if (result.info === 'ok') {
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var mPoint = result.locations[0];
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currentLng = mPoint.lng;
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currentLat = mPoint.lat;
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var position = [currentLng, currentLat];
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if (!marker) {
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marker = new AMap.Marker({
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map: map,
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position: position,
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icon: "https://webapi.amap.com/images/car.png",
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offset: new AMap.Pixel(-26, -13),
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autoRotation: true,
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angle: isNaN(rawAngle) ? 0 : rawAngle,
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});
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map.setCenter(position);
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} else {
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marker.moveTo(position, {
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duration: 1000,
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autoRotation: true
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});
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if (!isNaN(rawAngle)) marker.setAngle(rawAngle);
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}
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}
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});
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}
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/**
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* 核心功能 2: 点击按钮回到当前位置
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*/
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function backToLocation() {
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if (currentLng && currentLat) {
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map.panTo([currentLng, currentLat]);
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map.setZoom(17);
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console.log("JS: 已回到当前位置");
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} else {
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console.log("JS: 暂无定位数据，向 Flutter 请求...");
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if (window.flutter_inappwebview) {
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window.flutter_inappwebview.callHandler('requestLocation');
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}
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}
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}
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/**
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* 核心功能 3: 路径规划
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*/
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function startRouteSearch() {
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// 获取输入框的文字
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var startKw = document.getElementById('startInput').value;
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var endKw = document.getElementById('endInput').value;
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if (!startKw) {
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alert("请输入起点");
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return;
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}
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if (!endKw) {
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alert("请输入终点");
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return;
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}
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// 清除旧路线
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if (driving) driving.clear();
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// 收起键盘
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document.getElementById('startInput').blur();
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document.getElementById('endInput').blur();
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// --- 构造路径规划的点 (使用数组方式，更灵活) ---
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var points = [];
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// 1. 处理起点逻辑
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// 如果输入框是空的，或者写着 "我的位置"，则使用 GPS 坐标
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if (!startKw || startKw === '我的位置') {
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if (!currentLng || !currentLat) {
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// 如果还没获取到定位
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if (window.flutter_inappwebview) {
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window.flutter_inappwebview.callHandler('requestLocation');
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}
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alert("正在获取定位，请稍后...");
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return;
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}
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// 使用精准坐标对象 (避免高德去猜 '我的位置' 关键词)
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points.push({
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keyword: '我的位置', // 用于显示的名字
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location: new AMap.LngLat(currentLng, currentLat) // 实际导航用的坐标
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});
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} else {
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// 如果用户手动输入了地点 (例如 "北京南站")
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// 直接存入关键词，让高德自己去搜
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points.push({
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keyword: startKw
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});
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}
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// 2. 处理终点逻辑 (通常是关键词)
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points.push({
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keyword: endKw
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});
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// 3. 发起搜索
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// points 数组里现在是一个起点对象和一个终点对象
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driving.search(points, function (status, result) {
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if (status === 'complete') {
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console.log('JS: 规划成功');
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var panel = document.getElementById('panel');
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panel.style.display = 'block';
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document.body.classList.add('panel-active');
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} else {
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console.log('JS: 规划失败', result);
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alert("规划失败，请检查起终点名称");
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}
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});
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}
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// 辅助功能：手动绘制路线 (Flutter 可能用到)
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function drawCustomRoute(pointsJsonString) {
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var path = typeof pointsJsonString === 'string' ? JSON.parse(pointsJsonString) : pointsJsonString;
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if (driving) driving.clear();
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var polyline = new AMap.Polyline({
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path: path,
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isOutline: true,
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outlineColor: '#ffeeee',
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borderWeight: 3,
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strokeColor: "#3366FF",
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strokeWeight: 6,
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lineJoin: 'round'
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});
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map.add(polyline);
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map.setFitView([polyline]);
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}
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window.onload = initMap;
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</script>
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</body>
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</html> |