绘制大地线

使用Polyline.geodesic在地图上绘制大地线。

源代码编辑器

<!doctype html>
<html>
<head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no, width=device-width">
    <title>绘制大地线</title>
    <style>
    html,
    body,
    #container {
      width: 100%;
      height: 100%;
    }
    </style>
    <script src="https://webapi.amap.com/maps?v=2.0&key=您申请的key值"></script>
    <script type="text/javascript" src="https://cache.amap.com/lbs/static/addToolbar.js"></script>
</head>
<body>
<div id="container"></div>
<script>
    var map = new AMap.Map('container', {
        resizeEnable: true,
        center: [116.397428, 39.90923],
        zoom: 3
    });
    var lineArr = [
        ['75.757904', '38.118117'],
        ['117.375719', '24.598057']
    ];
    var polyline = new AMap.Polyline({
        path: lineArr,            // 设置线覆盖物路径
        strokeColor: '#3366FF',   // 线颜色
        strokeOpacity: 1,         // 线透明度
        strokeWeight: 2,          // 线宽
        strokeStyle: 'solid',     // 线样式
        strokeDasharray: [10, 5], // 补充线样式
        geodesic: true            // 绘制大地线
    });
    map.add(polyline);
</script>
</body>
</html>

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