绘制矢量图形

利用AMap.MouseTool绘制折线、弧线、多边形、矩形、圆形等

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          <!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">
    <style>
    html,
    body,
    #container {
      width: 100%;
      height: 100%;
    }
    </style>
    <title>椭圆的绘制和编辑</title>
    <link rel="stylesheet" href="https://a.amap.com/jsapi_demos/static/demo-center/css/demo-center.css" />
    <script src="https://webapi.amap.com/maps?v=1.4.15&key=您申请的key值&plugin=AMap.MouseTool"></script>
    <script src="https://a.amap.com/jsapi_demos/static/demo-center/js/demoutils.js"></script>
</head>
<body>
<div id="container"></div>
<div class="input-card" style="width: 200px">
   <h4 style="margin-bottom: 10px; font-weight: 600">利用mouseTool绘制覆盖物</h4>
   <button class="btn" onclick="drawPolyline()" style="margin-bottom: 5px">绘制线段</button> 
   <button class="btn" onclick="drawPolygon()" style="margin-bottom: 5px">绘制多边形</button> 
   <button class="btn" onclick="drawRectangle()" style="margin-bottom: 5px">绘制矩形</button> 
   <button class="btn" onclick="drawCircle()" style="margin-bottom: 5px">绘制圆形</button> 
</div>
<script type="text/javascript">
    var map = new AMap.Map("container", {
        center: [116.434381, 39.898515],
        zoom: 14
    });

    var mouseTool = new AMap.MouseTool(map)

    function drawPolyline () {
      mouseTool.polyline({
        strokeColor: "#3366FF", 
        strokeOpacity: 1,
        strokeWeight: 6,
        // 线样式还支持 'dashed'
        strokeStyle: "solid",
        // strokeStyle是dashed时有效
        // strokeDasharray: [10, 5],
      })
    }

    function drawPolygon () {
      mouseTool.polygon({
        strokeColor: "#FF33FF", 
        strokeOpacity: 1,
        strokeWeight: 6,
        strokeOpacity: 0.2,
        fillColor: '#1791fc',
        fillOpacity: 0.4,
        // 线样式还支持 'dashed'
        strokeStyle: "solid",
        // strokeStyle是dashed时有效
        // strokeDasharray: [30,10],
      })
    }

    function drawRectangle () {
      mouseTool.rectangle({
        strokeColor:'red',
        strokeOpacity:0.5,
        strokeWeight: 6,
        fillColor:'blue',
        fillOpacity:0.5,
        // strokeStyle还支持 solid
        strokeStyle: 'solid',
        // strokeDasharray: [30,10],
      })
    }

    function drawCircle () {
      mouseTool.circle({
        strokeColor: "#FF33FF",
        strokeOpacity: 1,
        strokeWeight: 6,
        strokeOpacity: 0.2,
        fillColor: '#1791fc',
        fillOpacity: 0.4,
        strokeStyle: 'solid',
        // 线样式还支持 'dashed'
        // strokeDasharray: [30,10],
      })
    }

    mouseTool.on('draw', function(event) {
      // event.obj 为绘制出来的覆盖物对象
      log.info('覆盖物对象绘制完成')
    })

</script>
</body>
</html>
        

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