多边形编辑器吸附功能

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">
    <style>
    html,
    body,
    #container {
      width: 100%;
      height: 100%;
    }
    </style>
    <title>多边形编辑器吸附功能</title>
    <link rel="stylesheet" href="http://a.amap.com/jsapi_demos/static/demo-center/css/demo-center.css" />
    <script src="http://webapi.amap.com/maps?v=2.0&key=您申请的key值&plugin=AMap.PolygonEditor"></script>
    <script src="http://a.amap.com/jsapi_demos/static/demo-center/js/demoutils.js"></script>
</head>
<body>
<div id="container"></div>
<div class="input-card" style="width: 120px">
    <button class="btn" onclick="createPolygon()" style="margin-bottom: 5px">新建</button>
    <button class="btn" onclick="polyEditor.open()" style="margin-bottom: 5px">开始编辑</button>
    <button class="btn" onclick="polyEditor.close()">结束编辑</button>
</div>
<script type="text/javascript">
    var map = new AMap.Map("container", {
      center: [116.471354, 39.994257],
      zoom: 16.8
    });

    var path1 = [[116.475334, 39.997534], [116.476627, 39.998315], [116.478603, 39.99879], [116.478529, 40.000296], [116.475082, 40.000151], [116.473421, 39.998717]]
    var path2 = [[116.474595, 40.001321], [116.473526, 39.999865], [116.476284, 40.000917]]
    var polygon1 = new AMap.Polygon({
      path: path1
    })
    var polygon2 = new AMap.Polygon({
      path: path2
    })

    map.add([polygon1, polygon2]);
    map.setFitView();
    var polyEditor = new AMap.PolygonEditor(map);
    polyEditor.addAdsorbPolygons([polygon1, polygon2]);
    polyEditor.on('add', function (data) {
      console.log(data);
      var polygon = data.target;
      polyEditor.addAdsorbPolygons(polygon);
      polygon.on('dblclick', () => {
        polyEditor.setTarget(polygon);
        polyEditor.open();
      })
    })
    polygon1.on('dblclick', () => {
      polyEditor.setTarget(polygon1);
      polyEditor.open();
    })
    polygon2.on('dblclick', () => {
      polyEditor.setTarget(polygon2);
      polyEditor.open();
    })
    function createPolygon() {
      polyEditor.close();
      polyEditor.setTarget();
      polyEditor.open();
    }
    polyEditor.setTarget(polygon2);
    polyEditor.open();
  </script>
</body>
</html>

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