MVT图层

使用 AMap.MapboxVectorTileLayer 插件提供了简易矢量瓦片图层此图层可以使用标准的 MVT 瓦片服务作为数据源。

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>MVT图层</title>
  <script src="https://webapi.amap.com/maps?v=2.0&key=您申请的key值&plugin=AMap.MapboxVectorTileLayer"></script>
    <style>
        html,
        body,
        #container {
            margin: 0;
            padding: 0;
            width: 100%;
            height: 100%;
        }
    </style>
</head>
<body>
<div id="container"></div>
<script>
    var map = new AMap.Map('container', {
      	center: [120.101743, 30.241665],
      	zoom: 10.5,
        mapStyle: 'amap://styles/whitesmoke',
        showBuildingBlock: false,
        showIndoorMap: false,
        showLabel: true,
        viewMode: '3D',
   	});
    var mvtLayer = new AMap.MapboxVectorTileLayer({
        zIndex: 9,
        opacity: 1,
        url: 'https://restapi.amap.com/rest/lbs/geohub/tiles/mvt?key=您申请的key值&z=[z]&x=[x]&y=[y]&size=512&id=0eaa4f40-b0be-11ec-a2c0-8dc57681093d',
        dataZooms: [1, 18],
        tileSize: 256,
        styles: {
          polygon: {
            sourceLayer: 'default',
            color: 'rgba(62,110,255,0.3)',
            borderColor: '#3E6EFF',
            borderWidth: 2,
            visible: 1
          },
          line: {
            sourceLayer: 'default',
            color: '#3E6EFF',
            lineWidth: 2,
            visible: 1
          },
          point: {
            sourceLayer: 'default',
            radius: 6,
            color:  '#3E6EFF',
            borderColor: '#FFFFFF',
            borderWidth: 2,
            visible: 1
          }
        },
      });
    map.add(mvtLayer);

    var getMvtIds = (features) => {
      const ids = new Set();
      for (const key in features) {
        const curFeature = features[key];
        if (curFeature.length > 0) {
          curFeature.forEach((item) => {
            ids.add(item.properties.gid);
          });
        }
      }
      return Array.from(ids);
    };
  	mvtLayer.on('mousemove', (e) => {
      const ids = getMvtIds(e.features);
      const injection = [ids, '#3E6EFF', 'rgba(62,110,255,0.3)', '#FC3E3E', 'rgba(252,62,62,0.3)'];
      function color({ gid }, injection) {
        return injection[0].includes(gid) ? injection[3] : injection[1];
      }
      mvtLayer.setStyle({
        point: {
          injection,
          color
        },
        line: {
          injection,
          color
        },
        polygon: {
          injection,
          color: function ({ gid }, injection) {
            return injection[0].includes(gid) ? injection[4] : injection[2];
          },
          borderColor: color,
        },
      })
    });

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

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MVT图层

使用 AMap.MapboxVectorTileLayer 插件提供了简易矢量瓦片图层 此图层可以使用标准的 MVT 瓦片服务作为数据源。

使用 AMap.MapboxVectorTileLayer 插件提供了简易矢量瓦片图层此图层可以使用标准的 MVT 瓦片服务作为数据源。