maptalks - ArcGIS瓦片图层

ArcGIS瓦片图层
index.html
<!DOCTYPE html>
<html>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>瓦片图层与地理投影 - ArcGIS瓦片图层</title>
  <style type="text/css">
    html,body{margin:0px;height:100%;width:100%}
    .container{width:100%;height:100%}
  </style>
  <link rel="stylesheet" href="https://unpkg.com/maptalks/dist/maptalks.css">
  <script type="text/javascript" src="https://unpkg.com/maptalks/dist/maptalks.min.js"></script>
  <body>

    <div id="map" class="container"></div>

    <script>
      var arcUrl = 'https://server.arcgisonline.com/arcgis/rest/services/World_Imagery/MapServer';

      maptalks.SpatialReference.loadArcgis(arcUrl + '?f=pjson', function (err, conf) {
        if (err) {
          throw new Error(err);
        }
        var ref = conf.spatialReference;
        ref.projection = 'EPSG:3857';
        ref.fullExtent = null;
        var map = new maptalks.Map('map', {
          center: [121, 0],
          zoom: 1,
          minZoom: 1,
          maxZoom : 16,
          spatialReference : ref,
          baseLayer: new maptalks.TileLayer('base', {
            'tileSystem' : conf.tileSystem,
            'tileSize' : conf.tileSize,
            'urlTemplate' : arcUrl + '/tile/{z}/{y}/{x}',
            'attribution' : '&copy; <a target="_blank" href="' + arcUrl + '"">ArcGIS</a>'
          })
        });
      });


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