OpenLayers示例代码:Canvas瓦片

OpenLayers示例代码:Canvas瓦片
发布日期: 2017-03-09 更新日期: 2017-03-09 编辑:xuzhiping 浏览次数: 3370

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 <!DOCTYPE html>
<html>
  <head>
    <title>Canvas Tiles</title>
    <link rel="stylesheet" href="https://openlayers.org/en/v4.0.1/css/ol.css" type="text/css">
    <!-- The line below is only needed for old environments like Internet Explorer and Android 4.x -->
    <script src="https://cdn.polyfill.io/v2/polyfill.min.js?features=requestAnimationFrame,Element.prototype.classList,URL"></script>
    <script src="https://openlayers.org/en/v4.0.1/build/ol.js"></script>
  </head>
  <body>
    <div id="map" class="map"></div>
    <script>
      var osmSource = new ol.source.OSM();
      var map = new ol.Map({
        layers: [
          new ol.layer.Tile({
            source: osmSource
          }),
          new ol.layer.Tile({
            source: new ol.source.TileDebug({
              projection: 'EPSG:3857',
              tileGrid: osmSource.getTileGrid()
            })
          })
        ],
        target: 'map',
        controls: ol.control.defaults({
          attributionOptions: /** @type {olx.control.AttributionOptions} */ ({
            collapsible: false
          })
        }),
        view: new ol.View({
          center: ol.proj.transform(
              [-0.1275, 51.507222], 'EPSG:4326', 'EPSG:3857'),
          zoom: 10
        })
      });
    </script>
  </body>
</html>
说明:

OpenLayers示例代码:Canvas瓦片


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