tilecache.html 2.1 KB
<html xmlns="http://www.w3.org/1999/xhtml">
  <head>
    <title>OpenLayers TileCache Example</title>
    <link rel="stylesheet" href="../theme/default/style.css" type="text/css" />
    <link rel="stylesheet" href="style.css" type="text/css" />
    <script src="../lib/OpenLayers.js"></script>
    <script type="text/javascript">
        var map, layer;
        function init(){
            map = new OpenLayers.Map( $('map'));
            layer = new OpenLayers.Layer.TileCache("TileCache Layer",
                ["http://c0.labs.metacarta.com/wms-c/cache/",
                 "http://c1.labs.metacarta.com/wms-c/cache/",
                 "http://c2.labs.metacarta.com/wms-c/cache/",
                 "http://c3.labs.metacarta.com/wms-c/cache/",
                 "http://c4.labs.metacarta.com/wms-c/cache/"],
                "basic",
                {
                    'format': 'image/png',
                    maxResolution: 180/256 // same as the TileCache config
                }
            );
            map.addLayer(layer);
            map.setCenter(new OpenLayers.LonLat(0, 0), 0);
        }

        OpenLayers.Util.onImageLoadError = function() {
            /**
             * For images that don't exist in the cache, you can display
             * a default image - one that looks like water for example.
             * To show nothing at all, leave the following lines commented out.
             */

            //this.src = "../img/blank.gif";
            //this.style.display = "";
        };
    </script>
  </head>
  <body onload="init()">
      <h1 id="title">TileCache Example</h1>

      <div id="tags"></div>

      <p id="shortdesc">
        Demonstrates a TileCache layer that loads tiles from from a web
        accessible disk-based cache only.
      </p>

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

    <div id="docs">
        This layer should be used for web accessible disk-based caches only.
        It is not used to request new tiles from TileCache.  Note that you
        should specify resolutions explicitly on this layer so that they match
        your TileCache configuration.
    </div>
  </body>
</html>