openlayers/examples/boxes-vector.html

   1 <html xmlns="http://www.w3.org/1999/xhtml">
   2     <head>
   3         <title>OpenLayers Boxes Example</title>
   4         <link rel="stylesheet" href="../theme/default/style.css" type="text/css" />
   5         <link rel="stylesheet" href="style.css" type="text/css" />
   6         <script src="../lib/OpenLayers.js"></script>
   7         <script type="text/javascript">
   8             var box_extents = [
   9                 [-10, 50, 5, 60],
  10                 [-75, 41, -71, 44],
  11                 [-122.6, 37.6, -122.3, 37.9],
  12                 [10, 10, 20, 20]
  13             ];
  14             var map;
  15             function init(){
  16                 map = new OpenLayers.Map('map');
  17
  18                 var ol_wms = new OpenLayers.Layer.WMS( "OpenLayers WMS",
  19                     "http://labs.metacarta.com/wms/vmap0?", {layers: 'basic'} );
  20
  21                 var boxes  = new OpenLayers.Layer.Vector( "Boxes" );
  22
  23                 for (var i = 0; i < box_extents.length; i++) {
  24                     ext = box_extents[i];
  25                     bounds = new OpenLayers.Bounds(ext[0], ext[1], ext[2], ext[3]);
  26
  27                     box = new OpenLayers.Feature.Vector(bounds.toGeometry());
  28                     boxes.addFeatures(box);
  29                 }
  30
  31                 map.addLayers([ol_wms, boxes]);
  32                 map.addControl(new OpenLayers.Control.LayerSwitcher());
  33                 var sf = new OpenLayers.Control.SelectFeature(boxes);
  34                 map.addControl(sf);
  35                 sf.activate();
  36                 map.zoomToMaxExtent();
  37             }
  38         </script>
  39     </head>
  40     <body onload="init()">
  41         <h1 id="title">Boxes Example</h1>
  42
  43         <div id="tags">
  44         </div>
  45
  46         <p id="shortdesc">
  47             Demonstrate marker and box type annotations on a map.
  48         </p>
  49
  50         <div id="map" class="smallmap"></div>
  51
  52         <div id="docs"></div>
  53     </body>
  54 </html>