openlayers/examples/drag-feature.html

   1 <html xmlns="http://www.w3.org/1999/xhtml">
   2     <head>
   3         <title>Drag Feature Example</title>
   4
   5         <link rel="stylesheet" href="../theme/default/style.css" type="text/css" />
   6         <link rel="stylesheet" href="style.css" type="text/css" />
   7         <style type="text/css">
   8             #controls {
   9                 width: 512px;
  10             }
  11             #controlToggle {
  12                 padding-left: 1em;
  13             }
  14             #controlToggle li {
  15                 list-style: none;
  16             }
  17         </style>
  18         <script src="../lib/OpenLayers.js"></script>
  19         <script type="text/javascript">
  20             var map, vectors, controls;
  21             function init(){
  22                 map = new OpenLayers.Map('map');
  23                 var wms = new OpenLayers.Layer.WMS( "OpenLayers WMS",
  24                     "http://labs.metacarta.com/wms/vmap0?", {layers: 'basic'});
  25
  26                 vectors = new OpenLayers.Layer.Vector("Vector Layer");
  27
  28                 map.addLayers([wms, vectors]);
  29                 map.addControl(new OpenLayers.Control.LayerSwitcher());
  30                 map.addControl(new OpenLayers.Control.MousePosition());
  31
  32                 controls = {
  33                     point: new OpenLayers.Control.DrawFeature(vectors,
  34                                 OpenLayers.Handler.Point),
  35                     line: new OpenLayers.Control.DrawFeature(vectors,
  36                                 OpenLayers.Handler.Path),
  37                     polygon: new OpenLayers.Control.DrawFeature(vectors,
  38                                 OpenLayers.Handler.Polygon),
  39                     drag: new OpenLayers.Control.DragFeature(vectors)
  40                 };
  41
  42                 for(var key in controls) {
  43                     map.addControl(controls[key]);
  44                 }
  45
  46                 map.setCenter(new OpenLayers.LonLat(0, 0), 3);
  47                 document.getElementById('noneToggle').checked = true;
  48             }
  49
  50             function toggleControl(element) {
  51                 for(key in controls) {
  52                     var control = controls[key];
  53                     if(element.value == key && element.checked) {
  54                         control.activate();
  55                     } else {
  56                         control.deactivate();
  57                     }
  58                 }
  59             }
  60         </script>
  61     </head>
  62     <body onload="init()">
  63         <h1 id="title">Drag Feature Example</h1>
  64
  65         <div id="tags"></div>
  66
  67         <p id="shortdesc">
  68             Demonstrates point, line and polygon creation and editing.
  69         </p>
  70
  71         <div id="map" class="smallmap"></div>
  72
  73         <div id="controls">
  74             <ul id="controlToggle">
  75                 <li>
  76                     <input type="radio" name="type" value="none" id="noneToggle"
  77                            onclick="toggleControl(this);" checked="checked" />
  78                     <label for="noneToggle">navigate</label>
  79                 </li>
  80                 <li>
  81                     <input type="radio" name="type" value="point" id="pointToggle" onclick="toggleControl(this);" />
  82                     <label for="pointToggle">draw point</label>
  83                 </li>
  84                 <li>
  85                     <input type="radio" name="type" value="line" id="lineToggle" onclick="toggleControl(this);" />
  86                     <label for="lineToggle">draw line</label>
  87                 </li>
  88                 <li>
  89                     <input type="radio" name="type" value="polygon" id="polygonToggle" onclick="toggleControl(this);" />
  90                     <label for="polygonToggle">draw polygon</label>
  91                 </li>
  92                 <li>
  93                     <input type="radio" name="type" value="drag" id="dragToggle"
  94                            onclick="toggleControl(this);" />
  95                     <label for="dragToggle">drag feature</label>
  96                 </li>
  97             </ul>
  98         </div>
  99
 100         <div id="docs"></div>
 101     </body>
 102 </html>