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1 <html xmlns="http://www.w3.org/1999/xhtml">
2   <head>
3     <link rel="stylesheet" href="../theme/default/style.css" type="text/css" />
4     <link rel="stylesheet" href="style.css" type="text/css" />
5     <style type="text/css">
6         #wmc {
7             width: 90%;
8             height: 300px;
9         }
10     </style>
11     <script src="../lib/Firebug/firebug.js"></script>
12     <script src="../lib/OpenLayers.js"></script>
13     <script type="text/javascript">
14
15         // no pink please
16         OpenLayers.IMAGE_RELOAD_ATTEMPTS = 2;
17         OpenLayers.Util.onImageLoadErrorColor = "transparent";
18         
19         var format = new OpenLayers.Format.WMC({'layerOptions': {buffer: 0}});
20         var doc, context, map;
21         
22         function init() {
23             var options = {
24                 maxExtent: new OpenLayers.Bounds(-130, 14, -60, 55)
25             };
26             map = new OpenLayers.Map("map", options);
27
28             var jpl = new OpenLayers.Layer.WMS(
29                 "NASA Global Mosaic",
30                 "http://t1.hypercube.telascience.org/cgi-bin/landsat7", 
31                 {layers: "landsat7"},
32                 {
33                     maxExtent: new OpenLayers.Bounds(-130, 14, -60, 55),
34                     maxResolution: 0.1,
35                     numZoomLevels: 4,
36                     minResolution: 0.02
37                 }
38             );
39
40             var vmap = new OpenLayers.Layer.WMS(
41                 "OpenLayers WMS",
42                 "http://labs.metacarta.com/wms/vmap0",
43                 {layers: 'basic'},
44                 {
45                     maxExtent: new OpenLayers.Bounds(-130, 14, -60, 55),
46                     maxResolution: 0.1,
47                     numZoomLevels: 4,
48                     minResolution: 0.02
49                 }
50             );
51
52             var roads = new OpenLayers.Layer.WMS(
53                 "Transportation Network",
54                 "http://lioapp.lrc.gov.on.ca/cubeserv/cubeserv.pl",
55                 {layers: "na_road:CCRS", transparent: "TRUE"},
56                 {
57                     isBaseLayer: false,
58                     maxExtent: new OpenLayers.Bounds(
59                         -166.532, 4.05046, -0.206818, 70.287
60                     ),
61                     displayInLayerSwitcher: false,
62                     opacity: 0.6,
63                     minScale: 32000000,
64                     numZoomLevels: 4,
65                     maxScale: 6200000
66                 }
67             );
68
69             var nexrad = new OpenLayers.Layer.WMS(
70                 "Radar 3:1",
71                 "http://columbo.nrlssc.navy.mil/ogcwms/servlet/WMSServlet/AccuWeather_Maps.wms",
72                 {layers: "3:1", transparent: "TRUE"},
73                 {
74                     isBaseLayer: false,
75                     maxExtent: new OpenLayers.Bounds(
76                         -131.029495239, 14.5628967285,
77                         -61.0295028687, 54.562896728
78                     ),
79                     opacity: 0.8,
80                     singleTile: true,
81                     maxResolution: 0.1,
82                     numZoomLevels: 4,
83                     minResolution: 0.02
84                 }
85             );
86
87             map.addLayers([jpl, vmap, roads, nexrad]);
88             map.addControl(new OpenLayers.Control.LayerSwitcher());
89             map.setCenter(new OpenLayers.LonLat(-95, 34.5), 1);
90         };
91         
92         function readWMC(merge) {
93             var text = document.getElementById("wmc").value;
94             
95             if(merge) {
96                 try {
97                     map = format.read(text, {map: map});
98                 } catch(err) {
99                     document.getElementById("wmc").value = err;
100                 }
101             } else {
102                 map.destroy();
103                 try {
104                     map = format.read(text, {map: "map"});
105                     map.addControl(new OpenLayers.Control.LayerSwitcher());
106                 } catch(err) {
107                     document.getElementById("wmc").value = err;
108                 }
109             }
110         }
111         
112         function writeWMC(merge) {
113             try {
114                 var text = format.write(map);
115                 document.getElementById("wmc").value = text;
116             } catch(err) {
117                 document.getElementById("wmc").value = err;
118             }
119         }
120             
121     </script>
122     </head>
123     <body onload="init()">
124     <h1 id="title">WMC Example</h1>
125
126     <div id="tags">
127     </div>
128     <p id="shortdesc">
129            Shows parsing of Web Map Context documents.
130     </p>
131     <div id="map" class="smallmap"></div>
132         <button onclick="writeWMC();">write</button>
133         <button onclick="readWMC();">read as new map</button>
134         <button onclick="readWMC(true);">read and merge</button>
135         <textarea id="wmc">paste WMC doc here</textarea>
136     <div id="docs">
137         This is an example of parsing WMC documents. <br />
138         The format class has a layerOptions property, which can be used
139         to control the default options of the layer when it is created
140         by the parser.
141     </div>
142   </body>
143 </html>
144
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