Making it possible to use a custom SRS identifier for spherical mercator layers. r=bartvde (closes #2665)

git-svn-id: http://svn.openlayers.org/trunk/openlayers@10384 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

examples/web-mercator.js

@@ -0,0 +1,45 @@
+// make map available for easy debugging
+var map;
+
+// if your application transforms coordinates to and from EPSG:102113 then
+// you must uncomment the lines below
+
+// OpenLayers.Projection.addTransform("EPSG:4326", "EPSG:102113",
+//     OpenLayers.Layer.SphericalMercator.projectForward);
+// OpenLayers.Projection.addTransform("EPSG:102113", "EPSG:4326",
+//     OpenLayers.Layer.SphericalMercator.projectInverse);
+
+function init() {
+
+    var options = {
+        projection: new OpenLayers.Projection("EPSG:102113"),
+        units: "m",
+        numZoomLevels: 18,
+        maxResolution: 156543.0339,
+        maxExtent: new OpenLayers.Bounds(-20037508, -20037508,
+                                         20037508, 20037508.34)
+    };
+    map = new OpenLayers.Map('map', options);
+
+    // create Google layer with EPSG:102113 code
+    var gsat = new OpenLayers.Layer.Google("Google Imagery", {
+        type: G_SATELLITE_MAP, 
+        sphericalMercator: true,
+        projection: "EPSG:102113"
+    });
+
+    // create WMS layer
+    var wms = new OpenLayers.Layer.WMS(
+        "Highways",
+        "http://sampleserver1.arcgisonline.com/arcgis/services/Specialty/ESRI_StateCityHighway_USA/MapServer/WMSServer",
+        {layers: "2", format: "image/gif", transparent: "true"},
+        {
+            isBaseLayer: false,
+            wrapDateLine: true
+        }
+    );
+
+    map.addLayers([gsat, wms]);
+    map.addControl(new OpenLayers.Control.LayerSwitcher());
+    map.setCenter(new OpenLayers.LonLat(-10723197, 4500612), 3);
+}