Changeset 5515

Timestamp:

12/19/07 17:04:30 (1 year ago)

Author:

crschmidt

Message:

Add reprojection support on Geometry classes. Geometries can now be transformed
in place by using .transform(source, dest). r=elemoine (Closes #1037)

Files:

• trunk/openlayers/lib/OpenLayers/Geometry/Collection.js (modified) (1 diff)
• trunk/openlayers/lib/OpenLayers/Geometry/LinearRing.js (modified) (1 diff)
• trunk/openlayers/lib/OpenLayers/Geometry/Point.js (modified) (1 diff)

trunk/openlayers/lib/OpenLayers/Geometry/Collection.js

@@ -308 +308 @@
-
-    /**
+     * APIMethod: transform
+     * Reproject the components geometry from source to dest.
+     * 
+     * Parameters:
+     * source - {<OpenLayers.Projection>} 
+     * dest - {<OpenLayers.Projection>}
+     * 
+     * Returns:
+     * {<OpenLayers.Geometry>} 
+     */
+    transform: function(source, dest) {
+        if (source && dest) {
+            for (var i = 0; i < this.components.length; i++) {  
+                var component = this.components[i];
+                component.transform(source, dest);
+            }
+        }   
+        return this;
+    },
+
+    /**
-     * APIMethod: intersects
-     * Determine if the input geometry intersects this one.

trunk/openlayers/lib/OpenLayers/Geometry/LinearRing.js

@@ -152 +152 @@
-            this.components[i].resize(scale, origin, ratio);
-        }
+    },
+    
+    /**
+     * APIMethod: transform
+     * Reproject the components geometry from source to dest.
+     *
+     * Parameters:
+     * source - {<OpenLayers.Projection>}
+     * dest - {<OpenLayers.Projection>}
+     * 
+     * Returns:
+     * {<OpenLayers.Geometry>} 
+     */
+    transform: function(source, dest) {
+        if (source && dest) {
+            for (var i = 0; i < this.components.length - 1; i++) {
+                var component = this.components[i];
+                component.transform(source, dest);
+            }
+        }
+        return this;
-    },
-

trunk/openlayers/lib/OpenLayers/Geometry/Point.js

@@ -189 +189 @@
-        return intersect;
-    },
+    
+    /**
+     * APIMethod: transform
+     * Translate the x,y properties of the point from source to dest.
+     * 
+     * Parameters:
+     * source - {<OpenLayers.Projection>} 
+     * dest - {<OpenLayers.Projection>}
+     * 
+     * Returns:
+     * {<OpenLayers.Geometry>} 
+     */
+    transform: function(source, dest) {
+        if ((source && dest)) {
+            OpenLayers.Projection.transform(
+                this, source, dest); 
+        }       
+        return this;
+    },
-
-    CLASS_NAME: "OpenLayers.Geometry.Point"