#611: let all geometry inherit toString from the superclass - geometry.toString returns well-known text based on Format.WKT.write()

git-svn-id: http://svn.openlayers.org/trunk/openlayers@2945 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Geometry.js

@@ -4,6 +4,7 @@
  
 /**
  * @class
+ * @requires OpenLayers/Format/WKT.js
  */
 OpenLayers.Geometry = OpenLayers.Class.create();
 OpenLayers.Geometry.prototype = {
@@ -160,6 +161,14 @@ OpenLayers.Geometry.prototype = {
         return 0.0;
     },
 
+    /**
+     * @returns the Well-Known Text representation of a geometry
+     * @type String
+     */
+    toString: function() {
+       return OpenLayers.Format.WKT.prototype.write(this);
+    },
+
     /** @final @type String */
     CLASS_NAME: "OpenLayers.Geometry"
 };