Tim's big refactoring of the Geometry modules. Fixes #590. All tests pass in FF (except the PanZoomBar stuff, which wasn't touched by this patch) and IE.

git-svn-id: http://svn.openlayers.org/trunk/openlayers@2931 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Geometry/MultiLineString.js

@@ -13,6 +13,14 @@ OpenLayers.Geometry.MultiLineString = OpenLayers.Class.create();
 OpenLayers.Geometry.MultiLineString.prototype =
     OpenLayers.Class.inherit(OpenLayers.Geometry.Collection, {
 
+    /**
+     * An array of class names representing the types of components that
+     * the collection can include.  A null value means the component types
+     * are not restricted.
+     * @type Array(String)
+     */
+    componentTypes: ["OpenLayers.Geometry.LineString"],
+
     /**
      * @constructor
      *
@@ -23,20 +31,6 @@ OpenLayers.Geometry.MultiLineString.prototype =
                                                                   arguments);        
     },
 
-    /**
-     * adds a component to the MultiPoint, checking type
-     *
-     * @param {OpenLayers.Geometry.LineString} component lineString to add
-     * @param {int} index Index into the array to insert the component
-     */
-    addComponent: function(component, index) {
-        if (!(component instanceof OpenLayers.Geometry.LineString)) {
-            throw "component should be an OpenLayers.Geometry.LineString";
-        }
-        OpenLayers.Geometry.Collection.prototype.addComponent.apply(this, 
-                                                                    arguments);        
-    },
-
     /** @final @type String */
     CLASS_NAME: "OpenLayers.Geometry.MultiLineString"
 });