updates so WFS *should* work with new tiling algorithm

git-svn-id: http://svn.openlayers.org/trunk/openlayers@1154 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Layer/WFS.js

@@ -134,14 +134,12 @@ OpenLayers.Layer.WFS.prototype =
         var urls = new Array();
 
         //add standard URL
-        urls.push( this.getFullRequestString( { BBOX:bounds.toBBOX() }) );
+        urls.push( this.getFullRequestString() );
 
         if (this.urls != null) {
             // if there are more urls, add them.
             for(var i=0; i < this.urls.length; i++) {
-                var newUrl = this.getFullRequestString( { BBOX:bounds.toBBOX() },
+                urls.push( this.getFullRequestString(null, this.urls[i]) );
-                                                        this.urls[i] );
-                urls.push(newUrl);
             }
         }
 

lib/OpenLayers/Tile/WFS.js

@@ -39,11 +39,18 @@ OpenLayers.Tile.WFS.prototype =
      * 
      */
     destroy: function() {
+        this.clear();
+        this.urls = null;
+        OpenLayers.Tile.prototype.destroy.apply(this, arguments);
+    },
+
+    /** Clear the tile of any bounds/position-related data so that it can 
+     *   be reused in a new location.
+     */
+    clear: function() {
         for(var i=0; i < this.features.length; i++) {
             this.features[i].destroy();
         }
-        this.urls = null;
-        OpenLayers.Tile.prototype.destroy.apply(this, arguments);
     },
     
     /**
@@ -57,6 +64,9 @@ OpenLayers.Tile.WFS.prototype =
      * @param {OpenLayers.pixel} position
      */
     moveTo: function (bounds, position) {
+        
+        this.loaded = false;
+        
         OpenLayers.Tile.prototype.moveTo.apply(this, arguments);
     },
     
@@ -80,7 +90,10 @@ OpenLayers.Tile.WFS.prototype =
                 this.loaded = true; 
                 
                 for(var i=0; i < this.urls.length; i++) {
-                    OpenLayers.loadURL(this.urls[i], null, this, 
+                    var params ={ BBOX:bounds.toBBOX() };
+                    var url = this.urls[i] + 
+                              OpenLayers.Util.getParameterString(params);
+                    OpenLayers.loadURL(url, null, this, 
                                        success, failure);
                 }
             }