             return _keyRectangles[COLUMN_HEADER_RECTANGLES];
         }
 
+        private function get columnRectangles():Array
+        {
+            return _keyRectangles[COLUMN_RECTANGLES];
+        }
+
         private function get entireHeaderRectangle():Rectangle //includes padding
         {
             return _keyRectangles[ENTIRE_HEADER_RECTANGLE] as Rectangle;

        private static const directions:Array = [ITSELF, N, NE, E, SE, S, SW, W, NW];

        private static const COLUMN_HEADER_RECTANGLES:String = "columnHeaderRectangles";
        private static const ENTIRE_HEADER_RECTANGLE:String = "headerRectangle"; //includes padding
        private static const MAIN_HEADER_VIEW_RECTANGLE:String = "mainHeaderViewRectangle";
        private static const FIXED_HEADER_VIEW_RECTANGLE:String = "fixedHeaderViewRectangle";

            _keyRectangles = null;
            _keyPoints = null;
        }


        [Test(dataProvider="dimensions")]
