////////////////////////////////////////////////////////////////////////////
        //--------------------------------- REVISIONS ------------------------------
        // Date       Name                 Tracking #         Description
        // ---------  -------------------  -------------      ----------------------
        // 21JUN2009  James Shen                              Initial Creation
        ////////////////////////////////////////////////////////////////////////////

        /**
         * Set a new vectorMapCanvas instance.
         * @param vectorMapCanvas a new vectorMapCanvas instance.
         */
        public void SetVectorMapCanvas(VectorMapAbstractCanvas vectorMapCanvas)
        {
            if (vectorMapCanvas != null)
            {
                _vectorMapCanvas = vectorMapCanvas;
            }
        }
 ////////////////////////////////////////////////////////////////////////////
 //--------------------------------- REVISIONS ------------------------------
 // Date       Name                 Tracking #         Description
 // ---------  -------------------  -------------      ----------------------
 // 21JUN2009  James Shen                 	          Initial Creation
 ////////////////////////////////////////////////////////////////////////////
 /**
  * Constrcutor.
  * @param geoSet
  */
 public VectorMapRenderer(GeoSet geoSet)
 {
     _geoSet = geoSet;
     _vectorMapCanvas = new VectorMapNativeCanvas();
 }
 ////////////////////////////////////////////////////////////////////////////
 //--------------------------------- REVISIONS ------------------------------
 // Date       Name                 Tracking #         Description
 // ---------  -------------------  -------------      ----------------------
 // 21JUN2009  James Shen                 	          Initial Creation
 ////////////////////////////////////////////////////////////////////////////
 /**
  * Set a new vectorMapCanvas instance.
  * @param vectorMapCanvas a new vectorMapCanvas instance.
  */
 public void SetVectorMapCanvas(VectorMapAbstractCanvas vectorMapCanvas)
 {
     if (vectorMapCanvas != null)
     {
         _vectorMapCanvas = vectorMapCanvas;
     }
 }