public int Compare(CPolygon cpg1, CPolygon cpg2)
        {
            int iResult = CGeometricMethods.Compare(cpg1.ID, cpg2.ID);

            return(iResult);
        }
        public int Compare(CRegion crg1, CRegion crg2)
        {
            int iResult = CGeometricMethods.Compare(crg1.IDLk, crg2.IDLk);

            return(iResult);
        }
        public int Compare(CEdge cedge1, CEdge cedge2)
        {
            int iResult = CGeometricMethods.Compare(cedge1, cedge2);

            return(iResult);
        }
        public int Compare(CPoint cpt1, CPoint cpt2)
        {
            int iResult = CGeometricMethods.Compare(cpt1, cpt2);

            return(iResult);
        }