+ HYDRODATA_EXPORT virtual bool AddInterPoly( const Handle(HYDROData_PolylineXY)& theInterPolyline );
+
+ HYDRODATA_EXPORT virtual void RemoveInterPolyObject( const Handle(HYDROData_PolylineXY)& theInterPolyline );
+
+ HYDRODATA_EXPORT virtual HYDROData_SequenceOfObjects GetInterPolyObjects() const;
+
+ HYDRODATA_EXPORT virtual bool AddBoundaryPolygon( const Handle(HYDROData_BCPolygon)& theBCPolygon );
+
+ HYDRODATA_EXPORT virtual void RemoveBoundaryPolygon( const Handle(HYDROData_BCPolygon)& theBCPolygon );
+
+ HYDRODATA_EXPORT virtual HYDROData_SequenceOfObjects GetBoundaryPolygons() const;
+