DataTag_First = HYDROData_Object::DataTag_First + 100, ///< first tag, to reserve
DataTag_BoundaryPolyline, ///< reference boundary polyline
DataTag_Zone, ///< reference zones
DataTag_First = HYDROData_Object::DataTag_First + 100, ///< first tag, to reserve
DataTag_BoundaryPolyline, ///< reference boundary polyline
DataTag_Zone, ///< reference zones