HYDRODATA_EXPORT virtual double GetAltitudeForPoint( const gp_XY& thePoint,
const Handle(HYDROData_Zone)& theZone ) const;
+ /**
+ * Returns altitudes for given points on given zone.
+ * \param thePoints the points to examine
+ * \param theZone reference zone to check
+ * \return result altitude value
+ */
+ HYDRODATA_EXPORT virtual NCollection_Sequence<double> GetAltitudesForPoints(
+ const NCollection_Sequence<gp_XY>& thePoints,
+ const Handle(HYDROData_Zone)& theZone ) const;
+
/**
* Returns zone to which the point is belongs.
* \param thePoint the point to examine