+ /**
+ * Checks that object has 2D presentation. Reimlemented to retun true.
+ */
+ HYDRODATA_EXPORT virtual bool IsHas2dPrs() const;
+
+ /**
+ * Update the shape presentations of stream.
+ */
+ HYDRODATA_EXPORT virtual void UpdatePrs();
+
+ /**
+ * Returns default filling color for new stream.
+ */
+ HYDRODATA_EXPORT static QColor DefaultFillingColor();
+
+ /**
+ * Returns default border color for new stream.
+ */
+ HYDRODATA_EXPORT static QColor DefaultBorderColor();
+
+ /**
+ * Returns true if given polyline can be used as stream axis.
+ */
+ HYDRODATA_EXPORT static bool IsValidAsAxis( const Handle(HYDROData_PolylineXY)& theAxis );