+ Standard_EXPORT void setSubShapeHidden(const TopoDS_ListOfShape& theShapes);
+
+ /// Returns true if parameter shape has been hidden
+ /// \param theShape sub-shape of the presentation shape
+ /// \return boolean value
+ Standard_EXPORT bool isSubShapeHidden(const TopoDS_Shape& theShape);
+
+ /// Returns hidden sub shapes list
+ Standard_EXPORT const TopoDS_ListOfShape& hiddenSubShapes() const
+ { return myHiddenSubShapes; }