+ /// if the construction result may be used as faces, this method returns not zero number of faces
+ MODEL_EXPORT virtual int facesNum();
+ /// if the construction result may be used as faces, this method returns face by zero based index
+ MODEL_EXPORT virtual std::shared_ptr<GeomAPI_Face> face(const int theIndex);
+
+ /// By default object is not infinite.
+ MODEL_EXPORT virtual bool isInfinite();
+ /// Sets the flag that it is infinite
+ MODEL_EXPORT virtual void setInfinite(const bool theInfinite);
+ /// The construction element is never concealed
+ MODEL_EXPORT virtual void setIsConcealed(const bool theValue);
+