- /// Return the distance between the feature and the point
- /// \param thePoint the point
- virtual double distanceToPoint(const boost::shared_ptr<GeomAPI_Pnt2d>& thePoint) = 0;
+ /// Construction result is allways recomuted on the fly
+ SKETCHPLUGIN_EXPORT virtual bool isPersistentResult() {return false;}
+
+ /// Returns true is sketch element is under the rigid constraint
+ SKETCHPLUGIN_EXPORT virtual bool isFixed() {return false;}