-boost::shared_ptr<SketchPlugin_Line> getFeatureLine(DataPtr theData,
- const std::string& theAttribute);
-
-boost::shared_ptr<GeomAPI_Pnt2d> getProjectionPoint(
- const boost::shared_ptr<SketchPlugin_Line>& theLine,
- const boost::shared_ptr<GeomAPI_Pnt2d>& thePoint);