+#include <AIS_InteractiveObject.hxx>
+
+Handle_AIS_InteractiveObject SketchPlugin_Constraint::getAISShape(Handle_AIS_InteractiveObject thePrevious)
+{
+ return thePrevious;
+}
+
+const boost::shared_ptr<GeomAPI_Shape>& SketchPlugin_Constraint::preview()
+{
+ return getPreview();
+}
+