+#define CONSTRAINT_PRS_IMPL(NAME, CLASS) \
+AISObjectPtr SketcherPrs_Factory::NAME(ModelAPI_Feature* theConstraint, \
+ const std::shared_ptr<GeomAPI_Ax3>& thePlane) \
+{ \
+ std::shared_ptr<GeomAPI_AISObject> aAISObj = AISObjectPtr(new GeomAPI_AISObject()); \
+ Handle(CLASS) aPrs = new CLASS(theConstraint, thePlane); \
+ aAISObj->setImpl(new Handle(AIS_InteractiveObject)(aPrs)); \
+ return aAISObj; \
+}
+
+CONSTRAINT_PRS_IMPL(coincidentConstraint, SketcherPrs_Coincident);
+CONSTRAINT_PRS_IMPL(parallelConstraint, SketcherPrs_Parallel);
+CONSTRAINT_PRS_IMPL(perpendicularConstraint, SketcherPrs_Perpendicular);
+CONSTRAINT_PRS_IMPL(rigidConstraint, SketcherPrs_Rigid);
+CONSTRAINT_PRS_IMPL(equalConstraint, SketcherPrs_Equal);
+CONSTRAINT_PRS_IMPL(tangentConstraint, SketcherPrs_Tangent);
+CONSTRAINT_PRS_IMPL(radiusConstraint, SketcherPrs_Radius);
+CONSTRAINT_PRS_IMPL(lengthDimensionConstraint, SketcherPrs_LengthDimension);
+CONSTRAINT_PRS_IMPL(mirrorConstraint, SketcherPrs_Mirror);