Task 2.12. New entities: ellipses and arcs of ellipses (issue #3003)

[modules/shaper.git] / src / SketchPlugin / SketchPlugin_Line.cpp

diff --git a/src/SketchPlugin/SketchPlugin_Line.cpp b/src/SketchPlugin/SketchPlugin_Line.cpp
index f01a332f296b0b90d751165547938b937376df3f..e5284719311c0f2beed9b62948160717992e536f 100644 (file)
--- a/src/SketchPlugin/SketchPlugin_Line.cpp
+++ b/src/SketchPlugin/SketchPlugin_Line.cpp
@@ -47,6 +47,9 @@ void SketchPlugin_Line::initAttributes()
   /// new attributes should be added to end of the feature in order to provide
   /// correct attribute values in previous saved studies
   data()->addAttribute(LENGTH_ID(), ModelAPI_AttributeDouble::typeId());
+
+  data()->addAttribute(PARENT_ID(), ModelAPI_AttributeReference::typeId());
+  ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), PARENT_ID());
 }
 
 void SketchPlugin_Line::initDerivedClassAttributes()