From 9d0a778ead38424b53f9d258fe7f0ad1dd0d568b Mon Sep 17 00:00:00 2001
From: nds <natalia.donis@opencascade.com>
Date: Mon, 16 Jun 2014 12:20:44 +0400
Subject: [PATCH] refs #80 - Sketch base GUI: create/draw point, circle and arc

Arc edit correction.
---
 src/GeomAlgoAPI/GeomAlgoAPI_EdgeBuilder.cpp | 8 ++++++--
 src/PartSet/PartSet_FeatureArcPrs.cpp       | 2 +-
 src/SketchPlugin/SketchPlugin_Arc.cpp       | 3 ++-
 3 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/src/GeomAlgoAPI/GeomAlgoAPI_EdgeBuilder.cpp b/src/GeomAlgoAPI/GeomAlgoAPI_EdgeBuilder.cpp
index d12cbdd73..6b8ebd946 100644
--- a/src/GeomAlgoAPI/GeomAlgoAPI_EdgeBuilder.cpp
+++ b/src/GeomAlgoAPI/GeomAlgoAPI_EdgeBuilder.cpp
@@ -69,7 +69,11 @@ boost::shared_ptr<GeomAPI_Shape> GeomAlgoAPI_EdgeBuilder::lineCircleArc(
     anEdgeBuilder = BRepBuilderAPI_MakeEdge(aCircle, aStart, anEnd);
 
   boost::shared_ptr<GeomAPI_Shape> aRes(new GeomAPI_Shape);
-  TopoDS_Edge anEdge = anEdgeBuilder.Edge();
-  aRes->setImpl(new TopoDS_Shape(anEdge));
+  anEdgeBuilder.Build();
+
+  if (anEdgeBuilder.IsDone())
+    aRes->setImpl(new TopoDS_Shape(anEdgeBuilder.Edge()));
+  else
+    aRes = boost::shared_ptr<GeomAPI_Shape>();
   return aRes;
 }
diff --git a/src/PartSet/PartSet_FeatureArcPrs.cpp b/src/PartSet/PartSet_FeatureArcPrs.cpp
index dc9fd82e5..0e76f6e8b 100644
--- a/src/PartSet/PartSet_FeatureArcPrs.cpp
+++ b/src/PartSet/PartSet_FeatureArcPrs.cpp
@@ -110,7 +110,7 @@ void PartSet_FeatureArcPrs::move(double theDeltaX, double theDeltaY)
 
   boost::shared_ptr<GeomDataAPI_Point2D> aPoint3 =
         boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(ARC_ATTR_END));
-  aPoint1->setValue(aPoint3->x() + theDeltaX, aPoint3->y() + theDeltaY);
+  aPoint3->setValue(aPoint3->x() + theDeltaX, aPoint3->y() + theDeltaY);
 }
 
 double PartSet_FeatureArcPrs::distanceToPoint(FeaturePtr theFeature,
diff --git a/src/SketchPlugin/SketchPlugin_Arc.cpp b/src/SketchPlugin/SketchPlugin_Arc.cpp
index 1830a0058..e390c6af2 100644
--- a/src/SketchPlugin/SketchPlugin_Arc.cpp
+++ b/src/SketchPlugin/SketchPlugin_Arc.cpp
@@ -61,7 +61,8 @@ const boost::shared_ptr<GeomAPI_Shape>& SketchPlugin_Arc::preview()
 
       boost::shared_ptr<GeomAPI_Shape> aCircleShape = 
                  GeomAlgoAPI_EdgeBuilder::lineCircleArc(aCenter, aStartPoint, aEndPoint, aNormal);
-      aShapes.push_back(aCircleShape);
+      if (aCircleShape)
+        aShapes.push_back(aCircleShape);
     }
     boost::shared_ptr<GeomAPI_Shape> aCompound = GeomAlgoAPI_CompoundBuilder::compound(aShapes);
     setPreview(aCompound);
-- 
2.39.2