Issue #2167: error when create circle

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

diff --git a/src/SketchPlugin/SketchPlugin_Point.cpp b/src/SketchPlugin/SketchPlugin_Point.cpp
index cf718db760dd812324db95cf16a10a297494b29b..2bfe7e60a4863c52cedf3ed8ceb3c1ad681bbfb6 100644 (file)
--- a/src/SketchPlugin/SketchPlugin_Point.cpp
+++ b/src/SketchPlugin/SketchPlugin_Point.cpp
@@ -18,17 +18,13 @@
 #include <GeomDataAPI_Point2D.h>
 #include <GeomAlgoAPI_PointBuilder.h>
 
-using namespace std;
-
 SketchPlugin_Point::SketchPlugin_Point()
     : SketchPlugin_SketchEntity()
 {
 }
 
-void SketchPlugin_Point::initAttributes()
+void SketchPlugin_Point::initDerivedClassAttributes()
 {
-  SketchPlugin_SketchEntity::initAttributes();
-
   data()->addAttribute(SketchPlugin_Point::COORD_ID(), GeomDataAPI_Point2D::typeId());
   data()->addAttribute(EXTERNAL_ID(), ModelAPI_AttributeSelection::typeId());
   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), EXTERNAL_ID());
@@ -44,7 +40,7 @@ void SketchPlugin_Point::execute()
             data()->attribute(SketchPlugin_Point::COORD_ID()));
     std::shared_ptr<GeomAPI_Pnt> aPoint3D(aSketch->to3D(aPoint->x(), aPoint->y()));
     // make a visible point
-    std::shared_ptr<GeomAPI_Shape> aPointShape = GeomAlgoAPI_PointBuilder::point(aPoint3D);
+    std::shared_ptr<GeomAPI_Shape> aPointShape = GeomAlgoAPI_PointBuilder::vertex(aPoint3D);
     std::shared_ptr<ModelAPI_ResultConstruction> aConstr = document()->createConstruction(data());
     aConstr->setShape(aPointShape);
     aConstr->setIsInHistory(false);
@@ -71,10 +67,16 @@ void SketchPlugin_Point::attributeChanged(const std::string& theID) {
   // the second condition for unability to move external point anywhere
   if (theID == EXTERNAL_ID() || isFixed()) {
     std::shared_ptr<GeomAPI_Shape> aSelection = data()->selection(EXTERNAL_ID())->value();
-     // update arguments due to the selection value
+    if (!aSelection) {
+      // empty shape in selection shows that the shape is equal to context
+      ResultPtr anExtRes = selection(EXTERNAL_ID())->context();
+      if (anExtRes)
+        aSelection = anExtRes->shape();
+    }
+    // update arguments due to the selection value
     if (aSelection && !aSelection->isNull() && aSelection->isVertex()) {
       std::shared_ptr<GeomAPI_Vertex> aVertex(new GeomAPI_Vertex(aSelection));
-      std::shared_ptr<GeomDataAPI_Point2D> aCoordAttr = 
+      std::shared_ptr<GeomDataAPI_Point2D> aCoordAttr =
         std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(COORD_ID()));
       aCoordAttr->setValue(sketch()->to2D(aVertex->point()));
     }