+std::list<float> CurveCreator_Utils::getSelectedPoints( Handle(AIS_InteractiveContext) theContext )
+{
+ std::list<float> aSelectedPoints;
+
+ gp_Pnt aPnt;
+ for ( theContext->InitSelected(); theContext->MoreSelected(); theContext->NextSelected() ) {
+ TopoDS_Vertex aVertex;
+ TopoDS_Shape aShape = theContext->SelectedShape();
+ if ( !aShape.IsNull() && aShape.ShapeType() == TopAbs_VERTEX )
+ aVertex = TopoDS::Vertex( theContext->SelectedShape() );
+ else {
+ Handle(SelectMgr_EntityOwner) anOwner = theContext->SelectedOwner();
+ if ( !anOwner.IsNull() ) {
+ Handle(AIS_InteractiveObject) anAIS = Handle(AIS_InteractiveObject)::DownCast( anOwner->Selectable() );
+ if ( !anAIS.IsNull() ) {
+ Handle(AIS_Point) aPoint = Handle(AIS_Point)::DownCast( anAIS);
+ if ( !aPoint.IsNull() )
+ aVertex = TopoDS::Vertex( aPoint->Vertex() );
+ }
+ if ( aVertex.IsNull() ) {
+ // the following happens if there are no points in the current curve, there is only a shape
+ /*Handle(StdSelect_BRepOwner) aBrepOwner = Handle(StdSelect_BRepOwner)::DownCast(anOwner);
+ if ( aBrepOwner.IsNull() )
+ continue;
+ if ( aBrepOwner->HasShape() ) {
+ const TopoDS_Shape& aShape = aBrepOwner->Shape();
+ if ( !aShape.IsNull() && aShape.ShapeType() == TopAbs_VERTEX )
+ {
+ aVertex = TopoDS::Vertex( aShape );
+ }
+ }*/
+ }
+ }
+ }
+ if ( aVertex.IsNull() )
+ continue;
+ aPnt = BRep_Tool::Pnt( aVertex );
+ aSelectedPoints.push_back( aPnt.X() );
+ aSelectedPoints.push_back( aPnt.Y() );
+ aSelectedPoints.push_back( aPnt.Z() );
+ }
+
+ return aSelectedPoints;
+}