src/PartSet/PartSet_FilterInfinite.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        PartSet_Filters.cpp
   4 // Created:     19 Jun 2015
   5 // Author:      Natalia ERMOLAEVA
   6
   7 #include "PartSet_FilterInfinite.h"
   8
   9 #include <AIS_InteractiveObject.hxx>
  10 #include <AIS_Shape.hxx>
  11 #include <TopoDS_Shape.hxx>
  12 #include <StdSelect_BRepOwner.hxx>
  13
  14 IMPLEMENT_STANDARD_HANDLE(PartSet_FilterInfinite, SelectMgr_Filter);
  15 IMPLEMENT_STANDARD_RTTIEXT(PartSet_FilterInfinite, SelectMgr_Filter);
  16
  17 Standard_Boolean PartSet_FilterInfinite::IsOk(const Handle(SelectMgr_EntityOwner)& theOwner) const
  18 {
  19   Standard_Boolean aValid = Standard_True;
  20   Handle(AIS_InteractiveObject) anAISObj =
  21     Handle(AIS_InteractiveObject)::DownCast(theOwner->Selectable());
  22   if (!anAISObj.IsNull()) {
  23     Handle(AIS_InteractiveObject) anObj =
  24         Handle(AIS_InteractiveObject)::DownCast(theOwner->Selectable());
  25     Handle(AIS_Shape) aAISShape = Handle(AIS_Shape)::DownCast(anObj);
  26     if (!aAISShape.IsNull()) {
  27       TopoDS_Shape anAISShape = aAISShape->Shape();
  28       if (!anAISShape.IsNull() && anAISShape.Infinite()) {
  29         aValid = Standard_False;
  30         // for infinite object, the selection is possible only for shapes of owners, which are coincide
  31         // to the shape of corresponded AIS object. In other words, for axis, only edge can be selected
  32         // (vertices are not selectable), for planes, only faces can be selected (not edges or vertices)
  33         TopoDS_Shape anOwnerShape;
  34         Handle(StdSelect_BRepOwner) aBRO = Handle(StdSelect_BRepOwner)::DownCast(theOwner);
  35         if( !aBRO.IsNull() ) {
  36           anOwnerShape = aBRO->Shape();
  37           if (!anOwnerShape.IsNull()) {
  38             aValid = anAISShape.ShapeType() == anOwnerShape.ShapeType();
  39           }
  40         }
  41       }
  42     }
  43   }
  44   return aValid;
  45 }