1 // Copyright (C) 2007-2015 CEA/DEN, EDF R&D, OPEN CASCADE
3 // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License, or (at your option) any later version.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
23 // SALOME VTKViewer : build VTK viewer into Salome desktop
24 // File : SVTK_Prs.cxx
25 // Author : Sergey ANIKIN
29 #include <vtkActorCollection.h>
34 SVTK_Prs::SVTK_Prs( const char* entry ) : SALOME_VTKPrs(entry), myObjects( 0 )
41 SVTK_Prs::SVTK_Prs( const char* entry, const vtkActor* obj ) : SALOME_VTKPrs(entry)
49 SVTK_Prs:: ~SVTK_Prs()
51 if ( myObjects ) myObjects->Delete();
57 vtkActorCollection* SVTK_Prs::GetObjects() const
65 void SVTK_Prs::AddObject( const vtkActor* obj )
68 myObjects = vtkActorCollection::New();
69 myObjects->AddItem( (vtkActor*)obj );
73 \return 0 if list of the actors is empty [ Reimplemented from SALOME_Prs ]
75 bool SVTK_Prs::IsNull() const
77 return !myObjects || myObjects->GetNumberOfItems() <= 0;