+// SMESH SMESHGUI : Displayer for SMESH module
+//
+// Copyright (C) 2003 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
+// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+// See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
+//
+//
+//
+// File : SMESHGUI_Displayer.cxx
+// Author : Alexander SOLOVYOV
+// Module : SMESH
+// $Header: /home/server/cvs/SMESH/SMESH_SRC/src/SMESHGUI/SMESHGUI_Displayer.cxx
+
+#include "SMESHGUI_Displayer.h"
+#include "SMESHGUI_VTKUtils.h"
+
+#include <SalomeApp_Study.h>
+#include <SVTK_ViewModel.h>
+#include <SVTK_ViewWindow.h>
+
+SMESHGUI_Displayer::SMESHGUI_Displayer( SalomeApp_Study* st )
+: SalomeApp_Displayer(),
+ myStudy( st )
+{
+}
+
+SMESHGUI_Displayer::~SMESHGUI_Displayer()
+{
+}
+
+SALOME_Prs* SMESHGUI_Displayer::buildPresentation( const QString& entry, SALOME_View* theViewFrame )
+{
+ SALOME_Prs* prs = 0;
+
+ SALOME_View* aViewFrame = theViewFrame ? theViewFrame : GetActiveView();
+
+ if ( aViewFrame )
+ {
+ SVTK_Viewer* vtk_viewer = dynamic_cast<SVTK_Viewer*>( aViewFrame );
+ if( vtk_viewer )
+ {
+ SUIT_ViewWindow* wnd = vtk_viewer->getViewManager()->getActiveView();
+ SMESH_Actor* anActor = SMESH::FindActorByEntry( wnd, entry.latin1() );
+ if( !anActor )
+ anActor = SMESH::CreateActor( myStudy->studyDS(), entry.latin1(), true );
+ if( anActor )
+ {
+ SMESH::DisplayActor( wnd, anActor );
+ prs = SalomeApp_Displayer::buildPresentation( entry.latin1(), aViewFrame );
+ }
+ if( prs )
+ UpdatePrs( prs );
+ else if( anActor )
+ SMESH::RemoveActor( vtk_viewer->getViewManager()->getActiveView(), anActor );
+ }
+ }
+
+ return prs;
+}