smesh/src/SMESHGUI/SMESHGUI_Displayer.cxx

86 lines
2.6 KiB
C++

// 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.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
//
//
// 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 <SalomeApp_Application.h>
#include <SVTK_ViewModel.h>
#include <SVTK_ViewWindow.h>
SMESHGUI_Displayer::SMESHGUI_Displayer( SalomeApp_Application* app )
: LightApp_Displayer(),
myApp( app )
{
}
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( study()->studyDS(), entry.latin1(), true );
if( anActor )
{
SMESH::DisplayActor( wnd, anActor );
prs = LightApp_Displayer::buildPresentation( entry.latin1(), aViewFrame );
}
if( prs )
UpdatePrs( prs );
else if( anActor )
SMESH::RemoveActor( vtk_viewer->getViewManager()->getActiveView(), anActor );
}
}
return prs;
}
SalomeApp_Study* SMESHGUI_Displayer::study() const
{
return dynamic_cast<SalomeApp_Study*>( myApp->activeStudy() );
}
bool SMESHGUI_Displayer::canBeDisplayed( const QString& /*entry*/, const QString& viewer_type ) const
{
return viewer_type==SVTK_Viewer::Type();
}