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salome-gui  6.5.0
VTKViewer_Utilities.h
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00001 // Copyright (C) 2007-2012  CEA/DEN, EDF R&D, OPEN CASCADE
00002 //
00003 // Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
00004 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
00005 //
00006 // This library is free software; you can redistribute it and/or
00007 // modify it under the terms of the GNU Lesser General Public
00008 // License as published by the Free Software Foundation; either
00009 // version 2.1 of the License.
00010 //
00011 // This library is distributed in the hope that it will be useful,
00012 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00013 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014 // Lesser General Public License for more details.
00015 //
00016 // You should have received a copy of the GNU Lesser General Public
00017 // License along with this library; if not, write to the Free Software
00018 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
00019 //
00020 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
00021 //
00022 
00023 #ifndef VTKVIEWER_UTILITIES_H
00024 #define VTKVIEWER_UTILITIES_H
00025 
00026 #include "VTKViewer.h"
00027 
00028 class vtkRenderer;
00029 
00030 VTKVIEWER_EXPORT 
00031 extern
00032 void
00033 ResetCamera(vtkRenderer* theRenderer, 
00034             int theUsingZeroFocalPoint = false);
00035 
00036 VTKVIEWER_EXPORT
00037 extern
00038 int
00039 ComputeVisiblePropBounds(vtkRenderer* theRenderer, 
00040                          vtkFloatingPointType theBounds[6]);
00041 
00042 VTKVIEWER_EXPORT
00043 extern
00044 void
00045 ResetCameraClippingRange(vtkRenderer* theRenderer);
00046 VTKVIEWER_EXPORT
00047 extern
00048 bool
00049 ComputeTrihedronSize(vtkRenderer* theRenderer, 
00050                      vtkFloatingPointType& theNewSize, 
00051                      const vtkFloatingPointType theSize, 
00052                      const vtkFloatingPointType theSizeInPercents);
00053 
00054 VTKVIEWER_EXPORT
00055 extern
00056 bool IsBBEmpty(vtkRenderer* theRenderer);
00057 VTKVIEWER_EXPORT
00058 extern
00059 bool ComputeBBCenter(vtkRenderer* theRenderer, 
00060                      vtkFloatingPointType theCenter[3]);
00061 #endif