src/VTKViewer/VTKViewer_AppendFilter.h

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// Copyright (C) 2007-2011  CEA/DEN, EDF R&D, OPEN CASCADE
//
// Copyright (C) 2003-2007  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
//

#ifndef VTKVIEWER_APPENDFILTER_H
#define VTKVIEWER_APPENDFILTER_H

#include "VTKViewer.h"

#include <vtkAppendFilter.h>
#include <vtkSmartPointer.h>

#include <vector>
#include <map>

class vtkPointSet;

#ifdef WIN32
#pragma warning ( disable:4251 )
#endif

class VTKVIEWER_EXPORT VTKViewer_AppendFilter : public vtkAppendFilter 
{
public:
  static VTKViewer_AppendFilter *New();
  
  vtkTypeRevisionMacro(VTKViewer_AppendFilter, vtkAppendFilter);

  void SetDoMappingFlag(const bool theFlag);

  bool DoMappingFlag() const;

  void
  SetSharedPointsDataSet(vtkPointSet* thePointsDataSet);

  vtkPointSet*
  GetSharedPointsDataSet();

  vtkIdType
  GetPointOutputID(vtkIdType theInputID,
                   vtkIdType theInputDataSetID);

  vtkIdType
  GetCellOutputID(vtkIdType theInputID,
                  vtkIdType theInputDataSetID);

  void 
  GetPointInputID(vtkIdType theOutputID,
                 vtkIdType& theInputID,
                 vtkIdType& theStartID,
                 vtkIdType& theInputDataSetID);

  void
  GetCellInputID(vtkIdType theOutputID,
                 vtkIdType& theInputID,
                 vtkIdType& theStartID,
                 vtkIdType& theInputDataSetID);

  typedef std::vector<vtkIdType> TVectorIds;

protected:
  VTKViewer_AppendFilter();
  ~VTKViewer_AppendFilter();

  // Usual data generation method
  virtual int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *);

  virtual int FillInputPortInformation(int port, vtkInformation *info);
  
  void DoMapping();

  void Reset();

  int MakeOutput(vtkInformation *, vtkInformationVector **, vtkInformationVector *);

  bool myDoMappingFlag;
  TVectorIds myNodeRanges;
  TVectorIds myCellRanges;
  vtkSmartPointer<vtkPointSet> mySharedPointsDataSet;
};

#ifdef WIN32
#pragma warning ( default:4251 )
#endif

#endif