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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkPolyDataReader.h

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
#ifndef vtkPolyDataReader_h
#define vtkPolyDataReader_h

#include "vtkIOLegacyModule.h" // For export macro
#include "vtkDataReader.h"

class vtkPolyData;

class VTKIOLEGACY_EXPORT vtkPolyDataReader : public vtkDataReader
{
public:
  static vtkPolyDataReader *New();
  vtkTypeMacro(vtkPolyDataReader,vtkDataReader);
  void PrintSelf(ostream& os, vtkIndent indent);


  vtkPolyData *GetOutput();
  vtkPolyData *GetOutput(int idx);
  void SetOutput(vtkPolyData *output);

protected:
  vtkPolyDataReader();
  ~vtkPolyDataReader();

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

  // Update extent of PolyData is specified in pieces.
  // Since all DataObjects should be able to set UpdateExent as pieces,
  // just copy output->UpdateExtent  all Inputs.
  int RequestUpdateExtent(vtkInformation *, vtkInformationVector **,
                          vtkInformationVector *);

  int FillOutputPortInformation(int, vtkInformation*);

private:
  vtkPolyDataReader(const vtkPolyDataReader&);  // Not implemented.
  void operator=(const vtkPolyDataReader&);  // Not implemented.
};

#endif