dox/IO/vtkWriter.h

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

  Program:   Visualization Toolkit
  Module:    vtkWriter.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 __vtkWriter_h
#define __vtkWriter_h

#include "vtkAlgorithm.h"

class vtkDataObject;

#define VTK_ASCII 1
#define VTK_BINARY 2

class VTK_IO_EXPORT vtkWriter : public vtkAlgorithm
{
public:
  vtkTypeMacro(vtkWriter,vtkAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent);
  
  virtual int Write();

  void EncodeString(char* resname, const char* name, bool doublePercent);
  
  void EncodeWriteString(ostream* out, const char* name, bool doublePercent);
  

  void SetInput(vtkDataObject *input);
  void SetInput(int index, vtkDataObject *input);
//BTX
  vtkDataObject *GetInput();
  vtkDataObject *GetInput(int port);
//ETX

protected:
  vtkWriter();
  ~vtkWriter();

  virtual int ProcessRequest(vtkInformation *request,
                             vtkInformationVector **inputVector,
                             vtkInformationVector *outputVector);
  virtual int RequestData(vtkInformation *request,
                          vtkInformationVector **inputVector,
                          vtkInformationVector *outputVector);

  virtual void WriteData() = 0; //internal method subclasses must respond to
  vtkTimeStamp WriteTime;
private:
  vtkWriter(const vtkWriter&);  // Not implemented.
  void operator=(const vtkWriter&);  // Not implemented.
};

#endif