vtkXMLImageDataReader.h

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

  Program:   Visualization Toolkit
  Module:    $RCSfile: vtkXMLImageDataReader.h,v $

  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 __vtkXMLImageDataReader_h
#define __vtkXMLImageDataReader_h

#include "vtkXMLStructuredDataReader.h"

class vtkImageData;

class VTK_IO_EXPORT vtkXMLImageDataReader : public vtkXMLStructuredDataReader
{
public:
  vtkTypeRevisionMacro(vtkXMLImageDataReader,vtkXMLStructuredDataReader);
  void PrintSelf(ostream& os, vtkIndent indent);
  static vtkXMLImageDataReader *New();
  

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

  virtual void CopyOutputInformation(vtkInformation *outInfo, int port);
  
protected:
  vtkXMLImageDataReader();
  ~vtkXMLImageDataReader();  
  
  double Origin[3];
  double Spacing[3];
  
  const char* GetDataSetName();
  void SetOutputExtent(int* extent);
  int ReadPrimaryElement(vtkXMLDataElement* ePrimary);

  // Setup the output's information.
  void SetupOutputInformation(vtkInformation *outInfo);

  virtual int FillOutputPortInformation(int, vtkInformation*);
  
private:
  vtkXMLImageDataReader(const vtkXMLImageDataReader&);  // Not implemented.
  void operator=(const vtkXMLImageDataReader&);  // Not implemented.
};

#endif

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