itkPNGImageIO.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkPNGImageIO.h,v $
  Language:  C++
  Date:      $Date: 2005/09/28 15:41:55 $
  Version:   $Revision: 1.24 $

  Copyright (c) Insight Software Consortium. All rights reserved.
  See ITKCopyright.txt or http://www.itk.org/HTML/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 notices for more information.

=========================================================================*/
#ifndef __itkPNGImageIO_h
#define __itkPNGImageIO_h

#ifdef _MSC_VER
#pragma warning ( disable : 4786 )
#endif

#include "itkImageIOBase.h"

namespace itk
{

class ITK_EXPORT PNGImageIO : public ImageIOBase
{
public:
  typedef PNGImageIO            Self;
  typedef ImageIOBase  Superclass;
  typedef SmartPointer<Self>  Pointer;
  
  itkNewMacro(Self);

  itkTypeMacro(PNGImageIO, ImageIOBase);

  itkSetMacro(CompressionLevel, int);
  itkGetMacro(CompressionLevel, int);

  /*-------- This part of the interface deals with reading data. ------ */

  virtual bool CanReadFile(const char*);
  
  virtual void ReadImageInformation();
  
  virtual void Read(void* buffer);

  virtual void ReadVolume(void* buffer);

  /*-------- This part of the interfaces deals with writing data. ----- */

  virtual bool CanWriteFile(const char*);

  virtual void WriteImageInformation();

  virtual void Write(const void* buffer);

protected:
  PNGImageIO();
  ~PNGImageIO();
  void PrintSelf(std::ostream& os, Indent indent) const;

  void WriteSlice(const std::string& fileName, const void* buffer);

  int m_CompressionLevel;

private:
  PNGImageIO(const Self&); //purposely not implemented
  void operator=(const Self&); //purposely not implemented


};

} // end namespace itk

#endif // __itkPNGImageIO_h

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