itkMetaImageIO.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkMetaImageIO.h,v $
  Language:  C++
  Date:      $Date: 2007/09/11 12:16:58 $
  Version:   $Revision: 1.34 $

  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 __itkMetaImageIO_h
#define __itkMetaImageIO_h

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

#include <fstream>
#include "itkImageIOBase.h"
#include "metaObject.h"
#include "metaImage.h"

namespace itk
{

class ITK_EXPORT MetaImageIO : public ImageIOBase
{
public:
  typedef MetaImageIO        Self;
  typedef ImageIOBase        Superclass;
  typedef SmartPointer<Self> Pointer;

  itkNewMacro(Self);

  itkTypeMacro(MetaImageIO, Superclass);

  virtual bool SupportsDimension(unsigned long )
    {
    return true;
    }

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

  virtual bool CanReadFile(const char*);

  virtual void ReadImageInformation();

  virtual void Read(void* buffer);

  MetaImage * GetMetaImagePointer(void);
  
  /*-------- This part of the interfaces deals with writing data. ----- */

  virtual bool CanWriteFile(const char*);

  virtual void WriteImageInformation();

  virtual void Write(const void* buffer);

  virtual void SetDataFileName( const char * filename );

  virtual void SetDoublePrecision(unsigned int precision)
    {
    m_MetaImage.SetDoublePrecision(precision);
    }

  virtual ImageIORegion 
  GenerateStreamableReadRegionFromRequestedRegion( const ImageIORegion & requested ) const;

  virtual bool CanStreamRead()
    {
    return true;
    }

  virtual bool CanStreamWrite()
    {
    return false;
    }

  itkSetMacro(SubSamplingFactor,unsigned int);
  itkGetMacro(SubSamplingFactor,unsigned int);

protected:
  MetaImageIO();
  ~MetaImageIO();
  void PrintSelf(std::ostream& os, Indent indent) const;
  
private:
  
  MetaImage m_MetaImage;

  MetaImageIO(const Self&); //purposely not implemented
  void operator=(const Self&); //purposely not implemented

  unsigned int m_SubSamplingFactor;
  
};

} // end namespace itk

#endif // __itkMetaImageIO_h

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