itkImageRegionSplitter.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkImageRegionSplitter.h,v $
  Language:  C++
  Date:      $Date: 2008-10-18 21:13:25 $
  Version:   $Revision: 1.11 $

  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 __itkImageRegionSplitter_h
#define __itkImageRegionSplitter_h

#include "itkObject.h"
#include "itkRegion.h"
#include "itkImageRegion.h"
#include "itkObjectFactory.h"
#include "itkIndex.h"
#include "itkSize.h"

namespace itk
{

template <unsigned int VImageDimension>
class ITK_EXPORT ImageRegionSplitter: public Object
{
public:
  typedef ImageRegionSplitter               Self;
  typedef Object                            Superclass;
  typedef SmartPointer<Self>                Pointer;
  typedef SmartPointer<const Self>          ConstPointer;

  itkNewMacro(Self);

  itkTypeMacro(ImageRegionSplitter,Object);

  itkStaticConstMacro(ImageDimension, unsigned int, VImageDimension);

  static unsigned int GetImageDimension() 
    { return VImageDimension; }

  typedef Index<VImageDimension>                IndexType;
  typedef typename IndexType::IndexValueType    IndexValueType;

  typedef Size<VImageDimension>                 SizeType;
  typedef typename SizeType::SizeValueType      SizeValueType;

  typedef ImageRegion<VImageDimension> RegionType;

  virtual unsigned int GetNumberOfSplits(const RegionType &region,
                                         unsigned int requestedNumber);

  virtual RegionType GetSplit(unsigned int i, unsigned int numberOfPieces,
                              const RegionType &region);

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

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

};


} // end namespace itk

// Define instantiation macro for this template.
#define ITK_TEMPLATE_ImageRegionSplitter(_, EXPORT, x, y) namespace itk { \
  _(1(class EXPORT ImageRegionSplitter< ITK_TEMPLATE_1 x >)) \
  namespace Templates { typedef ImageRegionSplitter< ITK_TEMPLATE_1 x > ImageRegionSplitter##y; } \
  }

#if ITK_TEMPLATE_EXPLICIT
# include "Templates/itkImageRegionSplitter+-.h"
#endif

#if ITK_TEMPLATE_TXX
# include "itkImageRegionSplitter.txx"
#endif

#endif

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