itkImageRegionMultidimensionalSplitter.h

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/*=========================================================================
 *
 *  Copyright Insight Software Consortium
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *=========================================================================*/
#ifndef __itkImageRegionMultidimensionalSplitter_h
#define __itkImageRegionMultidimensionalSplitter_h

#include "itkRegion.h"
#include "itkIndex.h"
#include "itkImageRegionSplitter.h"

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

  itkNewMacro(Self);

  itkTypeMacro(ImageRegionMultidimensionalSplitter, ImageRegionSplitter);

  itkStaticConstMacro(ImageDimension, unsigned int, VImageDimension);

  typedef Index< VImageDimension >           IndexType;

  typedef Size< VImageDimension >          SizeType;

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

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

  static unsigned int ComputeSplits(unsigned int numberOfPieces,
                                    const RegionType &region,
                                    unsigned int splits[]);

};
} // end namespace itk

// Define instantiation macro for this template.
#define ITK_TEMPLATE_ImageRegionMultidimensionalSplitter(_, EXPORT, TypeX, TypeY)     \
  namespace itk                                                                       \
  {                                                                                   \
  _( 1 ( class EXPORT ImageRegionMultidimensionalSplitter< ITK_TEMPLATE_1 TypeX > ) ) \
  namespace Templates                                                                 \
  {                                                                                   \
  typedef ImageRegionMultidimensionalSplitter< ITK_TEMPLATE_1 TypeX >                 \
  ImageRegionMultidimensionalSplitter##TypeY;                                       \
  }                                                                                   \
  }

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

#if ITK_TEMPLATE_TXX
#include "itkImageRegionMultidimensionalSplitter.hxx"
#endif

#endif