itkChangeLabelLabelMapFilter.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkChangeLabelLabelMapFilter.h,v $
  Language:  C++
  Date:      $Date: 2009-10-12 18:55:34 $
  Version:   $Revision: 1.6 $

  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 __itkChangeLabelLabelMapFilter_h
#define __itkChangeLabelLabelMapFilter_h

#include "itkInPlaceLabelMapFilter.h"
#include <map>

namespace itk {
template<class TImage >
class ITK_EXPORT ChangeLabelLabelMapFilter : 
    public InPlaceLabelMapFilter<TImage>
{
public:
  typedef ChangeLabelLabelMapFilter     Self;
  typedef InPlaceLabelMapFilter<TImage> Superclass;
  typedef SmartPointer<Self>            Pointer;
  typedef SmartPointer<const Self>      ConstPointer;

  typedef TImage                              ImageType;
  typedef typename ImageType::Pointer         ImagePointer;
  typedef typename ImageType::ConstPointer    ImageConstPointer;
  typedef typename ImageType::PixelType       PixelType;
  typedef typename ImageType::IndexType       IndexType;
  typedef typename ImageType::LabelObjectType LabelObjectType;

  itkStaticConstMacro(ImageDimension, unsigned int, TImage::ImageDimension);

  itkNewMacro(Self);

  itkTypeMacro(ChangeLabelLabelMapFilter, InPlaceLabelMapFilter);

  typedef typename std::map< PixelType, PixelType > ChangeMapType;
  typedef typename ChangeMapType::const_iterator    ChangeMapIterator;


#ifdef ITK_USE_CONCEPT_CHECKING

/*  itkConceptMacro(InputEqualityComparableCheck,
    (Concept::EqualityComparable<InputImagePixelType>));
  itkConceptMacro(IntConvertibleToInputCheck,
    (Concept::Convertible<int, InputImagePixelType>));
  itkConceptMacro(InputOStreamWritableCheck,
    (Concept::OStreamWritable<InputImagePixelType>));*/

#endif

  void SetChangeMap( const ChangeMapType & changeMap );

  const ChangeMapType & GetChangeMap() const;
  
  void SetChange( const PixelType & oldLabel, const PixelType & newLabel );
  
  void ClearChangeMap();


protected:
  ChangeLabelLabelMapFilter();
  ~ChangeLabelLabelMapFilter() {};

  void GenerateData();

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

  ChangeMapType          m_MapOfLabelToBeReplaced;

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

}; // end of class

} // end namespace itk
  
#ifndef ITK_MANUAL_INSTANTIATION
#include "itkChangeLabelLabelMapFilter.txx"
#endif

#endif