itkIsolatedConnectedImageFilter.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkIsolatedConnectedImageFilter.h,v $
  Language:  C++
  Date:      $Date: 2002/09/30 15:24:40 $
  Version:   $Revision: 1.5 $

  Copyright (c) 2002 Insight 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 __itkIsolatedConnectedImageFilter_h
#define __itkIsolatedConnectedImageFilter_h

#include "itkImage.h"
#include "itkImageToImageFilter.h"

namespace itk{

template <class TInputImage, class TOutputImage>
class IsolatedConnectedImageFilter:
  public ImageToImageFilter<TInputImage,TOutputImage>
{
public:
  typedef IsolatedConnectedImageFilter Self;
  typedef ImageToImageFilter<TInputImage,TOutputImage> Superclass;
  typedef SmartPointer<Self> Pointer;
  typedef SmartPointer<const Self> ConstPointer;

  itkNewMacro(Self);

  itkTypeMacro(IsolatedConnectedImageFilter,
               ImageToImageFilter);

  typedef TInputImage InputImageType;
  typedef typename InputImageType::Pointer InputImagePointer;
  typedef typename InputImageType::ConstPointer InputImageConstPointer;
  typedef typename InputImageType::RegionType InputImageRegionType; 
  typedef typename InputImageType::PixelType InputImagePixelType; 
  typedef typename InputImageType::IndexType IndexType;
  typedef typename InputImageType::SizeType SizeType;
  
  typedef TOutputImage OutputImageType;
  typedef typename OutputImageType::Pointer OutputImagePointer;
  typedef typename OutputImageType::RegionType OutputImageRegionType; 
  typedef typename OutputImageType::PixelType OutputImagePixelType; 
  
  void PrintSelf ( std::ostream& os, Indent indent ) const;

  itkSetMacro(Seed1, IndexType);

  itkSetMacro(Seed2, IndexType);

  itkSetMacro(Lower, InputImagePixelType);
  itkGetMacro(Lower, InputImagePixelType);

  itkSetMacro(ReplaceValue, OutputImagePixelType);
  itkGetMacro(ReplaceValue, OutputImagePixelType);

  itkGetMacro(IsolatedValue, OutputImagePixelType);

protected:
  IsolatedConnectedImageFilter();
  ~IsolatedConnectedImageFilter(){};
  IndexType m_Seed1;
  IndexType m_Seed2;
  InputImagePixelType m_Lower;
  OutputImagePixelType m_ReplaceValue;
  InputImagePixelType m_IsolatedValue;

  // Override since the filter needs all the data for the algorithm
  void GenerateInputRequestedRegion();

  // Override since the filter produces the entire dataset
  void EnlargeOutputRequestedRegion(DataObject *output);

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

};

} // end namespace itk

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkIsolatedConnectedImageFilter.txx"
#endif

#endif

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