itkIsolatedConnectedImageFilter.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkIsolatedConnectedImageFilter.h,v $
  Language:  C++
  Date:      $Date: 2004/11/26 15:09:06 $
  Version:   $Revision: 1.14 $

  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 __itkIsolatedConnectedImageFilter_h
#define __itkIsolatedConnectedImageFilter_h

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

namespace itk{

template <class TInputImage, class TOutputImage>
class ITK_EXPORT 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; 

  typedef std::vector< IndexType > SeedsContainerType;

  typedef typename NumericTraits< 
                InputImagePixelType >::RealType InputRealType;
  

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

  void SetSeed1(const IndexType & seed)
  {
    this->ClearSeeds1();
    this->AddSeed1( seed );
  };

  
  void ClearSeeds1()
  {
    m_Seeds1.clear();
  };


  void AddSeed1(const IndexType & seed)
  {
    m_Seeds1.push_back( seed );
    this->Modified();
  };

  void SetSeed2(const IndexType & seed)
  {
    this->ClearSeeds2();
    this->AddSeed2( seed );
  };

  
  void ClearSeeds2()
  {
    m_Seeds2.clear();
  };


  void AddSeed2(const IndexType & seed)
  {
    m_Seeds2.push_back( seed );
    this->Modified();
  };

  itkSetMacro(Lower, InputImagePixelType);
  itkGetConstReferenceMacro(Lower, InputImagePixelType);

  itkSetMacro(Upper, InputImagePixelType);
  itkGetConstReferenceMacro(Upper, InputImagePixelType);

  void SetUpperValueLimit( InputImagePixelType upperValue)
    {
      this->SetUpper( upperValue );
    };
  InputImagePixelType GetUpperValueLimit()
    {
      return this->GetUpper();
    };

  itkSetMacro(IsolatedValueTolerance, InputImagePixelType);
  itkGetConstReferenceMacro(IsolatedValueTolerance, InputImagePixelType);

  itkSetMacro(ReplaceValue, OutputImagePixelType);
  itkGetConstReferenceMacro(ReplaceValue, OutputImagePixelType);

  itkGetConstReferenceMacro(IsolatedValue, InputImagePixelType);

  itkSetMacro(FindUpperThreshold,bool);
  itkBooleanMacro(FindUpperThreshold);
  itkGetConstReferenceMacro(FindUpperThreshold,bool);

  itkGetConstReferenceMacro(ThresholdingFailed, bool);

protected:
  IsolatedConnectedImageFilter();
  ~IsolatedConnectedImageFilter(){};
  SeedsContainerType m_Seeds1;
  SeedsContainerType m_Seeds2;
  InputImagePixelType m_Lower;
  InputImagePixelType m_Upper;
  OutputImagePixelType m_ReplaceValue;
  InputImagePixelType m_IsolatedValue;
  InputImagePixelType m_IsolatedValueTolerance;
  bool m_FindUpperThreshold;
  bool m_ThresholdingFailed;
  
  // 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

---