itkFloodFilledFunctionConditionalIterator.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkFloodFilledFunctionConditionalIterator.h,v $
  Language:  C++
  Date:      $Date: 2002/11/07 13:40:01 $
  Version:   $Revision: 1.11 $

  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 __itkFloodFilledFunctionConditionalIterator_h
#define __itkFloodFilledFunctionConditionalIterator_h

#include <stack>

#include "itkImage.h"
#include "itkFloodFilledFunctionConditionalConstIterator.h"

namespace itk
{

template<class TImage, class TFunction>
class FloodFilledFunctionConditionalIterator: public FloodFilledFunctionConditionalConstIterator<TImage, TFunction>
{
public:
  typedef FloodFilledFunctionConditionalIterator Self;
  typedef FloodFilledFunctionConditionalConstIterator<TImage, TFunction> Superclass;

  typedef TFunction FunctionType;

  typedef typename TFunction::FunctionInputType FunctionInputType;

  typedef typename Superclass::IndexType  IndexType;

  typedef typename Superclass::SizeType    SizeType;

  typedef typename Superclass::RegionType    RegionType;

  typedef typename Superclass::ImageType   ImageType;

  typedef typename Superclass::InternalPixelType   InternalPixelType;

  typedef typename Superclass::PixelType   PixelType;

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

  FloodFilledFunctionConditionalIterator(ImageType *imagePtr,
                                         FunctionType *fnPtr,
                                         IndexType startIndex) :
                                      Superclass(imagePtr, fnPtr, startIndex){};

  FloodFilledFunctionConditionalIterator(ImageType *imagePtr,
                                         FunctionType *fnPtr,
                                         std::vector<IndexType>& startIndex) :
                                      Superclass(imagePtr, fnPtr, startIndex){};

  FloodFilledFunctionConditionalIterator(ImageType *imagePtr,
                                         FunctionType *fnPtr) :
                                      Superclass(imagePtr, fnPtr){}; 

  virtual ~FloodFilledFunctionConditionalIterator() {};
  
  Self &operator=(const Self& it)
  {
    m_Image = it.m_Image;     // copy the smart pointer
    m_Region = it.m_Region;
  }

  PixelType & Get(void)
    { return const_cast<ImageType *>(m_Image.GetPointer())->GetPixel(m_IndexStack.top() ); }

  void Set( const PixelType & value)
    { const_cast<ImageType *>(m_Image.GetPointer())->GetPixel(m_IndexStack.top() ) = value; }

};

} // end namespace itk

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

#endif 

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