itkFloodFilledSpatialFunctionConditionalConstIterator.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkFloodFilledSpatialFunctionConditionalConstIterator.h,v $
  Language:  C++
  Date:      $Date: 2002/09/09 18:58:24 $
  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 __itkFloodFilledSpatialFunctionConditionalConstIterator_h
#define __itkFloodFilledSpatialFunctionConditionalConstIterator_h

#include "itkFloodFilledFunctionConditionalConstIterator.h"

namespace itk
{

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

  typedef typename Superclass::FunctionType FunctionType;

  typedef typename Superclass::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;

  FloodFilledSpatialFunctionConditionalConstIterator(const ImageType *imagePtr,
                                     FunctionType *fnPtr,
                                     IndexType startIndex);

  FloodFilledSpatialFunctionConditionalConstIterator(const ImageType *imagePtr,
                                     FunctionType *fnPtr);
  virtual ~FloodFilledSpatialFunctionConditionalConstIterator() {};

  bool IsPixelIncluded(const IndexType & index) const;

  void SetOriginInclusionStrategy() { m_InclusionStrategy = 0; }

  void SetCenterInclusionStrategy() { m_InclusionStrategy = 1; }
  
  void SetCompleteInclusionStrategy() { m_InclusionStrategy = 2; }

  void SetIntersectInclusionStrategy() { m_InclusionStrategy = 3; }
  
protected: //made protected so other iterators can access

  unsigned char m_InclusionStrategy;

};

} // end namespace itk

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

#endif 

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