itkCorrespondenceDataStructureIterator.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkCorrespondenceDataStructureIterator.h,v $
  Language:  C++
  Date:      $Date: 2007-01-26 14:28:44 $
  Version:   $Revision: 1.4 $

  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 __itkCorrespondenceDataStructureIterator_h
#define __itkCorrespondenceDataStructureIterator_h

namespace itk
{

template<class TStructureType>
class CorrespondenceDataStructureIterator {
public:
  typedef CorrespondenceDataStructureIterator Self;

  static unsigned int GetIteratorDimension() 
    {return TStructureType::dim;}

  bool IsAtEnd();

  void operator++(){GoToNext();}

  void operator++(int){GoToNext();}

  void GoToNext();

  void GoToNextBaseGroup();

  void Reset();

  CorrespondenceDataStructureIterator(TStructureType *StructurePtr);

  virtual ~CorrespondenceDataStructureIterator();

  typedef typename TStructureType::CorrespondingListType CorrespondingListType;
  typedef typename TStructureType::ItemType              ItemType;
  typedef typename TStructureType::SecondaryNodeListType SecondaryNodeListType;
  typedef typename TStructureType::NodeListType          NodeListType;

  typedef typename CorrespondingListType::iterator CorrespondingListIterator;
  typedef typename SecondaryNodeListType::iterator SecondaryNodeListIterator;
  typedef typename NodeListType::iterator          NodeListIterator;

  CorrespondingListType * GetCorrespondingListPointer()
    {return m_CorrespondingListPointer;}

  CorrespondingListIterator                       m_CorrespondingListIterator;
  SecondaryNodeListIterator                       m_SecondaryListIterator;
  typename TStructureType::NodeListType::iterator m_NodeListIterator;

protected:

  bool                    m_IsAtEnd;
  TStructureType *        m_Structure;
  ItemType *              m_CorrespondingNodePointer;
  CorrespondingListType * m_CorrespondingListPointer;
  SecondaryNodeListType * m_SecondaryListPointer;
  NodeListType *          m_NodeListPointer;
};

} // end namespace itk

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

#endif