itkCorrespondenceDataStructureIterator.h

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/*=========================================================================
 *
 *  Copyright Insight Software Consortium
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *=========================================================================*/
#ifndef itkCorrespondenceDataStructureIterator_h
#define itkCorrespondenceDataStructureIterator_h

namespace itk
{
template< typename 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.hxx"
#endif

#endif