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

#include "itkMacro.h"

namespace itk
{
template< typename TStructureType >
class ITK_TEMPLATE_EXPORT CorrespondenceDataStructureIterator
{
public:
  using Self = CorrespondenceDataStructureIterator;

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

  bool IsAtEnd() const;

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

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

  void GoToNext();

  void GoToNextBaseGroup();

  void Reset();

  CorrespondenceDataStructureIterator(TStructureType *StructurePtr);

  virtual ~CorrespondenceDataStructureIterator() = default;

  using CorrespondingListType = typename TStructureType::CorrespondingListType;
  using ItemType = typename TStructureType::ItemType;
  using SecondaryNodeListType = typename TStructureType::SecondaryNodeListType;
  using NodeListType = typename TStructureType::NodeListType;

  using CorrespondingListIterator = typename CorrespondingListType::iterator;
  using SecondaryNodeListIterator = typename SecondaryNodeListType::iterator;
  using NodeListIterator = typename NodeListType::iterator;

  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