itkQuadEdgeMeshLineCell.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 __itkQuadEdgeMeshLineCell_h
#define __itkQuadEdgeMeshLineCell_h

#include "itkAutoPointer.h"
#include "itkGeometricalQuadEdge.h"

namespace itk
{
template< class TCellInterface >
class ITK_EXPORT QuadEdgeMeshLineCell:
  public TCellInterface, public TCellInterface::CellTraits::QuadEdgeType
{
public:

  // itkCellCommonTypedefs
  typedef QuadEdgeMeshLineCell      Self;
  typedef AutoPointer< const Self > ConstSelfAutoPointer;
  typedef AutoPointer< Self >       SelfAutoPointer;
  typedef Self *                    RawPointer;
  typedef const Self *              ConstRawPointer;

  // itkCellInheritedTypedefs
  typedef TCellInterface                                Superclass;
  typedef typename Superclass::PixelType                PixelType;
  typedef typename Superclass::CellType                 CellType;
  typedef typename Superclass::CellAutoPointer          CellAutoPointer;
  typedef typename Superclass::CellConstAutoPointer     CellConstAutoPointer;
  typedef typename Superclass::CellRawPointer           CellRawPointer;
  typedef typename Superclass::CellConstRawPointer      CellConstRawPointer;
  typedef typename Superclass::CellTraits               CellTraits;
  typedef typename Superclass::CoordRepType             CoordRepType;
  typedef typename Superclass::InterpolationWeightType  InterpolationWeightType;
  typedef typename Superclass::PointIdentifier          PointIdentifier;
  typedef typename Superclass::CellIdentifier           CellIdentifier;
  typedef typename Superclass::CellFeatureIdentifier    CellFeatureIdentifier;
  typedef typename Superclass::CellFeatureIdentifier    CellFeatureCount;
  typedef typename Superclass::PointType                PointType;
  typedef typename Superclass::PointsContainer          PointsContainer;
  typedef typename Superclass::UsingCellsContainer      UsingCellsContainer;
  typedef typename Superclass::CellGeometry             CellGeometry;
  typedef typename Superclass::ParametricCoordArrayType ParametricCoordArrayType;
  typedef typename Superclass::ShapeFunctionsArrayType  ShapeFunctionsArrayType;
  itkStaticConstMacro(PointDimension, unsigned int, Superclass::PointDimension);
  itkStaticConstMacro(CellDimension, unsigned int, 2);

  typedef typename CellType::MultiVisitor MultiVisitor;

  typedef typename CellTraits::PointIdIterator              PointIdIterator;
  typedef typename CellTraits::PointIdConstIterator         PointIdConstIterator;
  typedef typename CellTraits::PointIdInternalIterator      PointIdInternalIterator;
  typedef typename CellTraits::PointIdInternalConstIterator PointIdInternalConstIterator;

  typedef typename CellTraits::QuadEdgeType  QEType;
  typedef typename QEType::OriginRefType     VertexRefType;
  typedef typename QEType::DualOriginRefType FaceRefType;
  typedef typename QEType::PrimalDataType    PrimalDataType;
  typedef typename QEType::DualDataType      DualDataType;
  typedef typename QEType::DualType          QEDual;
public:

  itkTypeMacro(QuadEdgeMeshLineCell, TCellInterface);

  // accessor to the new QEGeom link that replaces now inheritance.
  QEType * GetQEGeom() const { return ( m_QuadEdgeGeom ); }
public:
  QuadEdgeMeshLineCell();
  virtual ~QuadEdgeMeshLineCell();

  void SetIdent(CellIdentifier cid);

  CellIdentifier GetIdent();

  virtual void Accept(CellIdentifier cellId, MultiVisitor *mv);

  virtual CellGeometry GetType() const;

  static int GetTopologyId();

  virtual unsigned int GetDimension() const;

  virtual unsigned int GetNumberOfPoints() const;

  virtual CellFeatureCount GetNumberOfBoundaryFeatures(int dimension) const;

  virtual bool GetBoundaryFeature(int dimension,
                                  CellFeatureIdentifier cellId,
                                  CellAutoPointer & cell);

  virtual void MakeCopy(CellAutoPointer & cell) const
  {
    cell.TakeOwnership(new Self);
    cell->SetPointId( 0, this->GetQEGeom()->GetOrigin() );
    cell->SetPointId( 1, this->GetQEGeom()->GetDestination() );
  }

  virtual void SetPointIds(PointIdConstIterator first);

  virtual void SetPointIds(PointIdConstIterator first,
                           PointIdConstIterator last);

  virtual void SetPointId(int localId, PointIdentifier pId);

  virtual PointIdIterator PointIdsBegin()
  {
    SynchronizePointsAPI();
    return &m_PointIds[0];
  }

  virtual PointIdIterator PointIdsEnd()
  {
    SynchronizePointsAPI();
    return ( &m_PointIds[1] + 1 );
  }

  virtual PointIdConstIterator GetPointIds() const
  {
    SynchronizePointsAPI();
    return &m_PointIds[0];
  }

  virtual PointIdConstIterator PointIdsBegin() const
  {
    SynchronizePointsAPI();
    return &m_PointIds[0];
  }

  virtual PointIdConstIterator PointIdsEnd() const
  {
    SynchronizePointsAPI();
    return ( &m_PointIds[1] + 1 );
  }

  void SynchronizePointsAPI() const
  {
    m_PointIds[0] = GetQEGeom()->GetOrigin();
    m_PointIds[1] = GetQEGeom()->GetDestination();
  }

  virtual void InternalSetPointIds(PointIdInternalConstIterator first);

  virtual void InternalSetPointIds(
    PointIdInternalConstIterator first,
    PointIdInternalConstIterator last);

  virtual PointIdInternalIterator InternalPointIdsBegin();

  virtual PointIdInternalIterator InternalPointIdsEnd();

  virtual PointIdInternalConstIterator InternalGetPointIds() const;

  virtual PointIdInternalConstIterator InternalPointIdsBegin() const;

  virtual PointIdInternalConstIterator InternalPointIdsEnd() const;

private:
  QuadEdgeMeshLineCell(const Self &); //purposely not implemented
  void operator=(const Self &);       //purposely not implemented

  CellIdentifier          m_Identifier;
  QEType *                m_QuadEdgeGeom;
  mutable PointIdentifier m_PointIds[2];
};
} // end namespace itk

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkQuadEdgeMeshLineCell.hxx"
#endif

#endif