itkLineCell.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkLineCell.h,v $
  Language:  C++
  Date:      $Date: 2007/05/18 14:31:12 $
  Version:   $Revision: 1.51 $

  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 __itkLineCell_h
#define __itkLineCell_h

#include "itkCellInterface.h"
#include "itkVertexCell.h"

namespace itk
{

template < typename TCellInterface >
class ITK_EXPORT LineCell: public TCellInterface
{
public:
  itkCellCommonTypedefs(LineCell);
  itkCellInheritedTypedefs(TCellInterface);

  itkTypeMacro(LineCell, CellInterface);

  typedef VertexCell< TCellInterface >         VertexType;
  typedef typename VertexType::SelfAutoPointer VertexAutoPointer;

  enum { NumberOfPoints   = 2,
         NumberOfVertices = 2,
         CellDimension    = 1 };

  virtual CellGeometry GetType(void) const 
  {return Superclass::LINE_CELL;}
  virtual void MakeCopy( CellAutoPointer & ) const;
  virtual unsigned int GetDimension(void) const;
  virtual unsigned int GetNumberOfPoints(void) const;
  virtual CellFeatureCount GetNumberOfBoundaryFeatures(int dimension) const;
  virtual bool GetBoundaryFeature(int dimension, CellFeatureIdentifier,CellAutoPointer &);
  virtual void SetPointIds(PointIdConstIterator first);
  virtual void SetPointIds(PointIdConstIterator first,
                           PointIdConstIterator last);
  virtual void SetPointId(int localId, PointIdentifier);
  virtual PointIdIterator      PointIdsBegin(void);
  virtual PointIdConstIterator PointIdsBegin(void) const;
  virtual PointIdIterator      PointIdsEnd(void);
  virtual PointIdConstIterator PointIdsEnd(void) const; 

  virtual CellFeatureCount GetNumberOfVertices(void) const;
  virtual bool GetVertex(CellFeatureIdentifier, VertexAutoPointer &);

  itkCellVisitMacro(Superclass::LINE_CELL);

  LineCell()
    {
    for (unsigned int i = 0; i < itkGetStaticConstMacro(NumberOfPoints); i++)
      {
      m_PointIds[i] = NumericTraits<unsigned long>::max();
      }
    }
  ~LineCell() {}

protected:
  PointIdentifier m_PointIds[NumberOfPoints];

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


} // end namespace itk

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

#endif

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