itkTriangleCell.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkTriangleCell.h,v $
  Language:  C++
  Date:      $Date: 2002/09/11 19:57:13 $
  Version:   $Revision: 1.48 $

  Copyright (c) 2002 Insight 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 __itkTriangleCell_h
#define __itkTriangleCell_h

#include "itkCellInterface.h"
#include "itkCellBoundary.h"
#include "itkLineCell.h"
#include "itkTriangleCellTopology.h"

namespace itk
{

template < typename TCellInterface >
class TriangleCell: public TCellInterface, private TriangleCellTopology
{
public:
  itkCellCommonTypedefs(TriangleCell);
  itkCellInheritedTypedefs(TCellInterface);

  itkTypeMacro(TriangleCell, CellInterface);
  
  typedef VertexBoundary< TCellInterface >            VertexType;
  typedef typename VertexType::SelfAutoPointer        VertexAutoPointer;
  
  typedef LineBoundary< TCellInterface >              EdgeType;
  typedef typename EdgeType::SelfAutoPointer          EdgeAutoPointer;
    
  itkStaticConstMacro(NumberOfPoints, unsigned int, 3);
  itkStaticConstMacro(NumberOfVertices, unsigned int, 3);
  itkStaticConstMacro(NumberOfEdges, unsigned int, 3);
  itkStaticConstMacro(CellDimension, unsigned int, 2);
  
  virtual CellGeometry GetType(void) const 
    {return Superclass::TRIANGLE_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 CellFeatureCount GetNumberOfEdges(void) const;
  virtual bool  GetVertex(CellFeatureIdentifier, VertexAutoPointer &);
  virtual bool  GetEdge(CellFeatureIdentifier, EdgeAutoPointer &);
  
  itkCellVisitMacro(TRIANGLE_CELL);

 public:
  TriangleCell() {}
  ~TriangleCell() {}

 protected:
  PointIdentifier m_PointIds[NumberOfPoints];

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


template <typename TCellInterface>
class TriangleBoundary:
  public CellBoundary< TriangleCell< TCellInterface > >
{
public:
  itkCellCommonTypedefs(TriangleBoundary);

  itkTypeMacro(TriangleBoundary, CellBoundary);

  TriangleBoundary() {};
  ~TriangleBoundary() {};

};

} // end namespace itk

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

#endif

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