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itkPolygonCell.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkPolygonCell.h,v $
00005   Language:  C++
00006   Date:      $Date: 2007/05/19 12:50:04 $
00007   Version:   $Revision: 1.34 $
00008 
00009   Copyright (c) Insight Software Consortium. All rights reserved.
00010   See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
00011 
00012   Portions of this code are covered under the VTK copyright.
00013   See VTKCopyright.txt or http://www.kitware.com/VTKCopyright.htm for details.
00014 
00015      This software is distributed WITHOUT ANY WARRANTY; without even 
00016      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00017      PURPOSE.  See the above copyright notices for more information.
00018 
00019 =========================================================================*/
00020 #ifndef __itkPolygonCell_h
00021 #define __itkPolygonCell_h
00022 
00023 #include "itkCellInterface.h"
00024 #include "itkLineCell.h"
00025 #include "itkPoint.h"
00026 #include <vector>
00027 #include <deque>
00028 
00029 namespace itk
00030 {
00031 
00046 template < typename TCellInterface >
00047 class ITK_EXPORT PolygonCell: public TCellInterface
00048 {
00049 public:
00051   itkCellCommonTypedefs(PolygonCell);
00052   itkCellInheritedTypedefs(TCellInterface);
00054 
00056   itkTypeMacro(PolygonCell, CellInterface);
00057 
00059   itkStaticConstMacro(CellDimension, unsigned int, 2);
00060 
00062   typedef VertexCell< TCellInterface >            VertexType;
00063   typedef typename VertexType::SelfAutoPointer    VertexAutoPointer;
00064 
00066   typedef LineCell< TCellInterface >              EdgeType;
00067   typedef typename EdgeType::SelfAutoPointer      EdgeAutoPointer;
00068 
00069   typedef FixedArray<int,2> EdgeInfo;
00070   typedef std::deque<EdgeInfo> EdgeInfoDQ;
00071   
00073   itkCellVisitMacro(Superclass::POLYGON_CELL);
00074 
00076   virtual CellGeometry GetType(void) const 
00077     {return Superclass::POLYGON_CELL;}
00078   virtual void MakeCopy( CellAutoPointer & ) const;
00079   virtual unsigned int GetDimension(void) const;
00080   virtual unsigned int GetNumberOfPoints(void) const;
00081   virtual CellFeatureCount GetNumberOfBoundaryFeatures(int dimension) const;
00082   virtual bool GetBoundaryFeature(int dimension, CellFeatureIdentifier,CellAutoPointer &);
00084 
00085   virtual void SetPointIds(PointIdConstIterator first); 
00086   virtual void SetPointIds(PointIdConstIterator first,
00087                            PointIdConstIterator last);
00088 
00089   void AddPointId(PointIdentifier);
00090   void RemovePointId(PointIdentifier);
00091   void SetPointIds(int dummy, int num, PointIdConstIterator first);
00092   void BuildEdges(void);
00093   void ClearPoints(void);
00094   
00095   virtual void SetPointId(int localId, PointIdentifier);
00096   virtual PointIdIterator      PointIdsBegin(void);
00097   virtual PointIdConstIterator PointIdsBegin(void) const;
00098   virtual PointIdIterator      PointIdsEnd(void);
00099   virtual PointIdConstIterator PointIdsEnd(void) const; 
00100   
00102   virtual CellFeatureCount GetNumberOfVertices(void) const;
00103   virtual CellFeatureCount GetNumberOfEdges(void) const;
00104   virtual bool GetVertex(CellFeatureIdentifier, VertexAutoPointer &);
00105   virtual bool GetEdge(CellFeatureIdentifier, EdgeAutoPointer &);
00107 
00108 
00110   PolygonCell() {}
00111   PolygonCell(unsigned int NumberOfPoints)
00112     {
00113     for (unsigned int i = 0; i < NumberOfPoints; i++)
00114       {
00115       m_PointIds.push_back(NumericTraits<unsigned long>::max());
00116       }
00117     this->BuildEdges();
00118     }
00119   ~PolygonCell() {}
00121 
00122 protected:
00123   std::vector<EdgeInfo> m_Edges;
00124   std::vector<PointIdentifier> m_PointIds;
00125 
00126 private:
00127   PolygonCell(const Self&); //purposely not implemented
00128   void operator=(const Self&); //purposely not implemented
00129 
00130 };
00131 
00132 } //end namespace
00133 
00134 #ifndef ITK_MANUAL_INSTANTIATION
00135 #include "itkPolygonCell.txx"
00136 #endif
00137 
00138 #endif
00139 
00140 
00141 

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