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itkCellInterfaceVisitor.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkCellInterfaceVisitor.h,v $
00005   Language:  C++
00006   Date:      $Date: 2002/01/15 18:56:28 $
00007   Version:   $Revision: 1.11 $
00008 
00009   Copyright (c) 2002 Insight Consortium. All rights reserved.
00010   See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
00011 
00012      This software is distributed WITHOUT ANY WARRANTY; without even 
00013      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00014      PURPOSE.  See the above copyright notices for more information.
00015 
00016 =========================================================================*/
00017 #ifndef __itkCellInterfaceVisitor_h
00018 #define __itkCellInterfaceVisitor_h
00019 
00020 #include "itkLightObject.h"
00021 #include "itkObjectFactory.h"
00022 
00023 namespace itk
00024 {
00025 // forward reference CellInterface
00026 template <
00027   typename TPixelType,
00028   typename TCellTraits
00029 > 
00030 class CellInterface;
00031   
00041 template <
00042   typename TPixelType,
00043   typename TCellTraits
00044 >  
00045 class CellInterfaceVisitor : public LightObject
00046 {
00047 public: 
00049   typedef CellInterfaceVisitor       Self;
00050   typedef LightObject  Superclass;
00051   typedef SmartPointer<Self>  Pointer;
00052   typedef SmartPointer<const Self>  ConstPointer;
00053     
00055   itkTypeMacro(CellInterfaceVisitor,LightObject);
00056 
00058   virtual void VisitFromCell(unsigned long cellId, CellInterface<TPixelType, TCellTraits>*) = 0;
00059 
00061   virtual int GetCellTopologyId() = 0;
00062   
00063 protected:
00064   CellInterfaceVisitor() {};
00065   ~CellInterfaceVisitor() {};
00066 
00067 private:
00068   CellInterfaceVisitor(const Self&); //purposely not implemented
00069   void operator=(const Self&); //purposely not implemented
00070 };
00071 
00072   
00096 template<
00097 typename TPixelType,
00098   typename TCellTraits,
00099   class CellTopology,
00100   class UserVisitor 
00101 >
00102 class CellInterfaceVisitorImplementation : 
00103     public CellInterfaceVisitor<TPixelType, TCellTraits>, public UserVisitor
00104 {
00105 public:
00107   typedef CellInterfaceVisitorImplementation       Self;
00108   typedef SmartPointer<Self>  Pointer;
00109     
00111   itkNewMacro(Self);
00112   
00114   itkTypeMacro(CellInterfaceVisitorImplementation,LightObject);
00115   
00118   virtual int GetCellTopologyId() { return CellTopology::GetTopologyId();}
00119 
00122   void VisitFromCell(unsigned long cellId, CellInterface<TPixelType, TCellTraits>* c)
00123     {
00124       this->UserVisitor::Visit(cellId, (CellTopology*)c);
00125     }
00126 
00127 protected:
00128   CellInterfaceVisitorImplementation() {};
00129   ~CellInterfaceVisitorImplementation() {};
00130 
00131 private:
00132   CellInterfaceVisitorImplementation(const Self&); //purposely not implemented
00133   void operator=(const Self&); //purposely not implemented
00134   
00135 };
00136 
00137 } // end namespace itk
00138 
00139 #endif

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