/usr/include/InsightToolkit/Common/itkCellInterfaceVisitor.h is in libinsighttoolkit3-dev 3.20.1-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 | /*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: itkCellInterfaceVisitor.h
Language: C++
Date: $Date$
Version: $Revision$
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 __itkCellInterfaceVisitor_h
#define __itkCellInterfaceVisitor_h
#include "itkLightObject.h"
#include "itkObjectFactory.h"
namespace itk
{
// forward reference CellInterface
template <
typename TPixelType,
typename TCellTraits
>
class CellInterface;
/** \class CellInterfaceVisitor
* Define the abstract interface for a visitor class that can visit the
* cells in a Mesh. This follows the Visitor Design Pattern. To make
* this class easier to use, the CellInterfaceVisitorImplementation is
* provided as a templated class to implement the pure virtual functions
* of CellInterfaceVisitor.
*
* \ingroup MeshAccess
*/
template <
typename TPixelType,
typename TCellTraits
>
class CellInterfaceVisitor : public LightObject
{
public:
/** Standard class typedefs. */
typedef CellInterfaceVisitor Self;
typedef LightObject Superclass;
typedef SmartPointer<Self> Pointer;
typedef SmartPointer<const Self> ConstPointer;
/** Run-time type information (and related methods). */
itkTypeMacro(CellInterfaceVisitor,LightObject);
/** This method is called by each cell as it visits this visitor. */
virtual void VisitFromCell(unsigned long cellId, CellInterface<TPixelType,
TCellTraits>*) = 0;
/** Return the index of the CellTopology. */
virtual int GetCellTopologyId() = 0;
protected:
CellInterfaceVisitor() {};
~CellInterfaceVisitor() {};
private:
CellInterfaceVisitor(const Self&); //purposely not implemented
void operator=(const Self&); //purposely not implemented
};
/** \class CellInterfaceVisitorImplementation
* A template class used to implement a visitor object.
*
* The Visitor implementation does the down cast to
* the specific cell type that is being visited. After the
* cast, a member of the UserVisitor type called Visit is
* passed the exact cell type being visited. To use this
* class, write a class that implements a function
* Visit(int id, CellTopology*). Then, use that as the UserVisitor
* template parameter.
*
* Template parameters for CellInterfaceVisitorImplementation:
* TPixelType = see CellInterface
*
* TCellTraits = see CellInterface
*
* CellTopology = The specific type of cell that needs to be visited.
*
* UserVisitor = A user supplied class that implements the function
* Visit(int id, CellTopology*)
*
* \ingroup MeshAccess
*/
template<
typename TPixelType,
typename TCellTraits,
class CellTopology,
class UserVisitor
>
class CellInterfaceVisitorImplementation :
public CellInterfaceVisitor<TPixelType, TCellTraits>, public UserVisitor
{
public:
/** Standard class typedefs. */
typedef CellInterfaceVisitorImplementation Self;
typedef SmartPointer<Self> Pointer;
/** Method for creation through the object factory. */
itkNewMacro(Self);
/** Run-time type information (and related methods). */
itkTypeMacro(CellInterfaceVisitorImplementation,LightObject);
/** Call the static method GetTopologyId for the CellTopology type that
* we are templated over. */
virtual int GetCellTopologyId() { return CellTopology::GetTopologyId();}
/** Call the method Visit from the UserVisitor template parameter that
* this class inherits from. I am my own gradpa... */
void VisitFromCell(unsigned long cellId, CellInterface<TPixelType,
TCellTraits>* c)
{
this->UserVisitor::Visit(cellId, (CellTopology*)c);
}
protected:
CellInterfaceVisitorImplementation() {};
~CellInterfaceVisitorImplementation() {};
private:
CellInterfaceVisitorImplementation(const Self&); //purposely not implemented
void operator=(const Self&); //purposely not implemented
};
} // end namespace itk
#endif
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