00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: $RCSfile: vtkSmartPointer.h,v $ 00005 Language: C++ 00006 00007 Copyright (c) 1993-2002 Ken Martin, Will Schroeder, Bill Lorensen 00008 All rights reserved. 00009 See Copyright.txt or http://www.kitware.com/Copyright.htm for details. 00010 00011 This software is distributed WITHOUT ANY WARRANTY; without even 00012 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 00013 PURPOSE. See the above copyright notice for more information. 00014 00015 =========================================================================*/ 00038 #ifndef __vtkSmartPointer_h 00039 #define __vtkSmartPointer_h 00040 00041 #include "vtkSmartPointerBase.h" 00042 00043 template <class T> 00044 class vtkSmartPointer: public vtkSmartPointerBase 00045 { 00046 public: 00048 vtkSmartPointer() {} 00049 00051 vtkSmartPointer(T* r): vtkSmartPointerBase(r) {} 00052 00055 vtkSmartPointer(const vtkSmartPointerBase& r): vtkSmartPointerBase(r) {} 00056 00058 00060 vtkSmartPointer& operator=(T* r) 00061 { 00062 this->vtkSmartPointerBase::operator=(r); 00063 return *this; 00064 } 00066 00068 00070 vtkSmartPointer& operator=(const vtkSmartPointerBase& r) 00071 { 00072 this->vtkSmartPointerBase::operator=(r); 00073 return *this; 00074 } 00076 00078 00079 T* GetPointer() const 00080 { 00081 return static_cast<T*>(this->Object); 00082 } 00084 00086 00088 T& operator*() const 00089 { 00090 return *static_cast<T*>(this->Object); 00091 } 00093 00095 00096 T* operator->() const 00097 { 00098 return static_cast<T*>(this->Object); 00099 } 00101 }; 00102 00103 #endif