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ResourcePtr.inl

00001 
00002 //
00003 // SFML - Simple and Fast Multimedia Library
00004 // Copyright (C) 2007 Laurent Gomila (laurent.gom@gmail.com)
00005 //
00006 // This software is provided 'as-is', without any express or implied warranty.
00007 // In no event will the authors be held liable for any damages arising from the use of this software.
00008 //
00009 // Permission is granted to anyone to use this software for any purpose,
00010 // including commercial applications, and to alter it and redistribute it freely,
00011 // subject to the following restrictions:
00012 //
00013 // 1. The origin of this software must not be misrepresented;
00014 //    you must not claim that you wrote the original software.
00015 //    If you use this software in a product, an acknowledgment
00016 //    in the product documentation would be appreciated but is not required.
00017 //
00018 // 2. Altered source versions must be plainly marked as such,
00019 //    and must not be misrepresented as being the original software.
00020 //
00021 // 3. This notice may not be removed or altered from any source distribution.
00022 //
00024 
00025 
00027 template <typename T>
00028 ResourcePtr<T>::ResourcePtr() :
00029 myResource(NULL)
00030 {
00031 
00032 }
00033 
00034 
00036 template <typename T>
00037 ResourcePtr<T>::ResourcePtr(const T* resource) :
00038 myResource(resource)
00039 {
00040     if (myResource)
00041         myResource->Connect(*this);
00042 }
00043 
00044 
00046 template <typename T>
00047 ResourcePtr<T>::ResourcePtr(const ResourcePtr<T>& copy) :
00048 myResource(copy.myResource)
00049 {
00050     if (myResource)
00051         myResource->Connect(*this);
00052 }
00053 
00054 
00056 template <typename T>
00057 ResourcePtr<T>::~ResourcePtr()
00058 {
00059     if (myResource)
00060         myResource->Disconnect(*this);
00061 }
00062 
00063 
00065 template <typename T>
00066 ResourcePtr<T>& ResourcePtr<T>::operator =(const ResourcePtr<T>& other)
00067 {
00068     if (myResource)
00069         myResource->Disconnect(*this);
00070 
00071     myResource = other.myResource;
00072 
00073     if (myResource)
00074         myResource->Connect(*this);
00075 
00076     return *this;
00077 }
00078 
00079 
00081 template <typename T>
00082 ResourcePtr<T>& ResourcePtr<T>::operator =(const T* resource)
00083 {
00084     if (myResource)
00085         myResource->Disconnect(*this);
00086 
00087     myResource = resource;
00088 
00089     if (myResource)
00090         myResource->Connect(*this);
00091 
00092     return *this;
00093 }
00094 
00095 
00097 template <typename T>
00098 ResourcePtr<T>::operator const T*() const
00099 {
00100     return myResource;
00101 }
00102 
00103 
00105 template <typename T>
00106 const T& ResourcePtr<T>::operator *() const
00107 {
00108     return *myResource;
00109 }
00110 
00111 
00113 template <typename T>
00114 const T* ResourcePtr<T>::operator ->() const
00115 {
00116     return myResource;
00117 }
00118 
00119 
00121 template <typename T>
00122 void ResourcePtr<T>::OnResourceDestroyed()
00123 {
00124     myResource = NULL;
00125 }

 ::  Copyright © 2007-2008 Laurent Gomila, all rights reserved  ::  Documentation generated by doxygen 1.5.2  ::