00001 00002 /*************************************************************************** 00003 * * 00004 * This program is free software; you can redistribute it and/or modify * 00005 * it under the terms of the GNU General Public License as published by * 00006 * the Free Software Foundation; either version 2 of the License, or * 00007 * (at your option) any later version. * 00008 * * 00009 ***************************************************************************/ 00010 00011 #ifndef memsizeinterfaceH 00012 #define memsizeinterfaceH 00013 00014 class MemorySizeQueryInterface { 00015 public: 00016 virtual int getMemoryFootprint() const = 0; 00017 virtual ~MemorySizeQueryInterface(){}; 00018 }; 00019 00020 template<typename T> 00021 int getMemoryFootprint( const T& t ) 00022 { 00023 return t.getMemoryFootprint(); 00024 }; 00025 00026 template<class T> 00027 struct MemorySum : public unary_function<T, void> 00028 { 00029 MemorySum() : size(0) {} 00030 void operator() (const T& x) { size += getMemoryFootprint(x); } 00031 void operator() (const T* x) { size += getMemoryFootprint(*x); } 00032 int size; 00033 }; 00034 00035 00036 #endif
1.5.1