SUMO - Simulation of Urban MObility
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00001 /****************************************************************************/ 00010 // »missingDescription« 00011 /****************************************************************************/ 00012 // SUMO, Simulation of Urban MObility; see http://sumo.sourceforge.net/ 00013 // Copyright (C) 2001-2012 DLR (http://www.dlr.de/) and contributors 00014 /****************************************************************************/ 00015 // 00016 // This file is part of SUMO. 00017 // SUMO is free software: you can redistribute it and/or modify 00018 // it under the terms of the GNU General Public License as published by 00019 // the Free Software Foundation, either version 3 of the License, or 00020 // (at your option) any later version. 00021 // 00022 /****************************************************************************/ 00023 #ifndef FunctionBinding_h 00024 #define FunctionBinding_h 00025 00026 00027 00028 // =========================================================================== 00029 // included modules 00030 // =========================================================================== 00031 #ifdef _MSC_VER 00032 #include <windows_config.h> 00033 #else 00034 #include <config.h> 00035 #endif 00036 00037 #include <utils/common/ValueSource.h> 00038 #include "CastingFunctionBinding.h" 00039 00040 00041 // =========================================================================== 00042 // class definitions 00043 // =========================================================================== 00047 template< class T, typename R > 00048 class FunctionBinding : public ValueSource<R> { 00049 public: 00051 typedef R(T::* Operation)() const; 00052 00053 FunctionBinding(T* const source, Operation operation) : 00054 mySource(source), 00055 myOperation(operation) {} 00056 00058 ~FunctionBinding() {} 00059 00060 R getValue() const { 00061 return (mySource->*myOperation)(); 00062 } 00063 00064 ValueSource<R> *copy() const { 00065 return new FunctionBinding<T, R>(mySource, myOperation); 00066 } 00067 00068 ValueSource<SUMOReal> *makeSUMORealReturningCopy() const { 00069 return new CastingFunctionBinding<T, SUMOReal, R>(mySource, myOperation); 00070 } 00071 00072 private: 00074 T* mySource; 00075 00077 Operation myOperation; 00078 }; 00079 00080 00081 #endif 00082 00083 /****************************************************************************/ 00084