Line data    Source code

       1              : /****************************************************************************/
       2              : // Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.dev/sumo
       3              : // Copyright (C) 2001-2025 German Aerospace Center (DLR) and others.
       4              : // This program and the accompanying materials are made available under the
       5              : // terms of the Eclipse Public License 2.0 which is available at
       6              : // https://www.eclipse.org/legal/epl-2.0/
       7              : // This Source Code may also be made available under the following Secondary
       8              : // Licenses when the conditions for such availability set forth in the Eclipse
       9              : // Public License 2.0 are satisfied: GNU General Public License, version 2
      10              : // or later which is available at
      11              : // https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
      12              : // SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later
      13              : /****************************************************************************/
      14              : /// @file    CastingFunctionBinding_Param.h
      15              : /// @author  Daniel Krajzewicz
      16              : /// @author  Christian Roessel
      17              : /// @author  Sascha Krieg
      18              : /// @date    Fri, 29.04.2005
      19              : ///
      20              : //  Function type template
      21              : /****************************************************************************/
      22              : #pragma once
      23              : #include <config.h>
      24              : 
      25              : #include <utils/common/ValueSource.h>
      26              : 
      27              : 
      28              : // ===========================================================================
      29              : // class definitions
      30              : // ===========================================================================
      31              : /**
      32              :  * @class CastingFunctionBinding_Param
      33              :  */
      34              : template< class T, typename R, typename O, typename P >
      35              : class CastingFunctionBinding_Param : public ValueSource<R> {
      36              : public:
      37              :     /// Type of the function to execute.
      38              :     typedef O(T::* Operation)(P) const;
      39              : 
      40            0 :     CastingFunctionBinding_Param(T* source, Operation operation, P param, const R scale = 1.0) :
      41            0 :         mySource(source),
      42            0 :         myOperation(operation),
      43            0 :         myScale(scale),
      44            0 :         myParam(param)
      45              :     {}
      46              : 
      47              :     /// Destructor.
      48            0 :     ~CastingFunctionBinding_Param() {}
      49              : 
      50            0 :     R getValue() const {
      51            0 :         return myScale * (R)(mySource->*myOperation)(myParam);
      52              :     }
      53              : 
      54            0 :     ValueSource<R>* copy() const {
      55            0 :         return new CastingFunctionBinding_Param<T, R, O, P>(mySource, myOperation, myParam, myScale);
      56              :     }
      57              : 
      58            0 :     ValueSource<double>* makedoubleReturningCopy() const {
      59            0 :         return new CastingFunctionBinding_Param<T, double, O, P>(mySource, myOperation, myParam, myScale);
      60              :     }
      61              : 
      62              : private:
      63              :     /// The object the action is directed to.
      64              :     T* mySource;
      65              : 
      66              :     /// The object's operation to perform.
      67              :     Operation myOperation;
      68              : 
      69              :     /// The scale to apply.
      70              :     const R myScale;
      71              : 
      72              :     /// The parameter to apply to the operation.
      73              :     const P myParam;
      74              : 
      75              : private:
      76              :     /// @brief invalidated assignment operator
      77              :     CastingFunctionBinding_Param<T, R, O, P>& operator=(const CastingFunctionBinding_Param<T, R, O, P>&);
      78              : 
      79              : };