| 1 | /* -*- C++ -*- |
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| 2 | * src/lemon/lp_solver_skeleton.h |
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| 3 | * - Part of LEMON, a generic C++ optimization library |
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| 4 | * |
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| 5 | * Copyright (C) 2005 Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport |
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| 6 | * (Egervary Combinatorial Optimization Research Group, EGRES). |
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| 7 | * |
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| 8 | * Permission to use, modify and distribute this software is granted |
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| 9 | * provided that this copyright notice appears in all copies. For |
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| 10 | * precise terms see the accompanying LICENSE file. |
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| 11 | * |
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| 12 | * This software is provided "AS IS" with no warranty of any kind, |
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| 13 | * express or implied, and with no claim as to its suitability for any |
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| 14 | * purpose. |
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| 15 | * |
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| 16 | */ |
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| 17 | |
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| 18 | #ifndef LEMON_LP_SOLVER_SKELETON |
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| 19 | #define LEMON_LP_SOLVER_SKELETON |
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| 20 | |
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| 21 | #include"lp_base.h" |
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| 22 | |
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| 23 | ///\file |
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| 24 | ///\brief A skeleton file to implement LP solver interfaces |
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| 25 | namespace lemon { |
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| 26 | |
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| 27 | ///A skeleton class to implement LP solver interfaces |
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| 28 | class LpSolverSkeleton :public LpSolverBase { |
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| 29 | int col_num,row_num; |
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| 30 | |
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| 31 | protected: |
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| 32 | virtual int _addCol(); |
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| 33 | virtual int _addRow(); |
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| 34 | virtual void _setRowCoeffs(int i, |
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| 35 | int length, |
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| 36 | int const * indices, |
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| 37 | Value const * values ); |
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| 38 | virtual void _setColCoeffs(int i, |
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| 39 | int length, |
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| 40 | int const * indices, |
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| 41 | Value const * values); |
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| 42 | virtual void _setColLowerBound(int i, Value value); |
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| 43 | virtual void _setColUpperBound(int i, Value value); |
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| 44 | virtual void _setRowLowerBound(int i, Value value); |
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| 45 | virtual void _setRowUpperBound(int i, Value value); |
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| 46 | virtual void _setObjCoeff(int i, Value obj_coef); |
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| 47 | virtual SolutionType _solve(); |
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| 48 | virtual Value _getSolution(int i); |
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| 49 | public: |
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| 50 | LpSolverSkeleton() : LpSolverBase(), col_num(0), row_num(0) {} |
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| 51 | }; |
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| 52 | |
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| 53 | } //namespace lemon |
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| 54 | |
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| 55 | #endif // LEMON_LP_SOLVER_SKELETON |
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