alpar@1381: /* -*- C++ -*-
alpar@1381:  *
alpar@1956:  * This file is a part of LEMON, a generic C++ optimization library
alpar@1956:  *
alpar@1956:  * Copyright (C) 2003-2006
alpar@1956:  * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
alpar@1381:  * (Egervary Research Group on Combinatorial Optimization, EGRES).
alpar@1381:  *
alpar@1381:  * Permission to use, modify and distribute this software is granted
alpar@1381:  * provided that this copyright notice appears in all copies. For
alpar@1381:  * precise terms see the accompanying LICENSE file.
alpar@1381:  *
alpar@1381:  * This software is provided "AS IS" with no warranty of any kind,
alpar@1381:  * express or implied, and with no claim as to its suitability for any
alpar@1381:  * purpose.
alpar@1381:  *
alpar@1381:  */
alpar@1381: 
alpar@1381: #ifndef LEMON_LP_CPLEX_H
alpar@1381: #define LEMON_LP_CPLEX_H
alpar@1381: 
alpar@1381: ///\file
alpar@1381: ///\brief Header of the LEMON-CPLEX lp solver interface.
alpar@1381: 
alpar@1381: #include <lemon/lp_base.h>
alpar@1398: 
alpar@1381: extern "C" {
alpar@1381: #include <ilcplex/cplex.h>
alpar@1381: }
alpar@1381: 
alpar@1381: namespace lemon {
alpar@1381: 
alpar@1381: 
alpar@1398:   /// \brief Interface for the CPLEX solver
alpar@1381:   /// 
alpar@1398:   /// This class implements an interface for the CPLEX LP solver.
alpar@1381:   class LpCplex : public LpSolverBase {
alpar@1381: 
alpar@1381:   public:
alpar@1381: 
alpar@1381:     typedef LpSolverBase Parent;
alpar@1381:     
alpar@1381:     /// \e
alpar@1381:     int status;
alpar@1381:     CPXENVptr env;
alpar@1381:     CPXLPptr lp;
alpar@1381: 
alpar@1381: 
alpar@1381:     /// \e
alpar@1381:     LpCplex();
alpar@1381:     /// \e
alpar@1381:     ~LpCplex();
alpar@1381: 
alpar@1381:   protected:
alpar@1381:     virtual LpSolverBase &_newLp();
alpar@1381:     virtual LpSolverBase &_copyLp();
alpar@1381: 
alpar@1381:     virtual int _addCol();
alpar@1381:     virtual int _addRow();
athos@1432:     virtual void _eraseCol(int i);
athos@1432:     virtual void _eraseRow(int i);
alpar@1895:     virtual void _getColName(int col,       std::string & name);
alpar@1895:     virtual void _setColName(int col, const std::string & name);
alpar@1381:     virtual void _setRowCoeffs(int i, 
alpar@1381: 			       int length,
alpar@1381:                                const int   * indices, 
alpar@1381:                                const Value   * values );
alpar@1381:     virtual void _setColCoeffs(int i, 
alpar@1381: 			       int length,
alpar@1381:                                const int   * indices, 
alpar@1381:                                const Value   * values);
athos@1431:     virtual void _setCoeff(int row, int col, Value value);
alpar@1381:     virtual void _setColLowerBound(int i, Value value);
alpar@1381:     virtual void _setColUpperBound(int i, Value value);
athos@1405: //     virtual void _setRowLowerBound(int i, Value value);
athos@1405: //     virtual void _setRowUpperBound(int i, Value value);
alpar@1381:     virtual void _setRowBounds(int i, Value lower, Value upper);
alpar@1381:     virtual void _setObjCoeff(int i, Value obj_coef);
alpar@1381:     virtual void _clearObj();
alpar@1381:     ///\e
alpar@1381:     
alpar@1381:     virtual SolveExitStatus _solve();
alpar@1381:     virtual Value _getPrimal(int i);
marci@1787:     virtual Value _getDual(int i);
alpar@1381:     virtual Value _getPrimalValue();
marci@1840:     virtual bool _isBasicCol(int i);
alpar@1381:     
alpar@1381:     virtual SolutionStatus _getPrimalStatus();
athos@1460:     virtual SolutionStatus _getDualStatus();
athos@1460:     virtual ProblemTypes _getProblemType();
alpar@1381: 
alpar@1381:     
alpar@1381:     virtual void _setMax();
alpar@1381:     virtual void _setMin();
alpar@1381: 
alpar@1381:   };
alpar@1381: } //END OF NAMESPACE LEMON
alpar@1381: 
alpar@1381: #endif //LEMON_LP_CPLEX_H
alpar@1381: