/home/coin/SVN-release/CoinAll-1.1.0/OS/src/OSSolverInterfaces/OSLindoSolver.h

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#ifndef LINDOSOLVER_H
#define LINDOSOLVER_H

#include "OSDefaultSolver.h"
#include "OSInstance.h"
#include "lindo.h"
#include "OSrLWriter.h"
#include "OSiLWriter.h"
#include "OSiLReader.h"
#include "OSConfig.h" 
#include <string>

#ifdef HAVE_CTIME
# include <ctime>
#else
# ifdef HAVE_TIME_H
#  include <time.h>
# else
#  error "don't have header file for time"
# endif
#endif

class LindoSolver : public DefaultSolver{  

public:

        LindoSolver();
        
        ~LindoSolver();
        
        virtual void  solve() ;
        
        virtual void  buildSolverInstance() throw(ErrorClass);
        

        // Lindo specific methods
        
        bool optimize();
        
        bool processVariables();
        
        bool processConstraints();
        
        bool generateLindoModel();
        
        bool addSlackVars();
        
        bool processQuadraticTerms();
        
        bool processNonlinearExpressions();
        
        OSiLReader *m_osilreader;
        
        void dataEchoCheck();


        
private:

        pLSenv pEnv_;  
        
    pLSmodel pModel_;
        
    int m_iLindoErrorCode;
        
    int *m_miSlackIdx;
        
    int m_iNumberNewSlacks; 
        
        double *m_mdRhsValue; 
   
        char *m_mcRowType;
        
         double* m_mdVarLB;
         
         double* m_mdVarUB;
        
         double* m_mdConLB;
        
         double* m_mdConUB;
        
         char** m_mmcVarName;
         
         std::string* m_msVarName;
         
         std::string* m_msConName;
        
         char* m_mcVarType;
         double m_mdObjConstant; // change to array later

        OSrLWriter  *osrlwriter;
        
        protected:
        void lindoAPIErrorCheck( std::string errormsg);

};



#endif

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