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# /home/coin/svn-release/Alps-1.4.5/CoinUtils/src/CoinBuild.hpp

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    00001 /* $Id: CoinBuild.hpp 1416 2011-04-17 09:57:29Z stefan $ */
    00002 // Copyright (C) 2005, International Business Machines
    00003 // Corporation and others.  All Rights Reserved.
    00004 // This code is licensed under the terms of the Eclipse Public License (EPL).
    00005
    00006 #ifndef CoinBuild_H
    00007 #define CoinBuild_H
    00008
    00009
    00010 #include "CoinPragma.hpp"
    00011 #include "CoinTypes.hpp"
    00012 #include "CoinFinite.hpp"
    00013
    00014
    00027 class CoinBuild {
    00028
    00029 public:
    00032
    00033    void addRow(int numberInRow, const int * columns,
    00034                const double * elements, double rowLower=-COIN_DBL_MAX,
    00035               double rowUpper=COIN_DBL_MAX);
    00037    void addColumn(int numberInColumn, const int * rows,
    00038                   const double * elements,
    00039                   double columnLower=0.0,
    00040                   double columnUpper=COIN_DBL_MAX, double objectiveValue=0.0);
    00042    inline void addCol(int numberInColumn, const int * rows,
    00043                   const double * elements,
    00044                   double columnLower=0.0,
    00045                   double columnUpper=COIN_DBL_MAX, double objectiveValue=0.0)
    00046   { addColumn(numberInColumn, rows, elements, columnLower, columnUpper, objectiveValue);}
    00048   inline int numberRows() const
    00049   { return (type_==0) ? numberItems_ : numberOther_;}
    00051   inline int numberColumns() const
    00052   { return (type_==1) ? numberItems_ : numberOther_;}
    00054   inline CoinBigIndex numberElements() const
    00055   { return numberElements_;}
    00058   int row(int whichRow, double & rowLower, double & rowUpper,
    00059           const int * & indices, const double * & elements) const;
    00063   int currentRow(double & rowLower, double & rowUpper,
    00064           const int * & indices, const double * & elements) const;
    00066   void setCurrentRow(int whichRow);
    00068   int currentRow() const;
    00071   int column(int whichColumn,
    00072              double & columnLower, double & columnUpper,double & objectiveValue,
    00073              const int * & indices, const double * & elements) const;
    00077   int currentColumn( double & columnLower, double & columnUpper,double & objectiveValue,
    00078           const int * & indices, const double * & elements) const;
    00080   void setCurrentColumn(int whichColumn);
    00082   int currentColumn() const;
    00084   inline int type() const
    00085   { return type_;}
    00087
    00088
    00092    CoinBuild();
    00094    CoinBuild(int type);
    00096    ~CoinBuild();
    00098
    00102    CoinBuild(const CoinBuild&);
    00104    CoinBuild& operator=(const CoinBuild&);
    00106 private:
    00108   void setMutableCurrent(int which) const;
    00110    void addItem(int numberInItem, const int * indices,
    00111                   const double * elements,
    00112                   double itemLower,
    00113                   double itemUpper, double objectiveValue);
    00116   int item(int whichItem,
    00117              double & itemLower, double & itemUpper,double & objectiveValue,
    00118              const int * & indices, const double * & elements) const;
    00122   int currentItem( double & itemLower, double & itemUpper,double & objectiveValue,
    00123           const int * & indices, const double * & elements) const;
    00125   void setCurrentItem(int whichItem);
    00127   int currentItem() const;
    00128
    00129 private:
    00132
    00133   int numberItems_;
    00135   int numberOther_;
    00137   CoinBigIndex numberElements_;
    00139   mutable double * currentItem_;
    00141   double * firstItem_;
    00143   double * lastItem_;
    00145   int type_;
    00147 };
    00148
    00149 #endif