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|
--- /dev/null
+++ scsolver/source/inc/lpbuilder.hxx
@@ -0,0 +1,132 @@
+/*************************************************************************
+ *
+ * The Contents of this file are made available subject to
+ * the terms of GNU Lesser General Public License Version 2.1.
+ *
+ *
+ * GNU Lesser General Public License Version 2.1
+ * =============================================
+ * Copyright 2005 by Kohei Yoshida.
+ * 1039 Kingsway Dr., Apex, NC 27502, USA
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License version 2.1, as published by the Free Software Foundation.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ *
+ ************************************************************************/
+
+
+#ifndef _SCSOLVER_LPBUILDER_HXX_
+#define _SCSOLVER_LPBUILDER_HXX_
+
+#include "type.hxx"
+#include <memory>
+#include <vector>
+#include <com/sun/star/table/CellAddress.hpp>
+
+
+namespace scsolver {
+
+namespace numeric { namespace opres { namespace lp {
+ class Model;
+}}}
+
+class LpModelBuilderImpl;
+
+
+/** This is a container class that holds the 3D addresses of cells that
+ respectively contain the left and right hand side of the constraint
+ formula and its equality. */
+class ConstraintAddress
+{
+public:
+ ConstraintAddress();
+ ConstraintAddress( const ConstraintAddress& );
+ ~ConstraintAddress() throw();
+
+ bool equals( const ConstraintAddress& ) const;
+ bool operator==( const ConstraintAddress & ) const;
+
+ ::com::sun::star::table::CellAddress getLeftCellAddr() const;
+ void setLeftCellAddr( const ::com::sun::star::table::CellAddress& addr );
+
+ ::com::sun::star::table::CellAddress getRightCellAddr() const;
+ void setRightCellAddr( const ::com::sun::star::table::CellAddress& addr );
+ double getRightCellValue() const;
+ void setRightCellValue( double value );
+ bool isRightCellNumeric() const;
+
+ numeric::opres::Equality getEquality() const;
+ void setEquality( numeric::opres::Equality eq );
+
+private:
+
+ ::com::sun::star::table::CellAddress Left;
+ ::com::sun::star::table::CellAddress Right;
+ numeric::opres::Equality Equal;
+
+ bool m_bIsRHSNumber;
+ double m_fRHSValue;
+};
+
+/** This class is responsible for transforming a user-defined model on
+ a spreadsheet into a standard linear model. The model thereby created
+ is to be passed onto one of the actual algorithm classes for solving it. */
+class LpModelBuilder
+{
+public:
+ LpModelBuilder();
+ ~LpModelBuilder();
+
+ numeric::opres::lp::Model getModel();
+
+ // Optimization objective
+ numeric::opres::Goal getGoal() const;
+ void setGoal( numeric::opres::Goal );
+
+ // Objective Formula
+ const ::com::sun::star::table::CellAddress getObjectiveFormulaAddress() const;
+ void setObjectiveFormulaAddress( const ::com::sun::star::table::CellAddress& );
+
+ // Decision Variables
+ void setDecisionVarAddress( const ::com::sun::star::table::CellAddress& );
+ std::vector< ::com::sun::star::table::CellAddress > getAllDecisionVarAddresses() const;
+ void clearDecisionVarAddresses();
+
+ // Cost Vector
+ double getCostVector( const ::com::sun::star::table::CellAddress& );
+ void setCostVector( const ::com::sun::star::table::CellAddress&, double );
+
+ // Constraints
+ void clearConstraintAddresses();
+ void setConstraintAddress( const ConstraintAddress& );
+ std::vector< ConstraintAddress > getAllConstraintAddresses() const;
+ void setConstraintMatrixSize( size_t, size_t );
+ void setConstraintCoefficient( const ::com::sun::star::table::CellAddress&,
+ const ConstraintAddress&, double, double );
+
+ // Temporary formula strings
+ const rtl::OUString getTempCellFormula( const ::com::sun::star::table::CellAddress& ) const;
+ void setTempCellFormula( const ::com::sun::star::table::CellAddress&,
+ const rtl::OUString& );
+
+private:
+
+ std::auto_ptr<LpModelBuilderImpl> m_pImpl;
+};
+
+
+
+}
+
+#endif
|
