54 lines
975 B
C++
54 lines
975 B
C++
#ifndef VARIABLE_H
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#define VARIABLE_H
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#include <SupportDefs.h>
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namespace LinearProgramming {
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class Constraint;
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class LinearSpec;
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/**
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* Contains minimum and maximum values.
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*/
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class Variable {
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public:
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int32 Index();
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LinearSpec* LS() const;
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void SetLS(LinearSpec* value);
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double Value() const;
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void SetValue(double value);
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double Min() const;
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void SetMin(double min);
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double Max() const;
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void SetMax(double max);
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void SetRange(double min, double max);
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//~ string ToString();
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Constraint* IsEqual(Variable* var);
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Constraint* IsSmallerOrEqual(Variable* var);
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Constraint* IsGreaterorEqual(Variable* var);
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protected:
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Variable(LinearSpec* ls);
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~Variable();
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private:
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LinearSpec* fLS;
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double fValue;
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double fMin;
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double fMax;
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public:
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friend class LinearSpec;
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friend class SoftConstraint;
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};
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} // namespace LinearProgramming
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using LinearProgramming::Variable;
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#endif // VARIABLE_H
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