constraint_solver_interface.h

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// Based on "Design Patterns: Elements of Reusable Object-Oriented Software"
// book by Erich Gamma, John Vlissides, Ralph Johnson, and Richard Helm 
//
// Created by Bartosz Rachwal. The National Institute of Advanced Industrial Science and Technology, Japan.

#ifndef OPERATIONAL_MEMENTO_CONSTRAINT_SOLVER_INTERFACE_H_
#define OPERATIONAL_MEMENTO_CONSTRAINT_SOLVER_INTERFACE_H_

#include "constraint_solver_memento.h"
#include "graphic.h"

namespace operational
{
namespace memento
{
class ConstraintSolverInterface
{
    public:
    virtual ~ConstraintSolverInterface() { }

    virtual void Solve() = 0;
    virtual void AddConstraint(Graphic* startConnection, Graphic* endConnection) = 0;
    virtual void RemoveConstraint(Graphic* startConnection, Graphic* endConnection) = 0;
    virtual ConstraintSolverMemento *CreateMemento() = 0;
    virtual void SetMemento(ConstraintSolverMemento*) = 0;
};
}
}

#endif