FixGenerationSizeStrategy.h

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/***************************************************************************
 *   Copyright (C) 2005-2009 by Robot Group Leipzig                        *
 *    martius@informatik.uni-leipzig.de                                    *
 *    fhesse@informatik.uni-leipzig.de                                     *
 *    der@informatik.uni-leipzig.de                                        *
 *    guettler@informatik.uni-leipzig.de                                   *
 *    jhoffmann@informatik.uni-leipzig.de                                  *
 *    joergweide84@aol.com (robot12)                                       *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
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 *   GNU General Public License for more details.                          *
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 ***************************************************************************
 *                                                                         *
 *   This class implements the IGenerationSize strategy interface for the  *
 *   GenAlgEngine with a fix generation size.                              *
 *                                                                         *
 *   $Log: FixGenerationSizeStrategy.h,v $
 *   Revision 1.3  2009/07/21 08:37:58  robot12
 *   add some comments
 *
 *   Revision 1.2  2009/06/16 12:25:32  robot12
 *   finishing the generation size strategy and implements the comments.
 *
 *   Revision 1.1  2009/05/04 15:27:57  robot12
 *   rename of some files and moving files to other positions
 *    - SingletonGenAlgAPI has one error!!! --> is not ready now
 *
 *   Revision 1.4  2009/05/04 07:06:14  robot12
 *   some implements... Part6
 *
 *   Revision 1.3  2009/04/30 14:32:34  robot12
 *   some implements... Part5
 *
 *   Revision 1.2  2009/04/30 11:35:53  robot12
 *   some changes:
 *    - insert a SelectStrategie
 *    - insert a MutationStrategie
 *    - reorganisation of the design
 *
 *
 *
 ***************************************************************************/

#ifndef FIXGENERATIONSIZESTRATEGY_H_
#define FIXGENERATIONSIZESTRATEGY_H_

//forward declaration
class Generation;

//ga_tools includes
#include "IGenerationSizeStrategy.h"

/**
 * This class implements the generation size strategy with a fix value which is over the constructor given
 */
class FixGenerationSizeStrategy: public IGenerationSizeStrategy {
public:
        /**
         * constructor
         * @param value (int) the fix value which is every time give back by calcGenerationSize.
         */
        FixGenerationSizeStrategy(int value);

        /**
         * default destructor
         */
        virtual ~FixGenerationSizeStrategy();

        /**
         * gives the fix value m_size as new generation size back.
         * @param oldGeneration (Generation*) the old Generation. dont needed
         * @return (int) m_size
         */
        virtual int calcGenerationSize(Generation* oldGeneration);

protected:
        /**
         * the fix generation size
         */
        int m_size;

private:
        /**
         * disable the default constructor
         */
        FixGenerationSizeStrategy();
};

#endif /* FIXGENERATIONSIZESTRATEGY_H_ */

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