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/******************************************************************************
 *       __    _    _   _       _       _   _____                             *
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 *       |_|  |_|  |_| |____|  |____|  |_|  |____|                            *
 * __________________________________________________________________________ *
 *                 Multifunctional Library For Image Processing               *
 *                                                                            *
 *                                                                            *
 *                                                                            *
 *      (c) Copyright 2007 by Humbert Florent                                 *
 *                                                                            *
 *      This program is free software; you can redistribute it and/or modify  *
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 *      the Free Software Foundation; only version 2 of the License.          *
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 *      02111-1307, USA.                                                      *
 ******************************************************************************/

#ifndef _CMASKFACTORY_HPP_
#define _CMASKFACTORY_HPP_

#include <iostream>
#include "Clonable.hpp"
#include "Image.hpp"

namespace Millie
{


  class CMaskFactory : public Clonable
  {
    protected:
      virtual void computeWithoutChecking(ImageComplex & out, int largeur, int hauteur) const = 0;
    public:

      void compute(ImageComplex & out, int largeur, int hauteur) const
      {
        if(largeur<0 || hauteur<0)
          throw IllegalArgument("CMaskFactory : invalide sizes");

        computeWithoutChecking(out, largeur, hauteur);
        if(out.getHeight() != hauteur || out.getWidth() != largeur)
        {
          std::cerr<<"CMaskFactory : Illness filter"<<std::endl;
          throw RuntimeException("CMaskFactory : compute : illness filter");

        }
      }

      virtual ~CMaskFactory()
    {}
      ;

      virtual CMaskFactory * clone() const = 0;

  };

}


#endif

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