freemonoid_product.hh

// freemonoid_product.hh: this file is part of the Vaucanson project.
//
// Vaucanson, a generic library for finite state machines.
//
// Copyright (C) 2004 The Vaucanson Group.
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// The complete GNU General Public Licence Notice can be found as the
// `COPYING' file in the root directory.
//
// The Vaucanson Group consists of people listed in the `AUTHORS' file.
//
#ifndef VCSN_ALGEBRA_CONCEPT_FREEMONOID_PRODUCT_HH
# define VCSN_ALGEBRA_CONCEPT_FREEMONOID_PRODUCT_HH

# include <string>
# include <vaucanson/algebra/concept/freemonoid_product_base.hh>
# include <vaucanson/misc/unique.hh>

namespace vcsn {

  namespace algebra {
  
    /*------------------------.
    | FreeMonoidProduct<F, S> |
    `------------------------*/

    template<class F, class S>
    struct FreeMonoidProduct
      : FreeMonoidProductBase< FreeMonoidProduct<F, S> >
    {
      typedef F                 first_monoid_t;
      typedef S                 second_monoid_t;

      FreeMonoidProduct(const F& a, const S& b);

      FreeMonoidProduct(const FreeMonoidProduct& w);

      first_monoid_t&           first_monoid();

      const first_monoid_t&     first_monoid() const;

      second_monoid_t&          second_monoid();

      const second_monoid_t&    second_monoid() const;

    protected:
      first_monoid_t    first_monoid_;
      second_monoid_t   second_monoid_;
    };

    template<class F, class S>
    bool operator==(const FreeMonoidProduct<F, S>& m1,
                    const FreeMonoidProduct<F, S>& m2);

  } // algebra
  
  /*-----------------------------------------.
  | dynamic_traits<FreeMonoidProduct<F, S> > |
  `-----------------------------------------*/
  template<class F, class S>
  struct dynamic_traits<algebra::FreeMonoidProduct<F, S> >
    : dynamic_traits<algebra::FreeMonoidProductBase<algebra::FreeMonoidProduct<F, S> > >
  {
    static const bool
    ret = dynamic_traits<F>::ret or dynamic_traits<S>::ret;
  };

  /*----------------------------------------.
  | MetaElement<FreeMonoidProduct<F, S>, T> |
  `----------------------------------------*/
  template<class F, class S, typename T>
  struct MetaElement<algebra::FreeMonoidProduct<F, S>, T>
    : MetaElement<algebra::FreeMonoidProductBase<algebra::FreeMonoidProduct<F, S> >, T>
  {
    typedef F   first_monoid_t;
    typedef S   second_monoid_t;
  };

  template <class F, class S>
  struct virtual_types<algebra::FreeMonoidProduct<F, S> >
    : virtual_types<algebra::FreeMonoidProductBase<algebra::FreeMonoidProduct<F, S> > >
  {
    typedef algebra::mul_kind semigroup_kind;

    typedef F           first_monoid_t;
    typedef S           second_monoid_t;
  };

} // vcsn

# ifndef VCSN_USE_INTERFACE_ONLY
#  include <vaucanson/algebra/concept/freemonoid_product.hxx>
# endif // VCSN_USE_INTERFACE_ONLY


#endif // ! VCSN_ALGEBRA_CONCEPT_FREEMONOID_PRODUCT_HH

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