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# length_visitor.hxx

    00001 // length_visitor.hxx: this file is part of the Vaucanson project.
    00002 //
    00003 // Vaucanson, a generic library for finite state machines.
    00004 //
    00005 // Copyright (C) 2005 The Vaucanson Group.
    00006 //
    00007 // This program is free software; you can redistribute it and/or
    00008 // modify it under the terms of the GNU General Public License
    00009 // as published by the Free Software Foundation; either version 2
    00010 // of the License, or (at your option) any later version.
    00011 //
    00012 // The complete GNU General Public Licence Notice can be found as the
    00013 // `COPYING' file in the root directory.
    00014 //
    00015 // The Vaucanson Group consists of people listed in the `AUTHORS' file.
    00016 //
    00017 #ifndef VCSN_ALGEBRA_IMPLEMENTATION_SERIES_RAT_LENGTH_VISITOR_HXX
    00018 # define VCSN_ALGEBRA_IMPLEMENTATION_SERIES_RAT_LENGTH_VISITOR_HXX
    00019
    00020 # include <vaucanson/algebra/implementation/series/rat/length_visitor.hh>
    00021
    00022 # include <algorithm>
    00023
    00024 namespace vcsn {
    00025
    00026   namespace rat {
    00027
    00028     template<typename M_, typename W_>
    00029     void
    00030     LengthVisitor<M_,W_>::sum_or_product(const Node<M_, W_>* left_,
    00031                                          const Node<M_, W_>* right_)
    00032     {
    00033       left_->accept(*this);
    00034       right_->accept(*this);
    00035     }
    00036
    00037     template<typename M_, typename W_>
    00038     void
    00039     LengthVisitor<M_, W_>::weight_or_star(const Node<M_, W_>* node)
    00040     {
    00041       node->accept(*this);
    00042     }
    00043
    00044     template<typename M_, typename W_>
    00045     void
    00046     LengthVisitor<M_, W_>::product(const Node<M_, W_>* left_,
    00047                                    const Node<M_, W_>* right_)
    00048     {
    00049       sum_or_product(left_, right_);
    00050     }
    00051
    00052     template<typename M_, typename W_>
    00053     void
    00054     LengthVisitor<M_, W_>::sum(const Node<M_, W_>* left_,
    00055                                const Node<M_, W_>* right_)
    00056     {
    00057       sum_or_product(left_, right_);
    00058     }
    00059
    00060     template<typename M_, typename W_>
    00061     void
    00062     LengthVisitor<M_, W_>::star(const Node<M_, W_>* node)
    00063     {
    00064       weight_or_star(node);
    00065     }
    00066
    00067     template<typename M_, typename W_>
    00068     void
    00069     LengthVisitor<M_, W_>::left_weight(const W_&, const Node<M_, W_>* node)
    00070     {
    00071       weight_or_star(node);
    00072     }
    00073
    00074     template<typename M_, typename W_>
    00075     void
    00076     LengthVisitor<M_, W_>::right_weight(const W_&, const Node<M_, W_>* node)
    00077     {
    00078       weight_or_star(node);
    00079     }
    00080
    00081     template<typename M_, typename W_>
    00082     void
    00083     LengthVisitor<M_, W_>::constant(const M_&)
    00084     {
    00085       ++s_;
    00086     }
    00087
    00088     template<typename M_, typename W_>
    00089     void LengthVisitor<M_, W_>::zero()
    00090     {
    00091       ++s_;
    00092     }
    00093
    00094     template<typename M_, typename W_>
    00095     void LengthVisitor<M_, W_>::one()
    00096     {
    00097       ++s_;
    00098     }
    00099
    00100     template<typename M_, typename W_>
    00101     size_t LengthVisitor<M_, W_>::get() const
    00102     {
    00103       return s_;
    00104     }
    00105
    00106   } // End of namespace rat.
    00107
    00108 } // End of namespace vcsn.
    00109
    00110
    00111
    00112 #endif // ! VCSN_ALGEBRA_IMPLEMENTATION_SERIES_RAT_LENGTH_VISITOR_HXX