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# iterator.hxx

    00001 // iterator.hxx: this file is part of the Vaucanson project.
    00002 //
    00003 // Vaucanson, a generic library for finite state machines.
    00004 //
    00005 // Copyright (C) 2008 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 VAUCANSON_AUTOMATA_IMPLEMENTATION_BMIG_ITERATOR_HXX
    00018 # define VAUCANSON_AUTOMATA_IMPLEMENTATION_BMIG_ITERATOR_HXX
    00019
    00020 # include <vaucanson/automata/implementation/bmig_graph_impl.hh>
    00021 # include <vaucanson/automata/implementation/bmig/iterator.hh>
    00022
    00023 namespace vcsn
    00024 {
    00025   namespace bmig
    00026   {
    00027
    00028     // Syntactic sugar
    00029 # define BMIG_ITERATOR_TPARAM template <typename Graph, typename I>
    00030 # define BMIG_ITERATOR DeltaConstIterator<Graph, I>
    00031
    00032     BMIG_ITERATOR_TPARAM
    00033     BMIG_ITERATOR::DeltaConstIterator(const graph_type& g,
    00034                                       typename graph_type::hstate_t s)
    00035       : graph_(g)
    00036     {
    00037       range_type        tmp = graph_.deltai(s, iterator_type());
    00038       i_ = tmp.first;
    00039       end_ = tmp.second;
    00040     }
    00041
    00042     BMIG_ITERATOR_TPARAM
    00043     BMIG_ITERATOR::~DeltaConstIterator()
    00044     { }
    00045
    00046     BMIG_ITERATOR_TPARAM
    00047     void
    00048     BMIG_ITERATOR::next()
    00049     {
    00050       ++i_;
    00051     }
    00052
    00053     BMIG_ITERATOR_TPARAM
    00054     bool
    00055     BMIG_ITERATOR::done() const
    00056     {
    00057       return i_ == end_;
    00058     }
    00059
    00060     BMIG_ITERATOR_TPARAM
    00061     typename BMIG_ITERATOR::graph_type::htransition_t
    00062     BMIG_ITERATOR::operator*() const
    00063     {
    00064       return graph_.get_htransition(i_);
    00065     }
    00066
    00067 # undef BMIG_ITERATOR_TPARAM
    00068 # undef BMIG_ITERATOR
    00069
    00070   } // End of namespace bmig
    00071
    00072 } // End of namespace vcsn
    00073
    00074 #endif // ! VAUCANSON_AUTOMATA_IMPLEMENTATION_BMIG_ITERATOR_HXX