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# history.hh

    00001 // history.hh: this file is part of the Vaucanson project.
    00002 //
    00003 // Vaucanson, a generic library for finite state machines.
    00004 //
    00005 // Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006 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_AUTOMATA_CONCEPT_HISTORY_HH
    00018 # define VCSN_AUTOMATA_CONCEPT_HISTORY_HH
    00019
    00020 # include <list>
    00021 # include <map>
    00022 # include <string>
    00023
    00024 # include <vaucanson/automata/concept/handlers.hh>
    00025 // # include <vaucanson/misc/ref.hh>
    00026
    00027 namespace vcsn {
    00028
    00029   namespace history {
    00030
    00031     typedef std::string event_kind_t;
    00032
    00033     template <class T>
    00034     class Event
    00035     {
    00036       public:
    00037         Event(event_kind_t e);
    00038
    00039         virtual
    00040         event_kind_t
    00041         get_event_kind() const;
    00042
    00043         virtual ~Event();
    00044       protected :
    00045         event_kind_t    kind_;
    00046     };
    00047
    00048     template <class T>
    00049     class BinaryEvent : public Event<T>
    00050     {
    00051       public:
    00052         BinaryEvent(event_kind_t e, const T& first, const T& second);
    00053
    00054         const T&
    00055         get_first() const;
    00056
    00057         const T&
    00058         get_second() const;
    00059
    00060       protected :
    00061         T               first_, second_;
    00062     };
    00063
    00064     template <class T>
    00065     class UnaryEvent : public Event<T>
    00066     {
    00067       public:
    00068         UnaryEvent(event_kind_t e, const T& first);
    00069
    00070         const T&
    00071         get_first() const;
    00072
    00073       protected :
    00074         T               first_;
    00075     };
    00076
    00077     template <class T>
    00078     std::ostream&
    00079     operator<<(std::ostream& out, const Event<T>& e);
    00080
    00081     template <class AutoType_>
    00082     class AutomatonHistory
    00083     {
    00084       public :
    00085         typedef typename AutoType_::hstate_t                 hstate_t;
    00086         typedef typename AutoType_::htransition_t            htransition_t;
    00087         typedef std::list<Event<AutoType_> >                 auto_events_t;
    00088         typedef std::list<Event<hstate_t> >                  state_events_t;
    00089         typedef std::list<Event<htransition_t> >             transition_events_t;
    00090         typedef std::map<hstate_t, state_events_t>           states_events_t;
    00091         typedef std::map<htransition_t, transition_events_t> transitions_events_t;
    00092
    00093         bool
    00094         set_state_event_about(event_kind_t, hstate_t);
    00095         bool
    00096         set_state_event_about(event_kind_t, hstate_t, hstate_t);
    00097         bool
    00098         set_state_event_about(event_kind_t, hstate_t, hstate_t, hstate_t);
    00099         const Event<hstate_t>
    00100         get_state_event_about(event_kind_t, hstate_t) const;
    00101
    00102         bool
    00103         set_transition_event_about(event_kind_t, htransition_t);
    00104         bool
    00105         set_transition_event_about(event_kind_t, htransition_t, htransition_t);
    00106         bool
    00107         set_transition_event_about(event_kind_t, htransition_t, htransition_t,
    00108                                    htransition_t);
    00109         const Event<htransition_t>
    00110         get_transition_event_about(event_kind_t, htransition_t) const;
    00111
    00112         bool
    00113         set_auto_event_about(event_kind_t);
    00114         bool
    00115         set_auto_event_about(event_kind_t, AutoType_);
    00116         bool
    00117         set_auto_event_about(event_kind_t, AutoType_, AutoType_);
    00118         const Event<AutoType_>
    00119         get_auto_event_about(event_kind_t) const;
    00120
    00121       protected :
    00122         states_events_t         states_events_;
    00123         transitions_events_t            transitions_events_;
    00124         auto_events_t                   auto_events_;
    00125     };
    00126
    00127   } // history
    00128
    00129 } // vcsn
    00130
    00131
    00132 # if !defined VCSN_USE_INTERFACE_ONLY || defined VCSN_USE_LIB
    00133 # include <vaucanson/automata/concept/history.hxx>
    00134 #endif // VCSN_USE_INTERFACE_ONLY
    00135
    00136
    00137 #endif // ! VCSN_AUTOMATA_CONCEPT_HISTORY_HH