00001 // Copyright (C) 2003, 2004 Laboratoire d'Informatique de Paris 6 (LIP6), 00002 // département Systèmes Répartis Coopératifs (SRC), Université Pierre 00003 // et Marie Curie. 00004 // 00005 // This file is part of Spot, a model checking library. 00006 // 00007 // Spot is free software; you can redistribute it and/or modify it 00008 // under the terms of the GNU General Public License as published by 00009 // the Free Software Foundation; either version 2 of the License, or 00010 // (at your option) any later version. 00011 // 00012 // Spot is distributed in the hope that it will be useful, but WITHOUT 00013 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 00014 // or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public 00015 // License for more details. 00016 // 00017 // You should have received a copy of the GNU General Public License 00018 // along with Spot; see the file COPYING. If not, write to the Free 00019 // Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 00020 // 02111-1307, USA. 00021 00022 #ifndef SPOT_TGBA_TGBATBA_HH 00023 # define SPOT_TGBA_TGBATBA_HH 00024 00025 #include <list> 00026 #include "tgba.hh" 00027 #include "misc/bddlt.hh" 00028 00029 namespace spot 00030 { 00031 00050 class tgba_tba_proxy : public tgba 00051 { 00052 public: 00053 tgba_tba_proxy(const tgba* a); 00054 00055 virtual ~tgba_tba_proxy(); 00056 00057 virtual state* get_init_state() const; 00058 00059 virtual tgba_succ_iterator* 00060 succ_iter(const state* local_state, 00061 const state* global_state = 0, 00062 const tgba* global_automaton = 0) const; 00063 00064 virtual bdd_dict* get_dict() const; 00065 00066 virtual std::string format_state(const state* state) const; 00067 00068 virtual state* project_state(const state* s, const tgba* t) const; 00069 00070 virtual std::string 00071 transition_annotation(const tgba_succ_iterator* t) const; 00072 00073 virtual bdd all_acceptance_conditions() const; 00074 virtual bdd neg_acceptance_conditions() const; 00075 00076 typedef std::list<bdd> cycle_list; 00077 protected: 00078 virtual bdd compute_support_conditions(const state* state) const; 00079 virtual bdd compute_support_variables(const state* state) const; 00080 00081 cycle_list acc_cycle_; 00082 private: 00083 const tgba* a_; 00084 bdd the_acceptance_cond_; 00085 // Disallow copy. 00086 tgba_tba_proxy(const tgba_tba_proxy&); 00087 tgba_tba_proxy& tgba_tba_proxy::operator=(const tgba_tba_proxy&); 00088 }; 00089 00105 class tgba_sba_proxy : public tgba_tba_proxy 00106 { 00107 public: 00108 tgba_sba_proxy(const tgba* a); 00109 00117 bool state_is_accepting(const state* state) const; 00118 }; 00119 00120 } 00121 #endif // SPOT_TGBA_TGBATBA_HH