ad96e8fbad
src/ltlast/atomic_prop.cc, src/ltlast/atomic_prop.hh, src/ltlparse/fmterror.cc, src/ltlparse/public.hh, src/ltlvisit/dotty.cc, src/ltlvisit/dotty.hh, src/ltlvisit/dump.cc, src/ltlvisit/dump.hh, src/ltlvisit/tostring.cc, src/ltlvisit/tostring.hh, src/misc/escape.cc, src/misc/escape.hh, src/tgba/bdddict.cc, src/tgba/bdddict.hh, src/tgba/bddprint.cc, src/tgba/bddprint.hh, src/tgbaalgos/dotty.cc, src/tgbaalgos/dotty.hh, src/tgbaalgos/lbtt.cc, src/tgbaalgos/lbtt.hh, src/tgbaalgos/neverclaim.cc, src/tgbaalgos/neverclaim.hh, src/tgbaalgos/save.cc, src/tgbaalgos/save.hh, src/tgbaalgos/gtec/status.cc, src/tgbaalgos/gtec/status.hh, src/tgbaparse/fmterror.cc, src/tgbaparse/public.hh: Include <iosfwd> in headers, and prefer <ostream> in the body whenever possible. * src/sanity/style.test, HACKING: Check and document this.
138 lines
3 KiB
C++
138 lines
3 KiB
C++
// Copyright (C) 2003, 2004 Laboratoire d'Informatique de Paris 6 (LIP6),
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// département Systèmes Répartis Coopératifs (SRC), Université Pierre
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// et Marie Curie.
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//
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// This file is part of Spot, a model checking library.
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//
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// Spot is free software; you can redistribute it and/or modify it
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// under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// Spot is distributed in the hope that it will be useful, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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// or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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// License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Spot; see the file COPYING. If not, write to the Free
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// Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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// 02111-1307, USA.
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#include "misc/hash.hh"
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#include "dotty.hh"
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#include "ltlast/visitor.hh"
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#include "ltlast/allnodes.hh"
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#include <ostream>
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namespace spot
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{
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namespace ltl
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{
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class dotty_visitor : public const_visitor
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{
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public:
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typedef Sgi::hash_map<const formula*, int, ptr_hash<formula> > map;
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dotty_visitor(std::ostream& os, map& m)
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: os_(os), father_(-1), node_(m)
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{
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}
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virtual
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~dotty_visitor()
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{
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}
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void
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visit(const atomic_prop* ap)
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{
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draw_node_(ap, ap->name(), true);
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}
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void
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visit(const constant* c)
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{
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draw_node_(c, c->val_name(), true);
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}
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void
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visit(const binop* bo)
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{
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if (draw_node_(bo, bo->op_name()))
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{
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dotty_visitor v(*this);
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bo->first()->accept(v);
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bo->second()->accept(*this);
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}
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}
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void
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visit(const unop* uo)
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{
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if (draw_node_(uo, uo->op_name()))
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uo->child()->accept(*this);
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}
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void
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visit(const multop* mo)
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{
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if (!draw_node_(mo, mo->op_name()))
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return;
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unsigned max = mo->size();
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for (unsigned n = 0; n < max; ++n)
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{
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dotty_visitor v(*this);
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mo->nth(n)->accept(v);
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}
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}
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private:
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std::ostream& os_;
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int father_;
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map& node_;
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bool
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draw_node_(const formula* f, const std::string& str, bool rec = false)
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{
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map::iterator i = node_.find(f);
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int node;
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bool node_exists = false;
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if (i != node_.end())
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{
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node = i->second;
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node_exists = true;
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}
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else
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{
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node = node_.size();
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node_[f] = node;
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}
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// the link
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if (father_ >= 0)
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os_ << " " << father_ << " -> " << node << ";" << std::endl;
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father_ = node;
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// the node
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if (node_exists)
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return false;
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os_ << " " << node
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<< " [label=\"" << str << "\"";
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if (rec)
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os_ << ", shape=box";
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os_ << "];" << std::endl;
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return true;
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}
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};
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std::ostream&
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dotty(std::ostream& os, const formula* f)
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{
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dotty_visitor::map m;
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dotty_visitor v(os, m);
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os << "digraph G {" << std::endl;
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f->accept(v);
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os << "}" << std::endl;
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return os;
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}
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}
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}
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