rlgen-dot/gvdotgen.h

   1 /*
   2  *  Copyright 2001-2007 Adrian Thurston <thurston@cs.queensu.ca>
   3  */
   4
   5 /*  This file is part of Ragel.
   6  *
   7  *  Ragel is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License as published by
   9  *  the Free Software Foundation; either version 2 of the License, or
  10  *  (at your option) any later version.
  11  *
  12  *  Ragel is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *  GNU General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU General Public License
  18  *  along with Ragel; if not, write to the Free Software
  19  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  */
  21
  22 #ifndef _GVDOTGEN_H
  23 #define _GVDOTGEN_H
  24
  25 #include <iostream>
  26 #include "gendata.h"
  27
  28 class GraphvizDotGen : public CodeGenData
  29 {
  30 public:
  31         GraphvizDotGen( ostream &out ) : CodeGenData(out) { }
  32
  33         /* Print an fsm to out stream. */
  34         void writeTransList( RedStateAp *state );
  35         void writeDotFile( );
  36
  37         virtual void finishRagelDef();
  38         virtual void writeStatement( GenInputLoc &, int, char ** );
  39
  40 private:
  41         /* Writing labels and actions. */
  42         std::ostream &ONCHAR( Key lowKey, Key highKey );
  43         std::ostream &TRANS_ACTION( RedStateAp *fromState, RedTransAp *trans );
  44         std::ostream &ACTION( RedAction *action );
  45         std::ostream &KEY( Key key );
  46 };
  47
  48
  49 #endif /* _GVDOTGEN_H */