interpreter/preprocessor/faust-0.9.47mr3/compiler/headers/ppsig.hh

   1 /************************************************************************
   2  ************************************************************************
   3     FAUST compiler
   4         Copyright (C) 2003-2004 GRAME, Centre National de Creation Musicale
   5     ---------------------------------------------------------------------
   6     This program is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     This program is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with this program; if not, write to the Free Software
  18     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19  ************************************************************************
  20  ************************************************************************/
  21
  22
  23
  24 #ifndef _PPSIG_H
  25 #define _PPSIG_H
  26
  27 /**********************************************************************
  28                         - ppsig.h : pretty print signals expressions (projet FAUST) -
  29
  30
  31                 Historique :
  32                 -----------
  33                 05-07-2006  first implementation  (yo)
  34
  35 ***********************************************************************/
  36
  37 #include <iostream>
  38 #include <sstream>
  39 #include "signals.hh"
  40
  41 using namespace std;
  42
  43 //void          fppbox (FILE* fout, Tree box, int priority=0);
  44
  45 // box pretty printer.
  46 // usage : out << boxpp(aBoxExp);
  47
  48 class ppsig
  49 {
  50         Tree    sig;
  51         Tree    fEnv;           ///< recursive environment stack
  52         int             fPriority;      ///< priority context
  53         bool    fHideRecursion;         ///<
  54 public:
  55         ppsig(Tree s) : sig(s), fEnv(nil), fPriority(0), fHideRecursion(false)  {}
  56         ostream& print (ostream& fout) const;
  57
  58 private:
  59         ppsig(Tree s, Tree env, int priority=0) : sig(s), fEnv(env), fPriority(priority), fHideRecursion(false) {}
  60         ostream& printinfix (ostream& fout, const string& opname, int priority, Tree x, Tree y) const;
  61         ostream& printfun (ostream& fout, const string& funame, Tree x) const;
  62         ostream& printfun (ostream& fout, const string& funame, Tree x, Tree y) const;
  63         ostream& printfun (ostream& fout, const string& funame, Tree x, Tree y, Tree z) const;
  64     ostream& printfun (ostream& fout, const string& funame, Tree x, Tree y, Tree z, Tree zz) const;
  65     ostream& printfun (ostream& fout, const string& funame, Tree x, Tree y, Tree z, Tree z2, Tree z3) const;
  66     ostream& printout (ostream& fout, int i, Tree x) const;
  67         ostream& printlist (ostream& fout, Tree largs) const;
  68         ostream& printff (ostream& fout, Tree ff, Tree largs) const;
  69         ostream& printrec (ostream& fout, Tree var, Tree lexp, bool hide) const;
  70         ostream& printrec (ostream& fout, Tree lexp, bool hide) const;
  71         ostream& printextended (ostream& fout, Tree sig) const;
  72         ostream& printui (ostream& fout, const string& funame, Tree label) const;
  73         ostream& printui (ostream& fout, const string& funame, Tree label, Tree lo, Tree hi, Tree step) const;
  74         ostream& printui (ostream& fout, const string& funame, Tree label, Tree cur, Tree lo, Tree hi, Tree step) const;
  75         ostream& printlabel (ostream& fout, Tree pathname) const;
  76         ostream& printFixDelay (ostream& fout, Tree exp, Tree delay) const;
  77
  78 };
  79
  80 inline ostream& operator << (ostream& file, const ppsig& pp) { return pp.print(file); }
  81
  82 #endif