lily/performer-group-performer.cc

   1 /*
   2   performer-group-performer.cc -- implement Performer_group_performer
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 1996--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   7                Jan Nieuwenhuizen <janneke@gnu.org>
   8  */
   9
  10 #include "performer-group-performer.hh"
  11
  12 #include "audio-element.hh"
  13 #include "debug.hh"
  14
  15
  16 ADD_THIS_TRANSLATOR(Performer_group_performer);
  17
  18
  19 void
  20 Performer_group_performer::announce_element (Audio_element_info info)
  21 {
  22   announce_info_arr_.push (info);
  23   Performer::announce_element (info);
  24 }
  25
  26
  27
  28 void
  29 Performer_group_performer::do_announces()
  30 {
  31   for (SCM p = trans_group_list_; gh_pair_p (p); p =gh_cdr ( p))
  32     {
  33       Translator * t = unsmob_translator (gh_car (p));
  34       dynamic_cast<Performer_group_performer*> (t)->do_announces ();
  35     }
  36
  37   // debug
  38   int i = 0;
  39   do
  40   {
  41     i++;
  42     for (int j =0; j < announce_info_arr_.size(); j++)
  43       {
  44         Audio_element_info info = announce_info_arr_[j];
  45
  46         if (i > 10)
  47           {
  48             printf ("elt: %s\n",
  49                     classname (announce_info_arr_[j].elem_l_));
  50             announce_info_arr_.clear ();
  51           }
  52
  53           for (SCM p = simple_trans_list_; gh_pair_p (p); p = gh_cdr (p))
  54             {
  55               Translator * t = unsmob_translator (gh_car (p));
  56               Performer * eng = dynamic_cast<Performer*> (t);
  57               if (eng && eng!= info.origin_trans_l_)
  58                 eng->acknowledge_element (info);
  59             }
  60         }
  61       announce_info_arr_.clear ();
  62       for (SCM p = simple_trans_list_; gh_pair_p (p); p = gh_cdr ( p))
  63         {
  64           Translator * t = unsmob_translator (gh_car (p));
  65           Performer * eng = dynamic_cast<Performer*> (t);
  66           if (eng)
  67             eng->process_acknowledged ();
  68         }
  69     }
  70   while (announce_info_arr_.size ());
  71 }
  72
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