lily/lyric-performer.cc

   1 /*
   2   lyric-performer.cc -- implement Lyric_performer
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c)  1997--1998 Jan Nieuwenhuizen <janneke@gnu.org>
   7 */
   8
   9 #include "lyric-performer.hh"
  10 #include "text-def.hh"
  11 #include "musical-request.hh"
  12 #include "audio-item.hh"
  13
  14
  15
  16
  17 ADD_THIS_TRANSLATOR(Lyric_performer);
  18
  19 void
  20 Lyric_performer::do_print() const
  21 {
  22 #ifndef NPRINT
  23   if (lreq_arr_.size())
  24     lreq_arr_[0]->print();
  25 #endif
  26 }
  27
  28 void
  29 Lyric_performer::do_process_requests()
  30 {
  31   if (lreq_arr_.size() && lreq_arr_[0]->text_str_.length_i())
  32     play (new Audio_text (Audio_text::LYRIC, lreq_arr_[0]->text_str_));
  33   lreq_arr_.clear();
  34 }
  35
  36 bool
  37 Lyric_performer::do_try_music (Music* req_l)
  38 {
  39   if (Lyric_req *lr = dynamic_cast <Lyric_req *> (req_l))
  40     {
  41       lreq_arr_.push (lr);
  42       return true;
  43     }
  44   return false;
  45 }
  46