lily/audio-staff.cc

   1 /*
   2   This file is part of LilyPond, the GNU music typesetter.
   3
   4   Copyright (C) 1997--2011 Jan Nieuwenhuizen <janneke@gnu.org>
   5
   6   LilyPond 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 3 of the License, or
   9   (at your option) any later version.
  10
  11   LilyPond 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 LilyPond.  If not, see <http://www.gnu.org/licenses/>.
  18 */
  19
  20 #include "audio-staff.hh"
  21
  22 #include "midi-chunk.hh"
  23 #include "midi-stream.hh"
  24 #include "midi-walker.hh"
  25
  26 void
  27 Audio_staff::add_audio_item (Audio_item *l)
  28 {
  29   audio_items_.push_back (l);
  30 }
  31
  32 Audio_staff::Audio_staff ()
  33 {
  34   channel_ = -1;
  35 }
  36
  37 void
  38 Audio_staff::output (Midi_stream &midi_stream, int channel)
  39 {
  40   Midi_track midi_track;
  41   midi_track.number_ = channel;
  42
  43   Midi_walker i (this, &midi_track, channel);
  44   for (; i.ok (); i++)
  45     i.process ();
  46
  47   i.finalize ();
  48
  49   midi_stream.write (midi_track);
  50 }
  51