X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fmusic-wrapper.cc;h=adf510c2f8473eea6a8887c8046c7285721d6d42;hb=90e4d7057f3857da049dfda3d130017d4719bd6b;hp=3fc8d714c3502191a2f470f45892fd36950e6045;hpb=fc3e875d6bf06f0680e897faffdcab36ad975a03;p=lilypond.git

diff --git a/lily/music-wrapper.cc b/lily/music-wrapper.cc
index 3fc8d714c3..adf510c2f8 100644
--- a/lily/music-wrapper.cc
+++ b/lily/music-wrapper.cc
@@ -1,60 +1,47 @@
-/*   
-  music-wrapper.cc --  implement Music_wrapper
-  
-  source file of the GNU LilyPond music typesetter
-  
-  (c) 1998--2001 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-  
- */
-
-
-#include "music-wrapper.hh"
+/*
+  This file is part of LilyPond, the GNU music typesetter.
 
+  Copyright (C) 1998--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
+  LilyPond is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
 
+  LilyPond is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
 
-void
-Music_wrapper::transpose (Pitch p)
-{
-  if (element ())
-    element ()-> transpose (p);
-}
-
-
-Music_wrapper::Music_wrapper (SCM l)
-  : Music (l)
-{
-}
-
-Moment
-Music_wrapper::length_mom () const
-{
-  return element ()->length_mom ();
-}
+  You should have received a copy of the GNU General Public License
+  along with LilyPond.  If not, see <http://www.gnu.org/licenses/>.
+*/
 
-Pitch
-Music_wrapper::to_relative_octave (Pitch p)
-{
-  return element ()->to_relative_octave (p);
-}
+#include "music-wrapper.hh"
 
+#include "music.hh"
 
-Music*
-Music_wrapper::element () const
+MAKE_SCHEME_CALLBACK (Music_wrapper, start_callback, 1);
+SCM
+Music_wrapper::start_callback (SCM m)
 {
-  return unsmob_music (get_mus_property ("element"));
+  Music *me = unsmob<Music> (m);
+  Music *elt = unsmob<Music> (me->get_property ("element"));
+  if (elt)
+    return elt->start_mom ().smobbed_copy ();
+  else
+    return Moment ().smobbed_copy ();
 }
 
-void
-Music_wrapper::compress (Moment m)
+MAKE_SCHEME_CALLBACK (Music_wrapper, length_callback, 1);
+SCM
+Music_wrapper::length_callback (SCM m)
 {
-  element ()->compress (m);
+  Music *me = unsmob<Music> (m);
+  Music *elt = unsmob<Music> (me->get_property ("element"));
+  if (elt)
+    return elt->get_length ().smobbed_copy ();
+  else
+    return Moment (0).smobbed_copy ();
 }
 
-ADD_MUSIC (Music_wrapper);
-
-Music_wrapper::Music_wrapper ()
-  : Music (SCM_EOL)
-{
-  
-}