X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Frelative-octave-music.cc;h=8d677c425b6b30ff3d43d64548fb06fb44e1ebc2;hb=56729bd15daeed28924b2d8bf322a1638332e80d;hp=33a85917bc5e524c2131a9535b97cdeb60050a85;hpb=07a5ed85c189a97d04c550679826dfc5eca2eb18;p=lilypond.git

diff --git a/lily/relative-octave-music.cc b/lily/relative-octave-music.cc
index 33a85917bc..8d677c425b 100644
--- a/lily/relative-octave-music.cc
+++ b/lily/relative-octave-music.cc
@@ -1,28 +1,49 @@
-/*   
-  relative-music.cc --  implement Relative_octave_music
-  
+/*
+  relative-music.cc -- implement Relative_octave_music
+
   source file of the GNU LilyPond music typesetter
-  
-  (c) 1998--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-  
- */
 
-#include "relative-music.hh"
-#include "debug.hh"
+  (c) 1998--2008 Han-Wen Nienhuys <hanwen@xs4all.nl>
+*/
 
-Pitch
-Relative_octave_music::to_relative_octave (Pitch)
-{
-  return * unsmob_pitch (get_mus_property ("last-pitch"));
-}
+#include "music.hh"
+#include "warn.hh"
+#include "program-option.hh"
 
+class Relative_octave_music
+{
+public:
+  DECLARE_SCHEME_CALLBACK (relative_callback, (SCM, SCM));
+  DECLARE_SCHEME_CALLBACK (no_relative_callback, (SCM, SCM));
+};
 
-Relative_octave_music::Relative_octave_music(Music*p,Pitch def)
-  : Music_wrapper (p)
+MAKE_SCHEME_CALLBACK (Relative_octave_music, no_relative_callback, 2)
+  SCM
+Relative_octave_music::no_relative_callback (SCM /* music */,
+					     SCM pitch)
 {
-  set_mus_property ("last-pitch", element ()->to_relative_octave (def).smobbed_copy ());
-  set_mus_property ("type", ly_symbol2scm ("relative-octave-music"));  
+  return pitch;
 }
 
+MAKE_SCHEME_CALLBACK (Relative_octave_music, relative_callback, 2)
+  SCM
+Relative_octave_music::relative_callback (SCM music, SCM pitch)
+{
+  Music *me = unsmob_music (music);
+  if (lily_1_8_relative)
+    {
+      lily_1_8_compatibility_used = true;
+      /*  last-pitch should be junked some time, when
+	  we ditch 1.8 compat too.
+
+	  When you do, B should start where A left off.
 
+	  \relative { A \relative { ...} B }  */
+      SCM last_pitch = me->get_property ("last-pitch");
+      Pitch *ptr = unsmob_pitch (last_pitch);
+      return (ptr) ? last_pitch : pitch;
+    }
+  else
+    return pitch;
+}