Merge branch 'master' of git+ssh://jneem@git.sv.gnu.org/srv/git/lilypond

[lilypond.git] / lily / stem.cc

diff --git a/lily/stem.cc b/lily/stem.cc
index e155a0611e628b64657a09bf6a0f54241f5d80e0..7c369e4bb060c281d4aeaeb797eaf097c08e02bc 100644 (file)
--- a/lily/stem.cc
+++ b/lily/stem.cc
@@ -3,7 +3,7 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 1996--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  (c) 1996--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
   Jan Nieuwenhuizen <janneke@gnu.org>
 
   TODO: This is way too hairy
@@ -801,8 +801,16 @@ SCM
 Stem::offset_callback (SCM smob)
 {
   Grob *me = unsmob_grob (smob);
-  Real r = 0.0;
 
+  extract_grob_set (me, "rests", rests);
+  if (rests.size ())
+    {
+      Grob *rest = rests.back ();
+      Real r = rest->extent (rest, X_AXIS).center ();
+      return scm_from_double (r);
+    }
+
+  
   if (Grob *f = first_head (me))
     {
       Interval head_wid = f->extent (f, X_AXIS);
@@ -815,7 +823,7 @@ Stem::offset_callback (SCM smob)
 
       Direction d = get_grob_direction (me);
       Real real_attach = head_wid.linear_combination (d * attach);
-      r = real_attach;
+      Real r = real_attach;
 
       /* If not centered: correct for stem thickness.  */
       if (attach)
@@ -823,17 +831,11 @@ Stem::offset_callback (SCM smob)
          Real rule_thick = thickness (me);
          r += -d * rule_thick * 0.5;
        }
+      return scm_from_double (r);
     }
-  else
-    {
-      extract_grob_set (me, "rests", rests);
-      if (rests.size ())
-       {
-         Grob *rest = rests.back ();
-         r = rest->extent (rest, X_AXIS).center ();
-       }
-    }
-  return scm_from_double (r);
+
+  programming_error ("Weird stem.");
+  return scm_from_double (0.0);
 }
 
 Spanner *