X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Ftweak-engraver.cc;h=d6fb7855224349f018e762cc23aea1c13ed6cc14;hb=c2489f8f9f47b1740b361366c0b317a799c3a090;hp=1879697bc34a7b5e51d0e852563ede377ac3a3ed;hpb=ecf2b5e9dcfa7654803fb0050d7127e0ec7fd934;p=lilypond.git

diff --git a/lily/tweak-engraver.cc b/lily/tweak-engraver.cc
index 1879697bc3..d6fb785522 100644
--- a/lily/tweak-engraver.cc
+++ b/lily/tweak-engraver.cc
@@ -1,10 +1,21 @@
 /*
-  tweak-engraver.cc -- implement Tweak_engraver
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the GNU LilyPond music typesetter
+  Copyright (C) 2005--2012 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
-  (c) 2005--2007 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.
+
+  You should have received a copy of the GNU General Public License
+  along with LilyPond.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #include "engraver.hh"
@@ -28,28 +39,41 @@ Tweak_engraver::Tweak_engraver ()
 void
 Tweak_engraver::acknowledge_grob (Grob_info info)
 {
-  if (Stream_event *ev = info.event_cause ())
+  Stream_event *ev = info.event_cause ();
+  bool direct = ev;
+  SCM grobname = SCM_UNDEFINED;
+  if (!direct)
+    ev = info.ultimate_event_cause ();
+  if (ev)
     {
       for (SCM s = ev->get_property ("tweaks");
-	   scm_is_pair (s); s = scm_cdr (s))
-	{
-	  info.grob ()->set_property (scm_caar (s), scm_cdar (s));
-	}
+           scm_is_pair (s); s = scm_cdr (s))
+        {
+          if (scm_is_pair (scm_caar (s)))
+            {
+              if (SCM_UNBNDP (grobname))
+                grobname = scm_from_locale_symbol (info.grob ()->name ().c_str ());
+              if (scm_is_eq (scm_caaar (s), grobname))
+                info.grob ()->set_property (scm_cdaar (s), scm_cdar (s));
+            }
+          else if (direct)
+            info.grob ()->set_property (scm_caar (s), scm_cdar (s));
+        }
     }
 }
 
 ADD_ACKNOWLEDGER (Tweak_engraver, grob);
 ADD_TRANSLATOR (Tweak_engraver,
-		/* doc */
-		"Read the @code{tweaks} property from the originating event,"
-		" and set properties.",
-		
-		/* create */
-		"",
-
-		/* read */
-		"",
-
-		/* write */
-		""
-		);
+                /* doc */
+                "Read the @code{tweaks} property from the originating event,"
+                " and set properties.",
+
+                /* create */
+                "",
+
+                /* read */
+                "",
+
+                /* write */
+                ""
+               );