Fix a cyclic dependency.

[lilypond.git] / lily / rest.cc

diff --git a/lily/rest.cc b/lily/rest.cc
index da13f6cdbc599cc6ff458380f3890f586fd6010a..53387664b5b33708393ba2b3d9f966b007e220ed 100644 (file)
--- a/lily/rest.cc
+++ b/lily/rest.cc
@@ -1,9 +1,20 @@
 /*
-  rest.cc -- implement Rest
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the GNU LilyPond music typesetter
+  Copyright (C) 1997--2010 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
-  (c) 1997--2008 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 "rest.hh"
@@ -150,6 +161,21 @@ Rest::brew_internal_stencil (Grob *me, bool ledgered)
   return out.smobbed_copy ();
 }
 
+/**
+   translate the rest vertically by amount DY, but only if
+   it doesn't have staff-position set.
+*/
+void
+Rest::translate (Grob *me, int dy)
+{
+  if (!scm_is_number (me->get_property ("staff-position")))
+    {
+      me->translate_axis (dy * Staff_symbol_referencer::staff_space (me) / 2.0, Y_AXIS);
+      Grob *p = me->get_parent (Y_AXIS);
+      p->flush_extent_cache (Y_AXIS);
+    }
+}
+
 SCM
 Rest::print (SCM smob)
 {
@@ -193,11 +219,10 @@ Rest::generic_extent_callback (Grob *me, Axis a)
 
 MAKE_SCHEME_CALLBACK (Rest, pure_height, 3);
 SCM
-Rest::pure_height (SCM smob, SCM start, SCM end)
+Rest::pure_height (SCM smob,
+                  SCM /* start */,
+                  SCM /* end */)
 {
-  (void) start;
-  (void) end;
-  
   Grob *me = unsmob_grob (smob);
   SCM m = brew_internal_stencil (me, false);
   return ly_interval2scm (unsmob_stencil (m)->extent (Y_AXIS));