Run `make grand-replace'.

[lilypond.git] / lily / staff-symbol-referencer-scheme.cc

diff --git a/lily/staff-symbol-referencer-scheme.cc b/lily/staff-symbol-referencer-scheme.cc
index efa0fcd73d592b44e2887aaf9c1f19a9b418e74c..d58f5a50438967aea763bf80c13d8f7f3df1d4bf 100644 (file)
--- a/lily/staff-symbol-referencer-scheme.cc
+++ b/lily/staff-symbol-referencer-scheme.cc
@@ -3,7 +3,7 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 1999--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  (c) 1999--2008 Han-Wen Nienhuys <hanwen@xs4all.nl>
 */
 
 #include "grob.hh"
@@ -37,3 +37,13 @@ LY_DEFINE (ly_position_on_line_p, "ly:position-on-line?",
   bool on_line = st ? Staff_symbol::on_line (g, pos) : false;
   return scm_from_bool (on_line);
 }
+
+LY_DEFINE (ly_staff_symbol_line_thickness, "ly:staff-symbol-line-thickness",
+           1, 0, 0, (SCM grob),
+           "Returns the line-thickness of the staff associated with @var{grob}.")
+{
+  LY_ASSERT_SMOB (Grob, grob, 1);
+  Grob *g = unsmob_grob (grob);
+  Real thickness = Staff_symbol_referencer::line_thickness (g);
+  return scm_from_double (thickness);
+}