(interface-doc): prune Grob

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

diff --git a/lily/staff-symbol.cc b/lily/staff-symbol.cc
index ab0c72b0d52e5dfa96e3da8a1c4ff7abe7208335..bb0a9674c05b4bb6e2e1fa93c0144868be28295a 100644 (file)
--- a/lily/staff-symbol.cc
+++ b/lily/staff-symbol.cc
@@ -122,8 +122,11 @@ Staff_symbol::get_ledger_line_thickness (Grob * me)
 
 
 ADD_INTERFACE (Staff_symbol,"staff-symbol-interface",
-  "This spanner draws the lines of a staff.  The center (i.e. middle line "
-"or space) is position 0. The length of the symbol may be set by hand "
-"through the @code{width} property. ",
+              "This spanner draws the lines of a staff. "
+              "A staff symbol definines a vertical unit, the staff space "
+              "Quantities that go by a half staff space are called positions "
+              "The center (i.e. middle line "
+              "or space) is position 0. The length of the symbol may be set by hand "
+              "through the @code{width} property. ",
               
   "ledger-line-thickness width staff-space thickness line-count");