lily/chord-name.cc

   1 /*
   2   chord-name.cc -- implement Chord_name
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 1999--2004 Jan Nieuwenhuizen <janneke@gnu.org>
   7 */
   8
   9 #include "chord-name.hh"
  10 #include "stencil.hh"
  11 #include "paper-def.hh"
  12 #include "font-interface.hh"
  13 #include "grob.hh"
  14 #include "paper-column.hh"
  15 #include "system.hh"
  16 #include "staff-symbol-referencer.hh"
  17 #include "text-item.hh"
  18
  19 MAKE_SCHEME_CALLBACK (Chord_name,after_line_breaking,1);
  20 SCM
  21 Chord_name::after_line_breaking (SCM smob)
  22 {
  23   Item* me = unsmob_item (smob);
  24   assert (me);
  25
  26   SCM s = me->get_property ("begin-of-line-visible");
  27   if (to_boolean (s))
  28     {
  29       if (Paper_column::get_rank (me->get_column ()) -
  30           me->get_system ()->spanned_rank_iv ()[LEFT] > 1)
  31         me->suicide ();
  32     }
  33   return SCM_UNSPECIFIED;
  34 }
  35
  36
  37 ADD_INTERFACE (Chord_name, "chord-name-interface",
  38   "A chord name.",
  39   "begin-of-line-visible");
  40