lily/tab-staff-symbol-engraver.cc

   1 /*
   2   tab-staff-symbol-engraver.cc -- implement Tab_staff_symbol_engraver
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 2005--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
   7 */
   8
   9 #include "engraver.hh"
  10 #include "spanner.hh"
  11
  12 class Tab_staff_symbol_engraver : public Engraver
  13 {
  14 public:
  15   TRANSLATOR_DECLARATIONS (Tab_staff_symbol_engraver);
  16 protected:
  17   DECLARE_ACKNOWLEDGER(staff_symbol);
  18 };
  19
  20 void
  21 Tab_staff_symbol_engraver::acknowledge_staff_symbol (Grob_info gi)
  22 {
  23   int k = scm_ilength (get_property ("stringTunings"));
  24   if (k >= 0)
  25     gi.grob ()->set_property ("line-count", scm_from_int (k));
  26 }
  27
  28 Tab_staff_symbol_engraver::Tab_staff_symbol_engraver ()
  29 {
  30 }
  31
  32 #include "translator.icc"
  33
  34 ADD_ACKNOWLEDGER (Tab_staff_symbol_engraver, staff_symbol);
  35 ADD_TRANSLATOR (Tab_staff_symbol_engraver,
  36                 /* doc */
  37                 "Create a staff-symbol, but look at "
  38                 "stringTunings for the number of lines. "
  39                 ,
  40                 /* create */ "StaffSymbol",
  41                 /* accept */ "staff-span-event",
  42                 /* read */ "stringTunings",
  43                 /* write */ "");