lily/staff-bracket.cc

   1 /*
   2   span-score-bar.cc -- implement Span_score_bar
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c)  1997--1998 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   7 */
   8
   9 #include "staff-bracket.hh"
  10 #include "atom.hh"
  11 #include "paper-def.hh"
  12 #include "lookup.hh"
  13 #include "main.hh"
  14
  15 Molecule
  16 Staff_bracket::get_bar_sym (Real dy) const
  17 {
  18   Atom a = lookup_l ()->vbracket (dy);
  19   a.translate_axis (- 1.33 * a.extent ().x ().length (), X_AXIS);
  20   return Molecule (a);
  21 }
  22
  23 Interval
  24 Staff_bracket::do_width() const
  25 {
  26   return Interval (0,0);
  27 }
  28
  29
  30 void
  31 Staff_bracket::do_post_processing ()
  32 {
  33   Span_score_bar::do_post_processing();
  34   Interval i = Span_score_bar::do_height ();
  35   // don't set bracket that spans less than one staff
  36   Real staffheight_f = paper ()->staffheight_f ();
  37   if (i.length () < 0.5 * staffheight_f)
  38     {
  39       transparent_b_ = true;
  40       set_empty (true);
  41     }
  42 }
  43
  44
  45
  46