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 Atom
  16 Staff_bracket::get_bar_sym (Real dy) const
  17 {
  18   Atom a = lookup_l ()->vbracket (dy);
  19
  20   a.translate_axis (- 1.33 * a.extent ().x ().length (), X_AXIS);
  21   return a;
  22 }
  23
  24 Interval
  25 Staff_bracket::do_width() const
  26 {
  27   return Interval (0,0);
  28 }
  29
  30
  31 void
  32 Staff_bracket::do_post_processing ()
  33 {
  34   Span_score_bar::do_post_processing();
  35   Interval i = Span_score_bar::do_height ();
  36   // don't set bracket that spans less than one staff
  37   Real staffheight_f = paper ()->staffheight_f ();
  38   if (i.length () < 0.5 * staffheight_f)
  39     {
  40       transparent_b_ = true;
  41       set_empty (true);
  42     }
  43 }
  44
  45
  46
  47