lily/grob-info.cc

   1 /*
   2   grob-info.cc -- implement Grob_info
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 1997--2005 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   7 */
   8
   9 #include "grob-info.hh"
  10 #include "grob.hh"
  11 #include "music.hh"
  12 #include "translator-group.hh"
  13 #include "context.hh"
  14
  15
  16 Grob_info::Grob_info (Translator *t, Grob *g)
  17 {
  18   origin_trans_ = t;
  19   grob_ = g;
  20 }
  21
  22 Grob_info::Grob_info ()
  23 {
  24   grob_ = 0;
  25   origin_trans_ = 0;
  26 }
  27
  28 Music *
  29 Grob_info::music_cause ()
  30 {
  31   SCM cause = grob_->get_property ("cause");
  32   return unsmob_music (cause);
  33 }
  34
  35 Link_array<Context>
  36 Grob_info::origin_contexts (Translator *end) const
  37 {
  38   Context *t = origin_trans_->context ();
  39   Link_array<Context> r;
  40   do
  41     {
  42       r.push (t);
  43       t = t->get_parent_context ();
  44     }
  45   while (t && t != end->context ());
  46
  47   return r;
  48 }
  49
  50
  51 Context*
  52 Grob_info::context () const
  53 {
  54   return origin_trans_->context ();
  55 }
  56