lily/context-specced-music-iterator.cc

   1 /*
   2 context-specced-music-iterator.cc --  implement
   3
   4 source file of the GNU LilyPond music typesetter
   5
   6 (c) 2002--2003 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   7
   8  */
   9
  10 #include "music-wrapper-iterator.hh"
  11 #include "translator-group.hh"
  12
  13 class Context_specced_music_iterator : public Music_wrapper_iterator
  14 {
  15 public:
  16   VIRTUAL_COPY_CONS(Music_iterator);
  17   DECLARE_SCHEME_CALLBACK(constructor,());
  18   virtual void construct_children ();
  19 };
  20
  21 void
  22 Context_specced_music_iterator::construct_children ()
  23 {
  24   SCM ct = get_music ()->get_mus_property ("context-type");
  25   String c_type;
  26   if (gh_string_p (ct))
  27     c_type =  ly_scm2string (ct);
  28
  29   String c_id;
  30   SCM ci = get_music ()->get_mus_property ("context-id");
  31   if (gh_string_p (ci))
  32     c_id = ly_scm2string (ci);
  33
  34   Translator_group* a
  35     =report_to ()->find_create_translator (c_type, c_id);
  36
  37   set_translator (a);
  38
  39   Music_wrapper_iterator::construct_children();
  40 }
  41 IMPLEMENT_CTOR_CALLBACK(Context_specced_music_iterator);