2 time_signature-reg.cc -- implement Time_signature_engraver
4 source file of the GNU LilyPond music typesetter
6 (c) 1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
9 #include "time-signature-engraver.hh"
10 #include "time-signature.hh"
11 #include "command-request.hh"
12 #include "timing-engraver.hh"
13 #include "engraver-group-engraver.hh"
15 Time_signature_engraver::Time_signature_engraver()
21 Time_signature_engraver::do_process_music()
24 daddy_grav_l()->get_simple_translator ("Timing_engraver"); // ugh
28 warning (_ ("lost in time:"));
29 warning (_f ("Can't find: `%s'", " Timing_translator"));
33 Timing_engraver * timing_grav_l= dynamic_cast<Timing_engraver *> (result);
35 Time_signature_change_req *req = timing_grav_l->time_signature_req_l();
38 time_signature_p_ = new Time_signature;
39 time_signature_p_->set_elt_property ("fraction",
40 gh_cons (gh_int2scm (req->beats_i_),
41 gh_int2scm (req->one_beat_i_)));
42 time_signature_p_->set_elt_property ("break-aligned", SCM_BOOL_T);
46 if (time_signature_p_)
47 announce_element (Score_element_info (time_signature_p_, req));
51 Time_signature_engraver::do_pre_move_processing()
53 if (time_signature_p_)
55 typeset_element (time_signature_p_);
61 ADD_THIS_TRANSLATOR(Time_signature_engraver);