2 timing-grav.cc -- implement Timing_engraver
4 source file of the GNU LilyPond music typesetter
6 (c) 1997--2001 Han-Wen Nienhuys <hanwen@cs.uu.nl>
8 #include "translator-group.hh"
9 #include "command-request.hh"
10 #include "grob-info.hh"
11 #include "multi-measure-rest.hh"
12 #include "timing-translator.hh"
13 #include "engraver.hh"
18 class Timing_engraver
: public Timing_translator
, public Engraver
21 virtual void start_translation_timestep ();
22 virtual void stop_translation_timestep ();
23 virtual void process_music ();
25 VIRTUAL_COPY_CONS (Translator
);
28 ADD_THIS_TRANSLATOR (Timing_engraver
);
31 Timing_engraver::start_translation_timestep ()
33 Timing_translator::start_translation_timestep ();
35 SCM nonauto
= get_property ("barNonAuto");
37 SCM which
= get_property ("whichBar");
38 if (!gh_string_p (which
))
40 ? SCM_EOL
: ly_str02scm ("|");
42 if (!gh_string_p (which
) && !to_boolean (nonauto
))
44 SCM always
= get_property ("barAlways");
45 if (!measure_position ()
46 || (to_boolean (always
)))
48 /* should this work, or be junked? See input/bugs/no-bars.ly */
49 which
=get_property ("defaultBarType");
53 daddy_trans_l_
->set_property ("whichBar", which
);
57 Timing_engraver::stop_translation_timestep ()
59 Timing_translator::stop_translation_timestep ();
60 daddy_trans_l_
->set_property ("whichBar", SCM_EOL
);
65 ugh. Translator doesn't do process_music ().
68 Timing_engraver::process_music ()
70 Timing_translator::process_music ();