-/*
- music-sequence.cc -- implement Music_sequence
-
- source file of the GNU LilyPond music typesetter
-
- (c) 1998--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+/*
+ This file is part of LilyPond, the GNU music typesetter.
+
+ Copyright (C) 1998--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
+
+ LilyPond is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ LilyPond is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
*/
-#include "music-list.hh"
+#include "music-sequence.hh"
+
#include "warn.hh"
-#include "pitch.hh"
+#include "program-option.hh"
+#include "duration.hh"
+#include "moment.hh"
+#include "music.hh"
#include "input.hh"
-Music_sequence::Music_sequence (SCM x)
- : Music (x)
-{
-}
-
-SCM
-Music_sequence::music_list () const
-{
- return get_property ("elements");
-}
-
void
transpose_music_list (SCM lst, Pitch rq)
{
- for (SCM s = lst; scm_is_pair (s); s = scm_cdr (s))
- unsmob_music (scm_car (s))->transpose (rq);
+ for (SCM s = lst; scm_is_pair (s); s = scm_cdr (s))
+ Music::unsmob (scm_car (s))->transpose (rq);
}
Moment
-Music_sequence::cumulative_length (SCM l)
+Music_sequence::cumulative_length (SCM l)
{
Moment cumulative;
- Moment last_len;
+ Moment last_len;
- for (SCM s = l; scm_is_pair (s); s = scm_cdr (s))
+ for (SCM s = l; scm_is_pair (s); s = scm_cdr (s))
{
- Moment l = unsmob_music (scm_car (s))->get_length ();
+ Moment l = Music::unsmob (scm_car (s))->get_length ();
if (last_len.grace_part_ && l.main_part_)
- {
- last_len.grace_part_ = Rational (0);
- }
+ last_len.grace_part_ = Rational (0);
cumulative += last_len;
last_len = l;
}
last_len.grace_part_ = Rational (0);
cumulative += last_len;
- return cumulative;
+ return cumulative;
}
Moment
Music_sequence::maximum_length (SCM l)
{
Moment dur = 0;
- for (SCM s = l; scm_is_pair (s); s = scm_cdr (s))
+ for (SCM s = l; scm_is_pair (s); s = scm_cdr (s))
{
- Music * m = unsmob_music (scm_car (s));
- Moment l = m->get_length ();
- dur = dur >? l;
+ Music *m = Music::unsmob (scm_car (s));
+ if (!m)
+ programming_error ("Music sequence should have music elements");
+ else
+ {
+ Moment l = m->get_length ();
+ dur = max (dur, l);
+ }
}
return dur;
}
-MAKE_SCHEME_CALLBACK(Music_sequence,maximum_length_callback,1);
+MAKE_SCHEME_CALLBACK (Music_sequence, maximum_length_callback, 1);
SCM
Music_sequence::maximum_length_callback (SCM m)
{
- Music* me = unsmob_music (m);
- return maximum_length (me->get_property ("elements")).smobbed_copy();
+ Music *me = Music::unsmob (m);
+ return maximum_length (me->get_property ("elements")).smobbed_copy ();
+}
+
+MAKE_SCHEME_CALLBACK (Music_sequence, event_chord_length_callback, 1);
+SCM
+Music_sequence::event_chord_length_callback (SCM m)
+{
+ Music *me = Music::unsmob (m);
+ Duration *d = Duration::unsmob (me->get_property ("duration"));
+ // Preset duration is used in chord repetitions.
+ if (d)
+ {
+ Moment mom = d->get_length ();
+ return mom.smobbed_copy ();
+ }
+ return maximum_length (me->get_property ("elements")).smobbed_copy ();
}
-MAKE_SCHEME_CALLBACK(Music_sequence,cumulative_length_callback,1);
+MAKE_SCHEME_CALLBACK (Music_sequence, cumulative_length_callback, 1);
SCM
Music_sequence::cumulative_length_callback (SCM m)
{
- Music* me = unsmob_music (m);
- return cumulative_length (me->get_property ("elements")).smobbed_copy();
+ Music *me = Music::unsmob (m);
+ return cumulative_length (me->get_property ("elements")).smobbed_copy ();
+}
+
+MAKE_SCHEME_CALLBACK (Music_sequence, minimum_start_callback, 1);
+SCM
+Music_sequence::minimum_start_callback (SCM m)
+{
+ Music *me = Music::unsmob (m);
+ return minimum_start (me->get_property ("elements")).smobbed_copy ();
+}
+
+MAKE_SCHEME_CALLBACK (Music_sequence, first_start_callback, 1);
+SCM
+Music_sequence::first_start_callback (SCM m)
+{
+ Music *me = Music::unsmob (m);
+ return first_start (me->get_property ("elements")).smobbed_copy ();
}
Pitch
-music_list_to_relative (SCM l,Pitch p, bool ret_first)
+music_list_to_relative (SCM l, Pitch p, bool ret_first)
{
Pitch first = p;
int count = 0;
Pitch last = p;
- for (SCM s = l; scm_is_pair (s); s = scm_cdr (s))
+ for (SCM s = l; scm_is_pair (s); s = scm_cdr (s))
{
- if (Music *m = unsmob_music (scm_car (s)))
- {
- last = m->to_relative_octave (last);
- if (!count ++)
- first = last;
- }
+ if (Music *m = Music::unsmob (scm_car (s)))
+ {
+ last = m->to_relative_octave (last);
+ if (!count++)
+ first = last;
+ }
}
- return (ret_first)? first : last;
+ return (ret_first) ? first : last;
}
-
void
compress_music_list (SCM l, Moment m)
{
- for (SCM s = l; scm_is_pair (s); s = scm_cdr (s))
- unsmob_music (scm_car (s))->compress (m);
+ for (SCM s = l; scm_is_pair (s); s = scm_cdr (s))
+ Music::unsmob (scm_car (s))->compress (m);
}
-ADD_MUSIC (Music_sequence);
-
Moment
Music_sequence::minimum_start (SCM l)
{
Moment m;
-
- for (SCM s = l; scm_is_pair (s); s = scm_cdr (s))
- {
- m = m <? unsmob_music (scm_car (s))->start_mom ();
- }
+
+ for (SCM s = l; scm_is_pair (s); s = scm_cdr (s))
+ m = min (m, Music::unsmob (scm_car (s))->start_mom ());
return m;
}
Moment
-Music_sequence::first_start (SCM l)
+Music_sequence::first_start (SCM l)
{
- Moment m;
-
- for (SCM s = l; scm_is_pair (s); s = scm_cdr (s))
+
+ for (SCM s = l; scm_is_pair (s); s = scm_cdr (s))
{
- Music * mus = unsmob_music (scm_car (s));
- Moment l = mus->get_length ();
- Moment s = mus->start_mom ();
- if (l.to_bool () || s.to_bool ())
- return s;
+ Music *mus = Music::unsmob (scm_car (s));
+ Moment start = mus->start_mom ();
+ if (mus->get_length ().to_bool () || start.to_bool ())
+ return start;
}
- return m;
+ return Moment ();
}
+MAKE_SCHEME_CALLBACK (Music_sequence, simultaneous_relative_callback, 2);
+SCM
+Music_sequence::simultaneous_relative_callback (SCM music, SCM pitch)
+{
+ Music *me = Music::unsmob (music);
+ Pitch p = *Pitch::unsmob (pitch);
+ return music_list_to_relative (me->get_property ("elements"),
+ p, false).smobbed_copy ();
+}
+MAKE_SCHEME_CALLBACK (Music_sequence, event_chord_relative_callback, 2);
+SCM
+Music_sequence::event_chord_relative_callback (SCM music, SCM pitch)
+{
+ Music *me = Music::unsmob (music);
+ Pitch p = *Pitch::unsmob (pitch);
+ return music_list_to_relative (me->get_property ("elements"),
+ p, true).smobbed_copy ();
+}
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