-/*
- plet-engraver.cc -- implement Tuplet_engraver
-
+/*
+ tuplet-engraver.cc -- implement Tuplet_engraver
+
source file of the GNU LilyPond music typesetter
-
- (c) 1998--2001 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-
- */
+ (c) 1998--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
+*/
-#include "command-request.hh"
-#include "tuplet-spanner.hh"
-#include "note-column.hh"
-#include "time-scaled-music.hh"
#include "beam.hh"
-#include "music-list.hh"
#include "engraver.hh"
+#include "international.hh"
+#include "note-column.hh"
#include "spanner.hh"
+#include "stream-event.hh"
+#include "tuplet-bracket.hh"
+#include "warn.hh"
+#include "item.hh"
+
+#include "translator.icc"
+
+struct Tuplet_description
+{
+ Stream_event *event_;
+ Spanner *bracket_;
+ Spanner *number_;
+
+ bool full_length_;
+ bool full_length_note_;
+
+ Tuplet_description ()
+ {
+ event_ = 0;
+ full_length_note_ = false;
+ full_length_ = false;
+ bracket_ = 0;
+ number_ = 0;
+ }
+};
class Tuplet_engraver : public Engraver
{
public:
- VIRTUAL_COPY_CONS(Translator);
+ TRANSLATOR_DECLARATIONS (Tuplet_engraver);
protected:
- Link_array<Time_scaled_music> time_scaled_music_arr_;
- /// when does the scaled music stop? Array order is synced with time_scaled_music_arr_
- Array<Moment> stop_moments_;
- /// when does the current spanner stop? Array order is synced with time_scaled_music_arr_
- Array<Moment> span_stop_moments_;
+ vector<Tuplet_description> tuplets_;
+ vector<Tuplet_description> new_tuplets_;
+ vector<Tuplet_description> stopped_tuplets_;
+ vector<Spanner*> last_tuplets_;
- /// The spanners. Array order is synced with time_scaled_music_arr_
- Link_array<Spanner> started_span_p_arr_;
-
+ DECLARE_ACKNOWLEDGER (note_column);
+ DECLARE_TRANSLATOR_LISTENER (tuplet_span);
virtual void finalize ();
- virtual void acknowledge_grob (Grob_info);
- virtual bool try_music (Music*r);
- virtual void start_translation_timestep ();
- virtual void create_grobs ();
+ void start_translation_timestep ();
+ void process_music ();
};
-bool
-Tuplet_engraver::try_music (Music *r)
+IMPLEMENT_TRANSLATOR_LISTENER (Tuplet_engraver, tuplet_span);
+void
+Tuplet_engraver::listen_tuplet_span (Stream_event *ev)
{
- if (Time_scaled_music * c = dynamic_cast<Time_scaled_music *> (r))
+ Direction dir = to_dir (ev->get_property ("span-direction"));
+ if (dir == START)
{
- Music *el = c->element ();
- if (!dynamic_cast<Request_chord*> (el))
- {
- time_scaled_music_arr_.push (c);
- Moment m = now_mom () + c->length_mom ();
- stop_moments_.push (m);
-
- SCM s = get_property ("tupletSpannerDuration");
- if (unsmob_moment(s))
- m = m <? (now_mom () + *unsmob_moment (s));
-
- span_stop_moments_.push (m);
- }
- return true;
+ Tuplet_description d;
+ d.event_ = ev;
+ new_tuplets_.push_back (d);
}
- return false;
+ else if (dir == STOP && tuplets_.size ())
+ {
+ stopped_tuplets_.push_back (tuplets_.back ());
+ tuplets_.pop_back ();
+ }
+ else
+ programming_error (_f ("direction of %s invalid: %d",
+ "tuplet-span-event", int (dir)));
}
void
-Tuplet_engraver::create_grobs ()
+Tuplet_engraver::process_music ()
{
- SCM v = get_property ("tupletInvisible");
- if (to_boolean (v))
- return;
+ for (vsize i = 0; i < stopped_tuplets_.size (); i++)
+ {
+ if (stopped_tuplets_[i].bracket_)
+ {
+ if (stopped_tuplets_[i].full_length_)
+ {
+ Item *col =
+ unsmob_item (stopped_tuplets_[i].full_length_note_
+ ? get_property ("currentMusicalColumn")
+ : get_property ("currentCommandColumn"));
+
+ stopped_tuplets_[i].bracket_->set_bound (RIGHT, col);
+ stopped_tuplets_[i].number_->set_bound (RIGHT, col);
+ }
+ else if (!stopped_tuplets_[i].bracket_->get_bound (RIGHT))
+ {
+ stopped_tuplets_[i].bracket_->set_bound (RIGHT,
+ stopped_tuplets_[i].bracket_->get_bound (LEFT));
+ stopped_tuplets_[i].number_->set_bound (RIGHT,
+ stopped_tuplets_[i].bracket_->get_bound (LEFT));
+ }
+ // todo: scrap last_tuplets_, use stopped_tuplets_ only.
+ // clear stopped_tuplets_ at start_translation_timestep
+ last_tuplets_.push_back (tuplets_[i].bracket_);
+ last_tuplets_.push_back (tuplets_[i].number_);
+ }
+ }
+ stopped_tuplets_.clear ();
- for (int i= 0; i < time_scaled_music_arr_.size (); i++)
+ concat (tuplets_, new_tuplets_);
+ new_tuplets_.clear ();
+ for (vsize j = tuplets_.size (); j > 0; j--)
{
- if (i < started_span_p_arr_.size () && started_span_p_arr_[i])
+ /* i goes from size-1 downto 0, inclusively */
+ vsize i = j - 1;
+
+
+ if (tuplets_[i].bracket_)
continue;
- Spanner* glep = new Spanner (get_property ("TupletBracket"));
- Tuplet_bracket::set_interface (glep);
- if (i >= started_span_p_arr_.size ())
- started_span_p_arr_.push (glep);
- else
- started_span_p_arr_[i] = glep;
+ tuplets_[i].full_length_ = to_boolean (get_property ("tupletFullLength"));
+ tuplets_[i].full_length_note_
+ = to_boolean (get_property ("tupletFullLengthNote"));
-
- SCM proc = get_property ("tupletNumberFormatFunction");
- if (gh_procedure_p( proc))
- {
- SCM t = gh_apply (proc, gh_list (time_scaled_music_arr_[i]->self_scm (), SCM_UNDEFINED));
- glep->set_grob_property ("text", t);
- }
+ tuplets_[i].bracket_ = make_spanner ("TupletBracket",
+ tuplets_[i].event_->self_scm ());
+ tuplets_[i].number_ = make_spanner ("TupletNumber",
+ tuplets_[i].event_->self_scm ());
+ tuplets_[i].number_->set_object ("bracket", tuplets_[i].bracket_->self_scm ());
+ tuplets_[i].bracket_->set_object ("tuplet-number", tuplets_[i].number_->self_scm ());
- announce_grob (glep, time_scaled_music_arr_ [i]);
+ if (i < tuplets_.size () - 1 && tuplets_[i + 1].bracket_)
+ Tuplet_bracket::add_tuplet_bracket (tuplets_[i].bracket_, tuplets_[i + 1].bracket_);
+
+ if (i > 0 && tuplets_[i - 1].bracket_)
+ Tuplet_bracket::add_tuplet_bracket (tuplets_[i - 1].bracket_, tuplets_[i].bracket_);
+
}
}
void
-Tuplet_engraver::acknowledge_grob (Grob_info i)
+Tuplet_engraver::acknowledge_note_column (Grob_info inf)
{
- bool grace= to_boolean (i.elem_l_->get_grob_property ("grace"));
- SCM wg = get_property ("weAreGraceContext");
- bool wgb = to_boolean (wg);
- if (grace != wgb)
- return;
-
- if (Note_column::has_interface(i.elem_l_))
- {
- for (int j =0; j <started_span_p_arr_.size (); j++)
- if (started_span_p_arr_[j])
- Tuplet_bracket::add_column (started_span_p_arr_[j], dynamic_cast<Item*>(i.elem_l_));
- }
- else if (Beam::has_interface (i.elem_l_))
- {
- for (int j = 0; j < started_span_p_arr_.size (); j++)
- if (started_span_p_arr_[j])
- Tuplet_bracket::add_beam (started_span_p_arr_[j],i.elem_l_);
- }
+ for (vsize j = 0; j < tuplets_.size (); j++)
+ if (tuplets_[j].bracket_)
+ {
+ Item *i = dynamic_cast<Item *> (inf.grob ());
+ Tuplet_bracket::add_column (tuplets_[j].bracket_, i);
+ add_bound_item (tuplets_[j].number_, i);
+ }
}
void
Tuplet_engraver::start_translation_timestep ()
{
- Moment now = now_mom ();
-
- Moment tsd;
- SCM s = get_property ("tupletSpannerDuration");
- if (unsmob_moment (s))
- tsd = *unsmob_moment (s);
-
- for (int i= started_span_p_arr_.size (); i--; )
- {
- if (now >= span_stop_moments_[i])
- {
- if (started_span_p_arr_[i])
- {
- typeset_grob (started_span_p_arr_[i]);
- started_span_p_arr_[i] =0;
- }
-
- if (tsd)
- span_stop_moments_[i] += tsd;
- }
-
- if (now >= stop_moments_[i])
- {
- started_span_p_arr_.del (i);
- stop_moments_.del(i);
- span_stop_moments_.del (i);
- time_scaled_music_arr_.del(i);
- }
- }
+ last_tuplets_.clear ();
}
void
Tuplet_engraver::finalize ()
{
- for (int i=0; i < started_span_p_arr_.size (); i++)
- {
- if (started_span_p_arr_[i])
- typeset_grob (started_span_p_arr_[i]);
- }
+ if (to_boolean (get_property ("tupletFullLength")))
+ for (vsize i = 0; i < last_tuplets_.size (); i++)
+ {
+ Item *col = unsmob_item (get_property ("currentCommandColumn"));
+ last_tuplets_[i]->set_bound (RIGHT, col);
+ }
}
-ADD_THIS_TRANSLATOR(Tuplet_engraver);
-
+Tuplet_engraver::Tuplet_engraver ()
+{
+}
+ADD_ACKNOWLEDGER (Tuplet_engraver, note_column);
+ADD_TRANSLATOR (Tuplet_engraver,
+ /* doc */ "Catch TupletSpannerEvent and generate appropriate bracket ",
+ /* create */
+ "TupletBracket "
+ "TupletNumber ",
+ /* read */
+ "tupletFullLength "
+ "tupletFullLengthNote ",
+ /* write */ "");
projects / lilypond.git / blobdiff