-/*
- auto-plet-engraver.cc -- implement Auto_plet_engraver
-
+/*
+ tuplet-engraver.cc -- implement Tuplet_engraver
+
source file of the GNU LilyPond music typesetter
-
- (c) 1998--1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-
- */
-#include "tuplet-engraver.hh"
-#include "command-request.hh"
-#include "tuplet-spanner.hh"
-#include "note-column.hh"
-#include "compressed-music.hh"
+ (c) 1998--2008 Han-Wen Nienhuys <hanwen@xs4all.nl>
+*/
#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 "moment.hh"
+
+#include "translator.icc"
-bool
-Tuplet_engraver::do_try_music (Music *r)
+struct Tuplet_description
{
- if (Compressed_music * c = dynamic_cast<Compressed_music *> (r))
- {
- Music *el = c->element_l ();
- if (!dynamic_cast<Request_chord*> (el))
- {
- compressed_music_arr_.push (c);
- stop_moments_.push (now_mom () + c->length_mom ());
- }
- return true;
- }
- return false;
-}
+ Stream_event *event_;
+ Spanner *bracket_;
+ Spanner *number_;
-void
-Tuplet_engraver::do_process_requests ()
+ bool full_length_;
+ bool full_length_note_;
+ Moment stop_moment_;
+ Moment start_moment_;
+ Moment length_;
+
+ Tuplet_description ()
+ {
+ event_ = 0;
+ full_length_note_ = false;
+ full_length_ = false;
+ bracket_ = 0;
+ number_ = 0;
+ }
+};
+
+class Tuplet_engraver : public Engraver
{
- for (int i= started_span_p_arr_.size ();
- i < compressed_music_arr_.size (); i++)
- {
- Tuplet_spanner* glep = new Tuplet_spanner;
- started_span_p_arr_.push (glep);
- glep->number_str_ = to_str (compressed_music_arr_[i]->den_i_);
- announce_element (Score_element_info (glep, compressed_music_arr_ [i]));
- }
-}
+public:
+ TRANSLATOR_DECLARATIONS (Tuplet_engraver);
+
+protected:
+ vector<Tuplet_description> tuplets_;
+ vector<Tuplet_description> new_tuplets_;
+ vector<Tuplet_description> stopped_tuplets_;
+ vector<Spanner*> last_tuplets_;
+
+ DECLARE_ACKNOWLEDGER (note_column);
+ DECLARE_TRANSLATOR_LISTENER (tuplet_span);
+ virtual void finalize ();
+ void start_translation_timestep ();
+ void process_music ();
+};
+IMPLEMENT_TRANSLATOR_LISTENER (Tuplet_engraver, tuplet_span);
void
-Tuplet_engraver::acknowledge_element (Score_element_info i)
+Tuplet_engraver::listen_tuplet_span (Stream_event *ev)
{
- if (Note_column *nc = dynamic_cast<Note_column *> (i.elem_l_))
+ Direction dir = to_dir (ev->get_property ("span-direction"));
+ if (dir == START)
{
- for (int j =0; j <started_span_p_arr_.size (); j++)
- started_span_p_arr_[j]->add_column (nc);
+ Tuplet_description d;
+ d.event_ = ev;
+
+ d.length_ = robust_scm2moment (d.event_->get_property ("length"),
+ Moment (0));
+ d.start_moment_ = now_mom ();
+ d.stop_moment_ = now_mom () + d.length_;
+
+ for (vsize i=0; i < new_tuplets_.size (); i++)
+ {
+ /*
+ discard duplicates.
+ */
+ if (new_tuplets_[i].stop_moment_ == d.stop_moment_)
+ return;
+ }
+
+ new_tuplets_.push_back (d);
}
- else if (Beam *b = dynamic_cast<Beam *> (i.elem_l_))
+ else if (dir == STOP)
{
- for (int j = 0; j < started_span_p_arr_.size (); j++)
- started_span_p_arr_[j]->set_beam (b);
+ if (tuplets_.size ())
+ {
+ stopped_tuplets_.push_back (tuplets_.back ());
+ tuplets_.pop_back ();
+ }
+ else if (!to_boolean (get_property ("skipTypesetting")))
+ ev->origin ()->warning (_ ("No tuplet to end"));
}
+ else
+ ev->origin ()->programming_error ("direction tuplet-span-event_ invalid.");
}
void
-Tuplet_engraver::do_post_move_processing ()
+Tuplet_engraver::process_music ()
{
+ /*
+ This may happen if the end of a tuplet is part of a quoted voice.
+ */
Moment now = now_mom ();
- for (int i= started_span_p_arr_.size (); i--; )
+ for (vsize i = tuplets_.size (); i --; )
{
- if (now >= stop_moments_[i])
+ if (tuplets_[i].stop_moment_ == now)
{
- typeset_element (started_span_p_arr_[i]);
- started_span_p_arr_.del (i);
- stop_moments_.del(i);
- compressed_music_arr_.del(i);
+ stopped_tuplets_.push_back (tuplets_[i]);
+ tuplets_.erase (tuplets_.begin () + i);
}
}
+
+ for (vsize i = 0; i < stopped_tuplets_.size (); i++)
+ {
+ Spanner *bracket = stopped_tuplets_[i].bracket_;
+ Spanner *number = stopped_tuplets_[i].number_;
+ if (bracket)
+ {
+ if (stopped_tuplets_[i].full_length_)
+ {
+ Item *col =
+ unsmob_item (stopped_tuplets_[i].full_length_note_
+ ? get_property ("currentMusicalColumn")
+ : get_property ("currentCommandColumn"));
+
+ bracket->set_bound (RIGHT, col);
+ number->set_bound (RIGHT, col);
+ }
+ else if (!bracket->get_bound (RIGHT))
+ {
+ if (bracket->get_bound (LEFT))
+ {
+ bracket->set_bound (RIGHT,
+ bracket->get_bound (LEFT));
+ number->set_bound (RIGHT,
+ stopped_tuplets_[i].bracket_->get_bound (LEFT));
+ }
+ else
+ programming_error ("stopped tuplet bracket has left nor right bound.");
+ }
+ // todo: scrap last_tuplets_, use stopped_tuplets_ only.
+ // clear stopped_tuplets_ at start_translation_timestep
+ last_tuplets_.push_back (bracket);
+ last_tuplets_.push_back (number);
+ }
+ }
+ stopped_tuplets_.clear ();
+
+ concat (tuplets_, new_tuplets_);
+ new_tuplets_.clear ();
+ for (vsize j = tuplets_.size (); j > 0; j--)
+ {
+ /* i goes from size-1 downto 0, inclusively */
+ vsize i = j - 1;
+
+
+ if (tuplets_[i].bracket_)
+ continue;
+
+ tuplets_[i].full_length_ = to_boolean (get_property ("tupletFullLength"));
+ tuplets_[i].full_length_note_
+ = to_boolean (get_property ("tupletFullLengthNote"));
+
+ 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 ());
+ tuplets_[i].stop_moment_.grace_part_ = 0;
+
+
+ if (i + 1 < tuplets_.size () && 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::do_removal_processing ()
+Tuplet_engraver::acknowledge_note_column (Grob_info inf)
{
- for (int i=0; i < started_span_p_arr_.size (); i++)
- {
- typeset_element (started_span_p_arr_[i]);
- }
+ 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);
+ }
}
-ADD_THIS_TRANSLATOR(Tuplet_engraver);
+void
+Tuplet_engraver::start_translation_timestep ()
+{
+ last_tuplets_.clear ();
+ /*
+ May seem superfluous, but necessary for skipTypesetting.
+ */
+ new_tuplets_.clear ();
+}
+
+void
+Tuplet_engraver::finalize ()
+{
+ 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);
+ }
+}
+
+Tuplet_engraver::Tuplet_engraver ()
+{
+}
+
+ADD_ACKNOWLEDGER (Tuplet_engraver, note_column);
+ADD_TRANSLATOR (Tuplet_engraver,
+ /* doc */
+ "Catch tuplet events and generate appropriate bracket.",
+
+ /* create */
+ "TupletBracket "
+ "TupletNumber ",
+
+ /* read */
+ "tupletFullLength "
+ "tupletFullLengthNote ",
+ /* write */
+ ""
+ );
projects / lilypond.git / blobdiff