/*
- pitched-trill-engraver.cc -- implement Pitched_trill_engraver
+ This file is part of LilyPond, the GNU music typesetter.
- source file of the GNU LilyPond music typesetter
+ Copyright (C) 2005--2014 Han-Wen Nienhuys <hanwen@xs4all.nl>
- (c) 2005 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 "engraver.hh"
-#include "dots.hh"
-#include "pointer-group-interface.hh"
#include "axis-group-interface.hh"
#include "context.hh"
-#include "note-head.hh"
+#include "dots.hh"
#include "item.hh"
+#include "note-head.hh"
+#include "pitch.hh"
+#include "pointer-group-interface.hh"
#include "side-position-interface.hh"
-#include "pitch.hh"
+#include "stream-event.hh"
#include "warn.hh"
class Pitched_trill_engraver : public Engraver
{
-
public:
- TRANSLATOR_DECLARATIONS(Pitched_trill_engraver);
-
+ TRANSLATOR_DECLARATIONS (Pitched_trill_engraver);
+
protected:
-
- DECLARE_ACKNOWLEDGER( note_head);
- DECLARE_ACKNOWLEDGER( dots);
- DECLARE_ACKNOWLEDGER( text_spanner);
- PRECOMPUTED_VIRTUAL void process_music ();
- virtual bool try_music (Music*);
- PRECOMPUTED_VIRTUAL void stop_translation_timestep ();
+ DECLARE_ACKNOWLEDGER (note_head);
+ DECLARE_ACKNOWLEDGER (dots);
+ DECLARE_ACKNOWLEDGER (stem);
+ DECLARE_ACKNOWLEDGER (flag);
+ DECLARE_ACKNOWLEDGER (trill_spanner);
+ void stop_translation_timestep ();
+
private:
Item *trill_head_;
Item *trill_group_;
Item *trill_accidental_;
- Link_array<Grob> heads_;
+ vector<Grob *> heads_;
- void make_trill (Music *);
+ void make_trill (Stream_event *);
};
-
Pitched_trill_engraver::Pitched_trill_engraver ()
{
trill_head_ = 0;
void
Pitched_trill_engraver::acknowledge_dots (Grob_info info)
{
- heads_.push (info.grob ());
+ heads_.push_back (info.grob ());
+}
+void
+Pitched_trill_engraver::acknowledge_stem (Grob_info info)
+{
+ heads_.push_back (info.grob ());
+}
+void
+Pitched_trill_engraver::acknowledge_flag (Grob_info info)
+{
+ heads_.push_back (info.grob ());
}
void
Pitched_trill_engraver::acknowledge_note_head (Grob_info info)
{
- heads_.push (info.grob ());
+ heads_.push_back (info.grob ());
}
-
+
void
-Pitched_trill_engraver::acknowledge_text_spanner (Grob_info info)
+Pitched_trill_engraver::acknowledge_trill_spanner (Grob_info info)
{
- Music *mus = info.music_cause ();
- if (mus
- && mus->is_mus_type ("trill-span-event")
- && to_dir (mus->get_property ("span-direction")) == START
- && unsmob_pitch (mus->get_property ("trill-pitch")))
- {
- make_trill (mus);
- }
+ Stream_event *ev = info.event_cause ();
+ if (ev
+ && ev->in_event_class ("trill-span-event")
+ && to_dir (ev->get_property ("span-direction")) == START
+ && unsmob_pitch (ev->get_property ("pitch")))
+ make_trill (ev);
}
void
-Pitched_trill_engraver::make_trill (Music *mus)
+Pitched_trill_engraver::make_trill (Stream_event *ev)
{
- SCM scm_pitch = mus->get_property ("trill-pitch");
- Pitch * p = unsmob_pitch (scm_pitch);
+ SCM scm_pitch = ev->get_property ("pitch");
+ Pitch *p = unsmob_pitch (scm_pitch);
SCM keysig = get_property ("localKeySignature");
- SCM key = scm_cons (scm_int2num (p->get_octave ()),
- scm_int2num (p->get_notename ()));
+ SCM key = scm_cons (scm_from_int (p->get_octave ()),
+ scm_from_int (p->get_notename ()));
+
+ int bn = measure_number (context ());
SCM handle = scm_assoc (key, keysig);
- bool print_acc =
- (handle == SCM_BOOL_F)
- || p->get_alteration () == 0;
+ if (handle != SCM_BOOL_F)
+ {
+ bool same_bar = (bn == robust_scm2int (scm_caddr (handle), 0));
+ bool same_alt
+ = (p->get_alteration () == robust_scm2rational (scm_cadr (handle), 0));
+
+ if (!same_bar || (same_bar && !same_alt))
+ handle = SCM_BOOL_F;
+ }
+
+ bool print_acc
+ = (handle == SCM_BOOL_F) || p->get_alteration () == Rational (0)
+ || (ev->get_property ("force-accidental") == SCM_BOOL_T);
if (trill_head_)
{
programming_error ("already have a trill head.");
- trill_head_ = 0;
+ trill_head_ = 0;
}
- trill_head_ = make_item ("TrillPitchHead", mus->self_scm ());
+ trill_head_ = make_item ("TrillPitchHead", ev->self_scm ());
SCM c0scm = get_property ("middleCPosition");
int c0 = scm_is_number (c0scm) ? scm_to_int (c0scm) : 0;
trill_head_->set_property ("staff-position",
- scm_from_int (unsmob_pitch (scm_pitch)->steps ()
- + c0));
-
- trill_group_ = make_item ("TrillPitchGroup", mus->self_scm());
+ scm_from_int (unsmob_pitch (scm_pitch)->steps ()
+ + c0));
- Axis_group_interface::add_element (trill_group_, trill_head_);
+ trill_group_ = make_item ("TrillPitchGroup", ev->self_scm ());
+ trill_group_->set_parent (trill_head_, Y_AXIS);
+
+ Axis_group_interface::add_element (trill_group_, trill_head_);
if (print_acc)
{
- trill_accidental_ = make_item ("TrillPitchAccidental", mus->self_scm ());
+ trill_accidental_ = make_item ("TrillPitchAccidental", ev->self_scm ());
// fixme: naming -> alterations
- trill_accidental_->set_property ("accidentals", scm_list_1 (scm_from_int (p->get_alteration ())));
+ trill_accidental_->set_property ("alteration", ly_rational2scm (p->get_alteration ()));
Side_position_interface::add_support (trill_accidental_, trill_head_);
+
trill_head_->set_object ("accidental-grob", trill_accidental_->self_scm ());
- trill_group_->set_parent (trill_head_, Y_AXIS);
- Axis_group_interface::add_element (trill_group_, trill_accidental_);
trill_accidental_->set_parent (trill_head_, Y_AXIS);
+ Axis_group_interface::add_element (trill_group_, trill_accidental_);
}
}
Pitched_trill_engraver::stop_translation_timestep ()
{
if (trill_group_)
- for (int i = 0; i < heads_.size (); i++)
- {
- Side_position_interface::add_support (trill_group_, heads_[i]);
- }
-
+ for (vsize i = 0; i < heads_.size (); i++)
+ Side_position_interface::add_support (trill_group_, heads_[i]);
+
heads_.clear ();
trill_head_ = 0;
trill_group_ = 0;
trill_accidental_ = 0;
}
-void
-Pitched_trill_engraver::process_music ()
-{
-}
+#include "translator.icc"
-bool
-Pitched_trill_engraver::try_music (Music *)
-{
- return false;
-}
+ADD_ACKNOWLEDGER (Pitched_trill_engraver, note_head);
+ADD_ACKNOWLEDGER (Pitched_trill_engraver, dots);
+ADD_ACKNOWLEDGER (Pitched_trill_engraver, stem);
+ADD_ACKNOWLEDGER (Pitched_trill_engraver, flag);
+ADD_ACKNOWLEDGER (Pitched_trill_engraver, trill_spanner);
-#include "translator.icc"
-ADD_ACKNOWLEDGER(Pitched_trill_engraver, note_head);
-ADD_ACKNOWLEDGER(Pitched_trill_engraver, dots);
-ADD_ACKNOWLEDGER(Pitched_trill_engraver, text_spanner);
ADD_TRANSLATOR (Pitched_trill_engraver,
- /* descr */ "Print the bracketed notehead after a notehead with trill.",
- /* creats*/ "TrillPitchHead TrillPitchAccidental TrillPitchGroup",
- /* accepts */ "",
- /* acks */ "",
- /* reads */ "",
- /* write */ "");
+ /* doc */
+ "Print the bracketed note head after a note head with trill.",
+
+ /* create */
+ "TrillPitchHead "
+ "TrillPitchAccidental "
+ "TrillPitchGroup ",
+
+ /* read */
+ "",
+
+ /* write */
+ ""
+ );