X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fpitched-trill-engraver.cc;h=2152d3b344785d7aaf387f68ea56afb2592fb186;hb=058de21b0e38e7202b15a3f980cbda9daf96f0df;hp=38cba0810a1769daee915c9914613e726d1bb2fb;hpb=a7f82e4dc22fc6219a9fe0f6874f8c91e3f31f24;p=lilypond.git diff --git a/lily/pitched-trill-engraver.cc b/lily/pitched-trill-engraver.cc index 38cba0810a..2152d3b344 100644 --- a/lily/pitched-trill-engraver.cc +++ b/lily/pitched-trill-engraver.cc @@ -1,46 +1,56 @@ /* - 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--2009 Han-Wen Nienhuys - (c) 2005 Han-Wen Nienhuys + 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 . */ #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: - virtual void acknowledge_grob (Grob_info); - 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 (trill_spanner); + void stop_translation_timestep (); + private: Item *trill_head_; Item *trill_group_; Item *trill_accidental_; - Link_array heads_; + vector heads_; - void make_trill (Music *); + void make_trill (Stream_event *); }; - Pitched_trill_engraver::Pitched_trill_engraver () { trill_head_ = 0; @@ -49,47 +59,62 @@ Pitched_trill_engraver::Pitched_trill_engraver () } void -Pitched_trill_engraver::acknowledge_grob (Grob_info info) +Pitched_trill_engraver::acknowledge_dots (Grob_info info) { - Music *mus = info.music_cause (); + heads_.push_back (info.grob ()); +} +void +Pitched_trill_engraver::acknowledge_note_head (Grob_info info) +{ + heads_.push_back (info.grob ()); +} - if (Note_head::has_interface (info.grob ()) - || Dots::has_interface (info.grob ())) - { - heads_.push (info.grob ()); - } - else 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); - } +void +Pitched_trill_engraver::acknowledge_trill_spanner (Grob_info info) +{ + 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; @@ -97,22 +122,23 @@ Pitched_trill_engraver::make_trill (Music *mus) trill_head_->set_property ("staff-position", scm_from_int (unsmob_pitch (scm_pitch)->steps () + c0)); - - trill_group_ = make_item ("TrillPitchGroup", mus->self_scm()); - 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_); } } @@ -120,34 +146,34 @@ void 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 () -{ -} - -bool -Pitched_trill_engraver::try_music (Music *) -{ - return false; -} #include "translator.icc" +ADD_ACKNOWLEDGER (Pitched_trill_engraver, note_head); +ADD_ACKNOWLEDGER (Pitched_trill_engraver, dots); +ADD_ACKNOWLEDGER (Pitched_trill_engraver, trill_spanner); + ADD_TRANSLATOR (Pitched_trill_engraver, - /* descr */ "Print the bracketed notehead after a notehead with trill.", - /* creats*/ "TrillPitchHead TrillPitchAccidental TrillPitchGroup", - /* accepts */ "", - /* acks */ "script-interface text-spanner-interface dots-interface note-head-interface", - /* reads */ "", - /* write */ ""); + /* doc */ + "Print the bracketed note head after a note head with trill.", + + /* create */ + "TrillPitchHead " + "TrillPitchAccidental " + "TrillPitchGroup ", + + /* read */ + "", + + /* write */ + "" + );