X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Ffingering-engraver.cc;h=56d7b3257eae269451251c1a8926d62e5069a6eb;hb=548a2fc5b2407c370d95c3cc1bd423c3d01fab76;hp=2dc0cb9baf6f29a58b6412006f068391f3f94722;hpb=14d74ac262744d16fc753ee41042d32860d58633;p=lilypond.git diff --git a/lily/fingering-engraver.cc b/lily/fingering-engraver.cc index 2dc0cb9baf..56d7b3257e 100644 --- a/lily/fingering-engraver.cc +++ b/lily/fingering-engraver.cc @@ -1,154 +1,161 @@ -/* - fingering-engraver.cc -- implement Fingering_engraver - - source file of the GNU LilyPond music typesetter - - (c) 1998--2004 Han-Wen Nienhuys - - */ +/* + This file is part of LilyPond, the GNU music typesetter. + + Copyright (C) 1998--2012 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 "side-position-interface.hh" -#include "stem.hh" +#include "pitch.hh" #include "rhythmic-head.hh" #include "self-alignment-interface.hh" +#include "side-position-interface.hh" +#include "stem.hh" +#include "stream-event.hh" +#include "item.hh" + +#include "translator.icc" class Fingering_engraver : public Engraver { - Link_array reqs_; - Link_array fingerings_; + vector events_; + vector fingerings_; public: TRANSLATOR_DECLARATIONS (Fingering_engraver); protected: - virtual bool try_music (Music* m); - virtual void stop_translation_timestep (); - virtual void start_translation_timestep (); - virtual void process_music (); - virtual void acknowledge_grob (Grob_info); + void stop_translation_timestep (); + void process_music (); + DECLARE_TRANSLATOR_LISTENER (fingering); + DECLARE_ACKNOWLEDGER (rhythmic_head); + DECLARE_ACKNOWLEDGER (stem); + DECLARE_ACKNOWLEDGER (flag); private: - void make_script (Direction, Music*, int); + void make_script (Direction, Stream_event *, int); }; -bool -Fingering_engraver::try_music (Music *m) +IMPLEMENT_TRANSLATOR_LISTENER (Fingering_engraver, fingering); +void +Fingering_engraver::listen_fingering (Stream_event *ev) { - if (m->is_mus_type ("fingering-event")) - { - reqs_.push (m); - return true; - } - return false; + events_.push_back (ev); } void -Fingering_engraver::acknowledge_grob (Grob_info inf) +Fingering_engraver::acknowledge_stem (Grob_info inf) { - if (Stem::has_interface (inf.grob_)) - { - for (int i = 0; i < fingerings_.size (); i++) - { - Side_position_interface::add_support (fingerings_[i], inf.grob_); - } - } - else if (Rhythmic_head::has_interface (inf.grob_)) + for (vsize i = 0; i < fingerings_.size (); i++) + Side_position_interface::add_support (fingerings_[i], inf.grob ()); +} + +void +Fingering_engraver::acknowledge_flag (Grob_info inf) +{ + for (vsize i = 0; i < fingerings_.size (); i++) + Side_position_interface::add_support (fingerings_[i], inf.grob ()); +} + +void +Fingering_engraver::acknowledge_rhythmic_head (Grob_info inf) +{ + for (vsize i = 0; i < fingerings_.size (); i++) { - for (int i = 0; i < fingerings_.size (); i++) - { - Grob*t = fingerings_[i]; - Side_position_interface::add_support (t,inf.grob_); - if (!t->get_parent (X_AXIS)) - t->set_parent (inf.grob_, X_AXIS); - } + Grob *t = fingerings_[i]; + Side_position_interface::add_support (t, inf.grob ()); + if (!t->get_parent (X_AXIS)) + t->set_parent (inf.grob (), X_AXIS); } } void Fingering_engraver::process_music () { - for (int i = reqs_.size (); i--;) + for (vsize i = events_.size (); i--;) { - SCM dir = reqs_[i]->get_property ("direction"); - make_script (to_dir (dir), reqs_[i], i); + SCM dir = events_[i]->get_property ("direction"); + make_script (to_dir (dir), events_[i], i); } } - void -Fingering_engraver::make_script (Direction d, Music *r, int i) +Fingering_engraver::make_script (Direction d, Stream_event *r, int i) { Item *fingering = make_item ("Fingering", r->self_scm ()); - Axis a = Y_AXIS; - Axis other = other_axis (a); /* Huh, what's this for? --hwn. junkme. - */ + */ SCM pitch = r->get_property ("pitch"); if (unsmob_pitch (pitch)) fingering->set_property ("pitch", pitch); /* We can't fold these definitions into define-grobs since - fingerings for chords need different settings. + fingerings for chords need different settings. */ - Side_position_interface::set_axis (fingering, a); - fingering->add_offset_callback (Self_alignment_interface::aligned_on_self_proc, other); - fingering->add_offset_callback (Self_alignment_interface::centered_on_parent_proc, other); + Side_position_interface::set_axis (fingering, Y_AXIS); + Self_alignment_interface::set_align_self (fingering, X_AXIS); + Self_alignment_interface::set_center_parent (fingering, X_AXIS); // Hmm int priority = 200; SCM s = fingering->get_property ("script-priority"); if (scm_is_number (s)) priority = scm_to_int (s); - + /* See script-engraver.cc */ priority += i; - fingering->set_property ("script-priority", scm_int2num (priority)); - - - if (!is_direction (fingering->get_property ("direction"))) - { - if (d) - fingering->set_property ("direction", scm_int2num (d)); - else - fingering->set_property ("direction", scm_int2num (RIGHT)); - } + fingering->set_property ("script-priority", scm_from_int (priority)); - SCM dig = r->get_property ("digit"); - fingering->set_property ("text", scm_number_to_string (dig, scm_int2num (10))); + if (d) + fingering->set_property ("direction", scm_from_int (d)); + else if (!is_direction (fingering->get_property_data ("direction"))) + fingering->set_property ("direction", scm_from_int (UP)); - fingerings_.push (fingering); + fingerings_.push_back (fingering); } void Fingering_engraver::stop_translation_timestep () { - if (!fingerings_.size ()) - return; - fingerings_.clear (); -} - -void -Fingering_engraver::start_translation_timestep () -{ - reqs_.clear (); + events_.clear (); } Fingering_engraver::Fingering_engraver () { - } +ADD_ACKNOWLEDGER (Fingering_engraver, rhythmic_head); +ADD_ACKNOWLEDGER (Fingering_engraver, stem); +ADD_ACKNOWLEDGER (Fingering_engraver, flag); + ADD_TRANSLATOR (Fingering_engraver, -/* descr */ "Create fingering-scripts", -/* creats*/ "Fingering", -/* accepts */ "fingering-event", -/* acks */ "rhythmic-head-interface stem-interface", -/* reads */ "", -/* write */ ""); + /* doc */ + "Create fingering scripts.", + + /* create */ + "Fingering ", + + /* read */ + "", + + /* write */ + "" + );