X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Ftie-engraver.cc;h=bfae185d3c15fdc0bba345ff9a3c11fa4a047b48;hb=bd1e852f28c049ffddd1cd16cac06e66dddb2bb8;hp=3496686fffcf40341d823094ffc8483fab298282;hpb=cc676c5aadd45985251b5d60fa23eed1ed98f6e6;p=lilypond.git diff --git a/lily/tie-engraver.cc b/lily/tie-engraver.cc index 3496686fff..bfae185d3c 100644 --- a/lily/tie-engraver.cc +++ b/lily/tie-engraver.cc @@ -1,15 +1,25 @@ /* - tie-engraver.cc -- implement Tie_engraver + This file is part of LilyPond, the GNU music typesetter. - source file of the GNU LilyPond music typesetter + Copyright (C) 1998--2010 Han-Wen Nienhuys - (c) 1998--2006 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 "context.hh" -#include "grob-pitch-tuple.hh" #include "international.hh" #include "item.hh" #include "note-head.hh" @@ -37,13 +47,15 @@ struct Head_event_tuple Grob *head_; Moment end_moment_; SCM tie_definition_; - Stream_event *event_; + Stream_event *tie_stream_event_; + Stream_event *tie_event_; Head_event_tuple () { - event_ = 0; head_ = 0; tie_definition_ = SCM_EOL; + tie_event_ = 0; + tie_stream_event_ = 0; } }; @@ -86,13 +98,18 @@ IMPLEMENT_TRANSLATOR_LISTENER (Tie_engraver, tie); void Tie_engraver::listen_tie (Stream_event *ev) { - event_ = ev; + ASSIGN_EVENT_ONCE (event_, ev); } void Tie_engraver::process_music () { - if (event_) + bool busy = event_; + for (vsize i = 0; !busy && i < heads_to_tie_.size (); i++) + busy |= (heads_to_tie_[i].tie_event_ + || heads_to_tie_[i].tie_stream_event_); + + if (busy) context ()->set_property ("tieMelismaBusy", SCM_BOOL_T); } @@ -100,6 +117,7 @@ void Tie_engraver::acknowledge_note_head (Grob_info i) { Grob *h = i.grob (); + now_heads_.push_back (h); for (vsize i = heads_to_tie_.size (); i--;) { @@ -110,16 +128,29 @@ Tie_engraver::acknowledge_note_head (Grob_info i) /* maybe should check positions too. */ - if (right_ev && left_ev - && ly_is_equal (right_ev->get_property ("pitch"), - left_ev->get_property ("pitch"))) + if (!right_ev || !left_ev) + continue; + + if (ly_is_equal (right_ev->get_property ("pitch"), + left_ev->get_property ("pitch"))) { - Grob *p = new Spanner (heads_to_tie_[i].tie_definition_, - context ()->get_grob_key ("Tie")); - announce_grob (p, heads_to_tie_[i].event_->self_scm ()); + Grob *p = new Spanner (heads_to_tie_[i].tie_definition_); + + SCM cause = heads_to_tie_[i].tie_event_ + ? heads_to_tie_[i].tie_event_->self_scm () + : heads_to_tie_[i].tie_stream_event_->self_scm (); + + announce_grob (p, cause); Tie::set_head (p, LEFT, th); Tie::set_head (p, RIGHT, h); + + if (is_direction (unsmob_stream_event (cause)->get_property ("direction"))) + { + Direction d = to_dir (unsmob_stream_event (cause)->get_property ("direction")); + p->set_property ("direction", scm_from_int (d)); + } + ties_.push_back (p); heads_to_tie_.erase (heads_to_tie_.begin () + i); } @@ -138,9 +169,8 @@ Tie_engraver::start_translation_timestep () { context ()->set_property ("tieMelismaBusy", ly_bool2scm (heads_to_tie_.size ())); - - - if (!to_boolean (get_property ("tieWaitForNote"))) + + if (heads_to_tie_.size () && !to_boolean (get_property ("tieWaitForNote"))) { Moment now = now_mom (); for (vsize i = heads_to_tie_.size (); i--; ) @@ -154,54 +184,84 @@ Tie_engraver::start_translation_timestep () void Tie_engraver::stop_translation_timestep () { + bool wait = to_boolean (get_property ("tieWaitForNote")); if (ties_.size ()) { - if (!to_boolean (get_property ("tieWaitForNote"))) + if (!wait) heads_to_tie_.clear (); for (vsize i = 0; i < ties_.size (); i++) - typeset_tie (ties_[i]); + typeset_tie (ties_[i]); ties_.clear (); tie_column_ = 0; } - if (event_) + vector new_heads_to_tie; + + for (vsize i = 0; i < now_heads_.size (); i++) { - SCM start_definition - = updated_grob_properties (context (), ly_symbol2scm ("Tie")); - - if (!to_boolean (get_property ("tieWaitForNote"))) - heads_to_tie_.clear (); + Grob *head = now_heads_[i]; + Stream_event *left_ev + = unsmob_stream_event (head->get_property ("cause")); - for (vsize i = 0; i < now_heads_.size (); i++) + if (!left_ev) + { + // may happen for ambituses + continue; + } + + + SCM left_articulations = left_ev->get_property ("articulations"); + + Stream_event *tie_event = 0; + Stream_event *tie_stream_event = event_; + for (SCM s = left_articulations; + !tie_event && !tie_stream_event && scm_is_pair (s); + s = scm_cdr (s)) { - Grob *head = now_heads_[i]; - Stream_event *left_ev = unsmob_stream_event (head->get_property ("cause")); - if (left_ev) + Stream_event *ev = unsmob_stream_event (scm_car (s)); + if (!ev) + continue; + + if (ev->in_event_class ("tie-event")) + tie_event = ev; + } + + if (left_ev && (tie_event || tie_stream_event)) + { + Head_event_tuple event_tup; + + SCM start_definition + = updated_grob_properties (context (), ly_symbol2scm ("Tie")); + + event_tup.head_ = head; + event_tup.tie_definition_ = start_definition; + event_tup.tie_event_ = tie_event; + event_tup.tie_stream_event_ = tie_stream_event; + + Moment end = now_mom (); + if (end.grace_part_) + { + end.grace_part_ += get_event_length (left_ev).main_part_; + } + else { - Head_event_tuple event_tup; - - event_tup.head_ = head; - event_tup.tie_definition_ = start_definition; - event_tup.event_ = event_; - - Moment end = now_mom (); - if (end.grace_part_) - { - end.grace_part_ += get_event_length (left_ev).main_part_; - } - else - { - end += get_event_length (left_ev); - } - event_tup.end_moment_ = end; - - heads_to_tie_.push_back (event_tup); + end += get_event_length (left_ev); } + event_tup.end_moment_ = end; + + new_heads_to_tie.push_back (event_tup); } } + if (!wait && new_heads_to_tie.size ()) + heads_to_tie_.clear (); + + // hmmm, how to do with copy () ? + for (vsize i = 0; i < new_heads_to_tie.size (); i++) + heads_to_tie_.push_back (new_heads_to_tie[i]); + event_ = 0; now_heads_.clear (); } @@ -230,11 +290,16 @@ Tie_engraver::typeset_tie (Grob *her) ADD_ACKNOWLEDGER (Tie_engraver, note_head); ADD_TRANSLATOR (Tie_engraver, - /* doc */ "Generate ties between noteheads of equal pitch.", + /* doc */ + "Generate ties between note heads of equal pitch.", + /* create */ "Tie " - "TieColumn", + "TieColumn ", + + /* read */ + "tieWaitForNote ", - /* accept */ "tie-event", - /* read */ "tieWaitForNote", - /* write */ "tieMelismaBusy"); + /* write */ + "tieMelismaBusy " + );