/*
- dynamic-engraver.cc -- implement Dynamic_engraver
+ This file is part of LilyPond, the GNU music typesetter.
- source file of the GNU LilyPond music typesetter
+ Copyright (C) 1997--2012 Han-Wen Nienhuys <hanwen@xs4all.nl>
- (c) 1997--2007 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 "axis-group-interface.hh"
#include "context.hh"
+#include "engraver.hh"
#include "dimensions.hh"
#include "directional-element-interface.hh"
#include "engraver.hh"
#include "stream-event.hh"
#include "warn.hh"
#include "spanner.hh"
+#include "text-interface.hh"
#include "translator.icc"
Drul_array<Stream_event *> accepted_spanevents_drul_;
- vector<Note_column*> pending_columns_;
- vector<Grob*> pending_elements_;
+ vector<Note_column *> pending_columns_;
+ vector<Grob *> pending_elements_;
void typeset_all ();
TRANSLATOR_DECLARATIONS (Dynamic_engraver);
- DECLARE_ACKNOWLEDGER (accidental);
- DECLARE_ACKNOWLEDGER (stem_tremolo);
DECLARE_ACKNOWLEDGER (note_column);
- DECLARE_ACKNOWLEDGER (slur);
DECLARE_TRANSLATOR_LISTENER (absolute_dynamic);
DECLARE_TRANSLATOR_LISTENER (span_dynamic);
if (d == START)
ASSIGN_EVENT_ONCE (accepted_spanevents_drul_[START], ev);
-
+
/* Cancel any ongoing crescendo, either explicitly by \! or
implicitly by a new crescendo. Also avoid warning if cresc is
- cancelled both implicitly and explicitly. */
+ canceled both implicitly and explicitly. */
if ((d == STOP || current_cresc_ev_) && !accepted_spanevents_drul_[STOP])
ASSIGN_EVENT_ONCE (accepted_spanevents_drul_[STOP], ev);
}
if (accepted_spanevents_drul_[START] || accepted_spanevents_drul_[STOP] || script_ev_)
{
if (!line_spanner_)
- {
- Stream_event *rq = accepted_spanevents_drul_[START];
- line_spanner_ = make_spanner ("DynamicLineSpanner", rq ? rq->self_scm () : SCM_EOL);
- if (script_ev_)
- rq = script_ev_;
- }
+ {
+ Stream_event *rq = accepted_spanevents_drul_[START];
+ line_spanner_ = make_spanner ("DynamicLineSpanner", rq ? rq->self_scm () : SCM_EOL);
+ if (script_ev_)
+ rq = script_ev_;
+ }
}
/*
{
script_ = make_item ("DynamicText", script_ev_->self_scm ());
script_->set_property ("text",
- script_ev_->get_property ("text"));
+ script_ev_->get_property ("text"));
if (Direction d = to_dir (script_ev_->get_property ("direction")))
- set_grob_direction (line_spanner_, d);
+ set_grob_direction (line_spanner_, d);
else if (Direction d = to_dir (line_spanner_->get_property ("direction")))
- set_grob_direction (script_, d);
+ set_grob_direction (script_, d);
Axis_group_interface::add_element (line_spanner_, script_);
}
- Stream_event *stop_ev = accepted_spanevents_drul_ [STOP]
- ? accepted_spanevents_drul_[STOP] : script_ev_;
-
if (accepted_spanevents_drul_[STOP] || script_ev_)
{
/*
- finish side position alignment if the (de)cresc ends here, and
- there are no new dynamics.
+ finish side position alignment if the (de)cresc ends here, and
+ there are no new dynamics.
*/
if (cresc_)
- {
- assert (!finished_cresc_ && cresc_);
-
- if (script_)
- {
- cresc_->set_bound (RIGHT, script_);
- add_bound_item (line_spanner_, script_);
- }
-
- finished_cresc_ = cresc_;
- cresc_ = 0;
- current_cresc_ev_ = 0;
- }
+ {
+ assert (!finished_cresc_ && cresc_);
+
+ if (script_)
+ {
+ cresc_->set_bound (RIGHT, script_);
+ add_bound_item (line_spanner_, script_);
+ }
+
+ finished_cresc_ = cresc_;
+ announce_end_grob (finished_cresc_, SCM_EOL);
+ cresc_ = 0;
+ current_cresc_ev_ = 0;
+ }
else if (accepted_spanevents_drul_[STOP])
- {
- accepted_spanevents_drul_[STOP]->origin ()->warning (_ ("cannot find start of (de)crescendo"));
- stop_ev = 0;
- }
+ accepted_spanevents_drul_[STOP]->origin ()->warning (_ ("cannot find start of (de)crescendo"));
}
if (accepted_spanevents_drul_[START])
{
if (current_cresc_ev_)
- {
- string msg = _ ("already have a decrescendo");
- if (current_cresc_ev_->in_event_class ("crescendo-event"))
- msg = _ ("already have a crescendo");
-
- accepted_spanevents_drul_[START]->origin ()->warning (msg);
- current_cresc_ev_->origin ()->warning (_ ("cresc starts here"));
- }
+ {
+ string msg = _ ("already have a decrescendo");
+ if (current_cresc_ev_->in_event_class ("crescendo-event"))
+ msg = _ ("already have a crescendo");
+
+ accepted_spanevents_drul_[START]->origin ()->warning (msg);
+ current_cresc_ev_->origin ()->warning (_ ("cresc starts here"));
+ }
else
- {
- current_cresc_ev_ = accepted_spanevents_drul_[START];
-
- if (Direction d = to_dir (current_cresc_ev_->get_property ("direction")))
- set_grob_direction (line_spanner_, d);
-
- /*
- TODO: Use symbols.
- */
-
- SCM start_sym = current_cresc_ev_->get_property ("class");
- string start_type;
-
- if (start_sym == ly_symbol2scm ("decrescendo-event"))
- start_type = "decrescendo";
- else if (start_sym == ly_symbol2scm ("crescendo-event"))
- start_type = "crescendo";
- else
- {
- programming_error ("unknown dynamic spanner type");
- return;
- }
-
- /*
- UGH. TODO: should read from original event, so appearance
- may be altered with \tweak.
- */
- SCM s = get_property ((start_type + "Spanner").c_str ());
- if (!scm_is_symbol (s) || s == ly_symbol2scm ("hairpin"))
- {
- cresc_ = make_spanner ("Hairpin", accepted_spanevents_drul_[START]->self_scm ());
- if (finished_cresc_)
- {
- Pointer_group_interface::add_grob (finished_cresc_,
- ly_symbol2scm ("adjacent-hairpins"),
- cresc_);
-
- Pointer_group_interface::add_grob (cresc_,
- ly_symbol2scm ("adjacent-hairpins"),
- finished_cresc_);
- }
- }
-
- /*
- This is a convenient (and legacy) interface to TextSpanners
- for use in (de)crescendi.
- Hmm.
- */
- else
- {
- cresc_ = make_spanner ("DynamicTextSpanner", accepted_spanevents_drul_[START]->self_scm ());
- cresc_->set_property ("style", s);
- context ()->set_property ((start_type
- + "Spanner").c_str (), SCM_EOL);
- s = get_property ((start_type + "Text").c_str ());
- /*
- FIXME: use get_markup () to check type.
- */
- if (scm_is_string (s) || scm_is_pair (s))
- {
- cresc_->set_property ("edge-text",
- scm_cons (s, scm_from_locale_string ("")));
- context ()->set_property ((start_type + "Text").c_str (),
- SCM_EOL);
- }
- }
-
- if (script_)
- {
- cresc_->set_bound (LEFT, script_);
- add_bound_item (line_spanner_, cresc_->get_bound (LEFT));
- }
-
- Axis_group_interface::add_element (line_spanner_, cresc_);
- }
+ {
+ current_cresc_ev_ = accepted_spanevents_drul_[START];
+
+ if (Direction d = to_dir (current_cresc_ev_->get_property ("direction")))
+ set_grob_direction (line_spanner_, d);
+
+ /*
+ TODO: Use symbols.
+ */
+
+ SCM start_sym = scm_car (current_cresc_ev_->get_property ("class"));
+ string start_type;
+
+ if (start_sym == ly_symbol2scm ("decrescendo-event"))
+ start_type = "decrescendo";
+ else if (start_sym == ly_symbol2scm ("crescendo-event"))
+ start_type = "crescendo";
+ else
+ {
+ programming_error ("unknown dynamic spanner type");
+ return;
+ }
+
+ /*
+ UGH. TODO: should read from original event, so appearance
+ may be altered with \tweak.
+ */
+ SCM s = get_property ((start_type + "Spanner").c_str ());
+ if (!scm_is_symbol (s) || s == ly_symbol2scm ("hairpin"))
+ {
+ cresc_ = make_spanner ("Hairpin", accepted_spanevents_drul_[START]->self_scm ());
+ if (finished_cresc_)
+ {
+ Pointer_group_interface::add_grob (finished_cresc_,
+ ly_symbol2scm ("adjacent-hairpins"),
+ cresc_);
+
+ Pointer_group_interface::add_grob (cresc_,
+ ly_symbol2scm ("adjacent-hairpins"),
+ finished_cresc_);
+ }
+ }
+
+ /*
+ This is a convenient (and legacy) interface to TextSpanners
+ for use in (de)crescendi.
+ Hmm.
+ */
+ else
+ {
+ cresc_ = make_spanner ("DynamicTextSpanner", accepted_spanevents_drul_[START]->self_scm ());
+ cresc_->set_property ("style", s);
+ context ()->set_property ((start_type
+ + "Spanner").c_str (), SCM_EOL);
+ s = get_property ((start_type + "Text").c_str ());
+ if (Text_interface::is_markup (s))
+ {
+ cresc_->set_property ("text", s);
+ context ()->set_property ((start_type + "Text").c_str (),
+ SCM_EOL);
+ }
+
+ if (script_)
+ {
+ set_nested_property (cresc_,
+ scm_list_3 (ly_symbol2scm ("bound-details"),
+ ly_symbol2scm ("left"),
+ ly_symbol2scm ("attach-dir")
+ ),
+ scm_from_int (RIGHT));
+ }
+ }
+
+ if (script_)
+ {
+ cresc_->set_bound (LEFT, script_);
+ add_bound_item (line_spanner_, cresc_->get_bound (LEFT));
+ }
+ Axis_group_interface::add_element (line_spanner_, cresc_);
+ }
}
}
{
if (finished_cresc_)
{
- bool use_bar = to_boolean (get_property ("hairpinToBarline"))
- && scm_is_string (get_property ("whichBar"))
- && !script_ev_;
-
-
- if (!finished_cresc_->get_bound (RIGHT)
- || use_bar)
- {
-
- Grob *column_bound = 0;
- if (use_bar)
- {
- column_bound = unsmob_grob (get_property ("breakableSeparationItem"));
- }
-
- if (!column_bound)
- column_bound = unsmob_grob (use_bar
- ? get_property ("currentCommandColumn")
- : get_property ("currentMusicalColumn"));
-
- finished_cresc_->set_bound (RIGHT, script_
- ? script_
- : column_bound);
-
- if (finished_line_spanner_)
- add_bound_item (finished_line_spanner_,
- finished_cresc_->get_bound (RIGHT));
- }
+ if (!finished_cresc_->get_bound (RIGHT))
+ {
+
+ Grob *column_bound = unsmob_grob (get_property ("currentMusicalColumn"));
+
+ finished_cresc_->set_bound (RIGHT, script_
+ ? script_
+ : column_bound);
+
+ if (finished_line_spanner_)
+ add_bound_item (finished_line_spanner_,
+ finished_cresc_->get_bound (RIGHT));
+ }
finished_cresc_ = 0;
}
if (finished_line_spanner_)
{
/*
- We used to have
+ We used to have
- extend-spanner-over-elements (finished_line_spanner_);
+ extend-spanner-over-elements (finished_line_spanner_);
- but this is rather kludgy, since finished_line_spanner_
- typically has a staff-symbol field set , extending it over the
- entire staff.
+ but this is rather kludgy, since finished_line_spanner_
+ typically has a staff-symbol field set , extending it over the
+ entire staff.
*/
Grob *l = finished_line_spanner_->get_bound (LEFT);
Grob *r = finished_line_spanner_->get_bound (RIGHT);
if (!r && l)
- finished_line_spanner_->set_bound (RIGHT, l);
+ finished_line_spanner_->set_bound (RIGHT, l);
else if (!l && r)
- finished_line_spanner_->set_bound (LEFT, r);
+ finished_line_spanner_->set_bound (LEFT, r);
else if (!r && !l)
- {
- /*
- This is a isolated dynamic apparently, and does not even have
- any interesting support item.
- */
- Grob *cc = unsmob_grob (get_property ("currentMusicalColumn"));
- Item *ci = dynamic_cast<Item *> (cc);
- finished_line_spanner_->set_bound (RIGHT, ci);
- finished_line_spanner_->set_bound (LEFT, ci);
- }
-
+ {
+ /*
+ This is an isolated dynamic apparently, and does not even have
+ any interesting support item.
+ */
+ Grob *cc = unsmob_grob (get_property ("currentMusicalColumn"));
+ Item *ci = dynamic_cast<Item *> (cc);
+ finished_line_spanner_->set_bound (RIGHT, ci);
+ finished_line_spanner_->set_bound (LEFT, ci);
+ }
finished_line_spanner_ = 0;
}
}
-void
-Dynamic_engraver::acknowledge_accidental (Grob_info info)
-{
- if (line_spanner_)
- Side_position_interface::add_support (line_spanner_, info.grob ());
-}
-
-void
-Dynamic_engraver::acknowledge_stem_tremolo (Grob_info info)
-{
- if (line_spanner_)
- Side_position_interface::add_support (line_spanner_, info.grob ());
-}
-
-void
-Dynamic_engraver::acknowledge_slur (Grob_info info)
-{
- if (line_spanner_)
- Side_position_interface::add_support (line_spanner_, info.grob ());
-}
-
void
Dynamic_engraver::acknowledge_note_column (Grob_info info)
{
{
extract_grob_set (info.grob (), "note-heads", heads);
if (heads.size ())
- {
- Grob *head = heads[0];
- script_->set_parent (head, X_AXIS);
- Self_alignment_interface::set_center_parent (script_, X_AXIS);
- }
+ {
+ Grob *head = heads[0];
+ script_->set_parent (head, X_AXIS);
+ Self_alignment_interface::set_center_parent (script_, X_AXIS);
+ }
}
if (cresc_)
{
if (!cresc_->get_bound (LEFT))
- {
- cresc_->set_bound (LEFT, info.grob ());
- add_bound_item (line_spanner_, cresc_->get_bound (LEFT));
- }
+ {
+ cresc_->set_bound (LEFT, info.grob ());
+ add_bound_item (line_spanner_, cresc_->get_bound (LEFT));
+ }
}
if (finished_cresc_ && !finished_cresc_->get_bound (RIGHT))
finished_cresc_->set_bound (RIGHT, info.grob ());
}
-ADD_ACKNOWLEDGER (Dynamic_engraver, accidental);
ADD_ACKNOWLEDGER (Dynamic_engraver, note_column);
-ADD_ACKNOWLEDGER (Dynamic_engraver, slur);
-ADD_ACKNOWLEDGER (Dynamic_engraver, stem_tremolo);
ADD_TRANSLATOR (Dynamic_engraver,
- /* doc */
- "This engraver creates hairpins, dynamic texts, and their vertical\n"
- "alignments. The symbols are collected onto a DynamicLineSpanner grob\n"
- "which takes care of vertical positioning. ",
-
- /* create */
- "DynamicLineSpanner "
- "DynamicText "
- "Hairpin "
- "TextSpanner ",
-
- /* read */ "",
- /* write */ "");
+ /* doc */
+ "Create hairpins, dynamic texts, and their vertical"
+ " alignments. The symbols are collected onto a"
+ " @code{DynamicLineSpanner} grob which takes care of vertical"
+ " positioning.",
+
+ /* create */
+ "DynamicLineSpanner "
+ "DynamicTextSpanner "
+ "DynamicText "
+ "Hairpin ",
+
+ /* read */
+ "",
+
+ /* write */
+ ""
+ );