/*
- engraver-group.cc -- implement Engraver_group
+ This file is part of LilyPond, the GNU music typesetter.
- source file of the GNU LilyPond music typesetter
+ Copyright (C) 1997--2009 Han-Wen Nienhuys <hanwen@xs4all.nl>
- (c) 1997--2005 Han-Wen Nienhuys <hanwen@cs.uu.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 "context.hh"
+#include "dispatcher.hh"
#include "engraver-group.hh"
-
-#include "warn.hh"
-#include "paper-score.hh"
#include "grob.hh"
-#include "context.hh"
+#include "paper-score.hh"
#include "translator-dispatch-list.hh"
+#include "warn.hh"
+
+IMPLEMENT_LISTENER (Engraver_group, override);
+void
+Engraver_group::override (SCM sev)
+{
+ Stream_event *ev = unsmob_stream_event (sev);
+
+ sloppy_general_pushpop_property (context (),
+ ev->get_property ("symbol"),
+ ev->get_property ("property-path"),
+ ev->get_property ("value"));
+}
+
+IMPLEMENT_LISTENER (Engraver_group, revert);
+void
+Engraver_group::revert (SCM sev)
+{
+ Stream_event *ev = unsmob_stream_event (sev);
+
+ sloppy_general_pushpop_property (context (),
+ ev->get_property ("symbol"),
+ ev->get_property ("property-path"),
+ SCM_UNDEFINED);
+}
+
+void
+Engraver_group::connect_to_context (Context *c)
+{
+ Translator_group::connect_to_context (c);
+ c->event_source ()->add_listener (GET_LISTENER (override), ly_symbol2scm ("Override"));
+ c->event_source ()->add_listener (GET_LISTENER (revert), ly_symbol2scm ("Revert"));
+}
+
+void
+Engraver_group::disconnect_from_context ()
+{
+ context ()->event_source ()->remove_listener (GET_LISTENER (override), ly_symbol2scm ("Override"));
+ context ()->event_source ()->remove_listener (GET_LISTENER (revert), ly_symbol2scm ("Revert"));
+ Translator_group::disconnect_from_context ();
+}
void
Engraver_group::announce_grob (Grob_info info)
{
- announce_infos_.push (info);
+ announce_infos_.push_back (info);
Engraver_group *dad_eng
= context_->get_parent_context ()
? dynamic_cast<Engraver_group *> (context_->get_parent_context ()->implementation ())
: 0;
+
if (dad_eng)
dad_eng->announce_grob (info);
}
SCM name_sym = ly_symbol2scm ("name");
SCM meta_sym = ly_symbol2scm ("meta");
- for (int j = 0; j < announce_infos_.size (); j++)
+ for (vsize j = 0; j < announce_infos_.size (); j++)
{
Grob_info info = announce_infos_[j];
-
+
SCM meta = info.grob ()->internal_get_property (meta_sym);
SCM nm = scm_assoc (name_sym, meta);
if (scm_is_pair (nm))
else
continue;
- SCM acklist = scm_hashq_ref (acknowledge_hash_table_, nm, SCM_BOOL_F);
+ SCM acklist = scm_hashq_ref (acknowledge_hash_table_drul_[info.start_end ()],
+ nm, SCM_BOOL_F);
+
Engraver_dispatch_list *dispatch
= Engraver_dispatch_list::unsmob (acklist);
SCM ifaces
= scm_cdr (scm_assoc (ly_symbol2scm ("interfaces"), meta));
acklist = Engraver_dispatch_list::create (get_simple_trans_list (),
- ifaces);
+ ifaces, info.start_end ());
dispatch
= Engraver_dispatch_list::unsmob (acklist);
- scm_hashq_set_x (acknowledge_hash_table_, nm, acklist);
+ scm_hashq_set_x (acknowledge_hash_table_drul_[info.start_end ()], nm, acklist);
}
if (dispatch)
Engraver_group::Engraver_group ()
{
- acknowledge_hash_table_ = SCM_EOL;
- acknowledge_hash_table_ = scm_c_make_hash_table (61);
+ acknowledge_hash_table_drul_[LEFT]
+ = acknowledge_hash_table_drul_[RIGHT]
+ = SCM_EOL;
+
+ acknowledge_hash_table_drul_[LEFT] = scm_c_make_hash_table (61);
+ acknowledge_hash_table_drul_[RIGHT] = scm_c_make_hash_table (61);
}
#include "translator.icc"
ADD_TRANSLATOR_GROUP (Engraver_group,
- /* doc */ "A group of engravers taken together",
- /* create */ "",
- /* accept */ "",
- /* read */ "",
- /* write */ "");
+ /* doc */
+ "A group of engravers taken together.",
+
+ /* create */
+ "",
+
+ /* read */
+ "",
+
+ /* write */
+ ""
+ );
void
Engraver_group::derived_mark () const
{
- scm_gc_mark (acknowledge_hash_table_);
+ scm_gc_mark (acknowledge_hash_table_drul_[LEFT]);
+ scm_gc_mark (acknowledge_hash_table_drul_[RIGHT]);
}