/*
- 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--2014 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 = Stream_event::unsmob (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 = Stream_event::unsmob (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);
+
+ Context *dad_con = context_->get_parent_context ();
+ if (info.rerouting_daddy_context_)
+ {
+ dad_con = info.rerouting_daddy_context_;
+ info.rerouting_daddy_context_ = 0;
+ }
Engraver_group *dad_eng
- = context_->get_parent_context ()
- ? dynamic_cast<Engraver_group *> (context_->get_parent_context ()->implementation ())
- : 0;
+ = dad_con
+ ? dynamic_cast<Engraver_group *> (dad_con->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))
- nm = scm_cdr (nm);
+ nm = scm_cdr (nm);
else
- continue;
+ continue;
+
+ SCM acklist = scm_hashq_ref (acknowledge_hash_table_drul_[info.start_end ()],
+ nm, SCM_BOOL_F);
- SCM acklist = scm_hashq_ref (acknowledge_hash_table_, nm, SCM_BOOL_F);
Engraver_dispatch_list *dispatch
- = Engraver_dispatch_list::unsmob (acklist);
+ = Engraver_dispatch_list::unsmob (acklist);
if (acklist == SCM_BOOL_F)
- {
- SCM ifaces
- = scm_cdr (scm_assoc (ly_symbol2scm ("interfaces"), meta));
- acklist = Engraver_dispatch_list::create (get_simple_trans_list (),
- ifaces);
+ {
+ SCM ifaces
+ = scm_cdr (scm_assoc (ly_symbol2scm ("interfaces"), meta));
+ acklist = Engraver_dispatch_list::create (get_simple_trans_list (),
+ ifaces, info.start_end ());
- dispatch
- = Engraver_dispatch_list::unsmob (acklist);
+ 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)
- dispatch->apply (info);
+ dispatch->apply (info);
}
}
for (SCM s = context_->children_contexts ();
scm_is_pair (s); s = scm_cdr (s))
{
- Context *c = unsmob_context (scm_car (s));
+ Context *c = Context::unsmob (scm_car (s));
Engraver_group *group
- = dynamic_cast<Engraver_group *> (c->implementation ());
+ = dynamic_cast<Engraver_group *> (c->implementation ());
if (group)
- count += group->pending_grob_count ();
+ count += group->pending_grob_count ();
}
return count;
}
void
Engraver_group::do_announces ()
{
- for (SCM s = context ()->children_contexts ();
- scm_is_pair (s); s = scm_cdr (s))
- {
- Context *c = unsmob_context (scm_car (s));
- Engraver_group *group
- = dynamic_cast<Engraver_group *> (c->implementation ());
- if (group)
- group->do_announces ();
- }
-
- do
+ do
{
- while (1)
- {
- precomputed_translator_foreach (PROCESS_ACKNOWLEDGED);
- if (announce_infos_.size () == 0)
- break;
-
- acknowledge_grobs ();
- announce_infos_.clear ();
- }
+ /*
+ DOCME: why is this inside the loop?
+ */
+ for (SCM s = context ()->children_contexts ();
+ scm_is_pair (s); s = scm_cdr (s))
+ {
+ Context *c = Context::unsmob (scm_car (s));
+ Engraver_group *group
+ = dynamic_cast<Engraver_group *> (c->implementation ());
+ if (group)
+ group->do_announces ();
+ }
+
+ while (1)
+ {
+ precomputed_translator_foreach (PROCESS_ACKNOWLEDGED);
+ if (announce_infos_.size () == 0)
+ break;
+
+ acknowledge_grobs ();
+ announce_infos_.clear ();
+ }
}
while (pending_grob_count () > 0);
}
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]);
}