/*
- engravergroup.cc -- implement Engraver_group_engraver
+ 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 Han-Wen Nienhuys <hanwen@stack.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 "proto.hh"
-#include "plist.hh"
+#include "context.hh"
+#include "dispatcher.hh"
#include "engraver-group.hh"
-#include "engraver.hh"
-#include "debug.hh"
-#include "p-score.hh"
-#include "score-elem.hh"
-#include "input-translator.hh"
-Engraver* get_engraver_p(String);
-
-Engraver_group_engraver::~Engraver_group_engraver()
-{
- assert(removable_b());
-}
+#include "grob.hh"
+#include "paper-score.hh"
+#include "translator-dispatch-list.hh"
+#include "warn.hh"
+IMPLEMENT_LISTENER (Engraver_group, override);
void
-Engraver_group_engraver::check_removal()
-{
- for (int i =0; i < group_l_arr_.size(); ) {
- group_l_arr_[i]->check_removal();
- if (group_l_arr_[i]->removable_b())
- terminate_engraver(group_l_arr_[i]);
- else
- i++;
- }
-
-}
-
-bool
-Engraver_group_engraver::removable_b()const
+Engraver_group::override (SCM sev)
{
- return !iterator_count_&& !group_l_arr_.size() ;
-}
+ Stream_event *ev = unsmob_stream_event (sev);
-Engraver_group_engraver::Engraver_group_engraver()
-{
- itrans_l_ =0;
+ 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_engraver::set_feature(Feature d)
+Engraver_group::revert (SCM sev)
{
- PCursor<Engraver*> i(grav_list_.top());
- // why the while construct?
- while (i.ok()) {
- // this construction to ensure clean deletion
- Engraver *grav_l = i++;
- grav_l->set_feature(d);
- }
-}
+ Stream_event *ev = unsmob_stream_event (sev);
-void
-Engraver_group_engraver::sync_features()
-{
- PCursor<Engraver*> i(grav_list_.top());
- while (i.ok()) {
- Engraver *grav_l = i++;
- grav_l->sync_features();
- }
+ sloppy_general_pushpop_property (context (),
+ ev->get_property ("symbol"),
+ ev->get_property ("property-path"),
+ SCM_UNDEFINED);
}
void
-Engraver_group_engraver::do_pre_move_processing()
+Engraver_group::connect_to_context (Context *c)
{
- PCursor<Engraver*> i(grav_list_.top());
- while (i.ok()) {
- Engraver *grav_l = i++;
- grav_l->pre_move_processing();
- }
+ 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_engraver::do_process_requests()
+Engraver_group::disconnect_from_context ()
{
- PCursor<Engraver*> i(grav_list_.top());
- while (i.ok()) {
- Engraver *grav_l = i++;
- grav_l->process_requests();
- }
+ 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_engraver::do_post_move_processing()
-{
- PCursor<Engraver*> i(grav_list_.top());
- while (i.ok()) {
- // this construction to ensure clean deletion
- Engraver *grav_l = i++;
- grav_l->post_move_processing();
- }
-}
-
-
-bool
-Engraver_group_engraver::contains_b(Engraver* grav_l)const
+Engraver_group::announce_grob (Grob_info info)
{
- bool parent_b = Engraver::contains_b(grav_l);
-
- if (parent_b)
- return true;
- for (PCursor<Engraver*> i(grav_list_.top()); i.ok(); i++)
- if (i->contains_b(grav_l))
- return true;
- return false;
-}
-
+ 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;
+ }
-bool
-Engraver_group_engraver::do_try_request(Request*req_l)
-{
- bool hebbes_b =false;
- for (int i =0; !hebbes_b && i < nongroup_l_arr_.size() ; i++)
- hebbes_b =nongroup_l_arr_[i]->try_request(req_l);
- if (!hebbes_b && daddy_grav_l_)
- hebbes_b = daddy_grav_l_->try_request(req_l);
- return hebbes_b ;
-}
+ Engraver_group *dad_eng
+ = dad_con
+ ? dynamic_cast<Engraver_group *> (dad_con->implementation ())
+ : 0;
-bool
-Engraver_group_engraver::try_request(Request* r)
-{
- return Engraver::try_request(r);
+ if (dad_eng)
+ dad_eng->announce_grob (info);
}
void
-Engraver_group_engraver::add(Engraver *grav_p)
+Engraver_group::acknowledge_grobs ()
{
- grav_list_.bottom().add(grav_p);
- grav_p->daddy_grav_l_ = this;
+ if (!announce_infos_.size ())
+ return;
- if (grav_p->is_type_b(Engraver_group_engraver::static_name())) {
- group_l_arr_.push((Engraver_group_engraver*)grav_p);
- } else {
- nongroup_l_arr_ .push(grav_p);
- }
-}
+ SCM name_sym = ly_symbol2scm ("name");
+ SCM meta_sym = ly_symbol2scm ("meta");
+ for (vsize j = 0; j < announce_infos_.size (); j++)
+ {
+ Grob_info info = announce_infos_[j];
-Engraver *
-Engraver_group_engraver::remove_engraver_p(Engraver*grav_l)
-{
- group_l_arr_.substitute((Engraver_group_engraver*)grav_l,0);
- nongroup_l_arr_.substitute(grav_l,0);
- PCursor<Engraver*> grav_cur( grav_list_.find(grav_l) );
-
- return grav_cur.remove_p();
-}
-
-void
-Engraver_group_engraver::terminate_engraver(Engraver*r_l)
-{
- mtor << "Removing " << r_l->name() << " at " << get_staff_info().when() << "\n";
- r_l->do_removal_processing();
- Engraver * grav_p =remove_engraver_p(r_l);
-
- delete grav_p;
-}
+ 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);
+ else
+ continue;
-IMPLEMENT_IS_TYPE_B2(Engraver_group_engraver,Engraver, Translator);
+ SCM acklist = scm_hashq_ref (acknowledge_hash_table_drul_[info.start_end ()],
+ nm, SCM_BOOL_F);
-ADD_THIS_ENGRAVER(Engraver_group_engraver);
+ Engraver_dispatch_list *dispatch
+ = Engraver_dispatch_list::unsmob (acklist);
-void
-Engraver_group_engraver::do_print()const
-{
-#ifndef NPRINT
- mtor << "ID: " << id_str_ << "\n";
- for (PCursor<Engraver*> i(grav_list_.top()); i.ok(); i++)
- i->print();
-#endif
-}
+ 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, info.start_end ());
+ dispatch
+ = Engraver_dispatch_list::unsmob (acklist);
-Engraver_group_engraver*
-Engraver_group_engraver::find_engraver_l(String n, String id)
-{
- if (name() == n && id_str_ == id)
- return this;
- Engraver_group_engraver * r = 0;
- for (int i =0; !r && i< group_l_arr_.size(); i++) {
- r = group_l_arr_[i]->find_engraver_l(n,id);
- }
-
- return r;
-}
+ scm_hashq_set_x (acknowledge_hash_table_drul_[info.start_end ()], nm, acklist);
+ }
-Translator*
-Engraver_group_engraver::find_get_translator_l(String n,String id)
-{
- Translator * ret=0;
- Input_translator * itrans_l= itrans_l_-> recursive_find ( n );
- if (itrans_l ) {
- ret = find_engraver_l(n,id);
- if (!ret) {
- Engraver_group_engraver * group =
- itrans_l-> get_group_engraver_p();
-
- add(group);
- ret = group;
-
- if (group->itrans_l_->is_name_b( n ) )
- ret ->id_str_ = id;
- else
- return ret->find_get_translator_l(n,id);
-
- }
- } else if (daddy_grav_l_)
- ret =daddy_grav_l_->find_get_translator_l(n,id);
- else {
- warning("Can't find or create `" + n + "' called `" + id + "'\n");
- ret =0;
+ if (dispatch)
+ dispatch->apply (info);
}
- return ret;
}
+/*
+ Ugh. This is slightly expensive. We could/should cache the value of
+ the group count?
+*/
int
-Engraver_group_engraver::depth_i()const
-{
- return daddy_grav_l_->depth_i() + 1;
-}
-
-Translator*
-Engraver_group_engraver::ancestor_l(int l)
-{
- if (!l || !daddy_grav_l_)
- return this;
-
- return daddy_grav_l_->ancestor_l(l-1);
+Engraver_group::pending_grob_count () const
+{
+ int count = announce_infos_.size ();
+ 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)
+ count += group->pending_grob_count ();
+ }
+ return count;
}
void
-Engraver_group_engraver::announce_element(Score_elem_info info)
-{
- announce_info_arr_.push(info);
- Engraver::announce_element(info);
+Engraver_group::do_announces ()
+{
+ do
+ {
+ /*
+ DOCME: why is this inside the loop?
+ */
+ 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 ();
+ }
+
+ while (1)
+ {
+ precomputed_translator_foreach (PROCESS_ACKNOWLEDGED);
+ if (announce_infos_.size () == 0)
+ break;
+
+ acknowledge_grobs ();
+ announce_infos_.clear ();
+ }
+ }
+ while (pending_grob_count () > 0);
}
-void
-Engraver_group_engraver::do_announces()
+Engraver_group::Engraver_group ()
{
- for (int i=0; i < group_l_arr_.size(); i++) {
- group_l_arr_[i]->do_announces();
- }
-
- Request dummy_req;
-
- for (int j =0; j < announce_info_arr_.size(); j++){
- Score_elem_info info = announce_info_arr_[j];
-
- if (!info.req_l_)
- info.req_l_ = &dummy_req;
- for (int i=0; i < nongroup_l_arr_.size(); i++) { // Is this good enough?6
- if (nongroup_l_arr_[i] != info.origin_grav_l_arr_[0])
- nongroup_l_arr_[i]->acknowledge_element(info);
- }
- }
- announce_info_arr_.set_size(0);
+ 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"
-void
-Engraver_group_engraver::do_removal_processing()
-{
- for (PCursor<Engraver*> i(grav_list_.top()); i.ok(); i++)
- i->do_removal_processing();
-}
+ADD_TRANSLATOR_GROUP (Engraver_group,
+ /* doc */
+ "A group of engravers taken together.",
-Staff_info
-Engraver_group_engraver::get_staff_info()const
-{
- Staff_info inf = Engraver::get_staff_info();
+ /* create */
+ "",
- for (int i=0; i < nongroup_l_arr_.size(); i++)
- nongroup_l_arr_[i]->fill_staff_info(inf);
-
- return inf;
-}
+ /* read */
+ "",
-Translator*
-Engraver_group_engraver::get_default_interpreter()
-{
- // ?
- if ( is_bottom_engraver_b() )
- return daddy_grav_l_->get_default_interpreter();
-
- Engraver_group_engraver *grav_p= itrans_l_->
- get_default_itrans_l()->get_group_engraver_p();
- add(grav_p );
- if (grav_p->is_bottom_engraver_b())
- return grav_p;
- else
- return grav_p->get_default_interpreter();
-}
+ /* write */
+ ""
+ );
-bool
-Engraver_group_engraver::is_bottom_engraver_b()const
+void
+Engraver_group::derived_mark () const
{
- return !itrans_l_->get_default_itrans_l();
+ scm_gc_mark (acknowledge_hash_table_drul_[LEFT]);
+ scm_gc_mark (acknowledge_hash_table_drul_[RIGHT]);
}
projects / lilypond.git / blobdiff