(c) 1997--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
-#include "music-output-def.hh"
+#include "output-def.hh"
#include "translator-group.hh"
#include "translator.hh"
#include "warn.hh"
#include "moment.hh"
#include "scm-hash.hh"
#include "context-def.hh"
+#include "context.hh"
#include "main.hh"
#include "music.hh"
-Translator_group::Translator_group (Translator_group const&s)
- : Translator (s)
+Translator_group*
+Translator_group::get_daddy_translator () const
{
- iterator_count_ =0;
-
- Scheme_hash_table * tab = new Scheme_hash_table (*s.properties_dict ());
- properties_scm_ = tab->self_scm ();
- scm_gc_unprotect_object (tab->self_scm ());
-}
-
-Scheme_hash_table*
-Translator_group::properties_dict () const
-{
- return Scheme_hash_table::unsmob (properties_scm_);
-}
-
-Translator_group::~Translator_group ()
-{
-
- //assert (is_removable ());
-}
-
-
-Translator_group::Translator_group ()
-{
- iterator_count_ = 0;
- Scheme_hash_table *tab = new Scheme_hash_table ;
- properties_scm_ = tab->self_scm ();
-
- scm_gc_unprotect_object (tab->self_scm ());
-}
-
-void
-Translator_group::check_removal ()
-{
- SCM next = SCM_EOL;
- for (SCM p = trans_group_list_; gh_pair_p (p); p = next)
- {
- next = ly_cdr (p);
-
- Translator_group *trg = dynamic_cast<Translator_group*> (unsmob_translator (ly_car (p)));
-
- trg->check_removal ();
- if (trg->is_removable ())
- terminate_translator (trg);
- }
-}
-
-SCM
-Translator_group::add_translator (SCM list, Translator *t)
-{
- /*
- Must append, since list ordering must be preserved.
- */
- list = gh_append2 (list, gh_cons (t->self_scm (), SCM_EOL));
- t->daddy_trans_ = this;
- t->output_def_ = output_def_;
-
- return list;
+ return context ()->get_parent_context ()->implementation ();
}
void
-Translator_group::add_used_group_translator (Translator *t)
+translator_each (SCM list, Translator_method method)
{
- trans_group_list_ = add_translator (trans_group_list_,t);
+ for (SCM p = list; scm_is_pair (p); p = scm_cdr (p))
+ (unsmob_translator (scm_car (p))->*method) ();
}
-void
-Translator_group::add_fresh_group_translator (Translator*t)
-{
- Translator_group*tg = dynamic_cast<Translator_group*> (t);
- trans_group_list_ = add_translator (trans_group_list_,t);
- scm_gc_unprotect_object (t->self_scm ());
-
- Context_def * td = unsmob_context_def (tg->definition_);
-
- /*
- this can not move before add_translator(), because \override
- operations require that we are in the hierarchy.
- */
- td->apply_default_property_operations (tg);
-
- t->initialize ();
-}
-
-bool
-Translator_group::try_music (Music* m)
-{
- bool hebbes_b = try_music_on_nongroup_children (m);
-
- if (!hebbes_b && daddy_trans_)
- hebbes_b = daddy_trans_->try_music (m);
-
- return hebbes_b ;
-}
-
-void
-Translator_group::terminate_translator (Translator*r)
-{
- r->finalize ();
- /*
- Return value ignored. GC does the rest.
- */
- remove_translator (r);
-}
-
-
-/**
- Remove a translator from the hierarchy.
- */
-Translator *
-Translator_group::remove_translator (Translator*trans)
-{
- assert (trans);
-
- trans_group_list_ = scm_delq_x (trans->self_scm (), trans_group_list_);
- trans->daddy_trans_ = 0;
- return trans;
-}
-
-
-static void
-static_each (SCM list, Method_pointer method)
-{
- for (SCM p = list; gh_pair_p (p); p = ly_cdr (p))
- (unsmob_translator (ly_car (p))->*method) ();
-
-}
-
-void
-Translator_group::each (Method_pointer method)
-{
- static_each (get_simple_trans_list (), method);
- static_each (trans_group_list_, method);
-}
-
-
-
-
-/*
- STUBS
-*/
-void
-Translator_group::stop_translation_timestep ()
-{
- each (&Translator::stop_translation_timestep);
-}
-
-void
-Translator_group::start_translation_timestep ()
-{
- each (&Translator::start_translation_timestep);
-}
-
-void
-Translator_group::do_announces ()
-{
- each (&Translator::do_announces);
-}
-
void
Translator_group::initialize ()
{
- SCM tab = scm_make_vector (gh_int2scm (19), SCM_BOOL_F);
- set_property ("acceptHashTable", tab);
- each (&Translator::initialize);
+ SCM tab = scm_make_vector (scm_int2num (19), SCM_BOOL_F);
+ context ()->set_property ("acceptHashTable", tab);
}
-void
-Translator_group::finalize ()
-{
- each (&Translator::finalize);
-}
bool
translator_accepts_any_of (Translator*tr, SCM ifaces)
{
SCM ack_ifs = scm_assoc (ly_symbol2scm ("events-accepted"),
- tr->translator_description());
- ack_ifs = gh_cdr (ack_ifs);
- for (SCM s = ifaces; ly_pair_p (s); s = ly_cdr (s))
- if (scm_memq (ly_car (s), ack_ifs) != SCM_BOOL_F)
+ tr->translator_description ());
+ ack_ifs = scm_cdr (ack_ifs);
+ for (SCM s = ifaces; scm_is_pair (s); s = scm_cdr (s))
+ if (scm_c_memq (scm_car (s), ack_ifs) != SCM_BOOL_F)
return true;
return false;
}
find_accept_translators (SCM gravlist, SCM ifaces)
{
SCM l = SCM_EOL;
- for (SCM s = gravlist; ly_pair_p (s); s = ly_cdr (s))
+ for (SCM s = gravlist; scm_is_pair (s); s = scm_cdr (s))
{
- Translator* tr = unsmob_translator (ly_car (s));
+ Translator* tr = unsmob_translator (scm_car (s));
if (translator_accepts_any_of (tr, ifaces))
l = scm_cons (tr->self_scm (), l);
}
}
bool
-Translator_group::try_music_on_nongroup_children (Music *m )
+Translator_group::try_music (Music* m)
{
SCM tab = get_property ("acceptHashTable");
SCM name = scm_sloppy_assq (ly_symbol2scm ("name"),
m->get_property_alist (false));
- if (!gh_pair_p (name))
+ if (!scm_is_pair (name))
return false;
- name = gh_cdr (name);
+ name = scm_cdr (name);
SCM accept_list = scm_hashq_ref (tab, name, SCM_UNDEFINED);
if (accept_list == SCM_BOOL_F)
{
accept_list = find_accept_translators (get_simple_trans_list (),
- m->get_mus_property ("types"));
+ m->get_property ("types"));
scm_hashq_set_x (tab, name, accept_list);
}
- for (SCM p = accept_list; gh_pair_p (p); p = ly_cdr (p))
+ for (SCM p = accept_list; scm_is_pair (p); p = scm_cdr (p))
{
- Translator * t = unsmob_translator (ly_car (p));
+ Translator * t = unsmob_translator (scm_car (p));
if (t && t->try_music (m))
return true;
}
return false;
}
+
SCM
-Translator_group::properties_as_alist () const
+Translator_group::get_simple_trans_list ()
{
- return properties_dict()->to_alist();
+ return simple_trans_list_;
}
-String
-Translator_group::context_name () const
+void
+recurse_over_translators (Context * c, Translator_method ptr, Direction dir)
{
- Context_def * td = unsmob_context_def (definition_ );
- return ly_symbol2string (td->get_context_name ());
-}
+ Translator_group * tg
+ = dynamic_cast<Translator_group*> (c->implementation ());
+ /*
+ Top down:
+ */
+ if (dir == DOWN)
+ {
+ translator_each (tg->get_simple_trans_list (),
+ ptr);
-SCM
-names_to_translators (SCM namelist, Translator_group*tg)
-{
- SCM l = SCM_EOL;
- for (SCM s = namelist; gh_pair_p (s) ; s = ly_cdr (s))
+ (tg->*ptr) ();
+ }
+
+ for (SCM s = c->children_contexts () ; scm_is_pair (s);
+ s =scm_cdr (s))
{
- Translator * t = get_translator (ly_car (s));
- if (!t)
- warning (_f ("can't find: `%s'", s));
- else
- {
- Translator * tr = t->clone ();
- SCM str = tr->self_scm ();
- l = gh_cons (str, l);
+ recurse_over_translators (unsmob_context (scm_car (s)), ptr, dir);
+ }
- tr->daddy_trans_ = tg;
- tr->output_def_ = tg->output_def_;
+ if (dir == UP)
+ {
+ translator_each (tg->get_simple_trans_list (),
+ ptr);
- scm_gc_unprotect_object (str);
- }
+ (tg->*ptr) ();
}
- return l;
}
-
-SCM
-Translator_group::get_simple_trans_list ()
+Translator_group::Translator_group()
{
- return simple_trans_list_;
+ simple_trans_list_ = SCM_EOL;
}
+void
+Translator_group::derived_mark () const
+{
+ scm_gc_mark (simple_trans_list_);
+}