/*
This file is part of LilyPond, the GNU music typesetter.
- Copyright (C) 1997--2012 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ Copyright (C) 1997--2015 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
#include "warn.hh"
#include "translator.icc"
-#include "ly-smobs.icc"
Translator::~Translator ()
{
void
Translator::init ()
{
- self_scm_ = SCM_EOL;
daddy_context_ = 0;
smobify_self ();
}
init ();
}
-Translator::Translator (Translator const &src)
+Translator::Translator (Translator const &)
+ : Smob<Translator> ()
{
- (void) src;
init ();
}
r->event_class_);
}
-static SCM listened_event_class_table;
-void
-ensure_listened_hash ()
-{
- if (!listened_event_class_table)
- listened_event_class_table = scm_permanent_object (scm_c_make_hash_table (61));
-}
-
-LY_DEFINE (ly_get_listened_event_classes, "ly:get-listened-event-classes",
- 0, 0, 0, (),
- "Return a list of all event classes that some translator listens"
- " to.")
-{
- ensure_listened_hash ();
- return ly_hash_table_keys (listened_event_class_table);
-}
-
-LY_DEFINE (ly_is_listened_event_class, "ly:is-listened-event-class",
- 1, 0, 0, (SCM sym),
- "Is @var{sym} a listened event class?")
-{
- ensure_listened_hash ();
- return scm_hashq_ref (listened_event_class_table, sym, SCM_BOOL_F);
-}
-
-void
-add_listened_event_class (SCM sym)
-{
- ensure_listened_hash ();
- scm_hashq_set_x (listened_event_class_table, sym, SCM_BOOL_T);
-}
-
/*
internally called once, statically, for each translator
listener. Connects the name of an event class with a procedure that
name = replace_all (&name, '_', '-');
name += "-event";
- SCM class_sym = scm_from_locale_symbol (name.c_str ());
+ // we make the symbol permanent in order not to have to bother about
+ // the static translator_listener_record chains while garbage
+ // collecting.
- add_listened_event_class (class_sym);
+ SCM class_sym = scm_permanent_object (scm_from_locale_symbol (name.c_str ()));
r->event_class_ = class_sym;
r->get_listener_ = get_listener;
SMOBS
*/
SCM
-Translator::mark_smob (SCM sm)
+Translator::mark_smob ()
{
- Translator *me = (Translator *) SCM_CELL_WORD_1 (sm);
- me->derived_mark ();
+ derived_mark ();
return SCM_EOL;
}
return daddy_context_->get_score_context ();
}
-IMPLEMENT_SMOBS (Translator);
-IMPLEMENT_DEFAULT_EQUAL_P (Translator);
-IMPLEMENT_TYPE_P (Translator, "ly:translator?");
+const char Translator::type_p_name_[] = "ly:translator?";
bool
Translator::must_be_last () const
}
int
-Translator::print_smob (SCM s, SCM port, scm_print_state *)
+Translator::print_smob (SCM port, scm_print_state *)
{
- Translator *me = (Translator *) SCM_CELL_WORD_1 (s);
scm_puts ("#<Translator ", port);
- scm_puts (me->class_name (), port);
+ scm_puts (class_name (), port);
scm_puts (" >", port);
return 1;
}
Moment
get_event_length (Stream_event *e)
{
- Moment *m = unsmob_moment (e->get_property ("length"));
+ Moment *m = Moment::unsmob (e->get_property ("length"));
if (m)
return *m;
else