void stop_translation_timestep ();
void process_music ();
- DECLARE_TRANSLATOR_LISTENER (key_change);
- DECLARE_ACKNOWLEDGER (clef);
- DECLARE_ACKNOWLEDGER (bar_line);
+ void listen_key_change (Stream_event *);
+ void acknowledge_clef (Grob_info);
+ void acknowledge_bar_line (Grob_info);
};
void
{
}
-Key_engraver::Key_engraver ()
+Key_engraver::Key_engraver (Context *c)
+ : Engraver (c)
{
key_event_ = 0;
item_ = 0;
{
SCM visibility = get_property ("explicitKeySignatureVisibility");
item_->set_property ("break-visibility", visibility);
+ item_->set_property ("non-default", SCM_BOOL_T);
}
}
-IMPLEMENT_TRANSLATOR_LISTENER (Key_engraver, key_change);
void
Key_engraver::listen_key_change (Stream_event *ev)
{
Key_engraver::process_music ()
{
if (key_event_
- || get_property ("lastKeyAlterations") != get_property ("keyAlterations"))
+ || !scm_is_eq (get_property ("lastKeyAlterations"),
+ get_property ("keyAlterations")))
create_key (false);
}
context ()->set_property ("tonic", p.smobbed_copy ());
}
-ADD_ACKNOWLEDGER (Key_engraver, clef);
-ADD_ACKNOWLEDGER (Key_engraver, bar_line);
+
+void
+Key_engraver::boot ()
+{
+ ADD_LISTENER (Key_engraver, key_change);
+ ADD_ACKNOWLEDGER (Key_engraver, clef);
+ ADD_ACKNOWLEDGER (Key_engraver, bar_line);
+}
ADD_TRANSLATOR (Key_engraver,
/* doc */