source file of the GNU LilyPond music typesetter
- (c) 1999--2006 Glen Prideaux <glenprideaux@iname.com>,
+ (c) 1999--2007 Glen Prideaux <glenprideaux@iname.com>,
Han-Wen Nienhuys <hanwen@xs4all.nl>,
Jan Nieuwenhuizen <janneke@gnu.org>
*/
#include "lyric-extender.hh"
#include "note-head.hh"
#include "pointer-group-interface.hh"
+#include "stream-event.hh"
#include "warn.hh"
+#include "spanner.hh"
+
+#include "translator.icc"
void completize_extender (Spanner *sp);
class Extender_engraver : public Engraver
{
- Music *ev_;
+ Stream_event *ev_;
Spanner *extender_;
Spanner *pending_extender_;
TRANSLATOR_DECLARATIONS (Extender_engraver);
protected:
+ DECLARE_TRANSLATOR_LISTENER (extender);
DECLARE_ACKNOWLEDGER (lyric_syllable);
virtual void finalize ();
- virtual bool try_music (Music *);
void stop_translation_timestep ();
void process_music ();
};
ev_ = 0;
}
-bool
-Extender_engraver::try_music (Music *r)
+IMPLEMENT_TRANSLATOR_LISTENER (Extender_engraver, extender);
+void
+Extender_engraver::listen_extender (Stream_event *ev)
{
- if (!ev_)
- {
- ev_ = r;
- return true;
- }
- return false;
+ ASSIGN_EVENT_ONCE (ev_, ev);
}
void
ly_symbol2scm ("heads"), h);
}
}
-
+ else
+ {
+ if (pending_extender_)
+ {
+ completize_extender (pending_extender_);
+ pending_extender_ = 0;
+ }
+
+ }
if (extender_)
{
pending_extender_ = extender_;
}
}
-#include "translator.icc"
-
ADD_ACKNOWLEDGER (Extender_engraver, lyric_syllable);
ADD_TRANSLATOR (Extender_engraver,
/* doc */ "Create lyric extenders",
/* create */ "LyricExtender",
- /* accept */ "extender-event",
/* read */ "",
/* write */ "");