+
+Grob *
+Note_column::arpeggio (Grob *me)
+{
+ return unsmob_grob (me->get_object ("arpeggio"));
+}
+
+ADD_INTERFACE (Note_column, "note-column-interface",
+ "Stem and noteheads combined",
+ "arpeggio note-heads rest-collision rest horizontal-shift stem accidentals force-hshift");