Interpret Music of Output_property type, and apply a function to any Graphic objects that satisfies the predicate.
Music types accepted:
Output_property_engraver
is part of contexts: ChordNames, CueVoice, DrumStaff, DrumVoice, GregorianTranscriptionStaff, GregorianTranscriptionVoice, InnerStaffGroup, MensuralStaff, MensuralVoice, RhythmicStaff, Score, Staff, StaffGroup, TabStaff, TabVoice, VaticanaStaff, VaticanaVoice and Voice
This page is for LilyPond-2.6.3 (stable-branch).