1.1.33 KeyChangeEvent

Change the key signature.

Syntax: \key name scale

Event classes: key-change-event, music-event and StreamEvent.

Accepted by: Key_engraver and Key_performer.


name (symbol):


Name of this music object.

to-relative-callback (procedure):

#<procedure #f (x p)>

How to transform a piece of music to relative pitches.

types (list):
'(key-change-event event)

The types of this music object; determines by what engraver this music expression is processed.

Internals Reference v2.19.49 (development-branch).