1.1.81 TrillSpanEvent

Start a trill spanner tr~~~

Event classes: trill-span-event, span-event, music-event and StreamEvent.

Accepted by: Trill_spanner_engraver.

Properties:

name (symbol):

'TrillSpanEvent

Name of this music object.

types (list):

'(general-music span-event event trill-span-event)

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