(ly:add-interface
'fret-diagram-interface
"A fret diagram"
- '(align-dir fret-diagram-details size string-fret-finger-combinations
+ '(align-dir fret-diagram-details size dot-placement-list
thickness))
(ly:add-interface
(ly:add-interface
'percent-repeat-interface
"Beat, Double and single measure repeats."
- '())
+ '(slope thickness))
(ly:add-interface
'piano-pedal-interface