This spanner draws the ledger lines of a staff. This is a separate grob because it has to process all potential collisions between all note heads.
gap (dimension, in staff space)length-fraction (number)minimum-length-fraction (number)thickness (number)linethickness.
note-heads (list of grobs)This grob interface is used in the following graphical objects: LedgerLineSpanner
This page is for LilyPond-2.6.6 (stable-branch).