ledger-line-interface

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.

User settable properties:

gap (dimension, in staff space)

Size of a gap in a variable symbol.

length-fraction (number)

Multiplier for lengths. Used for determining ledger lines and stem lengths.

minimum-length-fraction (number)

Minimum length of ledger line as fraction of note head size.

thickness (number)

Line thickness, generally measured in line-thickness.

Internal properties:

note-heads (unknown)

List of note head grobs

This grob interface is used in the following graphical objects: LedgerLineSpanner