putter
(format "\\lybox{~a}{~a}{%\n"
(ly:number->string
- (max 0 (interval-end (ly:paper-system-extent line X))))
+ (max 0 (interval-end (paper-system-extent line X))))
(ly:number->string
- (interval-length (ly:paper-system-extent line Y)))))
+ (interval-length (paper-system-extent line Y)))))
(ly:outputter-dump-stencil putter (ly:paper-system-stencil line))
(ly:outputter-dump-string