On Dec 26, 2011, at 12:08 AM, Nicolas Sceaux wrote:
> Hi,
>
> I have in my tool box some overriden stencil functions, in particular
> for bar lines (to define custom baroque repeat bars).
>
> Now, some things seem to have changed since 2.15.20, with respect to
> pure things, which show strange behavior when overriding the BarLine
> stencil callback, with a function doing just the same thing:
>
> \version "2.15.24"
>
> #(define-public (bar-line::custom-print grob)
> (ly:bar-line::print grob))
>
> \layout {
> \context {
> \Staff
> \override BarLine #'stencil = #bar-line::custom-print
> }
> }
>
> { \key d \minor
> \time 3/4
> \set Score.skipBars = ##t
> R2.*8 \bar ":|" R2.*16 \bar "|." }
>
\version "2.15.22"
#(define-public (bar-line::custom-print grob)
(ly:bar-line::print grob))
\layout {
\context {
\Staff
\override BarLine #'stencil = #bar-line::custom-print
\override BarLine #'Y-extent = #(ly:make-unpure-pure-container
ly:grob::stencil-height
(lambda (grob b e) (ly:grob::stencil-height grob)))
}
}
{ \key d \minor
\time 3/4
\set Score.skipBars = ##t
R2.*8 \bar ":|" R2.*16 \bar "|." }
Also, you can check out:
http://lilypond.org/doc/v2.15/Documentation/contributor/understanding-pure-properties
Cheers,
MS
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