Hello,
On 16 April 2012 15:58, <cte...@wesleyan.edu> wrote:
> Hello Everyone,
>
> I would like to add a custom grob to my list of available bar lines. I am
> currently doing the following to create custom bar lines.
>
> %Define the new stencil
> repeatLeftStencil =
> #(ly:make-stencil
> `(path 0.5
> `(rmoveto 0 -2
> rlineto 0 4
> rlineto 1 2
> rmoveto -1 -6
> rlineto 1 -2
> ))
> (cons -0.5 2)
> (cons -4 4))
>
> %assign the stencil to a variable
> repeatLeft = { \once \override Staff.BarLine #'stencil = \repeatLeftStencil }
>
> So then when I want to use the custom grob I just insert \repeatLeft
> before the \bar "|" and it overrides the default barline.
>
> What I would prefer to do would be to define the shorthand \bar "|\" (or
> something like that) to call my custom grob instead of having to override
> it each time I want to use it.
>
> Could anyone direct me to documentation on how I would go about adding my
> custom grob to the list of available barline types?
>
There is this
http://lsr.dsi.unimi.it/LSR/Item?id=668
which uses a custom 'tear' barline by mucking about with the BarLine stencil
I have no experience on how to do this but you could do no worse that
start in the internals
http://lilypond.org/doc/v2.14/Documentation/internals/bar_005fengraver
for instance.
james
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