Re: Understanding spacing

[David Kastrup]

Noeck <address@hidden> writes:

> Hi,
>
> I try to get the spacing commands right and this looks strange to me:
>
> \version "2.16.0"
> \paper {
>   system-system-spacing #'basic-distance = #123
>   system-system-spacing #'stretchability = #123
>   #(display system-system-spacing)
> }
>
> produces in the output:
>
> ((stretchability . 123) (basic-distance . 123) (basic-distance . 12)
> (minimum-distance . 8) (padding . 1) (stretchability . 60))
>
> Why basic-distance and stretchability are not overwritten by the new
> values?

But they are.

> Second question: Is there a function to change all 4 values without
> typing the whole alist, only the values? Like:
>   system-system-spacing = \foo #12 #8 #1 #60
> That would be handy.

Write it using define-scheme-function.

> Third question: Is there a way to change spacing relative to the current
> settings?
> Like system-system-spacing #'basic-distance += #5 % note the +=

No.  You'd have to use Scheme.

-- 
David Kastrup