Re: "Hide" the tagline

[Simon Albrecht]

Am 27.02.2017 um 18:55 schrieb Klaus Blum:
> Urs Liska wrote
> > I'm looking for a way to "externally" hide the tagline, i.e. by either
> > making it transparent or colouring it white.
> Coloring white leaves invisible but useless stuff at the bottom.
> So maybe better:
>
> % ---------------------- color.ily ----------------------------
> #(define-markup-command (tagline-color layout props text)
>     (markup?)
>     (interpret-markup layout props
>       #{
>         \markup{ \transparent $text }
>       #}))
> % -------------------------------------------------------------

You could just as well have written
make-tagline-color-markup = #make-transparent-markup
or maybe even (I’m not sure if that does work for markup commands yet)
tagline-color = \markup\transparent \etc
The ‘conditional’ part is missing.


> % ====================== main document ========================
> \paper {ragged-last-bottom = ##f}
> \header {
>    tagline = \markup \tagline-color { use \rotate #90 sooooooooooooooooooooo
> much space }
> }
> {
>    \repeat unfold 10 {c'1 \break}
> }
> % =============================================================

And, as Urs already said, he was looking for a way that does _not_ 
require changing the input file at all.

Best, Simon