Re: How to properly scale a line in markup?

[Robin Bannister]

Thomas Morley wrote:

> In the real markup-command there will be no "A", so I can't go for
> stencil-extent of it.
.
.
.
> Am I missing something?


I have the feeling it must be me that's missing something,
but can't you keep the "A" and just not print it?

    (let* ((ref-stil (interpret-markup layout props "A"))
           (y-ext (ly:stencil-extent ref-stil Y)))
      (ly:round-filled-box '(0 . 0.1) y-ext 0.08)))


Cheers,
Robin