Re: scaling problem

[Werner LEMBERG]

> If you want a foolproof solution, define a markup-command, that
> constructs the brackets, and adjusts lengths with the magstep of
> font-size.

I've done that already (see below).  However, I wasn't able to adjust
the extra-offset parameter in a scaled way.  Can you help?


    Werner

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#(define-markup-command (vbracket layout props vsize xoff yoff)
                        (number? number? number?)
  "A left vertical bracket."
  (let* ((mag (magstep (chain-assoc-get 'font-size props 0)))
         (vb (interpret-markup
              layout
              props
              (markup #:stencil (ly:stencil-translate
                                 (ly:bracket Y (cons 0 (* mag vsize))
                                             (* mag 0.2) (* mag 1))
                                 (cons (* mag xoff) 0))))))
    vb))

\new Staff \with {
  fontSize = #-4
  \override StaffSymbol #'staff-space = #(magstep -4)
}
{
  % compare this
  c''-\tweak #'extra-offset #'(2 . 6)
     -\markup \stencil #(ly:bracket Y '(0 . 5) 0.2 1)

  % with this
  c''-\markup \vbracket #5 #2 #6
}