Re: can't seem to apply tweaks on tweaks

[David Kastrup]

Kieren MacMillan <address@hidden> writes:

> Hi David,
>
>> Unless you actually follow up with an example of what you are
>> actually doing which does not work as expected,
>> it will be impossible to tell just what you are doing wrong.
>
> %%%%  SNIPPET BEGINS
> \version "2.19.32"
>
> eightva = \markup \italic \concat { "8" \raise #0.5 { \hspace #0.25 "va" } 
> \hspace #0.5 }
> octU_single = {
>   \once \override Staff.OttavaBracket.stencil = #ly:line-spanner::print
>   \once \override Staff.OttavaBracket.bound-details =
>     #`((left . ((X . -1) (Y . 0) (padding . -0.5) (stencil-align-dir-y . 
> ,0.85)))
>        (right . ((X . 2) (Y . 0) (padding . -1.5) (text . 
> ,(make-draw-line-markup (cons 0 -1))))))
>   \once \override Staff.OttavaBracket.font-shape = #'roman
>   \once \override Staff.OttavaBracket.bound-details.left.text = \eightva
>   \once \override Staff.OttavaBracket.left-bound-info =
>      #ly:line-spanner::calc-left-bound-info-and-text
>   \once \override Staff.OttavaBracket.right-bound-info =
>      #ly:line-spanner::calc-right-bound-info
>   \ottava #1
> }
>
> testing = {
>   \octU_single c''''1
> }
>
> \score { \testing }
>
> "testing2" = {
>   \once \override OttavaBracket.shorten-pair = #'(-10 . -10) \octU_single 
> c''''1
> }
>
> \score { \"testing2” }
> %%%%  SNIPPET ENDS
>
> Note how the #'shorten-pair adjustment doesn’t seem to be applied.

OttavaBracket is engraved at Staff level, here you override it at Voice
level.  The Ottava_spanner_engraver never gets to see your override.
Why do you think you wrote Staff.OttavaBracket in octU_single all the
time?

-- 
David Kastrup