Re: Force text on line without using \textLengthOn

[Thomas Morley]

Am Di., 23. Okt. 2018 um 08:28 Uhr schrieb Urs Liska <address@hidden>:
>
> Hi,
>
> I want to use TextScript.staff-padding to produce markup elements that
> are aligned to their baseline. In order to prevent the texts from moving
> vertically to avoid collisions I used \textLengthOn (or its spelled-out
> variant):
>
> \version "2.19.82"
>
> test =
> #(define-event-function (text)(markup?)
>     #{
>       -\tweak extra-spacing-width #(cons -0.0 0.4)
>       -\tweak extra-spacing-height #(cons -inf.0 +inf.0)
>       -\tweak staff-padding 3
>       -\markup #text
>     #})
>
> \relative {
>    c''8 ^\test "foobar" d16 c
>    c8 ^\test "foobar" d16 ^\test "John Doe" c
> }
>
> However, this does not only push the next notes when there actually is
> some neighboring text (as in the second beat of the following example)
> but also when it wouldn't be needed (see atttached image):
>
> Uncommenting the extra-spacing... tweaks will result in the texts moving
> vertically which is not desired.
>
> Is there another approach to make the following note columns move - but
> only if there *is* something in the way?
>
> Thanks
> Urs

Hi Urs,

from your description it sounds you need sort of a spanner with
adjustable length.
Attached some coding hacking TextSpanner.
What do you think?

Cheers,
  Harm

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