Re: problem with bar numbers and ossia staves

[Thomas Morley]

2013/5/28 Werner LEMBERG <address@hidden>:
>
>>>> That being said, the bar number engraver uses
>>>> ly:side_position_interface::move-to-extremal-staff for its
>>>> vertical positioning.  The same would likely be done for marks.
>>>> The question is what we should be doing here with regard to
>>>> interrupted staves in general, and/or with regard to ossia staves
>>>> in particular.
>>>
>>> Well, for bar numbers and marks, a temporary disabled or not-yet
>>> existing staff should be treated as not present.  So it seems we
>>> have a bug in the code.
>>
>> +1
>
> I'm no longer sure about this: For example, if you use this reduced
> example
>
>   <<
>     \new Staff = "ossia" { \stopStaff s1*6 }
>
>     \new Staff \relative c' {
>       c4 b c2
>       e4 f e2
>       g4 a g2 \break
>
>       c4 b c2
>       <<
>         { g4 a g2 }
>         \context Staff = ossia {
>           \startStaff g4 e8 f g2 \stopStaff
>         }
>       >>
>       e4 d c2
>     }
>   >>
>
> it is not easy to decide whether the bar number should be moved to the
> non-ossia staff.  So maybe a warning in the documentation is more
> appropriate which says that \startStaff and \stopStaff might cause
> issues, in combination with an improved documentation example.
>
>
>     Werner

This reduced example looks very weird to me. Why would someone want
this isolated Clefs (and the TimeSignature)?
I'd simply call it wrong or unfinished coding.

-Harm