Re: different sizes for instrument names (Staff vs. PianoStaff)

[Marc Hohl]

Mats Bengtsson schrieb:
> The simple explanation is that the fontSize property is handled by the 
> Font_size_engraver, which by default lives in the Staff context. Since 
> the PianoStaff instrument names are typeset at the PianoStaff level, 
> it means that the value of fontSize isn't used, then.
> One solution is to add the engraver also at the PianoStaff level:
> \layout{
>  \context{
>    \PianoStaff
>    \consists "Font_size_engraver"
>  }
> }
Ah, I understand. Thanks for this clarification!
> As far as I can see, this does not influence how the fontSize property 
> is handled at the Staff level, so there should be no negative 
> side-effects.
Wouldn't it make sense to include the Font_size_engraver by default into 
the PianoStaff context?
> An alternative, is to explicitly set the font size for the instrument 
> names:
> \new PianoStaff \with { \override InstrumentName #'font-size = 
> #(magnification->font-size 2/3) ... }
I found yet another solution via \markup:
\new PianoStaff \with { instrumentName = \markup { \font-size 
#(magnification->font-size 2/3) ... } }

Thanks,

Marc

>   /Mats
>
> Marc Hohl wrote:
> > Hello,
> >
> > while working with lilypond I discovered that changes of the font 
> > size are
> > treated differently between Staff and PianoStaff.
> >
> > Consider the following snippet:
> >
> > \version "2.13.4"
> >
> > stuff = \relative c {
> >  c4 d e f
> >  g a b c
> > }
> >
> > \score {
> >  <<
> >    \new Staff = "Staff" \with { \override StaffSymbol #'staff-space = 
> > #2/3
> >                                 fontSize = #(magnification->font-size 
> > 2/3)
> >                                 instrumentName = #"Staff" }
> >    { \clef "treble"  \stuff }
> >    \new PianoStaff = "PianoStaff" \with { \override StaffSymbol 
> > #'staff-space = #2/3
> >                                           fontSize = 
> > #(magnification->font-size 2/3)
> >                                           instrumentName = 
> > #"PianoStaff" }
> >    <<
> >      \new Voice = "RH" { \clef "treble" \stuff }
> >      \new Voice = "LH" { \clef "bass" \stuff }
> >    >>
> >  >>
> > }
> >
> > The "Staff" is scaled properly, whereas "PianoStaff" is not. I didn't 
> > find anything in the bug tracker,
> > but this seemed to be not the desired behavior.
> >
> > Marc
> >
> >
> >
> > _______________________________________________
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