[Libreoffice-bugs] [Bug 108042] Tooltips display for toolbar icons suffer from broken font fallback on OSX in CJK UIs

[bugzilla-daemon at bugs.documentfoundation.org]

https://bugs.documentfoundation.org/show_bug.cgi?id=108042

--- Comment #11 from Khaled Hosny <khaledhosny at eglug.org> ---
(In reply to Volga from comment #10)
> (In reply to Khaled Hosny from comment #9)
> > (In reply to V Stuart Foote from comment #8)
> > > @Jay, Khaled -- is this really only going to be CJK? Would expect it to
> > > affect fallback for CTL scripts as well on OSX.
> > 
> > Possibly, we didn’t do font fallback on OSX before the switch to HarfBuzz as
> > the system was doing everything, so there is a bit of new not very tested
> > code here.
> So is it possible to make use of HarfBuzz font fallback APIs to do?

HarfBuzz does not have font fallback APIs, and we do font fallback after
shaping (to a degree) and that is all HarfBuzz has to offer font-fallback wise.

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