[HarfBuzz] HB-NG and Qt

[Konstantin Ritt]

Since we didn't find any native Windows app which applies kerning for these
fonts, Eskil just re-considered the described report from "regression" to
"fix" ;)

Thanks guys.

Regards,
Konstantin

2014-11-07 10:22 GMT+04:00 Khaled Hosny <khaledhosny at eglug.org>:

> On Thu, Nov 06, 2014 at 08:25:05PM +0000, Jonathan Kew wrote:
> > On 6/11/14 20:10, Khaled Hosny wrote:
> > >On Thu, Nov 06, 2014 at 09:32:26AM -0800, Behdad Esfahbod wrote:
> > >>On 14-11-05 11:50 PM, Khaled Hosny wrote:
> > >>>Tahoma (at least the version shipped in Windows 7) has a kern table,
> > >>>but no kern feature in its GPOS table, so HarfBuzz will not apply the
> > >>>kern table as Behdad described. Uniscribe does not apply the kern
> > >>>table here either AFAICT, so I think the font is working as intended.
> > >>
> > >>That was indeed my thinking before.  From what I remember, Uniscribe
> *never*
> > >>applied the TrueType 'kern' table; it was left to applications to do
> that.
> > >>
> > >>So I think what I like to see is: on versions of Windows that ship
> with such
> > >>fonts, does notepad apply kerning?  If it does, we should do in
> HarfBuzz.
> > >>Otherwise I'm leaning towards keeping HarfBuzz as is.
> > >
> > >I tried notepad while testing this and it did not apply kerning for that
> > >font (I got kerning in few other random fonts I tried, just in case).
> >
> > In the fonts where you did get kerning, is there a GPOS 'kern' feature
> > present?
>
> I tried some Adobe fonts so I think those have a kern feature, but I
> tried some MS fonts as well (I don't recall which fonts and I don't have
> that machine around to check again now).
>
> Regards,
> Khaled
>
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