[HarfBuzz] U+1A55 TAI THAM MEDIAL RA Reordering in HarfBuzz?

[Ed Trager]

OK, the lastest Firefox update, version 21, reorders MEDIAL RA correctly!
This is excellent! :-)



On Tue, Apr 23, 2013 at 5:28 PM, Jonathan Kew <jfkthame at googlemail.com>wrote:

> On 23/4/13 22:18, Ed Trager wrote:> Hi, Behdad and List Members,
>
> >
> > In Firefox 20.0 on Mac OS X and in Firefox 18.0.2 on Ubuntu, I see that
> > the five PREFIXED TAI THAM DEPENDENT VOWEL SIGNS  U+1A6E, 1A6F, 1A70,
> > 1A71, 1A72 are correctly reordered and the spacing/kerning after
> > reordering is also correct.
> >
> > HOWEVER, U+1A55 TAI THAM MEDIAL RA is *NOT* being reordered in these two
> > versions of Firefox ...  May I kindly ask WHY IS THAT ?
> >
> > Surely FF 18.0.2 on Ubuntu is using HarfBuzz, yes?  I'm not sure about
> > FF 20.0 on Mac OS X -- also using HarfBuzz or not ?
>
> Certainly not the most recent version of harfbuzz.
>
> Try up-to-date Nightly builds (or at least the Aurora release channel) to
> see if the behavior is the same there.
>
> Also, providing a minimal but complete testcase (e.g. an HTML page that
> uses @font-face to load an appropriate font) would make it easier for us to
> reproduce and investigate any issues.
>
> JK
>
>
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