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

[Ed Trager]

I should probably have said "Firefox v. 21.0 on OS X" -- I have not yet
checked on other platforms ...



On Wed, Apr 24, 2013 at 2:42 PM, Ed Trager <ed.trager at gmail.com> wrote:

> 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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>>
>
>
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