On support for Ideographic Variation Sequences

[Takeshi Abe]

Hi Caolán,

On Wed, 10 Oct 2012 12:50:24 +0100, Caolán McNamara <caolanm at redhat.com> wrote:
> On Wed, 2012-10-10 at 09:42 +0900, Takeshi Abe wrote:
>> Hi all,
>> 
>> I am now wondering how we can approach support for ideographic variation sequences
>> (IVS) in LibreOffice, which has been long requested as you can see at [1].
> 
> For our Linux story anyway I wonder why (these are new to me) icu
> doesn't know about these already and "do the right thing" at least for
> the purposes of rendering text. Maybe a dig into the icu trac on the ivs
> search terms might throw up some additional info ?
Thank you for your suggestion! Now I tried mining its trac and repository
with keyword 'variation sequence/selector', but got few relevant items.
Anyway I will continue exploring ICU for further information.

> 
>> So far, having read [2] about Mozilla's case, I think HarfBuzz looks promising for
>> the purpose. And employing the library has already been mentioned [3] in somewhat
>> different context in this list.
> 
> Yeah. FWIW it's also quite possible that icu might itself eventually end
> up sitting on top of harfbuzz.
That's great, even if it would take some time.

Cheers,
-- Takeshi Abe