[XeTeX] openType and xetex

[Youcef Mohammed]

i do...


2013/12/3, Khaled Hosny <khaledhosny at eglug.org>:
> May be if you actually read what is posted on the list :)
>
> On Tue, Dec 03, 2013 at 07:29:13AM +0100, Youcef Mohammed wrote:
>> any news???
>>
>> 2012/6/29, Jonathan Kew <jfkthame at googlemail.com>:
>> > On 28/6/12 20:52, Adam Twardoch (List) wrote:
>> >> Youcef is right:
>> >> AFIR, XeTeX supports three layout engines:
>> >> * ICU Layout, cross platform, working with OT Layout tables in SFNT
>> >> fonts
>> >> * Graphite, cross-platform, working with Graphite tables in SFNT fonts
>> >> * ATT, Mac OS X only, working with OT Layout tables and AAT tables in
>> >> SFNT
>> >> fonts.
>> >>
>> >> I don't remember whether XeTeX in addition also supports Uniscribe on
>> >> Windows.
>> >>
>> >> Given the fact that XeTeX is already set up to handle multiple layout
>> >> engines, it would be relatively easy to add support for more --
>> >> especially
>> >> to add support for Harfbuzz. I would applaud if anyone volunteered to
>> >> do
>> >> that (Harfbuzz has sample code that shows you how). It'd be
>> >> particularly
>> >> neat since Harfbuzz itself also supports several backends, in
>> >> particular
>> >> it supports Uniscribe on Windows. So if XeTeX does not currently
>> >> support
>> >> Uniscribe, adding Harfbuzz support would also cheaply add Uniscribe
>> >> support. Harfbuzz also has Graphite2 support so the old direct
>> >> Graphite
>> >> support in XeTeX could be replaced or complemented with
>> >> Harfbuzz+Graphite2.
>> >>
>> >> XeTeX would be seriously improved if Harfbuzz support were added.
>> >>
>> >
>> > Yes, that'd be a great step forward, now that the harfbuzz API is (I
>> > think) reasonably stable. I'd love to see it to completely replace the
>> > use of ICU layout eventually, but it's not quite ready for that yet.
>> >
>> > JK
>> >
>> >
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