[XeTeX] Nastaliq [was: The future of XeTeX]

[Adam Twardoch (List)]

I didnot say it's Nastaleeq-specific, or exclusive to Nastaleeq. But Nastaleeq is possibly the most relevant script variant that heavily relies on cursive attachment in OpenType. 

Sent from my mobile phone.

On 02.08.2012, at 10:53, Khaled Hosny <khaledhosny at eglug.org> wrote:

> But that is not Nastaliq specific (Arabic Typesetting uses cursive
> attachments extensively too, my Naskh font uses them occasionally as
> well). So, any sufficiently complex font will have issues with such
> engines, Nastaliq or not.
> 
> Regards,
> Khaled
> 
> On Thu, Aug 02, 2012 at 04:40:55AM +0200, Adam Twardoch (List) wrote:
>> Nastaliq OpenType fonts typically use the GPOS LookupType 3 (cursive
>> attachment), which is not supported by some of the more simple-minded
>> OpenType Layout engines.
>> 
>> A.
>> 
>> Sent from my mobile phone.
>> 
>> On 02.08.2012, at 04:28, Mike Maxwell <maxwell at umiacs.umd.edu> wrote:
>> 
>>> On 8/1/2012 6:48 PM, Khaled Hosny wrote:
>>>> I remember specifically testing some Nastaliq fonts and Hans fixing some
>>>> small issues I found, I just tested again now and IranNastaliq seems to
>>>> work (my fork of Nafees Nastaleeq is broken though, but it uses an
>>>> OpenType GDEF feature not supported by LuaTeX's font loader, so this is
>>>> expected and not even Arabic specific).
>>> 
>>> I'm interested in this.  We have used Nafees Nastaleeq v1.2 (IIRC), and plan to use it for Punjabi written in Shahmukhi.  While this font works reasonably well in XeTeX, there were a couple things we were bothered by.  But it's been awhile since we last used it, and we're not experts in this style of Arabic script, so I can't remember the problems, nor would I be confident enough to say much about them anyway.
>>> 
>>> Have you written up your work on Nastaliq?
>>> -- 
>>>   Mike Maxwell
>>>   maxwell at umiacs.umd.edu
>>>   "My definition of an interesting universe is
>>>   one that has the capacity to study itself."
>>>       --Stephen Eastmond
>>> 
>>> 
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