[NTG-context] Luatex (actually Aleph) and Bidi_Mirrored chars in RTL mode

Hans Hagen pragma at wxs.nl
Sun Jun 15 22:32:40 CEST 2008


Idris Samawi Hamid wrote:
> Hi Khaled,
> 
> On Fri, 13 Jun 2008 15:52:27 -0600, Khaled Hosny <khaledhosny at eglug.org> 
> wrote:
> 
>>> experimental in the beta
>>>
>>> \setcharactermirroring[1]
>>
>> It does work perfectly with unidirectional texts (RTL or LTR), but when
>> mixing bi-directional text, like Arabic text between brackets inside
>> English line, the closing bracket takes the direction of the embedded
>> text not the main line.
>> See the attached example.
> 
> I just worked with this, and made some symmetrical definitions: see the 
> attached modified files.
> 
> \setcharactermirroring[0,1] works in both uni- and bi-directional text 
> -- note that each bracketpair is inside of its respective directional 
> context.

i wonder what gives you the impression that you can use 0.1 as argument

currently there is no reset command but you can say

\setcharactermirroring[-1]

since -1 resets an attribute

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