From: Peter Kirk (peterkirk@qaya.org)
Date: Sat Jun 11 2005 - 18:27:32 CDT
On 11/06/2005 22:03, Kent Karlsson wrote:
> ...
>
>Yes, you're right. I was aiming for something that allowed for cursive
>joining, but prevented ligation, ...
>
>I was hoping to avoid such a complex condition, and have a simpler
>replacement policy. Unfortunately, ZW(N)J are overloaded for cursive
>joining
>and ligation behaviour, CGJ does not affect joining/ligation, neither
>does
>WJ (according to TUS 4, which need not be the same as current practice,
>as
>they may not be "supported").
>
>  
>
This does seem to be the problem. But I note from Table 8-3 that "most 
format control characters (General Category Cf) are transparent to 
cursive joining", but also that most of them other than ZWJ inhibit 
ligation. So surely the answer is to choose a Cf character other than 
ZWJ which has no other unsuitable characteristics. I'm not sure if there 
is one, but I would think that if there is not a control character which 
inhibits ligation but is transparent to cursive joining, there ought to 
be such a character.
-- Peter Kirk peter@qaya.org (personal) peterkirk@qaya.org (work) http://www.qaya.org/ -- No virus found in this outgoing message. Checked by AVG Anti-Virus. Version: 7.0.323 / Virus Database: 267.6.8 - Release Date: 11/06/2005
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