Re: Question about small noon

[Gregg Reynolds <gar at arabink dot com>]

Thomas Milo wrote:

> 
> Tatweel is not a grapheme. I have come to the conclusion, that the letter
> shaping mechanism needs a new catagory: amphibuous (literally "between
> both", between skeleton and vowel as a category, as well as placed between
> two surrounding letters - with optional and separately encoded tatweel. This
> idea handles the problems with hamza U+0621, superscript alef,
> trailing/superscript retroflex and possibly even the superscript waw. Think
> of it, if you will.
It's a lot simpler if you define tatweel as a chameleon instead of a
frog.  ;)  It takes on ink or not depending on the inking of its
neighbors, and it can bear stacking characters.  Simple and elegant.

-g