Re: pango + zwj

[Arun M <am_in_00 yahoo com>]

> >  * Pango currently forms chillu even when ZWJ isn't present. While
> >    the correct behavior is very much debatable, my current
> >    inclination is that this ZWJ should be required.
> 
> We have a similar problem with yansaya in Sinhala.  The correct
> behaviour (according to the `official' standards, both Unicode and
> SLS) is to form Yansaya only if ZWJ is present.

I used a font hack. In the font i defined a halan ligature with ZWJ. 

ie chillu na = ligature <na><virama><ZWJ> (haln feature).

Now <na><virama> gives <na><virama> and <na><virama><zwj> gives chillu
na.

arun.


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