At 09:41 -0600 2002-07-02, John H. Jenkins wrote:
>Alas, but that's technically impossible. Both OT and AAT (I'm not
>sure about Graphite) require that single characters map to single
>glyphs, which are then processed.
Hm? How do you handle the decomposed sequence A + COMBINING ACUTE?
Surely that is a sequence of characters mapping to a single glyph.
Just goes to show that I don't make proper Unicode fonts yet because
the tools just aren't up to snuff.
>(In OT, of course, you are also supposed to do some preprocessing in
>character space, but that doesn't solve this problem.) It would be
>nice to have a cmap format which maps multiple characters to single
>glyphs initially.
I always thought there was. Now I'm really confused as to how I would
make a complex Indic syllable.
>The way we deal with this is to have the ligatures with the ZWJ
>inserted as part of a ligature table which is on by default and
>which isn't revealed to the UI so that the user can't turn them off.
I am not sure I understand, but then I haven't been able to make use
of the AAT ligature tables yet. ;-)
-- Michael Everson *** Everson Typography *** http://www.evertype.com
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