Re: ETA for unicode combined char in Pango?

[Behdad Esfahbod <behdad behdad org>]

On Mon, 2007-01-22 at 08:45 +0600, Christopher Fynn wrote:
> Hi Behdad
> 
> Same problem Mathieu mentions is there with the combined Tibetan script 
> mark characters
> U+0F73, U+0F76, U+0F77, U+0F78, U+0F79 & U+0F81. These need *decomposing*
> into two or more characters so that the individual glyph elements can be 
> separately positioned above
> and below the base glyph which may consist of one or more consonants and 
> so, in Tibetan, is of 
> variable height.  

Isn't that just the bug I mentioned already:

  http://bugzilla.gnome.org/show_bug.cgi?id=385168

behdad


> - Chris
> 
> 
> 
> 
> Behdad Esfahbod wrote:
> > On Sat, 2007-01-20 at 20:34 +0700, Mathieu Pellerin wrote:
> >   
> >> Greetings,
> >>
> >> I was wondering if the Pango developers have an ETA on a
> >> yet-to-be-supported feature that, lacking the proper technical term, I
> >> would define as 'unicode combined char'.
> >>
> >> For example, the unicode character U+17FE, a Khmer vowel. You can
> >> reconstitute the vowel using two other unicode character (U+17C4 and
> >> U+17C7) hence me labeling it 'unicode combined char'.
> >>     
> >
> > According to my Unicode 5.0 data files, there is no such character as U
> > +17FE.
> >
> >   
> >> I'm not sure how it'd affect other languages, but for Khmer while it's
> >> not critical, it would certainly be a time saver.
> >>     
> >
> > While Pango can be smarter about canonically equivalent Unicode
> > sequences, the fonts can help too, by correctly populating their 'ccmp'
> > OpenType feature.  That currently doesn't work for Khmer though:
> >
> >   http://bugzilla.gnome.org/show_bug.cgi?id=385168
> >
> > If you let me know more about your situation (are you designing a font?
> > Did you really mean the nonexistent U+17FE? etc.) I may better help.
> >
> >   
> >> Matt
> >>     
> >
> >   
> 
-- 
behdad
http://behdad.org/

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