RE: Mirroring Unicode symbols in Arabian

So this means that reversing a symbol to express a mathematical concept is unavailable to non-RTL text even though the fonts and the font rendering mechanism has the capability.

Paul

> -----Original Message-----
> From: Murray Sargent [mailto:murrays@exchange.microsoft.com]
> Sent: Wednesday, February 20, 2013 11:36 AM
> To: Paul Topping; Khaled Hosny
> Cc: Neil Soiffer; Kent Karlsson; David Carlisle; Daniel Marques; www-
> math@w3.org
> Subject: RE: Mirroring Unicode symbols in Arabian
> 
> I meant that the codes for the mirrored integral, etc., are exactly the
> same as the unmirrored symbols. The display software just mirrors them
> in RTL math zones. If you use OpenType, you used the 'rtlm' feature or
> shaping, as the characters warrant. This is the same thing as for
> mirrored characters that have mirrored character counterparts. An open
> paren is U+0028 whether it's mirrored or not.
> 
> Murray
> 
> -----Original Message-----
> From: Paul Topping [mailto:pault@dessci.com]
> Sent: Wednesday, February 20, 2013 11:31 AM
> To: Murray Sargent; Khaled Hosny
> Cc: Neil Soiffer; Kent Karlsson; David Carlisle; Daniel Marques; www-
> math@w3.org
> Subject: RE: Mirroring Unicode symbols in Arabian
> 
> Not sure how this answers my question.
> 
> Paul
> 
> > -----Original Message-----
> > From: Murray Sargent [mailto:murrays@exchange.microsoft.com]
> > Sent: Wednesday, February 20, 2013 11:24 AM
> > To: Paul Topping; Khaled Hosny
> > Cc: Neil Soiffer; Kent Karlsson; David Carlisle; Daniel Marques; www-
> > math@w3.org
> > Subject: RE: Mirroring Unicode symbols in Arabian
> >
> > Mirrored glyphs are a display feature, not a semantic one.
> >
> > Murray
> >
> > Paul Topping asked, "If access to these characters requires use of
> > this OpenType feature, does it imply that such characters will not be
> > accessible from applications that simply process Unicode text strings
> > (eg, web browsers and most other apps)?"

Received on Wednesday, 20 February 2013 19:46:48 UTC