W3C home > Mailing lists > Public > www-math@w3.org > February 2013

Re: Mirroring Unicode symbols in Arabian

From: Khaled Hosny <khaledhosny@eglug.org>
Date: Tue, 19 Feb 2013 14:08:58 +0200
To: Kent Karlsson <kent.karlsson14@telia.com>
Cc: David Carlisle <davidc@nag.co.uk>, Daniel Marques <dani@wiris.com>, www-math@w3.org
Message-ID: <20130219120858.GA7030@khaled-laptop>
On Tue, Feb 19, 2013 at 12:54:23PM +0100, Kent Karlsson wrote:
> 
> Den 2013-02-19 12:40, skrev "David Carlisle" <davidc@nag.co.uk>:
> > http://www.unicode.org/Public/UNIDATA/UnicodeData.txt
> > 
> > Is the master source for most of the information but there are derived
> > files, in particular
> > 
> > http://www.unicode.org/Public/UNIDATA/BidiMirroring.txt
> > 
> > has the characters re-ordered by mirroring property rather than codepoint.
> 
> Na, the BidiMirroring.txt file is an attempt at doing the mirroring on a
> character basis. For the "[BEST FIT]" ones, one really should do a glyph
> based mirroring (either statically in the font, or dynamically at rendering
> time).

Note that dynamic mirroring should be used with care, symbols like
U+2231 “∱” can not be simply mirrored or its semantics will be reversed.

Regards,
Khaled
Received on Wednesday, 20 February 2013 14:02:01 GMT

This archive was generated by hypermail 2.2.0+W3C-0.50 : Wednesday, 20 February 2013 14:02:10 GMT