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Re: Shaping characters in upright orientation in vertical text flow

From: fantasai <fantasai.lists@inkedblade.net>
Date: Tue, 17 Jan 2012 21:31:44 -0800
Message-ID: <4F165940.9080203@inkedblade.net>
To: www-international@w3.org
On 01/17/2012 09:22 AM, John Cowan wrote:
> Phillips, Addison scripsit:
> But what are you asking for?  Arguably a (non-default) grapheme cluster
> in Arabic is any number of letters up to a non-joining or right-joining
> character, inclusive.  That would just look silly in vertical mode.

"grapheme cluster" is a technical term meant to encompass, roughly-speaking,
a "user-perceived character" (to quote UAX29). While Arabic letters may
cursively join, a joined sequence is most definitely not considered a single
"user-perceived character".

Received on Wednesday, 18 January 2012 05:32:17 GMT

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