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Re: Shaping characters in upright orientation in vertical text flow

From: Behdad Esfahbod <behdad@behdad.org>
Date: Wed, 18 Jan 2012 15:45:35 -0500
Message-ID: <4F172F6F.4000906@behdad.org>
To: Matitiahu Allouche <matial@il.ibm.com>
CC: John Cowan <cowan@mercury.ccil.org>, John Cowan <cowan@ccil.org>, "public-i18n-bidi@w3.org" <public-i18n-bidi@w3.org>, 'WWW International' <www-international@w3.org>
On 01/18/2012 02:34 AM, Matitiahu Allouche wrote:
> But would not a LamAlef ligature be considered a single "user-perceived
> character"?

Not in Persian at least.

behdad


> Shalom (Regards),  Mati
>       Bidi Architect
>       Globalization Center Of Competency - Bidirectional Scripts
>       IBM Israel
>       Mobile: +972 52 2554160
> 
> 
> 
> 
> From:        John Cowan <cowan@mercury.ccil.org>
> To:        "'WWW International'" <www-international@w3.org>,
> "public-i18n-bidi@w3.org" <public-i18n-bidi@w3.org>
> Date:        18/01/2012 07:59
> Subject:        Re: Shaping characters in upright orientation in vertical text
> flow
> Sent by:        John Cowan <cowan@ccil.org>
> ------------------------------------------------------------------------------
> 
> 
> 
> fantasai scripsit:
> 
>> "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".
> 
> Fair enough.
> 
> -- 
> A mosquito cried out in his pain,               John Cowan
> "A chemist has poisoned my brain!"              http://www.ccil.org/~cowan
>        The cause of his sorrow                 cowan@ccil.org
>        Was para-dichloro-
> Diphenyltrichloroethane.                                (aka DDT)
> 
> 
Received on Wednesday, 18 January 2012 20:46:10 GMT

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