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Re: [HTML5] i18n comment 2: bdo element doesn\'t leave rendering up to presentation layer

From: Ian Hickson <ian@hixie.ch>
Date: Tue, 10 Feb 2009 10:28:30 +0000 (UTC)
To: ishida@w3.org
Cc: public-html-comments@w3.org, public-i18n-core@w3.org
Message-ID: <Pine.LNX.4.62.0902101027180.28232@hixie.dreamhostps.com>

On Fri, 29 Feb 2008 ishida@w3.org wrote:
> 
> Comment from the i18n review of:
> http://www.w3.org/html/wg/html5/
> 
> Comment 2
> At http://www.w3.org/International/reviews/0802-html5/
> Editorial/substantive: S
> Tracked by: RI
> 
> Location in reviewed document:
>  
> 3.12.21 [http://www.w3.org/html/wg/html5/#the-bdo]
> 
> Comment: \"If the element has the dir 
> [http://www.w3.org/html/wg/html5/#dir] attribute set to the exact value 
> ltr, then for the purposes of the bidi algorithm, the user agent must 
> act as if there was a U+202D LEFT-TO-RIGHT OVERRIDE character at the 
> start of the element, and a U+202C POP DIRECTIONAL FORMATTING at the end 
> of the element.\"
> 
> \"If the element has the dir [http://www.w3.org/html/wg/html5/#dir] 
> attribute set to the exact value rtl, then for the purposes of the bidi 
> algorithm, the user agent must act as if there was a U+202E 
> RIGHT-TO-LEFT OVERRIDE character at the start of the element, and a 
> U+202C POP DIRECTIONAL FORMATTING at the end of the element.\"
> 
> The section about the <bdo> element does *not* leave the expected 
> behavior completely up to the presentation layer - which is confusing. 
> Content authors need to know if they should use CSS, if CSS would 
> override the specified behavior etc.

It's not clear exactly what should be changed to address this comment. If 
you could elaborate, especially in light of the new rendering section, 
that would be great.

Thanks,
-- 
Ian Hickson               U+1047E                )\._.,--....,'``.    fL
http://ln.hixie.ch/       U+263A                /,   _.. \   _\  ;`._ ,.
Things that are impossible just take longer.   `._.-(,_..'--(,_..'`-.;.'
Received on Tuesday, 10 February 2009 10:29:08 GMT

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