W3C home > Mailing lists > Public > www-style@w3.org > September 2015

Re: [css-text] Control Characters Roll Call on implementation

From: Jonathan Kew <jfkthame@gmail.com>
Date: Thu, 10 Sep 2015 21:42:27 +0100
To: Greg Whitworth <gwhit@microsoft.com>, David Baron <dbaron@dbaron.org>, Dean Jackson <dino@apple.com>, Tab Atkins <tabatkins@google.com>, "www-style@w3.org" <www-style@w3.org>
Message-ID: <55F1EB33.4070708@gmail.com>
On 10/9/15 21:21, Greg Whitworth wrote:
> One thing of note is that we noticed all
> browsers throw away the C1 control characters during HTML parsing so
> this replacement isn't possible. If the other UAs can confirm this we
> should adjust the language in the text to only change the C0 control
> characters and ensure that your HTML parser is disposing of the C1
> block.

Note that even if the HTML parser disposes of C1 controls, it's still 
possible to put them into the document via script.

Therefore, I think it's important for the rendering engine to handle 
these properly as well (i.e. render them as hexboxes or similar, rather 
than using glyphs from some fallback font that happens to have abused 
the codepoints).

JK
Received on Thursday, 10 September 2015 20:43:00 UTC

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