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Re: ISSUE-299: Cluster matching 1b

From: John Daggett <jdaggett@mozilla.com>
Date: Thu, 12 Sep 2013 21:49:49 -0700 (PDT)
To: Addison Phillips <addison@lab126.com>
Cc: Richard Ishida <ishida@w3.org>, W3C Style <www-style@w3.org>, www International <www-international@w3.org>
Message-ID: <2055734984.7979632.1379047789842.JavaMail.zimbra@mozilla.com>

Addison Phillips wrote:

> The problem is that rule 1b states:
>
> # If a sequence of multiple codepoints is canonically equivalent to a
> # single character and the font supports that character, select this
> # font for the sequence.
> 
> "Select the font" isn't the same as "select the font and use the
> canonically equivalent character glyph for the sequence". We know
> (and greatly appreciate!) that most modern layout engines already do
> this. But if you just select the font and don't render the grapheme
> sequence with the corresponding glyph you'll get tofu. Perhaps
> that's overly obvious?

Ok, I've updated the spec to indicate that the precomposed glyph is
used for the entire cluster.

Please let me know if this satisfies your concerns.

Cheers,

John Daggett
Received on Friday, 13 September 2013 04:50:16 UTC

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