[webkit-dev] Request for position: CSS @font-face descriptor advance-override

Myles Maxfield mmaxfield at apple.com
Mon Aug 9 10:06:31 PDT 2021

Positive signal on size-adjust

> On May 4, 2021, at 3:38 AM, Dominik Röttsches via webkit-dev <webkit-dev at lists.webkit.org> wrote:
> As an update to our intent here. as posted by Xiaocheng earlier, we're planning to ship the size-adjust descriptor. 
>> On Mon Feb 22 16:50:28 PST 2021 Xiaocheng Hu xiaochengh at chromium.org wrote:
>> Hi webkit-dev,
>> This is a request for WebKit's position on a new descriptor
>> 'advance-override' of the CSS @font-face rule.
>> This is a new feature that the CSSWG just added into CSS Fonts Level 5 for
>> reducing layout shifting caused by web fonts. Chrome has already
>> implemented it in M90 behind a flag.
>> Explainer:
>> https://gist.github.com/xiaochengh/3aae8a97d1b0388c8e701819b63e2c49
>> Spec: https://drafts.csswg.org/css-fonts-5/#font-metrics-override-desc
>> May I assume https://github.com/w3c/csswg-drafts/pull/5991, authored by
>> Myles, as a positive signal?
>> Thank you!
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