Re: text-decoration-skip-ink auto should continue past behavior - 30+ years of underline behavior changed by latest CSS draft from OwN-3m-All on 2018-02-22 (www-style@w3.org from February 2018)

From: OwN-3m-All <own3mall@gmail.com>
Date: Wed, 21 Feb 2018 20:51:50 -0700
To: Gérard Talbot <www-style@gtalbot.org>
Cc: Tadeus Prastowo <tadeus.prastowo@unitn.it>, W3C www-style mailing list <www-style@w3.org>
Message-ID: <CAK0ZC5WZQDSHHuNq+qUF55nYjZ+kt+bGEMs32jtO=0JEer9xdg@mail.gmail.com>

> CSS 2.x
> Appendix E. Elaborate description of Stacking Contexts, E.2 Painting order
> https://www.w3.org/TR/CSS21/zindex.html#painting-order
> https://www.w3.org/TR/CSS22/zindex.html#painting-order
> states that underline text-decoration is painted first and then glyphs are
> painted. Therefore, glyphs with descenders (gjpqy) will paint over an
> underline. Since underline and glyphs often use the same color, this will
> give the visual impression that underline cut through descenders.

That sounds right!  Not rendering the underline under or above (I'm
fine with either as long as the line isn't broken apart) certain
descending characters makes no sense and is inconsistent with how
underlined text has ALWAYS worked in the NORMAL world.

Received on Thursday, 22 February 2018 03:52:20 UTC