GNU bug report logs - #50660
28.0.50; Text artifacting when the cursor moves over text under mouse face that originally displayed a box

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Message #233 received at 50660 <at> debbugs.gnu.org (full text, mbox):

From: Po Lu <luangruo <at> yahoo.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 50660 <at> debbugs.gnu.org
Subject: Re: bug#50660: 28.0.50; Text artifacting when the cursor moves over
 text under mouse face that originally displayed a box
Date: Sat, 16 Oct 2021 20:36:43 +0800

Eli Zaretskii <eliz <at> gnu.org> writes:

> That's a separate problem, which exists in the current code as well,
> doesn't it?

It doesn't, because s->font isn't updated (while s->face is) in the
current code, which makes everything work properly.

> The only solution to that is to merge the mouse-face with the original
> face, ignoring the attributes of mouse-face that affect the text size,
> as documented in the ELisp manual.

Would this be easy to do?  If so, could you explain where to begin
implementing this?  Thanks.

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