GNU bug report logs - #44020
28.0.50; Prefer selection of colour emoji fonts?

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Message #71 received at 44020 <at> debbugs.gnu.org (full text, mbox):

From: Stephen Berman <stephen.berman <at> gmx.net>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 44020 <at> debbugs.gnu.org, Robert Pluim <rpluim <at> gmail.com>, larsi <at> gnus.org
Subject: Re: bug#44020: 28.0.50; Prefer selection of colour emoji fonts?
Date: Mon, 19 Oct 2020 21:03:49 +0200

On Mon, 19 Oct 2020 21:52:13 +0300 Eli Zaretskii <eliz <at> gnu.org> wrote:

>> From: Robert Pluim <rpluim <at> gmail.com>
>> Cc: 44020 <at> debbugs.gnu.org,  larsi <at> gnus.org
>> Date: Mon, 19 Oct 2020 20:34:41 +0200
>> 
>> (set-fontset-font t 'emoji '("Apple Color Emoji . "iso1064601") nil
>> 'prepend)
>> 
>> It *should* work as-is on GNU/Linux, but for some reason Emacs is
>> completely refusing to use any Emoji fonts for me there. Itʼs possible
>> Iʼve messed up my system somehow, since emacs-27 has the same issue,
>> but Iʼm seeing some very suspicious results from
>> ftcrfont_glyph_extents (the font average width is always 0), so perhaps
>> we need to adjust our font code.
>
> Didn't someone say they can see color emoji on Cairo?

Yes, Lars noted (and I confirm) that the following two lines suffice:

(set-fontset-font t 'symbol "Noto Color Emoji")
(set-fontset-font t 'symbol "Symbola" nil 'append)

Steve Berman

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