From: Werner LEMBERG <wl@gnu.org>
To: handa@gnu.org
Cc: 50177@debbugs.gnu.org, larsi@gnus.org, jidanni@jidanni.org
Subject: bug#50177: Support U+20DD COMBINING ENCLOSING CIRCLE
Date: Sat, 28 Aug 2021 06:40:02 +0000 (UTC) [thread overview]
Message-ID: <20210828.084002.1335089005801839087.wl@gnu.org> (raw)
In-Reply-To: <87tuja2ido.fsf@gnu.org>
>> CC'ing Handa-san, in the hope that he could explain better why we
>> disallow character composition from different fonts.
>
> The main reason is what Eli wrote. An opentype font contains rules
> to tell how to compose two glyphs in that font. But such rules are
> specific to that font, and there's no way to combine rules of
> different fonts. So, an opentype rendering engine does not work for
> different fonts.
>
> And, when we artificially compose characters from different fonts,
> there is a possibility that the resulting image looks like a
> different character which I think is worse than not composing.
+1
Werner
next prev parent reply other threads:[~2021-08-28 6:40 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-23 23:14 bug#50177: Support U+20DD COMBINING ENCLOSING CIRCLE 積丹尼 Dan Jacobson
2021-08-24 11:54 ` Eli Zaretskii
2021-08-24 13:39 ` 積丹尼 Dan Jacobson
2021-08-24 16:25 ` Eli Zaretskii
2021-08-24 15:30 ` Lars Ingebrigtsen
2021-08-24 16:38 ` Eli Zaretskii
2021-08-25 10:52 ` Lars Ingebrigtsen
2021-08-28 6:28 ` handa
2021-08-28 6:40 ` Werner LEMBERG [this message]
2021-08-28 7:32 ` Eli Zaretskii
2021-11-14 6:49 ` Lars Ingebrigtsen
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20210828.084002.1335089005801839087.wl@gnu.org \
--to=wl@gnu.org \
--cc=50177@debbugs.gnu.org \
--cc=handa@gnu.org \
--cc=jidanni@jidanni.org \
--cc=larsi@gnus.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
Code repositories for project(s) associated with this external index
https://git.savannah.gnu.org/cgit/emacs.git
https://git.savannah.gnu.org/cgit/emacs/org-mode.git
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.