From: Miles Bader <miles@gnu.org>
To: Werner LEMBERG <wl@gnu.org>
Cc: jianzhong.huang@i-soft.com.cn, emacs-devel@gnu.org
Subject: Re: A patch for enforcing double-width CJK character display
Date: Tue, 17 Apr 2012 14:52:19 +0900 [thread overview]
Message-ID: <87r4vmewh8.fsf@catnip.gol.com> (raw)
In-Reply-To: <20120417.065618.393680168.wl@gnu.org> (Werner LEMBERG's message of "Tue, 17 Apr 2012 06:56:18 +0200 (CEST)")
Werner LEMBERG <wl@gnu.org> writes:
>> 1) In case 1, a 20-character sequence of ASCII characters takes 180
>> pixels to display, and a 10-character sequence of CJK characters
>> takes 120 pixels to display.
>
> Mhmm. The silent assumption of making a CJK and ASCII font fit is
> that double-width characters are really double width in relation to
> single-width characters. In your example, the width of two ASCII
> characters is 18px, while one CJK character is 12px. Such two fonts
> simply don't fit, and no clever algorithm will be able to make them
> ever fit without scaling.
Er, wait, what?
It can be done trivially, by adding 3 pixels of whitespace on both
sides of every CJK character...
[Which is the source of my concern: that in some cases it might be so
much whitespace that the result looks funny.]
-miles
--
Consult, v.i. To seek another's disapproval of a course already decided on.
next prev parent reply other threads:[~2012-04-17 5:52 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <4F85A138.6090900@i-soft.com.cn>
2012-04-11 15:48 ` A patch for enforcing double-width CJK character display Kan-Ru Chen
2012-04-11 16:16 ` 黄建忠
2012-04-12 8:56 ` 黄建忠
2012-04-12 9:53 ` Eli Zaretskii
2012-04-12 11:18 ` 黄建忠
2012-04-12 14:27 ` Eli Zaretskii
2012-04-12 17:56 ` 黄建忠
2012-04-12 20:33 ` Stefan Monnier
[not found] ` <4F8782C8.2030005@i-soft.com.cn>
2012-04-13 11:42 ` 黄建忠
2012-04-13 12:03 ` 黄建忠
2012-04-13 13:27 ` Stefan Monnier
2012-04-15 5:10 ` Miles Bader
2012-04-15 13:27 ` 黄建忠
2012-04-15 16:08 ` William Xu
2012-04-15 22:19 ` Miles Bader
2012-04-16 0:51 ` 黄建忠
2012-04-16 5:27 ` Miles Bader
2012-04-16 5:40 ` 黄建忠
2012-04-16 6:37 ` 黄建忠
2012-04-16 9:21 ` 黄建忠
2012-04-17 2:16 ` 黄建忠
2012-04-17 0:13 ` Miles Bader
2012-04-17 0:39 ` Miles Bader
2012-04-17 2:00 ` 黄建忠
2012-04-17 2:30 ` Miles Bader
2012-04-17 3:00 ` 黄建忠
2012-04-17 4:08 ` Miles Bader
2012-04-17 4:56 ` Werner LEMBERG
2012-04-17 5:02 ` 黄建忠
2012-04-17 6:33 ` Miles Bader
2012-04-17 7:03 ` Werner LEMBERG
2012-04-17 5:52 ` Miles Bader [this message]
2012-04-17 6:10 ` 黄建忠
2012-04-17 7:02 ` Miles Bader
2012-04-17 8:06 ` Werner LEMBERG
2012-04-17 8:25 ` Miles Bader
2012-04-17 9:06 ` Werner LEMBERG
2012-04-17 8:51 ` 黄建忠
2012-04-17 6:45 ` Werner LEMBERG
2012-04-17 9:07 ` James Cloos
2012-04-17 9:27 ` 黄建忠
2012-04-17 1:47 ` 黄建忠
2012-04-18 6:54 ` Kenichi Handa
2012-04-18 8:13 ` 黄建忠
2012-04-18 13:58 ` Miles Bader
2014-04-28 5:35 JunJie Nan
2014-04-29 5:39 ` Stefan Monnier
2014-04-29 6:36 ` Jan D.
2014-04-29 8:16 ` Thien-Thi Nguyen
2014-04-29 20:41 ` Liang Wang
-- strict thread matches above, loose matches on Subject: below --
2014-04-30 2:00 Hui Liu
2014-04-30 17:08 ` Liang Wang
2014-10-04 3:26 Feng Shu
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=87r4vmewh8.fsf@catnip.gol.com \
--to=miles@gnu.org \
--cc=emacs-devel@gnu.org \
--cc=jianzhong.huang@i-soft.com.cn \
--cc=wl@gnu.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.