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Date:   Fri, 25 Jun 2021 09:50:59 +0200
From:   Mauro Carvalho Chehab <mchehab@kernel.org>
To:     "Wu X.C." <bobwxc@email.cn>
Cc:     Akira Yokosawa <akiyks@gmail.com>,
        Jonathan Corbet <corbet@lwn.net>,
        SeongJae Park <sj38.park@gmail.com>, linux-doc@vger.kernel.org,
        linux-kernel@vger.kernel.org
Subject: Re: [RFC PATCH 0/3] docs: pdfdocs: Improve alignment of CJK
 ascii-art
Message-ID: <20210625095059.7f97fd62@coco.lan>
In-Reply-To: <20210625065524.GA11219@bobwxc.top>
References: <386938dc-6290-239c-4b4f-c6153f3d98c5@gmail.com>
        <20210625065524.GA11219@bobwxc.top>
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Em Fri, 25 Jun 2021 14:55:24 +0800
"Wu X.C." <bobwxc@email.cn> escreveu:

> On Thu, Jun 24, 2021 at 09:06:59PM +0900, Akira Yokosawa wrote:
> > Subject: [RFC PATCH 0/3] docs: pdfdocs: Improve alignment of CJK ascii-=
art
> >=20
> > Hi all, =20
>=20
> Hi Akira,
>=20
> >=20
> > This is another attempt to improve translations' pdf output.
> > I see there is a mismatch in the font choice for CJK documents, which
> > causes poor-looking ascii-art where CJK characters and Latin letters
> > are mixed used.
> >=20
> > One of noticeable examples of such ascii-art can be found in
> > Korean translation of memory-barriers.txt.
> >=20
> > Hence the author of Korean translation of memory-barriers.txt is
> > in the CC list.
> >=20
> > At first, I thought the issue could be fixed by simply selecting
> > "Noto Sans Mono CJK SC" as both of monofont and CJKmonofont.
> > It fixed the mis-alignment in the Chinese translation, but failed
> > in the Korean translation.
> >=20
> > It turns out that Hangul characters in "Noto Sans Mono CJK SC"
> > are slightly narrower than Chinese and Japanese counterparts.
> > I have no idea why the so-called "mono" font has non-uniform
> > character widths.
> >=20
> > GNU Unifont is an alternative monospace font which covers
> > almost all Unicode codepoints.
> > However, due to its bitmap-font nature, the resulting document
> > might not be acceptable to Korean readers, I guess. =20
>=20
> OK, it works.
>=20
> But I still want to say that the display effect of Unifont is really
> not good. Unifont's lattice is too small, and only one size.
> http://fars.ee/QA1k.jpg	    http://fars.ee/GAAv.jpg
> Looks like computers 20 years ago, LOL :)
>=20
> It there any chance to use other fonts, like *Sarasa Mono* ?
>                                               =E7=AD=89=E8=B7=9D=E6=9B=B4=
=E7=B4=97=E9=BB=91=E9=AB=94
> Looks more beautifull http://fars.ee/DTT6.jpg
> But I guess not many people installed it.

Does Sarasa mono looks nice for Japanese, Chinese and Korean
(plus latin)?

If so, I guess it shouldn't be a problem to use it, as the
./scripts/sphinx-pre-install can be patched to recommend
its install.

Thanks,
Mauro