[Fontconfig] Request for implementing font substitution for CJK fonts

[Behdad Esfahbod]

Just a quick note: 65-fonts-persian.conf implements similar functionality for
Persian font families, in case someone needs an example.

behdad

On 05/31/2012 02:14 AM, Akira TAGOH wrote:
> First of all, my opinion on this kind of question/suggestion is, to
> let you encourage to work together with the font upstream or the
> distros if you want the complete list of the fallback. this is because
> it's quite hard to settle all of requirements and preferences. IMHO
> having minimal amount of the rules in fontconfig would be sufficient.
> we could have an example in fontconfig how to write the rule of the
> fallback though, it's not the things that mean our recommendation
> about the order of the fonts.
> Aside from that, having the rules in fontconfig for the fonts may not
> installed on the system more or less affects its performance and
> footprint.
> 
> Well, that may be nice if we can provide a tool to generate the kind
> of the rules instead as I posted here some while ago. dunno.
> 
> On Thu, May 31, 2012 at 1:20 PM, BlissSam <m13253 at hotmail.com> wrote:
>> Hello fontconfig, I am a Simplified Chinese user, and I want font
>> substitution for CJK fonts to be implemented.
>>
>> Most Chinese fonts are mainly divided into four styles:
>>   1. Song (Pronounced `soon'), serif, also called `Ming' in Taiwan and Hong
>> Kong, `Mincho' in Japan, `Batang' in Korea)
>>   2. Hei, sans-serif, also called `Meiryo' in Japan, `Dotum' in Korea
>>   3. Kai, brush handwriting style, likely to be serif
>>   4. FangSong, likely to be sans-serif
>>   5. Others such as Li, Wei, etc, is not discussed here.
>>
>> I have sorted these fonts according to my preference, however, I do not know
>> a lot about what fonts users in TW, HK, JP, or KR prefer.
>>
>> Hei:
>>   WenQuanYi Micro Hei (Free font)
>>   WenQuanYi Zen Hei   (Free font)
>>   Hiragino Sans GB    (Used in OS X Lion as default)
>>   Microsoft Yahei     (Used in Windows Vista and above as default)
>>   STHeiTi             (Used in iOS as default, in OS X and in Windows)
>>   SimHei              (Used in Windows)
>>   Droid Sans Fallback (Used in Android as default)
>>
>> Song:
>>   STSong         (Used in OS X and in Windows)
>>   SimSun         (Used in Windows)
>>   AR PL UMing CN (Free font, this is the worst choice because Arphic's CN
>> fonts are in TW style although it is marked `CN')
>>
>> Kai:
>>   STKaiti       (Used in OS X and in Windows)
>>   KaiTi         (Used in Windows Vista and above)
>>   KaiTi_GB2312  (Used in Windows XP and below)
>>   AR PL UKai CN (Free font)
>>
>> FangSong:
>>   STFangsong      (Used in OS X and in Windows)
>>   FangSong        (Used in Windows Vista and above)
>>   FangSong_GB2312 (Used in Windows XP and below)
>>
>> What I want to be implemented is, when one of the fonts is missing,
>> fontconfig will search for others for substitution.
>> For example, if a document requires SimHei which is not installed currently,
>> fontconfig may use WenQuanYi Micro Hei instead. And if Micro Hei is missing
>> either, Zen Hei will be used.
>>
>> Sincerely yours.
>>
>>
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>> Fontconfig at lists.freedesktop.org
>> http://lists.freedesktop.org/mailman/listinfo/fontconfig
>>
> 
> 
>