[Fontconfig] Glyph fallback

[Ender Erel]

I have the same impression, but i can't find an example on how to configure Qt or Fontconfig for this. All I can find is bug reports, unanswered question etc.

Regards,
Ender

-----Original Message-----
From: Akira TAGOH [mailto:akira at tagoh.org] 
Sent: Wednesday, November 20, 2013 11:56 AM
To: Ender Erel
Cc: fontconfig at lists.freedesktop.org
Subject: Re: [Fontconfig] Glyph fallback

Qt5 seems supporting this feature. see
https://bugreports.qt-project.org/browse/QTBUG-32470

On Tue, Nov 19, 2013 at 10:21 PM, Ender Erel <ender.erel at icterra.com> wrote:
> Hi all,
>
>
>
> I am using Qt on Embedded Linux and trying to setup fallback fonts for 
> some glyphs. I was told that Qt does not support this on its own but 
> it supports fontconfig, which in turn supports glyph fallback.
>
>
>
> First, let me explain my situation:
>
> I have three TTF fonts (without any overlap in glyph coverage):
>
> -FontA: includes Latin, Cyrillic and Greek characters
>
> -FontB: includes Korean characters
>
> -FontC: includes Chinese & Japanese characters
>
>
>
> I want to setup my system such that FontA is used for all text but 
> missing characters in FontA are taken from FontB, and if FontB does 
> not contain them, taken from FontC. Is it possible to setup fontconfig 
> that way? If so, are there any tutorials or examples on how to do 
> that? I can’t seem to find one.
>
>
>
> P.S.: In my current deployment, fontconfig is not deployed and I want 
> to make sure what I need is possible before making a deployment with 
> fontconfig.
>
> P.P.S.: Is glyph fallback the right term? I think “Font fallback” 
> refers to using FontB in case FontA is not installed on the system, 
> whereas in my case all fonts are installed therefore fallback is used only for missing glyphs.
> Am i correct?
>
>
>
> Best Regards,
>
> Ender Erel
>
>
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>



--
Akira TAGOH