Unicode Digest, Vol 50, Issue 13

Adam Borowski via Unicode unicode at unicode.org
Sun Feb 18 11:03:43 CST 2018

On Sun, Feb 18, 2018 at 02:35:00PM +0100, Janusz S. Bień via Unicode wrote:
> On Sun, Feb 18 2018 at 14:06 CET, unicode at unicode.org writes:
> > Subject: metric for block coverage
> >
> > Hi!
> > As a part of Debian fonts team work, we're trying to improve fonts review:
> > ways to organize them, add metadata, pick which fonts are installed by
> > default and/or recommended to users, etc.
> >
> > I'm looking for a way to determine a font's coverage of available scripts. 
> > It's probably reasonable to do this per Unicode block.  Also, it's a safe
> > assumption that a font which doesn't know a codepoint can do no complex
> > shaping of such a glyph, thus looking at just codepoints should be adequate
> > for our purposes.
> As a Debian user using some rare characters for old Polish
> transliteration I would be happy with a tool which scans
> available/installed fonts for a specific list of characters and shows
> only those fonts which support the whole list. Of course showing also
> the characters in question would be very desirable.

Thanks, your suggestion is a good addition to the wishlist of features we'd
want to have.  Especially for the "available" case -- it'd be tedious to
install all candidates just to check them.

As for "installed":
    fc-list ':charset=16e5' file family

⣾⠁⢰⠒⠀⣿⡁ Imagine there are bandits in your house, your kid is bleeding out,
⢿⡄⠘⠷⠚⠋⠀ the house is on fire, and seven big-ass trumpets are playing in the
⠈⠳⣄⠀⠀⠀⠀ sky.  Your cat demands food.  The priority should be obvious...

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