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Re: getting unicode chars to show on Windows


From: Xah Lee
Subject: Re: getting unicode chars to show on Windows
Date: Thu, 27 Aug 2009 11:36:31 -0700 (PDT)
User-agent: G2/1.0

On Aug 26, 3:09 pm, Jason Rumney <jasonrum...@gmail.com> wrote:
> On Aug 26, 7:35 pm, Xah Lee <xah...@gmail.com> wrote:
>
> > humm... it show for you Eli out of the box. Strange.
>
> Some fonts, particularly CJK ones which tend to cover a substantial
> part of the BMP but have many gaps, seem to get in the way of (nearly)
> full coverage fonts like Arial Unicode MS by default.
>
> > am guessing the problem really needs to be solved by some sort of font
> > substitution. Browsers apparantly are all doing it and perfectly on my
> > machine since they show all chars without user needing to set fonts.
>
> I don't know how the browsers are doing it, perhaps they come with
> predefined lists of fonts that are commonly installed on Windows to
> cover different ranges.
>
> > i guess in emacs that is fontset? I'm not sure if it is just fontset,
> > or emacs also calls the OS's font api to complete part of the
> > display...
>
> Yes, in Emacs that is a fontset, and the difference between what
> people are reporting is caused by the fact that the default fontset
> defines rules that are based on information other than the font name
> by default.  If you know what fonts best support different characters
> on your system, I'd recommend redefining the default fontset to use
> your preferred fonts using (set-fontset-font t ... ...). There are
> many examples of using this function in lisp/international/fontset.el,
> along with a list of scripts that Emacs recognizes as the third
> argument (in script-representative-chars); another simple one below:
>
> (set-fontset-font t 'phonetic "Lucida Sans Unicode")

Thanks. Spent a couple of hours reading about emacs fonts... am still
pretty much nowhere.... agh emacs.

 Xah


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