Re: Q: Custom fontsets and using a non-default fontset

[Ship Mints <shipmints@gmail.com>]

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Yuan Fu wrote about fontsets on his blog and this article might be helpful:

https://archive.casouri.cc/note/2021/fontset/

On Tue, Sep 3, 2024 at 8:19 AM Eli Zaretskii <eliz@gnu.org> wrote:

> > From: Soham Gumaste <sohamg2@gmail.com>
> > Date: Mon, 2 Sep 2024 15:49:41 -0500
> >
> > Recently I got too curious for my own good while messing with emacs
> > (as one does) and discovered fontsets and transparent usage of
> > multiple fonts for different unicode points/scripts/ranges.
> >
> > I discovered this [1] reply by Eli about *not* messing with creating
> > your own fontset and rather just using the default "fontset-default".
>
> I wrote that for the case that the user wants to customize the fonts
> Emacs choses for different scripts.  In that case, customizing the
> default font is the best alternative.
>
> > I did notice I am unable to set my own fontset as the default or the
> > one in use as given by the frame-parameter 'font.
>
> If you tried to use the fontset you created as the 'font' parameter of
> a frame, please show the simplest test case to reproduce this
> (preferably as a bug report), and let's take it from there.  It should
> work, but without knowing what you tried and how it failed, it is
> impossible to answer your questions intelligently.
>
> > How do I learn more about emacs fontsets?
>
> It depends on what you want to learn.  Assuming you already read what
> we have about fontsets in the Emacs user manual and in the ELisp
> reference manual, further info is only in the sources, I'm afraid.
>
> > Is support for user defined
> > fontsets something thats in the works, or is it just an internal API?
>
> It is a working API that should just work.
>
> > The reply in [1] is around 6y old which is why I am curious about the
> > current state of this. A use-case I have in mind is switching to a
> > non-programmer fontset for presenting Org mode documents with
> > org-present.
>
> Fontsets were added to Emacs a long time ago, much longer than 6
> years, so I don't think there were any significant changes.
>
>

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