Re: PETSCII mapping?

From: Rebecca Bettencourt <>
Date: Wed, 5 Apr 2017 20:32:49 -0700

On 6 April 2017 at 09:44, James Kass <> wrote:

> Rebecca Bettencourt wrote,
> > I can put together a unified chart, with mappings to Unicode where
> > they exist. In fact I think I'll do that. :)
> I hope you do. That would be a good starting point.

I'm working on it!

On Wed, Apr 5, 2017 at 7:40 PM, Elias Mårtenson <> wrote:

> Do we also have to create an example font that includes these symbols?
> That seems to be what Michael Everson did for his chess notation proposal
> that I read recently.

We do have to provide Unicode with fonts, I believe. We can use an existing
C64 font, such as Pet Me. Or, we can create a new font with vectorized
versions of the characters.

> Then there is the issue of what to do with the text colour and style
> selectors. PETSCII has characters that indicate a colour change as well as
> reverse video. At least the reverse video one is important, as it's being
> used to construct new characters. For example, PETSCII only has a single
> character "half block" (top part filled). The way you represent a half
> block with the bottom part filled is to use the reverse video together with
> the former.
> It would probably make more sense to represent the reversed symbols as
> separate code points?

I would actually leave the color-change and reverse-video characters to a
higher-level protocol.

> Regards,
> Elias
Received on Wed Apr 05 2017 - 22:33:25 CDT

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