On 2015-09-06 20:41:18 -0500, Robby Findler wrote:
> Some suggestions about the method you linked to:
> 
> - Don't create the brush inside on-paint (use the brush-list or stick
> it in a field).
> 
> - Don't assume that the width of "a" is the same as the other widths
> (it isn't in common racket code, as the λ character tends to not be in
> most people's fixed width font so substitution happens). Use
> get-character.

Thanks for the suggestions Robby (I hacked together the linked on-paint code).
Also thanks Martin for looking into this. I hadn't had much luck fixing the
highlighting myself.

Cheers,
Asumu

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