baptiste

> One way out could be to at some point add an aesthetic mapping interface to facets, e.g.: That's what Julia's Gadfly does; it bothered me at first, but after...

> Copying @baptiste's comment from [#3834 (comment)](https://github.com/tidyverse/ggplot2/issues/3834#issuecomment-1165825262) not me, @baderstine I believe

Nice, thanks for doing this. For reference, there could be some [interesting ideas to pick from Gadfly](https://github.com/GiovineItalia/Gadfly.jl/blob/master/src/theme.jl#L319) (notably: a number of foreground + background tints, but also the sort of...

Alternatively, maybe vectors? `colour[1:3]` It might require something like a length check to minimise confusion, but it would seem more extensible than a series of hard-coded variable names which don't...

True – not entirely sure either if it's better. But it does give more freedom for theme designers who might want a pool of N colours to pick from for...

Not sure what's limiting this to built-in geoms – couldn't the ggunicorn package want to write ``` GeomUnicorn$default_aes = aes(horn.colour = theme$geom$colour[13]) ``` ?

Hmm, I guess we're not seeing it the same way – I'll leave it at what I wrote above, should others want to weigh in. Personally I see no additional...

Maybe worth considering is making `annotation_custom` a special case of a `geom_custom`, like most (all?) other annotations. There's an (ugly) attempt in `egg`, which I guess also serves to illustrate...

Very much in favour of having a permanent URL like you suggest, to access optional plugin functionalities (I suggested "dev.excalidraw.com" at some point, I think). Maybe the list of plugin(s)...

I would favour LaTeX over AsciiMath; typing maths on a computer is always going to be a bit of a learning curve for someone who's never done it (how likely...