[R] ggplot2 scale_shape question

hadley wickham h.wickham at gmail.com
Wed Oct 14 15:11:49 CEST 2009

> Is there a way to have some points solid and some points hollow? I have two
> classes of points and there are so many points, that it's hard to see just
> the difference in shapes. I'd like to have one of the classes be hollow in
> addition to being a different shape. Any help would be grand.

You'll need to do it yourself with scale_shape_manual - see the
appendix (http://had.co.nz/ggplot2/book/appendices.pdf) for
specification of point shapes.



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