# NOT RUN {
library("ggplot2")
p <- ggplot(mtcars) +
geom_point(aes(x = wt, y = mpg, colour=factor(gear))) +
facet_wrap(~am) + theme_calc()
p + scale_color_calc()
q <- ggplot(mtcars) +
geom_point(aes(x = wt, y = mpg, shape = factor(gear))) +
facet_wrap(~am) +
theme_calc()
q + scale_shape_calc()
# }
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