guidebox_as_column {lemon}

Guidebox as a column

Description

Takes a plot or legend and returns a single guide-box in a single column, for embedding in e.g. tables.

Usage

guidebox_as_column(legend, which.legend = 1, add.title = FALSE)

Arguments

legend

A ggplot2 plot or the legend extracted with g_legend. Do not provide a ggplotGrob as it is indistinguisble from a legend.

which.legend

Integer, a legend can contain multiple guide-boxes (or vice versa?). Use this argument to select which to use.

add.title

Does nothing yet.

Value

A gtable with keys and labels reordered into a single column and each pair of keys and labels in the same cell.

See Also

g_legend

Examples

library(ggplot2)

p <- ggplot(diamonds, aes(x=x, y=y, colour=cut)) + geom_point()
guidebox_as_column(p)
p <- p + guides(colour=guide_legend(ncol=2, byrow=TRUE))
guidebox_as_column(p)