ggplot2 (version 0.9.1)

theme_update: Get, set and update themes.

Description

Use theme_update to modify a small number of elements of the current theme or use theme_set to completely override it.

Usage

theme_update(...)
  theme_get()
  theme_set(new)

Arguments

...

named list of theme settings

new

new theme (a list of theme elements)

Examples

qplot(mpg, wt, data = mtcars)
old <- theme_set(theme_bw())
qplot(mpg, wt, data = mtcars)
theme_set(old)
qplot(mpg, wt, data = mtcars)

old <- theme_update(panel.background = theme_rect(colour = "pink"))
qplot(mpg, wt, data = mtcars)
theme_set(old)
theme_get()

qplot(mpg, wt, data=mtcars, colour=mpg) +
  opts(legend.position=c(0.95, 0.95), legend.justification = c(1, 1))
last_plot() +
 opts(legend.background = theme_rect(fill = "white", col="white", size =3))