update_defaults: Modify geom/stat aesthetic defaults for future plots

In ggplot2: Create Elegant Data Visualisations Using the Grammar of Graphics

Modify geom/stat aesthetic defaults for future plots

Description

Modify geom/stat aesthetic defaults for future plots

Usage

update_geom_defaults(geom, new)

update_stat_defaults(stat, new)

Arguments

new	Named list of aesthetics.
stat, geom	Name of geom/stat to modify (like "point" or "bin"), or a Geom/Stat object (like GeomPoint or StatBin).

Examples

# updating a geom's default aesthetic settings
# example: change geom_point()'s default color
GeomPoint$default_aes
update_geom_defaults("point", aes(color = "red"))
GeomPoint$default_aes
ggplot(mtcars, aes(mpg, wt)) + geom_point()

# reset default
update_geom_defaults("point", aes(color = "black"))


# updating a stat's default aesthetic settings
# example: change stat_bin()'s default y-axis to the density scale
StatBin$default_aes
update_stat_defaults("bin", aes(y = after_stat(density)))
StatBin$default_aes
ggplot(data.frame(x = rnorm(1e3)), aes(x)) +
  geom_histogram() +
  geom_function(fun = dnorm, color = "red")

# reset default
update_stat_defaults("bin", aes(y = after_stat(count)))

ggplot2 documentation built on June 22, 2024, 11:35 a.m.