Resolve and get geom defaults
get_geom_defaults(geom, theme = theme_get())Some definition of a geom:
A function that creates a layer, e.g. geom_path().
A layer created by such function
A string naming a geom class in snake case without the geom_-prefix,
e.g. "contour_filled".
A geom class object.
A theme object. Defaults to the current global theme.
A list of aesthetics
# Using a function
get_geom_defaults(geom_raster)
#> fill alpha
#> 1 grey20 NA
# Using a layer includes static aesthetics as default
get_geom_defaults(geom_tile(fill = "white"))
#> fill colour linewidth linetype alpha width height
#> 1 white NA 0.1 1 NA NA NA
# Using a class name
get_geom_defaults("density_2d")
#> colour linewidth linetype alpha
#> 1 #3366FF 0.5 1 NA
# Using a class
get_geom_defaults(GeomPoint)
#> shape colour size fill alpha stroke
#> 1 19 black 1.5 NA NA 0.5