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# Update geom defaults
# Modify geom aesthetic defaults for future plots
#
# @keywords name of geom to modify
# @keywords named list of aesthetics
# @keywords hplot
#X update_geom_defaults("point", aes(colour = "darkblue"))
#X qplot(mpg, wt, data = mtcars)
#X update_geom_defaults("point", aes(colour = "black"))
update_geom_defaults <- function(geom, new) {
g <- Geom$find(geom)
old <- g$default_aes()
aes <- defaults(new, old)
g$default_aes <- eval(substitute(function(.) aes, list(aes = aes)))
}
# change geom aesthetics
# change geom defaults for other params
# change scale defaults
# change default scale for given aesthetic
# Update geom defaults
# Modify geom aesthetic defaults for future plots
#
# @keywords name of geom to modify
# @keywords named list of aesthetics
# @keywords hplot
update_stat_defaults <- function(geom, new) {
g <- Stat$find(geom)
old <- g$default_aes()
aes <- defaults(new, old)
g$default_aes <- eval(substitute(function(.) aes, list(aes = aes)))
}
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