Examples for 'GGally::ggally_cross'

### ** Examples

# Small function to display plots only if it's interactive
p_ <- GGally::print_if_interactive

data(tips, package = "reshape")
p_(ggally_cross(tips, mapping = aes(x = smoker, y = sex)))

p_(ggally_cross(tips, mapping = aes(x = day, y = time)))

# Custom max size
p_(ggally_cross(tips, mapping = aes(x = smoker, y = sex)) +
  scale_size_area(max_size = 40))

# Custom fill
p_(ggally_cross(tips, mapping = aes(x = smoker, y = sex), fill = "red"))

# Custom shape
p_(ggally_cross(tips, mapping = aes(x = smoker, y = sex), shape = 21))

# Fill squares according to standardized residuals
d <- as.data.frame(Titanic)
p_(ggally_cross(
  d,
  mapping = aes(x = Class, y = Survived, weight = Freq, fill = after_stat(std.resid))
) +
  scale_fill_steps2(breaks = c(-3, -2, 2, 3), show.limits = TRUE))

# Add labels
p_(ggally_cross(
  tips,
  mapping = aes(
    x = smoker, y = sex, colour = smoker,
    label = scales::percent(after_stat(prop))
  )
))

# Customize labels' appearance and same size for all squares
p_(ggally_cross(
  tips,
  mapping = aes(
    x = smoker, y = sex,
    size = NULL, # do not map size to a variable
    label = scales::percent(after_stat(prop))
  ),
  size = 40, # fix value for points size
  fill = "darkblue",
  geom_text_args = list(colour = "white", fontface = "bold", size = 6)
))