Add step area

Add a step-area.

b_step_area(p, serie, name = NULL, stack = FALSE, axis = "y",
  zerobased = TRUE, above = FALSE)

Arguments

p	an object of class billboard.
serie	column of values to plot.
name	name of serie.
stack	set to stack.
axis	axis to plot on, see examples.
zerobased	set if min or max value will be 0 on bar chart.
above	set to fill area above.

Examples

mtcars %>%
  b_board() %>%
  b_step_area(mpg)

mtcars %>%
  b_board() %>%
  b_step_area(mpg, stack = TRUE) %>%
  b_step_area(drat, stack = TRUE)

mtcars %>%
  b_board() %>%
  b_step_area(mpg) %>%
  b_step_area(drat, axis = "y2")