American-Marketing-Association-ready theme for plots

Create a custom ggplot2 theme that complies with the American Marketing Association style. This theme removes major and minor gridlines, panel borders, and adds black lines along the axes.

amatheme(
  base_size = 14,
  title_size = ggplot2::rel(1.2),
  axis_title_size = ggplot2::rel(1.2),
  legend_title_size = ggplot2::rel(0.6),
  legend_text_size = ggplot2::rel(0.6),
  axis_text_size = ggplot2::rel(1),
  ...
)

Arguments

base_size

Base font size for the plot. Default is 14.

title_size

Font size for the plot title. Relative to the base size. Default is 1.2 times the base size.

axis_title_size

Font size for the axis titles. Relative to the base size. Default is 1.2 times the base size.

legend_title_size

Font size for the legend title. Relative to the base size. Default is 0.6 times the base size.

legend_text_size

Font size for the legend text. Relative to the base size. Default is 0.6 times the base size.

axis_text_size

Font size for the axis text. Relative to the base size. Default is equal to the base size.

...

Additional theme elements to be passed to the ggplot2::theme() function.

Value

A custom ggplot2 theme object.

Examples

library(ggplot2)
data(mtcars)
p <- ggplot(mtcars, aes(x = mpg, y = cyl)) + geom_point(aes(color = gear))
p + amatheme()