hints.md

Hints

Take a peek if you get stuck!

Helpful resources:

• cowplot docs: https://wilkelab.org/cowplot/index.html
• ggtext docs: http://wilkelab.org/ggtext/index.html

Italics

Functions

• ggplot2
  • ggplot
  • geom_col
  • coord_flip
  • theme
• ggtext
  • element_markdown

Color axis text

Functions

• ggplot2
  • ggplot
  • geom_col
  • scale_fill_identity
  • coord_flip
• ggtext
  • element_markdown

Color & bold axis label

Functions

• ggplot2
  • ggplot
  • geom_line
  • ylab
  • theme_classic
  • theme
• ggtext
  • element_markdown

Assign colors manually

Functions

• RColorBrewer
  • brewer.pal
• ggplot2
  • ggplot
  • geom_col
  • scale_fill_identity
  • ylab
  • theme_classic

Image on a plot

Functions

• ggplot2
  • ggplot
  • geom_col
  • ylab
  • theme_classic
• cowplot
  • ggdraw
  • draw_plot
  • draw_image

Plot on an image

Functions

• magick
  • image_read
  • image_colorize
• ggplot2
  • ggplot
  • geom_point
• cowplot
  • theme_cowplot
  • ggdraw
  • draw_image
  • draw_plot

Theme

All cowplot themes have a transparent background, while ggplot2 themes do not. That's important for layering things behind plots. Order matters!

The Truth

It's awesome that this is possible, but I think this feature's main utility is to create examples of bad plots...

Plots in a grid

Functions

• ggplot2
  • ggplot
  • geom_boxplot
  • scale_color_discrete
  • facet_wrap
  • ylim
  • labs
  • theme
  • element_blank
• cowplot
  • theme_cowplot
  • plot_grid

One title for two plots

Functions

• ggplot2
  • ggplot
  • geom_point
  • theme
  • element_blank
  • margin
• cowplot
  • theme_half_open
  • background_grid
  • ggdraw
  • draw_label
  • plot_grid

Inset plots

Functions

• ggplot2
  • ggplot
  • geom_point
  • geom_bar
  • labs
  • scale_y_continuous
• cowplot
  • theme_minimal_grid
  • theme_minimal_hgrid
  • ggdraw
  • draw_plot
  • draw_plot_label

Theme

All cowplot themes have a transparent background, while ggplot2 themes do not. That's important for layering things behind plots. Order matters!

Overlaying plots

Functions

• ggplot2
  • ggplot
  • geom_col
  • geom_point
  • scale_y_continuous
  • scale_x_discrete
  • theme
  • element_line
  • element_blank
  • element_text
• cowplot
  • theme_minimal_hgrid
  • theme_half_open
  • align_plots
  • ggdraw
  • draw_plot

Theme

All cowplot themes have a transparent background, while ggplot2 themes do not. That's important for layering things behind plots. Order matters!

Multi-panel figure

Functions

• ggplot2
  • ggplot
  • geom_point
  • geom_density
  • stat_smooth
  • scale_y_continuous
  • expand_scale
  • facet_grid
  • theme
• cowplot
  • background_grid
  • theme_half_open
  • get_legend
  • align_plots
  • plot_grid