draw_key | R Documentation |
Each Geom has an associated function that draws the key when the geom needs to be displayed in a legend. These are the options built into ggplot2.
draw_key_star(data, params, size)
data |
A single row data frame containing the scaled aesthetics to display in this key |
params |
A list of additional parameters supplied to the geom. |
size |
Width and height of key in mm. |
A grid grob.
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