Description Usage Arguments Examples
Add a legend to the map.
1 | add_legend(p)
|
p |
a datamaps object |
1 2 3 4 5 6 7 | data <- data.frame(name = c("USA", "FRA", "CHN", "RUS", "COG", "DZA"),
values = c("N. America", "EU", "Asia", "EU", "Africa", "Africa"))
data %>%
datamaps() %>%
add_choropleth(name, values, colors = c("skyblue", "yellow", "orangered")) %>%
add_legend()
|
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