Try to setup a key while also dodging existing keys
setup_key(legend, key, default_key, fun, pos = c("right", "top", "bottom", "left"))
legend | a list of legends, usually the |
---|---|
key | A key specification, usually the user input. |
default_key | The default key specifications that may be overridden by the user. |
fun | The function to draw the key, such as |
pos | Preferences for the position of the new key. |
The original legend
object with the addition of the key defined by
key
, default_key
, and fun
.