make_text: Convenvience function for a showSelected plot label.
Description
Convenvience function for a showSelected plot label.
Usage
make_text(data, x, y, label.var, format = NULL)
Arguments
data
data.frame of relevant data
x
x coordinate of label position
y
y coordinate of label position
label.var
variable matching showSelected, used to obtain label value
format
String format for label. Use %d, %f, etc. to insert relevant label.var value.