Description
construct a WRect
Usage
WRect(
obj = NULL,
x.span = NULL,
y.span = NULL,
color = "black",
lwd = 3,
fill = NA,
name = ""
)
Arguments
obj
a plotting object or its name
x.span
x-axis/horizontal span (e.g., c(2,4))
y.span
y-axis/vertical span (e.g., c(5,9))