Draw a profile line or a point to retrieve coordinates
Arguments
- x
sf
object- n
the maximum number of points to locate. Valid values start at 1.
- type
One of
"n"
,"p"
,"l"
or"o"
. If"p"
or"o"
the points are plotted; if"l"
or"o"
they are joined by lines.- col
color of line or point
- ...
additional graphics parameters used if
type != "n"
for plotting the locations.