raster (version 2.0-08)

draw: Draw a line or polygon

Description

Draw a line or polygon on a plot (map) and save it for later use. After calling the function, start clicking on the map. To finish, right-click and select 'stop'.

Usage

drawPoly(sp=TRUE, col='red', lwd=2, ...)
drawLine(sp=TRUE, col='red', lwd=2, ...)

Arguments

sp

logical. If TRUE, the output will be a sp object (SpatialPolygons or SpatialLines). Otherwise a matrix of coordinates is returned

col

the color of the lines to be drawn

lwd

the width of the lines to be drawn

...

additional arguments padded to locator

Value

• If sp==TRUE a SpatialPolygons or SpatialLines object; otherwise a matrix of coordinates

See Also

locator