| as.SpatialPolygons.PolygonsList {sp} | R Documentation |
Making SpatialPolygons objects
Description
This function is used in making SpatialPolygons objects from other formats.
Usage
as.SpatialPolygons.PolygonsList(Srl, proj4string=CRS(as.character(NA)))
Arguments
Srl |
A list of Polygons objects |
proj4string |
Object of class |
Value
The functions return a SpatialPolygons object
Author(s)
Roger Bivand
Examples
grd <- GridTopology(c(1,1), c(1,1), c(10,10))
polys <- as.SpatialPolygons.GridTopology(grd)
plot(polys)
text(coordinates(polys), labels=sapply(slot(polys, "polygons"), function(i) slot(i, "ID")), cex=0.6)
[Package sp version 2.1-4 Index]