Description Usage Arguments Details Value Author(s) References See Also Examples
The function polylist2list()
extracts the vertices of the polygons from a polylist
object, seperating polygons from each other by 3 rows of NaN.
1 |
data |
A |
The user can then represent the coordinates of sites of a polylist
object
as background map, using the option carte
included in all interactive functions of GeoXp.
It returns a matrix of numeric values with 2 columns (x and y coordinates of the vertices of the polygons) where polygons are seperated from each other by 3 rows of NaN.
T. Laurent
Bivand R. et al. (2009), Applied Spatial Data Analysis with R, Springer.
1 2 | data(eire)
eire.contours<-polylist2list(eire.polys.utm)
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