R/extent.R

# Author: Robert J. Hijmans
# contact: [email protected]
# Date : Febraruy 2010
# Version 0.0
# Licence GPL v3

if (!isGeneric("extent")) {
	setGeneric("extent", function(x, ...)
		standardGeneric("extent"))
}	

setMethod('extent', signature(x='VectorLayer'), 
	function(x, ...) {
		extent(as.vector(range(x@data@xy)))
	}
)

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test documentation built on May 2, 2019, 4:41 p.m.