On 24/03/14 20:09, Frede Aakmann Tøgersen wrote:
:
> ## get ireland map as polygon, only for main island
> ## map.poly not exported so use maps:::map.poly
> ## use exact to leave out Achill Island and only get main island
> ie.polygon <- maps:::map.poly("world", "Ireland", exact = TRUE, as.polygon =
> TRUE)
Note it is not necessary to use the unexported map.poly() since
fill=TRUE achieves the same thing:
ie.polygon <- map("world", "Ireland", exact = TRUE, fill = TRUE, plot =
FALSE)
Ray Brownrigg
maps maintainer
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