Nothing
# Author: Robert J. Hijmans
# contact: r.hijmans@gmail.com
# Date : Febrary 2010
# Version 0.0
# Licence GPL v3
nparts <- function(x) {
length(x)
}
if (!isGeneric('part')) {
setGeneric('part', function(x, i, ...)
standardGeneric('part'))
}
setMethod('part', signature(x='VectorLayer', i='numeric'),
function(x, i) {
np = length(x)
i = unique(pmin(pmax(1, i), np))
id = subset(x@id, x@id[,1] %in% i)
rows = vector()
for (j in 1:nrow(id)) {
first = length(rows) + 1
rows = c(rows, id[j,3]:id[j,4])
id[j,c(1,3:4)] = c(j, first, length(rows))
}
x@id = id
x@xy = x@xy[rows, ]
x@data = x@data[i,]
return(x)
}
)
setMethod('part', signature(x='VectorLayerPolygons', i='numeric'),
function(x, i) {
np = length(x)
i = unique(pmin(pmax(1, i), np))
id = subset(x@id, x@id[,1] %in% i)
rows = vector()
for (j in 1:nrow(id)) {
first = length(rows) + 1
rows = c(rows, id[j,3]:id[j,4])
id[j,c(1,3:4)] = c(j, first, length(rows))
}
x@id = id
x@xy = x@xy[rows, ]
x@data = x@data[i,]
if (length(x@holes) > 0) {
x@holes = subset(x@holes, x@holes[,1] %in% i)
}
return(x)
}
)
Any scripts or data that you put into this service are public.
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.