getKMLcoordinates
From maptools v0.9-9
by Roger Bivand
Get a list of coordinates out of a KML file
This function parses a KML file to get the content of <coordinates>
tags and returns a list of matrices representing the longitude-latitute or if ignoreAltitude
is FALSE
the longitude-latitute-altitude coordinates of a KML geometry.
- Keywords
- spatial
Usage
getKMLcoordinates(kmlfile, ignoreAltitude=FALSE)
Arguments
- kmlfile
connection object or a character string of the KML file
- ignoreAltitude
if set to
TRUE
the altitude values of a KML points will be ignored
Value
coords
is a list of matrices representing the longitude-latitute or if ignoreAltitude
is FALSE
the longitude-latitute-altitude coordinates
See Also
Examples
# NOT RUN {
data(wrld_simpl)
## creates a KML file containing the polygons of South Africa (plus hole)
sw <- slot(wrld_simpl[wrld_simpl$NAME=="South Africa",], "polygons")[[1]]
tf <- tempfile()
kmlPolygon(sw, kmlfile=tf, name="South Africa", col="#df0000aa", lwd=5,
border=4, kmlname="R Test",
kmldescription="This is <b>only</b> a <a href='http://www.r-project.org'>R</a> test.")
zz <- getKMLcoordinates(tf, ignoreAltitude=TRUE)
str(zz)
zz <- getKMLcoordinates(system.file("shapes/Testing.kml", package="maptools"))
str(zz)
# }
Community examples
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