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maptools (version 0.5-16)
tools for reading and handling shapefiles
Description
Set of tools for manipulating and reading geographic data, in particular ESRI shapefiles; C code used from shapelib.
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Install
install.packages('maptools')
Monthly Downloads
3,072
Version
0.5-16
License
GPL version 2 or later (R and interface code), MIT (shapelib code)
Maintainer
Roger Bivand
Last Published
October 20th, 2006
Functions in maptools (0.5-16)
Search functions
dotsInPolys
Put dots in polygons
readAsciiGrid
read/write to/from (ESRI) asciigrid format
sp2Mondrian
write map data for Mondrian
get.Pcent
Polygon centroids
write.polylistShape
Write a polygon-type shapefile
readShapeLines
Read arc shape files into SpatialLinesDataFrame objects
write.linelistShape
Write a arc-type shapefile
readShapePoints
Read points shape files into SpatialPointsDataFrame objects
write.pointShape
Write a point-type shapefile
maptools
Report version information and changes
subset.polylist
Subset polygon list objects
gpcholes
Hisaji Ono's lake/hole problem
plot.Map
Plot a Map object (deprecated)
readShapePoly
Read polygon shape files into SpatialPolygonsDataFrame objects
symbolsInPolys
Place grids of points over polygons
sp2tmap
Convert SpatialPolygons object for Stata tmap command
gzAzimuth
Find azimuth for geographical coordinates
Map2poly
Create polygon lists and bounding boxes from imported shapefiles
plot.polylist
Plot polygons
read.shape
Read shapefile into Map object
sp2WB
Export SpatialPolygons object as S-Plus map for WinBUGS