maptools v0.5-2


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by Roger Bivand

tools for reading and handling shapefiles

Set of tools for manipulating and reading geographic data, in particular ESRI shapefiles; C code used from shapelib.

Functions in maptools

Name Description
plot.polylist Plot polygons
get.Pcent Polygon centroids
write.pointShape Write a point-type shapefile
readAsciiGrid read/write to/from (ESRI) asciigrid format
read.shape Read shapefile into Map object
readShapePoints Read points shape files into SpatialPointsDataFrame objects
subset.polylist Subset polygon list objects
readShapeLines Read arc shape files into SpatialLinesDataFrame objects
symbolsInPolys Place grids of points over polygons
readShapePoly Read polygon shape files into SpatialPolygonsDataFrame objects
gpcholes Hisaji Ono's lake/hole problem
write.polylistShape Write a polygon-type shapefile
write.linelistShape Write a arc-type shapefile
Map2poly Create polygon lists and bounding boxes from imported shapefiles
maptools Report version information and changes
dotsInPolys Put dots in polygons
plot.Map Plot a Map object
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Last month downloads


Date 2005-09-13
License GPL version 2 or later (R and interface code), MIT (shapelib code)
Packaged Wed Sep 14 18:57:14 2005; rsb

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