maptools v1.0-2

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Tools for Handling Spatial Objects

Set of tools for manipulating geographic data. It includes binary access to 'GSHHG' shoreline files. The package also provides interface wrappers for exchanging spatial objects with packages such as 'PBSmapping', 'spatstat', 'maps', and others.

Functions in maptools

Name Description
as.im Coercion between sp objects and spatstat im objects
GE_SpatialGrid Create SpatialGrid for PNG output to GE
as.SpatialPolygons.tess Coercion of spatstat tess object to sp SpatialPolygons object
SpatialLinesMidPoints Line midpoints
Rgshhs Read GSHHS data into sp object
CCmaps Conditioned choropleth maps
SpatialLines2PolySet Convert sp line and polygon objects to PBSmapping PolySet objects
SplashDams Data for Splash Dams in western Oregon
ContourLines2SLDF Converter functions to build SpatialLinesDataFrame objects
as.linnet.SpatialLines Convert SpatialLines to Linear Network
getKMLcoordinates Get a list of coordinates out of a KML file
checkPolygonsHoles Check holes in Polygons objects
as.psp Coercion between sp objects and spatstat psp objects
readAsciiGrid read/write to/from (ESRI) asciigrid format
getinfo.shape Get shapefile header information
kmlPolygon Create and write a KML file on the basis of a given Polygons object
kmlPolygons Create and write a KML file on the basis of a given Polygons object or list of Polygons or SpatialPolygonsDataFrame
dotsInPolys Put dots in polygons
gpcholes Hisaji Ono's lake/hole problem
nearestPointOnLine Get the nearest point on a line to a given point
map2SpatialPolygons Convert map objects to sp classes
as.owin Coercion between sp objects and spatstat owin objects
gzAzimuth Find azimuth for geographical coordinates
nowrapRecenter Break polygons at meridian for recentering
nearestPointOnSegment Get the nearest point on a segment to a given point
as.ppp Coercion between sp objects and spatstat ppp objects
kmlOverlay Create and write KML file for PNG image overlay
leglabs Make legend labels
kmlPoints Create and write a KML file on the basis of a given Points object
readShapePoints Read points shape files into SpatialPointsDataFrame objects
readShapeLines Read arc shape files into SpatialLinesDataFrame objects
lineLabel Line label placement with spplot and lattice.
panel.pointLabel Label placement with spplot and lattice.
pointLabel Label placement for points to avoid overlaps
sun-methods Methods for sun ephemerides calculations
thinnedSpatialPoly Douglas-Peuker line generalization for Spatial Polygons
sp2WB Export SpatialPolygons object as S-Plus map for WinBUGS
symbolsInPolys Place grids of points over polygons
sp2Mondrian write map data for Mondrian
readShapePoly Read polygon shape files into SpatialPolygonsDataFrame objects
unionSpatialPolygons Aggregate Polygons in a SpatialPolygons object
nowrapSpatialLines Split SpatialLines components at offset
sp2tmap Convert SpatialPolygons object for Stata tmap command
readShapeSpatial Read shape files into Spatial*DataFrame objects
pal2SpatialPolygons Making SpatialPolygons objects from RArcInfo input
ppp-class Virtual class "ppp"
gcDestination Find destination in geographical coordinates
spCbind-methods cbind for spatial objects
elide-methods Methods for Function elide in Package `maptools'
kmlLines Create and write a KML file on the basis of a given Lines object
state.vbm US State Visibility Based Map
kmlLine Create and write a KML file on the basis of a given Lines object
spRbind-methods rbind for spatial objects
snapPointsToLines Snap a set of points to a set of lines
wrld_simpl Simplified world country polygons
readSplus Read exported WinBUGS maps
readGPS GPSbabel read interface
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