maptools v1.0-1

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