sf v0.6-0

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by Edzer Pebesma View Source

Simple Features for R

Support for simple features, a standardized way to encode spatial vector data. Binds to GDAL for reading and writing data, to GEOS for geometrical operations, and to Proj.4 for projection conversions and datum transformations.

Functions in sf

Name	Description
dplyr	Dplyr verb methods for sf objects
extension_map	Map extension to driver
st_coordinates	retrieve coordinates in matrix form
st_crs	Retrieve coordinate reference system from object
st_drivers	Get GDAL drivers
st_geometry	Get, set, or replace geometry from an sf object
st_write	Write simple features object to file or database
st_zm	Drop or add Z and/or M dimensions from feature geometries
plot	Plot sf object
prefix_map	Map prefix to driver
Ops.sfg	S3 Ops Group Generic Functions (multiply and add/subtract) for affine transformation
aggregate.sf	aggregate an sf object
st_is	test equality between the geometry type and a class or set of classes
st_sample	sample points on or in (sets of) spatial features
st_agr	get or set relation_to_geometry attribute of an sf object
st_as_binary	Convert sfc object to an WKB object
bgMap	This is data included in sf
st_relate	Compute DE9-IM relation between pairs of geometries, or match it to a given pattern
bind	Bind rows (features) of sf objects
rawToHex	Convert raw vector(s) into hexadecimal character string(s)
geos_query	Dimension, simplicity, validity or is_empty queries on simple feature geometries
reexports	Objects exported from other packages
st_as_sfc	Convert foreign geometry object to an sfc object
st_as_text	Return Well-known Text representation of simple feature geometry or coordinate reference system
st_interpolate_aw	Areal-weighted interpolation of polygon data
geos_unary	Geometric unary operations on simple feature geometry sets
sf_project	directly transform a set of coordinates
sfc	Create simple feature geometry list column
st_bbox	Return bounding of a simple feature or simple feature set
st_cast	Cast geometry to another type: either simplify, or cast explicitly
st_geometry_type	Return geometry type of an object
st_graticule	Compute graticules and their parameters
st_line_sample	Sample points on a linear geometry
st_make_grid	Make a rectangular grid over the bounding box of a sf or sfc object
summary.sfc	Summarize simple feature column
tibble	Summarize simple feature type for tibble
st_layers	List layers in a datasource
is_driver_can	Check if a driver can perform an action
merge.sf	merge method for sf and data.frame object
sgbp	Methods for dealing with sparse geometry binary predicate lists
st	Create simple feature from a numeric vector, matrix or list
st_join	spatial left or inner join
internal	Internal functions
is_driver_available	Check if driver is available
st_transform	Transform or convert coordinates of simple feature
st_viewport	Create viewport from sf, sfc or sfg object
as	Methods to coerce simple feature geometries to corresponding Spatial* objects
db_drivers	Drivers for which update should be TRUE by default
sf	Create sf object
sf_extSoftVersion	Provide the external dependencies versions of the libraries linked to sf
st_precision	Get precision
st_read	Read simple features or layers from file or database
st_cast_sfc_default	Coerce geometry to MULTI* geometry
st_collection_extract	Given an object with geometries of type GEOMETRY or GEOMETRYCOLLECTION, return an object consisting only of elements of the specified type.
geos_binary_ops	Geometric operations on pairs of simple feature geometry sets
geos_binary_pred	Geometric binary predicates on pairs of simple feature geometry sets
geos_combine	Combine or union feature geometries
geos_measures	Compute geometric measurements
st_as_grob	Convert sf* object to a grob
st_as_sf	Convert foreign object to an sf object
st_is_longlat	Assert whether simple feature coordinates are longlat degrees
st_jitter	jitter geometries
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Vignettes of sf

Name
sf.fig
sf1.Rmd
sf2.Rmd
sf2.png
sf3.Rmd
sf4.Rmd
sf5.Rmd
sf6.Rmd
sf_xfig.png
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Details

LinkingTo	Rcpp
VignetteBuilder	knitr
SystemRequirements	GDAL (>= 2.0.0), GEOS (>= 3.3.0), PROJ.4 (>= 4.8.0)
License	GPL-2 \| MIT + file LICENSE
URL	https://github.com/r-spatial/sf/
BugReports	https://github.com/r-spatial/sf/issues/
Collate	RcppExports.R init.R crs.R bbox.R read.R db.R sfc.R sfg.R sf.R bind.R wkb.R wkt.R plot.R geom.R transform.R sp.R grid.R arith.R tidyverse.R cast_sfg.R cast_sfc.R graticule.R datasets.R aggregate.R agr.R maps.R join.R sample.R valid.R collection_extract.R jitter.R sgbp.R spatstat.R
RoxygenNote	6.0.1
NeedsCompilation	yes
Packaged	2018-01-05 13:41:19 UTC; edzer
Repository	CRAN
Date/Publication	2018-01-06 22:39:39 UTC

imports	classInt , DBI (>= 0.5) , graphics , grDevices , grid , magrittr , pillar , Rcpp , stats , tools , units (>= 0.4-6) , utils
suggests	covr , dplyr (>= 0.7-0) , ggplot2 , knitr , lwgeom (>= 0.1-2) , maps , maptools , mapview , microbenchmark , raster , rgdal , rgeos , rlang , rmarkdown , RPostgreSQL , RSQLite , sp (>= 1.2-4) , spatstat , testthat , tibble (>= 1.4.1) , tidyr (>= 0.7-2) , tidyselect , tmap
depends	methods , R (>= 3.3.0)
Contributors	Tim Keitt, Jeroen Ooms, Hadley Wickham, Roger Bivand, Michael Sumner, Robin Lovelace, Ian Cook, Etienne Racine