R: Extract all 'osm_polygons' from an osmdata object

osm_polygons {osmdata}

R Documentation

Extract all `osm_polygons` from an osmdata object

Description

If id is of a point object, osm_polygons will return all polygons containing that point. If id is of a line or polygon object, osm_polygons will return all polygons which intersect the given line or polygon.

Usage

osm_polygons(dat, id)

Arguments

`dat`	An object of class osmdata
`id`	OSM identification of one or more objects for which polygons are to be extracted

Value

An sf Simple Features Collection of polygons

Examples

## Not run: 
Extract polygons which intersect Conway Street in London
dat <- opq ("Marylebone London") %>% add_osm_feature (key="highway") %>%
    osmdata_sf ()
conway <- which (dat$osm_lines$name == "Conway Street")
id <- rownames (dat$osm_lines [conway,])
osm_polygons (dat, id)

## End(Not run)