rnaturalearth (version 1.1.0)

ne_find_vector_data: Return a dataframe of available vector layers on Natural Earth

Description

Checks the Natural Earth Github repository for current vector layers and provides the file name required in the type argument of ne_download.

Usage

ne_find_vector_data(
  scale = 110L,
  category = c("cultural", "physical"),
  getmeta = FALSE
)

Value

dataframe with two variables: layer and metadata

Arguments

scale

The scale of map to return, one of `110`, `50`, `10` or `small`, `medium`, `large`.

category

one of natural earth categories : 'cultural', 'physical'

getmeta

whether to get url of the metadata for each layer

Details

Note that the filename of the requested object will be returned if `load = FALSE`.

If the data is to be loaded into memory (`load = TRUE`), the download will be handled using the GDAL virtual file system, allowing direct access to the data without writing it to disk.

See Also

ne_load, pre-downloaded data are available using ne_countries, ne_states. Other geographic data are available in the raster package : getData.

Examples

if (FALSE) {
ne_find_vector_data(scale = 10, category = "physical")
}