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This function takes the name of a region and returns a sf object.

Usage

get_roi(region, ...)

# S4 method for Region
get_roi(region)

Arguments

region

character. The region of interest. See details

...

extra arguments

Value

An object of class sf.

Details

The function currently works only with US states and counties. The object is retrieved from the U.S. Census TIGER shapefiles. Argument region takes the form of a named character vector with elements:

  • name, the name of the region.

  • type, currently supporting "US State" and "US County".

  • state, the name of the US State. Used only for US Counties.

Examples

if (FALSE) {
region <- Region(name = "nebraska", type = "us state",
                 div = c(country = "United States", state = "Nebraska"))
get_roi(region)

region <- Region(name = "nance", type = "us county",
                 div = c(country = "United States", state = "Nebraska", county = "Nance"))
get_roi(region)
}