Combine Fude Polygon data with agricultural community boundary data

combine_fude() combines Fude Polygon data with agricultural community boundary data and returns the polygons associated with the specified municipality, former municipality, and/or agricultural community.

Usage

combine_fude(data, boundary, city, kcity = "", rcom = "", year = NULL)

Arguments

data

A Fude Polygon data object returned by read_fude().

boundary

Agricultural community boundary data returned by get_boundary().

city

A character vector of municipality names or local government codes used to identify target municipalities. If NULL, all municipalities are kept.

kcity

A character vector of regular expression patterns used to match former municipality names in Japanese.

rcom

A character vector of regular expression patterns used to match agricultural community names in Japanese.

year

Numeric scalar or NULL. When multiple Fude Polygon datasets match the specified municipality, year is used to choose the target dataset.

Value

A named list of sf::sf() objects.

See also

read_fude(), get_boundary()

Examples

if (FALSE) { # interactive()
path <- system.file("extdata", "castle.zip", package = "fude")
d <- read_fude(path)
b <- get_boundary(d)
db <- combine_fude(d, b, "\u677e\u5c71\u5e02", "\u57ce\u6771", year = 2022)
}