Build a Geoscale from a provider — geoscale_from_provider • geoscales

Fetches a source table from a registered provider and turns it into a Geoscale. Level and weight defaults come from the provider when not given.

Usage

geoscale_from_provider(
  provider = "naturalearth",
  levels = NULL,
  weights = NULL,
  geometry = TRUE,
  name = "",
  desc = "",
  ...
)

Arguments

provider: Provider name, or a source sf/data.frame to use directly.
levels: Level columns, coarsest first.
weights: Weight columns.
geometry: Attach geometry when the source is an sf object.
name, desc: Short name and description for the result.
...: Passed to the provider's fetch().

Value

Examples

if (FALSE) { # \dontrun{
# Countries nested in UN subregion and continent, weighted by population
gs <- geoscale_from_provider(
  "naturalearth",
  levels  = c("continent", "subregion", "adm0_a3"),
  weights = c("pop_est", "gdp_md"),
  scale   = 110
)
} # }