Animate a choropleth over time — animate

Given a panel from world_data(2000:2020, ...), animate the choropleth over year via the optional gganimate package, or fall back to a faceted small-multiple when it is not installed.

Usage

animate_world(data, fill, time = year, projection = "equal_earth", ...)

Arguments

data: A panel map-ready frame (polygon or sf) with a time column.
fill: The fill column (unquoted).
time: The time column (unquoted; default year).
projection: Projection for the sf backend.
...: Passed to world_map().

Value

A gganim object (if gganimate is available) or a faceted ggplot.

Examples

if (FALSE) { # \dontrun{
world_data(2000:2005, c(gdp = "NY.GDP.PCAP.KD")) |>
  animate_world(gdp)
} # }