VegaLite.projection
You're seeing just the function
projection
, go back to VegaLite module for more information.
Specs
Adds a projection spec to the specification.
Projection maps longitude and latitude pairs to x, y coordinates.
Examples
Vl.new()
|> Vl.data_from_values(...)
|> Vl.projection(type: :albers_usa)
|> Vl.mark(:circle)
|> Vl.encode_field(:longitude, "longitude", type: :quantitative)
|> Vl.encode_field(:latitude, "latitude", type: :quantitative)
See the docs for more details.