module Data.Geo.GPX.Accessor.Lon where import Data.Geo.GPX.LongitudeType import Data.Geo.GPX.Accessor.Accessor class Lon a where lon :: a -> LongitudeType setLon :: LongitudeType -> a -> a usingLon :: (LongitudeType -> LongitudeType) -> a -> a usingLon = lon `using` setLon