The annotation module from elm-chart-builder.
It defines the data formats that need to be passed to a chart in order to draw extra annotations on top of it.
( Chart.Internal.Event.Hint
, List ( String
, String )
)
A Hint Use it for example in conjuction with some event data to draw the dots on chart hover.
It'a a tuple made of a Event.Hint with list of style definitions.