itemForFeatureCollection(itemCollection, geoJSON)
Overrides a feature collection.
Declaration
itemForFeatureCollection?<D extends GeoJSONTypes.FeatureCollection>(
itemCollection: ItemCollection<D>,
geoJSON: D,
): ItemCollection<D> | Item[] | null;Parameters
- itemCollection:
A collection containing associated annotations and overlays.
- geoJSON:
The original GeoJSON object for the
FeatureCollection. This contains an array offeaturetypes.
Return Value
A map item or an array of map items.
Discussion
MapKit JS calls this method for every GeoJSON FeatureCollection object. The framework also calls this method after constructing subitems and calling their delegate functions.