zones property
An array defining zones within marker clusters.
In styled mode, the color zones are styled with the
.highcharts-cluster-zone-{n}
class, or custom
classed from the className
option.
API Docs: https://api.highcharts.com/highcharts/series.scatter.cluster.zones
Implementation
List<HighchartsScatterSeriesClusterZonesOptions>? zones;