Constants which determine the manner in which series values are used to color regions on a geographic map chart.
Applicable only when the associated series [[Series.chartType]] is RegionMap.
The coloring of map regions is determined by the numerical value of the associated data point.
The coloring of map regions is determined by the value of the associated data point, which is assumed to represent a category.
Constants which determine the manner in which series values are used to color regions on a geographic map chart.
Applicable only when the associated series [[Series.chartType]] is RegionMap.