heatmap
function heatmap<A extends PlotAnnotation, C extends Chart>(config: HeatmapConfig <A, C>): d3.Selection
This renders PlotAnnotations as heatmaps in a Chart.
Type parameters
A: PlotAnnotation
C: Chart
Parameters
config: HeatmapConfig <A, C>
Returns: d3.Selection <SVGGElement, string, any, any>