Method constructor

src/MapHeatmap.tsx:98–101

(props: MapHeatmapProps)

  private heatmap: NativeProps['ref'];

  constructor(props: MapHeatmapProps) {
    super(props);
    this.heatmap = React.createRef<View>();
  }

  setNativeProps(props: Partial<NativeProps>) {
    this.heatmap.current?.setNativeProps(props);