LegendPlacement:   "bottom" | "right"          @cuetsy(targetType="type")

LegendDisplayMode: "list" | "table" | "hidden" @cuetsy(targetType="enum")

VizLegendOptions: {
	displayMode: LegendDisplayMode
	placement:   LegendPlacement
	asTable: bool | *false
	isVisible: bool | *false
	calcs: [...string]
} @cuetsy(targetType="interface")