public final void paintMarkers(Graphics g, int index, VerticalPixelAddressMap pixmap,
			AddressIndexMap map) {
		if (showMarkers) {
			List<Integer> layouts = computeActiveLayouts(pixmap, map);
			doPaintMarkers(g, pixmap, index, map, layouts);
		}
	}
Returns the Navigator Icon for this marker set

@return the Navigator Icon for this marker set
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/marker/MarkerSetImpl.java