private int getNumberOfLeadingFillerLines(ListingField listingField) {
		if (!(listingField instanceof PlateListingTextField)) {
			return 0;
		}

		PlateFieldTextField plateField = ((PlateListingTextField) listingField).getPlateTextField();
		return plateField.getLeadingFillerLineCount();
	}
Get a stars string based upon the available width.
@return string of '*'s
Ghidra/Features/Base/src/main/java/ghidra/app/util/viewer/field/PlateFieldFactory.java