private static boolean isDialogFamily( String family ) {
			return family.equalsIgnoreCase( Font.DIALOG );
		}
@param families list of font families, or {@code null}
@param style new style of font, or {@code -1}
@param styleChange derive style of base font; or {@code 0}
                   (the lower 16 bits are added; the upper 16 bits are removed)
@param absoluteSize new size of font, or {@code 0}
@param relativeSize added to size of base font, or {@code 0}
@param scaleSize multiply size of base font, or {@code 0}
flatlaf-core/src/main/java/com/formdev/flatlaf/FlatLaf.java