public ColorFilter addAll( Map<Color, Color> from2toMap ) {
			ensureColorMap();

			colorMap.putAll( from2toMap );
			if( darkColorMap != null )
				darkColorMap.putAll( from2toMap );
			return this;
		}
Adds color mappings. Used for light and dark themes.
flatlaf-extras/src/main/java/com/formdev/flatlaf/extras/FlatSVGIcon.java