public static Rectangle addInsets( Rectangle r, Insets insets ) {
		return new Rectangle(
			r.x - insets.left,
			r.y - insets.top,
			r.width + insets.left + insets.right,
			r.height + insets.top + insets.bottom );
	}
Utility methods for UI delegates.

@author Karl Tauber
flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatUIUtils.java