@Override
	public ProxyObj<?> getProxy() {
		if (proxy == null) {
			return EmptyProxy.EMPTY_PROXY;
		}
		return proxy;
	}
Constructor
@param factory the FieldFactory that generated this field.
@param icon the ImageIcon to display.
@param proxy the object that this field represents.
@param metrics the FontMetrics used to render.
@param x the starting x position for this field.
@param width the width of this field.
@param center centers the image if true.
Ghidra/Features/Base/src/main/java/ghidra/app/util/viewer/field/ImageFactoryField.java