public final ObjectProperty<Paint> sectionFill4Property() {
        if (null == sectionFill4) {
            sectionFill4 = new StyleableObjectProperty<Paint>(DEFAULT_SECTION_FILL_4) {
                @Override public CssMetaData getCssMetaData() { return StyleableProperties.SECTION_FILL_4; }
                @Override public Object getBean() { return RadialBargraph.this; }
                @Override public String getName() { return "sectionFill4"; }
            };
        }
        return sectionFill4;
    }