/**
* Sets the style that will be used when creating new charts.
*
* @param style the style ({@code null} not permitted).
* @since 1.2
*/
public static void setDefaultChartStyle(ChartStyle style) {
ArgChecks.nullNotPermitted(style, "style");
defaultStyle = style.clone();
}
/**
* Returns a new instance of the default chart style (so that, by default, all charts will have an
* independent style instance).
*
* @return The default chart style (never {@code null}).
* @since 1.2
*/
public static ChartStyle getDefaultChartStyle() {
return defaultStyle.clone();
}