public interface IXLWaterfallChartSeries : IXLChartSeries<IXLWaterfallChartSeries>, IXLChartSeries, ISupportWaterfallSeriesElementVisibilities<IXLWaterfallChartSeries>, ISupportWaterfallSeriesElementVisibilities, ISupportSeriesSubtotalPoints<IXLWaterfallChartSeries>, ISupportSeriesSubtotalPoints, ISupportSeriesDataLabels<IXLWaterfallChartSeries>, ISupportSeriesDataLabels, ISupportSeriesPointDataLabels<IXLWaterfallChartSeries>, ISupportSeriesPointDataLabels, ISupportCategorySeries<IXLWaterfallChartSeries>, ISupportCategorySeries, ISeriesFeature<IXLWaterfallChartSeries>, ISeriesFeature