internal ExcelChartStyleEntry GetDataPointStyle() { ExcelChartStyleEntry dataPoint; if (_chart.IsType3D()) { dataPoint = Style.DataPoint3D; } else if (_chart.IsTypeLine() || (_chart.IsTypeScatter() && _chart.ChartType != eChartType.XYScatter) || (_chart.IsTypeRadar() && _chart.ChartType != eChartType.RadarFilled)) { dataPoint = Style.DataPointLine; } else { dataPoint = Style.DataPoint; if (_chart.ChartType == eChartType.XYScatter) { dataPoint.Border.Fill.Style = eFillStyle.NoFill; } } return(dataPoint); }