//Add the Information. this.chartControlParameter.ObjectHotTracked += (s, a) => { //ChartHitInfo chartHitInfo = a.HitInfo; SeriesPoint seriesPoint = a.AdditionalObject as SeriesPoint; if (seriesPoint != null) { //MessageBox.Show(seriesPoint.Argument); toolTipControllerParameter.ShowHint(seriesPoint.Argument); } else { toolTipControllerParameter.HideHint(); } };
Dev chartControl添加提示层信息