Hi Nicolas,
Thanks for using Syncfusion products.
We have analyzed your requirement, your requirement can be achieved by creating tooltip in MouseEnter event for chartseries as in below code snippet.
Code snippet[c#]:
void series_MouseEnter(object sender, ChartMouseEventArgs e)
{
mytooltip.Content = Convert.ToString(chart.Areas[0].Series[0].currSegment.DataPoint.Y);
mytooltip.IsOpen = true;
ToolTipService.SetToolTip(chart.Areas[0].Series[0], mytooltip);
}
Based on your requirement we have created and attached a sample.
Please let us know if you have any queries.
Thanks,
Michael Prabhu.
Tooltip_781d20dd.zip