Hi Andrew,
Thank you for using Syncfusion products.
Get the DateTime on a chart's X-axis corresponding to a mouse click. Please refer to the following VB.Net code snippet and attached samples.
[ VB.Net ]
Private Sub ChartControl1_ChartRegionMouseDown(ByVal sender As System.Object, ByVal e As Syncfusion.Windows.Forms.Chart.ChartRegionMouseEventArgs) Handles ChartControl1.ChartRegionMouseDown
Dim text As String
text = "X = " + Me.ChartControl1.ChartArea.GetValueByPoint(e.Point()).DateX.ToString() + Environment.NewLine
text = text + "Y = " + Me.ChartControl1.ChartArea.GetValueByPoint(e.Point()).YValues(0).ToString()
Me.ToolTip1.SetToolTip(Me.ChartControl1, text)
End Sub
Download a sample from following link :
http://websamples.syncfusion.com/samples/Chart.Windows/F58035/main.htmRegards,
Rajesh