When the user is in the Zoom in/out mode (see Toolbar) and presses on the right-mouse button over the plot area, this event is generated after the chart is redrawn with the new zoom-out settings. Use this event to perform operations after a zoom-out is complete.
'XYChartCtl1 is the name of the XY Chart control instance placed on the form
Private Sub XYChartCtl1_ZoomOutComplete()
If .MaxXValue(1) = .AbsMaxXValue(1) And .MaxYValue(1) = .AbsMaxYValue(1)
.Trend.Enable = TRUE 'Enable trending after user zooms out all