bShowRuler: boolean being True to show or False else
Example
Sub main()
Dim Error As Integer
Set VirtualHumanVisionLab = CreateObject("VisionLabViewer.Application")
Error = VirtualHumanVisionLab.Show(True)
Error = VirtualHumanVisionLab.OpenFile("C:\TailLampVE.xmp")
'Show the rulers
Error = VirtualHumanVisionLab.ShowRuler(True)
End Sub