[vtkusers] get coordinates on vtkXYPlotActor

Wed Apr 28 05:33:19 EDT 2004

hi everybody!
I'm using vtkXYPlotActor to display graphs. I want to get the mouse x y 
coordinates when I clic on the vtkXYPlotActor but I just recover (0,0) . Can 
anybody help me?...
thanks...
fred

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