Drawing over a vtkImageViewer

[Erik Sobel]

I want to draw on top of my vtkImageViewer - Is there a way to access the 
Tk canvas widget or whatever it is that is actually displaying the image so 
that I can use the Tk drawing commands? (an example would be very helpful)

Thanks
Erik

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Erik Sobel
esobel at alphatech.com
erik.sobel at alphatech.com
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