[vtkusers] how to get he mouse position when pressed on vtkimageviewer window

[Moti Freiman]

Hello!
i want to get the position of the mouse on image coordinates when the 
left button of the mouse pressed on imageviewer window, or general 
vtkRenderWindow.
I did not find any function that do that. can someone give some help on 
this?
Thanks!
moti

-- 
Moti Freiman, Graduate Student.
Medical Image Processing and Computer-Assisted Surgery Laboratory.
School of Computer Science and Engineering.
The Hebrew University of Jerusalem Givat Ram, Jerusalem 91904, Israel 
Phone: +(972)-2-658-5371 (laboratory) 
E-mail: freiman at cs.huji.ac.il
WWW site: http://www.cs.huji.ac.il/~freiman  



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