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How do I display JPEG, crop it, display cropped JPEG and undo crop.  RSS feed

 
Warren Bell
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I need to learn how to display a JPEG, crop it using a mouse, re display the cropped JPEG and undo the crop. Can anyone refer me to example code or a book or a tutorial that will teach me this. I would like to use JAI.
Thanks,
Warren Bell
Netricks
 
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