Trace profile line on igram as user clicks+drags
When user clicks and drags (left button) on interferogram to draw profile along which they want deformation vs. time graph to be displayed, we need to see the drawn profile on the interferogram.
When user clicks and drags (left button) on interferogram to draw profile along which they want deformation vs. time graph to be displayed, we need to see the drawn profile on the interferogram.