I have some data in my app using Qwt Plot and i want to measure some delta values using my mouse in my plot.
eg:
how can i implement this in Qwt? please enlightened megiven:
point 1 (1,3)
point 2 (2,4)
point 3 (3,1)
now if i point my mouse to point 1 (click) then point 2 (click)
then i should show:
delta x = 1 and delta y = 1
baray98
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