Hello,

I have got problem with create phasor diagram, namely, I have created a chart graphic design but I have a problem with the same transformation.I have such data:
Qt Code: 
  1. Urms L1 130.2
  2. Urms l2 130.2
  3. Urms L3 130.2
  4. Irms L1 4.001
  5. Irms L2 4.001
  6. Irms L3 4.001
  7. f 60.00
  8. L125.0
  9. L2 25.0
  10. L3 25.0
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And i don't know how i can change length of pointer.
Iit should look something like this:
PhasorDiagram.jpg


if you have some sample code should look like this I would appreciate or any tip