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Nov 19th, 2019
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  1.  
  2. let val_red = slider_red.value
  3. let val_green = slider_green.value
  4. let val_blue = slider_blue.value
  5. let val_alpha = slider_alpha.value
  6.  
  7. switch sender.tag {
  8. case 0 :
  9. value_red.text = String(Int(val_red))
  10. case 1 :
  11. value_green.text = String(Int(val_green))
  12. case 2 :
  13. value_blue.text = String(Int(val_blue))
  14. case 3 :
  15. value_alpha.text = String(format:"%.2f", val_alpha)
  16. default :
  17. break
  18. }
  19.  
  20. color_result.backgroundColor = UIColor(red: (CGFloat(val_red/255.0)), green: (CGFloat(val_green/255.0)), blue: (CGFloat(val_blue/255.0)), alpha: CGFloat(val_alpha))
  21.  
  22. value_hexa.text = "#" + String(Int(val_red), radix:16) + String(Int(val_green), radix:16) + String(Int(val_blue), radix:16) + String(Int(val_alpha*255), radix:16)
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