Random Number Generator: Pick a Number

number picker I wanted to customize number picker selection divider. I created custom drawable to be used for number picker selection divider. I created custom material style inheriting. This answer changes color of all fields of number picker, I mean color of unselected fields will change, too. But what if I want to change just selected field?!

number picker, Spin the wheel. Hit the spin button and let the wheel randomly select a number for you—no snup needed! Repeat and Enjoy!.