component

Flutter is an amazing framework for app development, and gaining popularity every second. Being component and composition based, and with the fact that it includes many built-in widgets to work with, it’s really easy to create beautiful widgets, either simple or complex.

Today we’ll be learning how to create a real-world case widget for updating a numeric value - a pitch-knob-like control. Like the ones you can usually find in a studio. It will also support letting the finger go to keep rolling in the same direction, and using the velocity it was left with.