Manual dragging makes some weird flickering bug appear. I tested in 2 devices, same bug. However, the bug was not appearing on the emulator. https://user-images.githubusercontent.com/27898090/170919103-247b0edf-bfba-4ebc-8faf-a21ce14020ce.mp4 **Environment:** <!-- Please complete the following information: --> * OS version: Oneplus 5t Android 10 * Flutter version: 3.0 * Package version: 0.2.6