accelerometer library Null safety

Accelerometer

https://w3c.github.io/accelerometer/

Classes

Accelerometer
AccelerometerReadingValues
AccelerometerSensorOptions
GravityReadingValues
GravitySensor
LinearAccelerationReadingValues
LinearAccelerationSensor

Extensions

PropsAccelerometer
PropsAccelerometerReadingValues
PropsAccelerometerSensorOptions

Enums

AccelerometerLocalCoordinateSystem