export interface UseMotionState {
    acceleration: DeviceMotionEventAcceleration;
    accelerationIncludingGravity: DeviceMotionEventAcceleration;
    rotationRate: DeviceMotionEventRotationRate;
    interval: number;
}
/**
 * Hook that uses device's acceleration sensor to track its motions.
 */
export declare const useMotion: (initialState?: UseMotionState) => UseMotionState;