/**
 * Reactive device motion and orientation sensors.
 *
 * Provides reactive signals for accelerometer, gyroscope, and
 * compass data via the DeviceMotion and DeviceOrientation APIs.
 *
 * @module bquery/media
 */
import type { DeviceMotionSignal, DeviceOrientationSignal } from './types';
/**
 * Returns a reactive signal tracking device motion (accelerometer + gyroscope).
 *
 * Uses the `devicemotion` event to provide acceleration, acceleration
 * including gravity, and rotation rate data.
 *
 * @returns A readonly reactive signal with motion sensor data and a `destroy()`
 * method to remove the underlying event listener
 *
 * @example
 * ```ts
 * import { useDeviceMotion } from '@bquery/bquery/media';
 * import { effect } from '@bquery/bquery/reactive';
 *
 * const motion = useDeviceMotion();
 * effect(() => {
 *   const { acceleration } = motion.value;
 *   console.log(`Acceleration: x=${acceleration.x}, y=${acceleration.y}, z=${acceleration.z}`);
 * });
 * ```
 */
export declare const useDeviceMotion: () => DeviceMotionSignal;
/**
 * Returns a reactive signal tracking device orientation (compass/gyroscope).
 *
 * Uses the `deviceorientation` event to provide alpha (compass heading),
 * beta (front-to-back tilt), and gamma (left-to-right tilt) data.
 *
 * @returns A readonly reactive signal with orientation data and a `destroy()`
 * method to remove the underlying event listener
 *
 * @example
 * ```ts
 * import { useDeviceOrientation } from '@bquery/bquery/media';
 * import { effect } from '@bquery/bquery/reactive';
 *
 * const orientation = useDeviceOrientation();
 * effect(() => {
 *   console.log(`Compass heading: ${orientation.value.alpha}°`);
 *   console.log(`Tilt: ${orientation.value.beta}° / ${orientation.value.gamma}°`);
 * });
 * ```
 */
export declare const useDeviceOrientation: () => DeviceOrientationSignal;
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