import * as THREE from 'three';
import { Behavior, ContextManager, Event, Observable } from '@zcomponent/core';
import { Camera } from '../components/cameras/Camera';
export interface DeviceOrientationConstructorProps {
    /**
     * Request permission for motion data on devices that require it (e.g. iOS).
     * The request will be made during the first user event after the behavior has been constructed,
     * typically when the user taps the splash page 'Launch' button.
     *
     * @zui
     * @zdefault true
     */
    requestPermission: boolean;
}
/**
 * Rotate and move the camera to match the device's orientation with respect to gravity.
 *
 *
 * @zbehavior
 * @zicon 360
 * @zparents three/Object3D/Camera/**
 */
export declare class DeviceOrientation extends Behavior<Camera<THREE.Camera>> {
    constructorProps: DeviceOrientationConstructorProps;
    onPermissionDenied: Event<[]>;
    /**
     * Allow users on devices without any motion data (e.g. no support or no permission) to
     * swipe or drag on the screen to rotate the view in all dimensions.
     *
     * @zui
     * @zdefault true
     */
    gestureFallback: Observable<boolean, never>;
    /**
     * Allow users on devices to swipe or drag on the screen to rotate the left-right axis of the view.
     *
     * @zui
     * @zdefault true
     */
    gestureDirection: Observable<boolean, never>;
    private _domEventsBound;
    private _latestOrientationEvent;
    private _isIOS;
    private _gestureXOffset;
    private _gestureYOffset;
    /**
     * Constructs a new DeviceOrientation Behavior.
     * @param contextManager - The context manager.
     * @param instance - The Camera instance.
     * @param constructorProps - The properties required to construct the DeviceOrientation Behavior.
     */
    constructor(contextManager: ContextManager, instance: Camera<THREE.Camera>, constructorProps: DeviceOrientationConstructorProps);
    private _frame;
    protected _updateDOMEvents: () => void;
    private _deviceOrientation;
    private _lastDragPosition;
    private _pointerMove;
    private _pointerUp;
    protected _activateDOMEvents(): Promise<void>;
    protected _deactivateDOMEvents(): void;
    /**
     * Disposes the DeviceOrientation Behavior.
     */
    dispose(): never;
}