import { EventEmitter } from 'events';
import { CloudAnchor } from './CloudAnchorManager';
export interface ARSessionOptions {
    cameraType?: 'front' | 'back';
    enablePlaneDetection?: boolean;
    enableCloudAnchors?: boolean;
    enableMultiUser?: boolean;
    cloudAnchorOptions?: {
        serverUrl?: string;
        resolveTimeoutSeconds?: number;
    };
    userSessionOptions?: {
        serverUrl?: string;
        heartbeatInterval?: number;
        inactivityTimeout?: number;
    };
}
export declare enum ARSessionState {
    UNINITIALIZED = "UNINITIALIZED",
    INITIALIZED = "INITIALIZED",
    RUNNING = "RUNNING",
    PAUSED = "PAUSED",
    STOPPED = "STOPPED"
}
export declare class ARSession extends EventEmitter {
    private state;
    private options;
    private cloudAnchorManager;
    private userSessionManager;
    constructor(options?: ARSessionOptions);
    /**
     * Initializes the AR session:
     * - Requests camera permissions.
     * - Prepares configuration based on options.
     */
    initialize(): Promise<void>;
    /**
     * Starts the AR session if it is properly initialized.
     */
    start(): void;
    /**
     * Pauses the AR session, suspending rendering and sensor updates.
     */
    pause(): void;
    /**
     * Resumes the AR session if it is paused.
     */
    resume(): void;
    /**
     * Hosts a local anchor to the cloud
     */
    hostCloudAnchor(anchor: any): Promise<CloudAnchor>;
    /**
     * Resolves a cloud anchor by its ID
     */
    resolveCloudAnchor(cloudId: string): Promise<CloudAnchor>;
    /**
     * Updates a cloud anchor's position
     */
    updateCloudAnchor(cloudId: string, newPosition: {
        x: number;
        y: number;
        z: number;
    }): Promise<CloudAnchor>;
    /**
     * Removes a cloud anchor
     */
    removeCloudAnchor(cloudId: string): Promise<void>;
    /**
     * Gets all hosted cloud anchors
     */
    getHostedCloudAnchors(): CloudAnchor[];
    /**
     * Gets all resolved cloud anchors
     */
    getResolvedCloudAnchors(): CloudAnchor[];
    /**
     * Stops the AR session and cleans up resources.
     */
    stop(): void;
    /**
     * Returns the current state of the AR session.
     */
    getState(): ARSessionState;
}