import RtcAnnotation from './RtcAnnotation.native';
import type { RtcAnnotationManagerEventHandler, Subscription } from './RtcEvents';
/**
 * The {@link RtcAnnotationManager} class.
 */
export default class RtcAnnotationManager implements RtcAnnotationManagerInterface {
    /**
     * @ignore
     */
    private _annotations;
    /**
     * @ignore
     */
    private _listeners;
    /**
     * @ignore
     */
    private static _callMethod;
    destroy(): void;
    /**
     * Adds the [`RtcAnnotationManagerEventHandler`]{@link RtcAnnotationManagerEventHandler} handler.
     *
     * After setting the [`RtcAnnotationManagerEventHandler`]{@link RtcAnnotationManagerEventHandler} handler, you can listen for `RtcAnnotationManager` events and receive the statistics of the corresponding RtcAnnotationManager instance.
     * @param event The event type.
     * @param listener The [`RtcAnnotationManagerEventHandler`]{@link RtcAnnotationManagerEventHandler} handler.
     */
    addListener<EventType extends keyof RtcAnnotationManagerEventHandler>(event: EventType, listener: RtcAnnotationManagerEventHandler[EventType]): Subscription;
    /**
     * Removes the [`RtcAnnotationManagerEventHandler`]{@link RtcAnnotationManagerEventHandler} handler.
     *
     * For callback events that you only want to listen for once, call this method to remove the specific [`RtcAnnotationManagerEventHandler`]{@link RtcAnnotationManagerEventHandler} objects after you have received them.
     * @param event The event type.
     * @param listener The [`RtcAnnotationManagerEventHandler`]{@link RtcAnnotationManagerEventHandler} handler.
     */
    removeListener<EventType extends keyof RtcAnnotationManagerEventHandler>(event: EventType, listener: RtcAnnotationManagerEventHandler[EventType]): void;
    /**
     * Removes all the [`RtcAnnotationManagerEventHandler`]{@link RtcAnnotationManagerEventHandler} handlers.
     * @param event The event type.
     */
    removeAllListeners<EventType extends keyof RtcAnnotationManagerEventHandler>(event?: EventType): void;
    /**
     * @~english
     * @brief Get video annotation object.
     * @param userId  User ID
     * @param streamId Stream ID
     * @return
     *   - PanoRtcAnnotation object
     * @~chinese
     * @brief 获取视频标注对象
     * @param userId 用户ID
     * @param streamId 视频流ID
     * @return
     *  - 视频标注对象
     */
    getVideoAnnotation(userId: string, streamId: number): Promise<RtcAnnotation | undefined>;
    /**
     * @~english
     * @brief Get share annotation object.
     * @param userId  User ID
     * @return
     *   - PanoRtcAnnotation object
     * @~chinese
     * @brief 获取共享标注对象
     * @param userId 用户ID
     * @return
     *  - 共享标注对象
     */
    getShareAnnotation(userId: string): Promise<RtcAnnotation | undefined>;
}
/**
 * @ignore
 */
interface RtcAnnotationManagerInterface {
    getVideoAnnotation(userId: string, streamId: number): Promise<RtcAnnotation | undefined>;
    getShareAnnotation(userId: string): Promise<RtcAnnotation | undefined>;
}
export {};