import { SignalControllerCallType } from './signalController/types';
import { NECallConfig, NECallParam, NEHangupParam, NEAudioCallPlaceholderImageConfig, NESetupConfig, NECallEvents, NECallInfo } from './neCallTypes';
import EventEmitter from 'eventemitter3';
import SignalController from './signalController';
import RTCController from './rtcController';
/**
 * Documentation for the Dog class.
 * @noInheritDoc
 */
declare class NECallEngine extends EventEmitter<NECallEvents> {
    static instance?: NECallEngine;
    signalController: SignalController;
    rtcController: RTCController;
    enableJoinRtcWhenCall: boolean;
    enableSubscribeVideoInAudioCall: boolean;
    enableSwitchVideoConfirm: boolean;
    enableSwitchAudioConfirm: boolean;
    private _unusualTimeout;
    private _unusualTimer?;
    private _callType;
    private _currentUserInfo;
    private _remoteUserInfo;
    private _remoteView?;
    private _connectRateData;
    private _nim?;
    private _onKickedOfflineHandler?;
    private _audioCallPlaceholderImageConfig?;
    private _audioCallPlaceholderImageElement?;
    private _audioCallPlaceholderCanvas?;
    private _audioCallPlaceholderStream?;
    private _audioCallPlaceholderVideoTrack?;
    private _audioCallPlaceholderRenderTimer?;
    constructor();
    /**
     * 设置呼叫组件
     * @param params 初始化参数
     */
    setup(params: NESetupConfig): void;
    /**
     * 发起呼叫
     * @param params 呼叫参数
     */
    call(params: NECallParam): Promise<NECallInfo | undefined>;
    /**
     * 接收呼叫
     */
    accept(): Promise<NECallInfo | undefined>;
    /**
     * 拒绝呼叫，包含主叫取消，被叫拒绝（reason: 3，主叫接受到繁忙），通话中挂断。
     * @param params 挂断参数
     */
    hangup(params?: NEHangupParam): Promise<void>;
    /**
     * 切换呼叫类型
     * @param params.callType 呼叫类型
     * @param params.state  1: 邀请； 2：同意； 3：拒绝
     */
    switchCallType(params: {
        callType: SignalControllerCallType;
        state: number;
    }): Promise<void>;
    /**
     * 设置本地视图
     * @param view 视图dom
     */
    setLocalView(view: HTMLElement): void;
    /**
     * 设置远端视图
     * @param view 视图dom
     * @param uid 远端用户accId
     */
    setRemoteView(view: HTMLElement): void;
    /**
     * 开关本地视频
     * @param enabled true: 开启； false: 关闭
     */
    enableLocalVideo(enabled: boolean): Promise<void>;
    /**
     * 开关本地视频
     * @param mute true: 停止采集； false: 开始采集
     */
    muteLocalVideo(mute: boolean): Promise<void>;
    /**
     * 开启或关闭麦克风静音
     * @param mute true: 静音； false: 关闭静音
     */
    muteLocalAudio(mute: boolean): Promise<void>;
    /**
     * 设置音频通话占位图。配置后，音频呼叫会以自定义视频流的形式发布该图片。
     * 接收端是否订阅该占位视频，由 enableSubscribeVideoInAudioCall 控制。
     */
    setAudioCallPlaceholderImage(params: NEAudioCallPlaceholderImageConfig): Promise<void>;
    /**
     * 初始并播放本地视频
     * @param view 视图dom
     */
    initAndPlayLocalSteam(view?: HTMLElement): Promise<void>;
    /**
     * 设置超时时间
     * @param time 超时取消，单位：秒
     */
    setTimeout(time: number): void;
    /**
     * 根据accId获取rtc uid
     * @param accId 用户 im 的 accId
     */
    setCallConfig(params: NECallConfig): void;
    /**
     * 根据accId获取rtc uid
     * @param accId 用户 im 的 accId
     */
    getUidByAccId(accId: string): string | undefined;
    /**
     * 通话中获取通话信息
     */
    getCallInfo(): NECallInfo | undefined;
    /**
     * 获取呼叫时的配置参数
     */
    getCallConfig(): NECallConfig;
    /**
     * 重连，im 重连成功后调用
     */
    reconnect(): void;
    /**
     * 销毁
     */
    destroy(): void;
    private _handleCallEnd;
    private _rtcJoin;
    private _syncCurrentUserInfoBySignalControllerMembers;
    private _bindSignalControllerHooks;
    private _handleRtcEvents;
    private _getCurrentCallId;
    private _getCurrentRtcCid;
    private _createApiEvent;
    private _shouldSubscribeRemoteVideo;
    private _shouldPublishAudioCallPlaceholderVideo;
    private _syncRtcRemoteVideoSubscription;
    private _ensureAudioCallPlaceholderVideoTrack;
    private _buildAudioCallPlaceholderResources;
    private _normalizeAudioCallPlaceholderLayout;
    private _loadAudioCallPlaceholderImage;
    private _drawAudioCallPlaceholderFrame;
    private _disposeAudioCallPlaceholderResources;
    /**
     * 获取呼叫组件单例
     */
    static getInstance(): NECallEngine;
}
export default NECallEngine;