import '../../style.scss';
import 'bootstrap';
import { AudioVideoFacade, AudioVideoObserver, ClientMetricReport, DeviceChangeObserver, MeetingSession, MeetingSessionConfiguration, MeetingSessionStatus, MeetingSessionVideoAvailability, VideoTileState } from '../../../../src/index';
declare class DemoTileOrganizer {
    private static MAX_TILES;
    private tiles;
    acquireTileIndex(tileId: number): number;
    releaseTileIndex(tileId: number): number;
}
export declare class DemoMeetingApp implements AudioVideoObserver, DeviceChangeObserver {
    showActiveSpeakerScores: boolean;
    activeSpeakerLayout: boolean;
    meeting: string | null;
    name: string | null;
    voiceConnectorId: string | null;
    sipURI: string | null;
    region: string | null;
    static readonly DID: string;
    static readonly BASE_URL: string;
    meetingSession: MeetingSession | null;
    audioVideo: AudioVideoFacade | null;
    tileOrganizer: DemoTileOrganizer;
    canStartLocalVideo: boolean;
    roster: any;
    tileIndexToTileId: {
        [id: number]: number;
    };
    tileIdToTileIndex: {
        [id: number]: number;
    };
    buttonStates: {
        [key: string]: boolean;
    };
    enableWebAudio: boolean;
    constructor();
    initParameters(): void;
    initEventListeners(): void;
    toggleButton(button: string, state?: 'on' | 'off'): boolean;
    displayButtonStates(): void;
    showProgress(id: string): void;
    hideProgress(id: string): void;
    switchToFlow(flow: string): void;
    audioInputsChanged(_freshAudioInputDeviceList: MediaDeviceInfo[]): void;
    videoInputsChanged(_freshVideoInputDeviceList: MediaDeviceInfo[]): void;
    audioOutputsChanged(_freshAudioOutputDeviceList: MediaDeviceInfo[]): void;
    metricsDidReceive(clientMetricReport: ClientMetricReport): void;
    initializeMeetingSession(configuration: MeetingSessionConfiguration): Promise<void>;
    setClickHandler(elementId: string, f: () => void): void;
    join(): Promise<void>;
    leave(): void;
    setupMuteHandler(): void;
    setupCanUnmuteHandler(): void;
    updateRoster(): void;
    setupSubscribeToAttendeeIdPresenceHandler(): void;
    joinMeeting(): Promise<any>;
    endMeeting(): Promise<any>;
    setupDeviceLabelTrigger(): void;
    populateDeviceList(elementId: string, genericName: string, devices: MediaDeviceInfo[], additionalOptions: string[]): void;
    populateInMeetingDeviceList(elementId: string, genericName: string, devices: MediaDeviceInfo[], additionalOptions: string[], callback: (name: string) => void): void;
    createDropdownMenuItem(menu: HTMLDivElement, title: string, clickHandler: () => void, id?: string): HTMLButtonElement;
    populateAllDeviceLists(): Promise<void>;
    populateAudioInputList(): Promise<void>;
    populateVideoInputList(): Promise<void>;
    populateAudioOutputList(): Promise<void>;
    private analyserNodeCallback;
    openAudioInputFromSelection(): Promise<void>;
    setAudioPreviewPercent(percent: number): void;
    startAudioPreview(): void;
    openAudioOutputFromSelection(): Promise<void>;
    private selectedVideoInput;
    openVideoInputFromSelection(selection: string | null, showPreview: boolean): Promise<void>;
    private audioInputSelectionToDevice;
    private videoInputSelectionToDevice;
    authenticate(): Promise<void>;
    log(str: string): void;
    audioVideoDidStartConnecting(reconnecting: boolean): void;
    audioVideoDidStart(): void;
    audioVideoDidStop(sessionStatus: MeetingSessionStatus): void;
    videoTileDidUpdate(tileState: VideoTileState): void;
    videoTileWasRemoved(tileId: number): void;
    videoAvailabilityDidChange(availability: MeetingSessionVideoAvailability): void;
    hideTile(tileIndex: number): void;
    tileIdForAttendeeId(attendeeId: string): number | null;
    activeTileId(): number | null;
    layoutVideoTiles(): void;
    visibleTileIndices(): number[];
    layoutVideoTilesActiveSpeaker(visibleTileIndices: number[], activeTileId: number): void;
    updateTilePlacement(tileIndex: number, x: number, y: number, w: number, h: number): void;
    layoutVideoTilesGrid(visibleTileIndices: number[]): void;
    private setupScreenViewing;
    connectionDidBecomePoor(): void;
    connectionDidSuggestStopVideo(): void;
    videoSendDidBecomeUnavailable(): void;
}
export {};