import { EventEmitter } from '@angular/core';
import { PlayerConfig } from '../playerInterfaces';
import { SunbirdPdfPlayerService } from '../sunbird-pdf-player.service';
import { UtilService } from './util.service';
import * as i0 from "@angular/core";
export declare class ViewerService {
    private sunbirdPdfPlayerService;
    private utilService;
    zoom: any;
    rotation: number;
    currentPagePointer: number;
    totalNumberOfPages: number;
    pdfPlayerStartTime: number;
    pdfLastPageTime: number;
    endPageSeen: boolean;
    timeSpent: string;
    private version;
    playerEvent: EventEmitter<any>;
    contentName: string;
    loadingProgress: number;
    showDownloadPopup: boolean;
    src: string;
    userName: string;
    private metaData;
    isAvailableLocally: boolean;
    isEndEventRaised: boolean;
    defaultConfig: {};
    constructor(sunbirdPdfPlayerService: SunbirdPdfPlayerService, utilService: UtilService);
    initialize({ context, config, metadata }: PlayerConfig): void;
    pageSessionUpdate(): void;
    raiseStartEvent(event: any): void;
    raiseEndEvent(): void;
    getMetadata(): {
        pagesVisited: unknown[];
        duration: unknown[];
        zoom: unknown[];
        rotation: unknown[];
    };
    raiseHeartBeatEvent(type: string): void;
    raiseExceptionLog(errorCode: string, errorType: string, stacktrace: any, traceId: any): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<ViewerService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<ViewerService>;
}