import { ElementRef, OnInit, OnDestroy } from '@angular/core';
import { MusicPlayerService } from './music-player.service';
export declare class RepeatMusicDirective implements OnInit, OnDestroy {
    private _musicPlayerService;
    private _element;
    repeat: boolean;
    private _musicPlayerRepeatSubscription;
    constructor(_musicPlayerService: MusicPlayerService, _element: ElementRef);
    ngOnInit(): void;
    ngOnDestroy(): void;
    /**
     * Element click event handler
     */
    onClick(): void;
    /**
     * Change background color of element based on repeat state
     */
    private highlight();
}