import { OnInit } from '@angular/core';
import { Observable } from 'rxjs';
import { Quiz, QuizStatus } from './shared/models/quiz';
import { AnswerData } from './shared/models/answer';
import { NgxQuizService } from './ngx-quiz.service';
import { AbstractQuizEmitterDirective } from './shared/directives/abstract-quiz-emitter.directive';
import { Report } from './shared/models/report';
import * as i0 from "@angular/core";
export declare class NgxQuizComponent extends AbstractQuizEmitterDirective implements OnInit {
    private quizService;
    quiz: Quiz;
    quizStatus$: Observable<QuizStatus>;
    index$: Observable<number>;
    started: QuizStatus;
    ongoing: QuizStatus;
    finished: QuizStatus;
    constructor(quizService: NgxQuizService);
    ngOnInit(): void;
    startQuiz(): void;
    restartQuiz(): void;
    finishQuiz(report: Report): void;
    previousQuestion(): void;
    nextQuestion(): void;
    answerClicked(answerData: AnswerData): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<NgxQuizComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<NgxQuizComponent, "ngx-quiz", never, { "quiz": "quiz"; }, {}, never, never, false>;
}