import { OnDestroy, OnInit } from '@angular/core';
import { IdleService } from '../services/idle.service';
export declare class IdleWarningComponent implements OnInit, OnDestroy {
    private _idleService;
    message: string;
    constructor(_idleService: IdleService);
    private _dashArrayInitialValue;
    private _isComponentDestroyed;
    timeRemaining: number;
    warningTime: number;
    circleDashArray: string;
    barColourClassName: string;
    ngOnInit(): void;
    ngOnDestroy(): void;
    private startTimer;
    private calculateTimeFractions;
    private setCircleDashArray;
    private setBarColourClassName;
    private setState;
    private continueTimer;
}