import { OnInit, OnDestroy, OnChanges, EventEmitter, ElementRef } from '@angular/core';
import { CounterUpConfig } from './counter-up.config';
export declare class CounterUpDirective implements OnInit, OnChanges, OnDestroy {
    protected el: ElementRef;
    number: string | number;
    offset: string;
    formatter: string;
    complete: EventEmitter<any>;
    private _number;
    private _isComma;
    private _isTime;
    private _seconds;
    private _decimalPlaces;
    private _delay;
    private _time;
    private _offset;
    private _beginAt;
    private _proceedNumber;
    private _timestamp;
    private _pause;
    private _formatter;
    constructor(el: ElementRef, config: CounterUpConfig);
    ngOnInit(): void;
    ngOnChanges(e: any): void;
    ngOnDestroy(): void;
    private _increment();
    start(): void;
    pause(): void;
    resume(): void;
    private time2number(text);
    private number2time(number);
    private comma2number(text);
    private number2comma(number);
    private text2number(text);
    private number2text(number);
    private format(text);
}