/**
 * Copyright (c) 2017-present A. Matías Quezada <amatiasq@gmail.com>
 */
export default abstract class BaseTimer<T> {
    protected readonly milliseconds: number;
    protected readonly callback: TimerCallback<T>;
    protected _domId: number;
    protected _isLooping: boolean;
    /**
     * Creates a new timer.
     *
     * @param milliseconds {Number} The milliseconds until the callback will be invoked.
     * @param callback {Function} The callback to invoke.
     */
    constructor(milliseconds: number, callback: TimerCallback<T>);
    /**
     * Will schedule the timer to invoke the callback once after `milliseconds`.
     *
     * @returns {Promise<T>|Boolean} False if the timer was already set. True if the timer successfully started.
     */
    schedule(): boolean;
    /**
     * Will cancel next executions of this timer.
     * This will prevent the callback to be invoked again until the timer is
     *   scheduled or started again.
     *
     * @returns {Boolean} False if the timer was not running. True if the timer successfully stopped.
     */
    cancel(): boolean;
    /**
     * It will ensure the timer will reset and start the delay again from 0.
     * If the timer is not running it will schedule it.
     */
    reschedule(): void;
    /**
     * It will start the timer as a repetitive timer.
     * The callback will be called every `milliseconds` milliseconds until it's stopped.
     *
     * @returns {Boolean} False if the timer was already set. True if the timer successfully started.
     */
    start(): boolean;
    /**
     * This will prevent the callback to be invoked again until the timer is
     *   scheduled or started again.
     *
     * @returns {Boolean} False if the timer was not running. True if the timer successfully stopped.
     */
    stop(): boolean;
    /**
     * It will ensure the timer will reset and start the delay again from 0.
     * If the timer is not running it will schedule it.
     */
    restart(): void;
    protected abstract _setTimer(): number;
    protected abstract _clearTimer(): void;
    protected _tick(delay: number): void;
}
export declare type TimerCallback<T> = (delay: number) => T;