export interface NProgressStatic {
    /**
     * Configures the progress indicator.
     * @param {NProgressConfigureOptions} options An object containing the configuration options.
     * @returns {this} The current NProgress object, useful for chaining.
     */
    configure(options: NProgressConfigureOptions): this;
    /**
     * Finishes loading by transitioning it to 100%, then fading out.
     * @param {boolean} forceShow Forces the progress bar to show, even if it's not being shown. (The default behavior is that .done() will not do anything if .start() isn't called.)
     * @returns {this} The current NProgress object, useful for chaining.
     */
    done(forceShow?: boolean): this;
    /**
     * Increments the progress bar with a random amount. This will never get to 100%: use it for every image load (or similar).
     * @returns {this} The current NProgress object, useful for chaining.
     */
    inc(): this;
    /**
     * Increments the progress bar with a set amount.
     * @param {number} amount This will get the current status value and adds the value until status is max 0.994
     * @returns {this} The current NProgress object, useful for chaining.
     */
    inc(amount: number): this;
    /**
     * Gets whether progress has been started.
     * @returns {boolean} Whether the progress has started.
     */
    isStarted(): boolean;
    /**
     * Removes the progress indicator.
     */
    remove(): void;
    /**
     * Sets the progress percentage.
     * @param {number} progressPercent A number between 0.0 and 1.0 that represents the progress percentage.
     * @returns {this} The current NProgress object, useful for chaining.
     */
    set(progressPercent: number): this;
    /**
     * Configurations of the progress indicator. Can be changed by .configure().
     */
    settings: Required<NProgressConfigureOptions>;
    /**
     * Shows the progress bar and begins trickling progress.
     * @returns {this} The current NProgress object, useful for chaining.
     */
    start(): this;
    /**
     * Gets the status. If started, it will be the last progress number set.
     */
    status: number | null;
    /**
     * Gets the NProgress version.
     */
    version: string;
}
export interface NProgressConfigureOptions {
    /**
     * 使用的 CSS 动效曲线，默认为 'ease' 。
     *
     * The CSS easing animation to use. Default is 'ease'.
     */
    readonly easing?: string;
    /**
     * 进度条最小的百分比，默认为 0.08 。
     *
     * The minimum progress percentage. Default is 0.08.
     */
    readonly minimum?: number;
    /**
     * 配置进度条 DOM 容器，需要是一个 CSS 选择器，默认为 'body' 。
     *
     * CSS selector to change the parent DOM element of the progress. Default is 'body'.
     */
    readonly parent?: string;
    /**
     * 是否在进度条出现时展示旋转的圆圈图标，默认展示。
     *
     * Whether to show the spinner. Default to true.
     */
    readonly showSpinner?: boolean;
    /**
     * 动画的速度（毫秒计），默认为 200 。
     *
     * The animation speed in milliseconds. Default is 200.
     */
    readonly speed?: number;
    /**
     * 进度条的 HTML 渲染模板，其中至少包含一个 HTML 属性 role 为 'bar' 的元素。
     *
     * The HTML markup inserted for the progress indicator. To keep the progress bar working, keep an element with role='bar' in there.
     */
    readonly template?: string;
    /**
     * 在展示进度条时，是否定时随机前进一点，默认启用。
     *
     * Whether to enable trickling the progress. Default is true.
     */
    readonly trickle?: boolean;
    /**
     * 进度条定时随机前进的间隔，默认为 800 。
     *
     * How often to trickle, in milliseconds. Default is 800.
     */
    readonly trickleSpeed?: number;
}
export declare const NProgress: NProgressStatic;