export declare enum RippleState {
    FADING_IN = 0,
    VISIBLE = 1,
    FADING_OUT = 2,
    HIDDEN = 3
}
export declare class RippleRef {
    private _renderer;
    element: HTMLElement;
    config: any;
    state: RippleState;
    constructor(_renderer: any, element: HTMLElement, config: any);
    fadeOut(): void;
}