import * as React from 'react';
import { CountUp as CountUpJs, CountUpOptions } from 'countup.js';
type VoidFn = () => void;
export type UpdateFn = (newEnd: string | number) => void;
export type GetCountUpFn = (recreate?: boolean) => CountUpJs;
export interface CountUpApi {
    start: VoidFn;
    pauseResume: VoidFn;
    reset: VoidFn;
    update: UpdateFn;
    getCountUp: GetCountUpFn;
}
export interface OnEndArgs {
    pauseResume: VoidFn;
    reset: VoidFn;
    start: VoidFn;
    update: UpdateFn;
}
export type OnEndCallback = (args: OnEndArgs) => void;
export interface OnStartArgs {
    pauseResume: VoidFn;
    reset: VoidFn;
    update: UpdateFn;
}
export type OnStartCallback = (args: OnStartArgs) => void;
export interface OnPauseResumeArgs {
    reset: VoidFn;
    start: VoidFn;
    update: UpdateFn;
}
export type OnPauseResumeCallback = (args: OnPauseResumeArgs) => void;
export interface OnResetArgs {
    pauseResume: VoidFn;
    start: VoidFn;
    update: UpdateFn;
}
export type OnResetCallback = (args: OnResetArgs) => void;
export interface OnUpdateArgs {
    pauseResume: VoidFn;
    reset: VoidFn;
    start: VoidFn;
}
export type OnUpdateCallback = (args: OnUpdateArgs) => void;
export interface CountUpInstanceProps extends CountUpOptions {
    decimals?: number;
    end: number;
    start?: number;
    useEasing?: boolean;
}
export interface CommonProps extends CountUpInstanceProps {
    delay?: number | null;
}
export interface CallbackProps {
    onEnd?: OnEndCallback;
    onStart?: OnStartCallback;
    onPauseResume?: OnPauseResumeCallback;
    onReset?: OnResetCallback;
    onUpdate?: OnUpdateCallback;
}
export interface RenderCounterProps extends CountUpApi {
    countUpRef: React.RefObject<HTMLElement>;
}
export {};