import * as React from 'react';
import { IStep } from '../types';
export declare type Handler = (event?: any) => void;
export interface Emitter {
    on(type: string, handler: Handler): void;
    off(type: string, handler: Handler): void;
    emit(type: string, event?: any): void;
}
export declare type Ctx<T extends any> = Record<string, T> & {
    _default: T;
};
export interface ITourGuideContext {
    setTourKey?: (tourKey: string) => void;
    eventEmitter?: Ctx<Emitter>;
    canStart: Ctx<boolean>;
    registerStep?(key: string, step: IStep): void;
    unregisterStep?(key: string, stepName: string): void;
    getCurrentStep?(key: string): IStep | undefined;
    start?(key: string, fromStep?: number, scrollRef?: React.RefObject<any>): void;
    stop?(key: string): void;
}
export declare const TourGuideContext: React.Context<ITourGuideContext>;