import { State, Props } from '../types';
export declare const getRenderStageItemClasses: (i: number | undefined, state: State, props: Props) => string;
export declare const isActiveItem: (i: number | undefined, state: State) => boolean;
export declare const isTargetItem: (i: number | undefined, state: State) => boolean;
export declare const isClonedItem: (i: number | undefined, state: State) => boolean;