export type TextMode = 'letter' | 'word' | 'instant';
export interface YarnStore {
    node: string;
    prevNode: string | null;
    setNode: (newNode: string) => void;
    nodeVisitsMap: Record<string, number>;
}
export declare const useYarnStore: import("zustand").UseBoundStore<Omit<import("zustand").StoreApi<YarnStore>, "setState"> & {
    setState<A extends string | {
        type: unknown;
    }>(partial: YarnStore | Partial<YarnStore> | ((state: YarnStore) => YarnStore | Partial<YarnStore>), replace?: boolean | undefined, action?: A | undefined): void;
}>;