import React from 'react'; import { Animated } from 'react-native'; export interface UseCollapsibleTitleOptions { title: string | React.ReactElement; threshold?: number; } export interface UseCollapsibleTitleReturn { scrollHandler: ((...args: any[]) => void) | undefined; titleVisible: boolean; titleOpacity: Animated.AnimatedInterpolation | undefined; LargeTitle: React.FC; } export declare function useCollapsibleTitle({ title, threshold }: UseCollapsibleTitleOptions): UseCollapsibleTitleReturn;