export declare const SECOND_LEVEL_POSITION = 205; export declare const FULLSCREEN_POSITION = 340; interface ScrollState { fullScreen: boolean; canFullScreen?: boolean; } interface ScrollStateActions { setFullScreen: (value: boolean) => void; onClose: () => void; } export declare const useScrollState: (ref: React.RefObject, state: ScrollState, actions: ScrollStateActions) => { scrollToFullScreen: () => void; scrollToSecondLevel: () => void; }; export {};