import React from 'react';
import { IconButtonProps } from '@mui/material/IconButton';
import { SxProps } from '@mui/material/styles';
export interface ScrollUpButtonProps {
    scrollContainer: React.MutableRefObject<HTMLDivElement | null>;
    bottom?: number;
    right?: number;
    resetHash?: boolean;
    size?: 'small' | 'medium' | 'large';
    color?: IconButtonProps['color'];
    /**
     * how many "lengths of the scrollContainer" need to be scrolled, before appearing,
     *
     * - `0.5` = half of the visible length
     * - `1` = below the visible length
     * - `2` = two times the visible length
     */
    pageScroll?: number;
    zIndex?: number;
    title?: string;
    sx?: SxProps;
}
export declare const ScrollUpButton: React.ComponentType<ScrollUpButtonProps>;