import * as React from "react";
import { StyleProp, ViewStyle } from "react-native";
declare type Props = {
    width: number | string;
    children: React.ReactNode;
    style?: StyleProp<ViewStyle>;
    ratio?: string;
};
declare const RatioBox: {
    ({ width, style, children, ratio, }: Props): JSX.Element;
    defaultProps: {
        ratio: string;
    };
};
export default RatioBox;