import type { ViewStyle } from 'react-native';
export declare const GridItemTag: unique symbol;
export declare const FullWidth = "fill";
export declare type Width = number | typeof FullWidth;
export interface GridItem<T> {
    [GridItemTag]: typeof GridItemTag;
    key?: string;
    value: T;
    width: Width;
}
export declare const isGridItem: <T>(item: unknown) => item is GridItem<T>;
export declare const makeGridItem: <T>(value: T | GridItem<T>, width?: Width, maxWidth?: number) => GridItem<T>;
export declare const getColumnGapStyle: (index: number, totalColumns: number, columnGap: number) => ViewStyle;