import type { Channels } from '../types.js';
import type { DataRow } from '../types.js';
export declare function getBaseStylesObject(datum: DataRow, props: Partial<Channels>): {
    [k: string]: string | number;
};
export default function (datum: DataRow, props: Partial<Channels>): string;
export declare function maybeToPixel(cssKey: string, value: string | number): string | number;