import { FC } from 'react';
import { TimelineTimeSteps } from '../types/main';
type WrapperColumnsProps = {
    canvasTimeStart: number;
    canvasTimeEnd: number;
    canvasWidth: number;
    lineCount: number;
    minUnit: keyof TimelineTimeSteps;
    timeSteps: TimelineTimeSteps;
    height: number;
    verticalLineClassNamesForTime?: (a: number, b: number) => string[];
};
declare const ColumnsWrapper: FC<WrapperColumnsProps>;
export default ColumnsWrapper;