import * as d3 from 'd3';
import { LinkStyle } from '../../styles/LinkStyle';
import { LinkRenderer } from './LinkRenderer';
declare class NaturalCurveRenderer extends LinkRenderer {
    _arrowheadSize: number;
    constructor(style?: LinkStyle);
    render(context: CanvasRenderingContext2D, x: d3.ScaleLinear<number, number>, y: d3.ScaleLinear<number, number>): void;
    private _arrow;
}
export { NaturalCurveRenderer };