import { Pen } from '../../pen/model';
import { Meta2dStore } from '../../store';
export type DrawDirMarkers = (ctx: CanvasRenderingContext2D, pen: Pen, store: Meta2dStore) => void;
export declare function drawDefaultLineDirectionChevron(ctx: CanvasRenderingContext2D, x: number, y: number, angleRad: number, armLength: number, halfSpread: number): void;
export declare function renderLineDirectionMarkers(ctx: CanvasRenderingContext2D, pen: Pen, store: Meta2dStore): void;