import { Point } from '../../models/point';
export declare function line(ctx: CanvasRenderingContext2D, from: Point, to: Point, size: number): void;
export declare function lineUp(ctx: CanvasRenderingContext2D, from: Point, to: Point, size: number): void;
export declare function lineDown(ctx: CanvasRenderingContext2D, from: Point, to: Point, size: number): void;