import type { SkatingPlan } from "../skating/plan.ts";
import { type BuildOptions, type Surface } from "./surface.ts";
/** Feet in a metre. */
export declare const K: number;
/** The surface of the plan lying wide. `margin` is the ground round what is drawn, in feet. */
export declare function skatingSurface(o: BuildOptions, plan: SkatingPlan, margin: number): Surface;