import type { Fn } from "@thi.ng/api";
import type { ReadonlyVec, Vec } from "@thi.ng/vectors";
import type { Attribs, HiccupPathSegment, IHiccupPathSegment, IHiccupShape3 } from "../api.js";
import { APC } from "./apc.js";
export declare class Quadratic3 extends APC implements IHiccupShape3<Quadratic3>, IHiccupPathSegment {
    readonly type = "quadratic3";
    readonly dim = 3;
    constructor(points: Iterable<Vec>, attribs?: Attribs);
    copy(): Quadratic3;
    copyTransformed(fn: Fn<ReadonlyVec[], Vec[]>): Quadratic3;
    withAttribs(attribs: Attribs): Quadratic3;
    toHiccup(): (string | Attribs | (string | Vec<number>)[][] | undefined)[];
    toHiccupPathSegments(): HiccupPathSegment[];
}
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