import { vec2 } from 'gl-matrix';
import { Curve } from './curve';
/**
 * @see https://github.com/mrdoob/three.js/blob/dev/src/extras/core/CurvePath.js
 */
export declare class CurvePath extends Curve {
    curves: Curve[];
    autoClose: boolean;
    cacheLengths: number[];
    add(curve: Curve): void;
    closePath(): this;
    getPoint(t: number, optionalTarget?: any): vec2;
    getLength(): any;
    updateArcLengths(): void;
    getCurveLengths(): any[];
    getPoints(divisions?: number): vec2[];
}