import { Group, Vector3 } from '@anov/3d-core';
import type { CurvePath, Object3D } from '@anov/3d-core';
import ObjectLayer from '../Base/ObjectLayer';
import type { BatchInterface, Option } from './type';
export declare class Batch extends ObjectLayer implements BatchInterface {
    _mesh: Group;
    _path: CurvePath<Vector3>;
    _number: number;
    _span: number;
    _followTangent: boolean;
    _entity: Object3D;
    _option: any;
    get mesh(): Group<import("@anov/3d-core").Object3DEventMap>;
    get path(): CurvePath<Vector3>;
    set path(newValue: CurvePath<Vector3>);
    get number(): number;
    set number(newValue: number);
    get span(): number;
    set span(newValue: number);
    get followTangent(): boolean;
    set followTangent(newValue: boolean);
    constructor(option: Option, sceneControl?: any);
    private init;
    private isEffectivelyClosed;
    /**
   * 从曲线路径上每隔指定距离采样点
   * @param {THREE.CurvePath} curvePath - Three.js的CurvePath对象（可以是曲线或直线组合）
   * @param {Number} distance - 采样点之间的距离（单位：米）
   * @return {Array<THREE.Vector3>} 采样点坐标数组
   */
    private getPointsAtDistance;
    private getAdaptiveSpacedPoints;
    private handlePropertyUpdate;
    private clearScene;
    dispose(): void;
}