import type { TransformData } from '../../math/Transform';
import { Transform } from '../../math/Transform';
export interface TreeNode {
    name?: string;
    transform: Transform;
    children: TreeNode[];
    id: string;
    tree: Tree;
}
export interface TreeNodeOptions {
    name?: string;
    transform?: TransformData;
    children?: number[];
    id?: string;
}
export interface TreeOptions {
    nodes: TreeNodeOptions[];
    children: number[];
}
export declare class Tree {
    private _allNodes;
    private _nodes;
    private cacheMap;
    get nodes(): TreeNode[];
    readonly transform: Transform;
    constructor(props: TreeOptions, rootTransform: Transform);
    getNodeById(indexOrInd: string | number): TreeNode | undefined;
    /**
       * if node id not found,use tree.transform
       * @param indexOrInd
       */
    getNodeTransform(indexOrInd: string | number): Transform;
    private build;
}