import { Thing } from "./thing";
import { IComponent, Component } from './component';
import { Undefinable, Nullable } from '../utils/types';
import { ITimer } from "..";
export interface IObjectAdapter {
    createHostObject: Function;
}
export interface IEntityOptions {
    objectAdapter?: IObjectAdapter;
    [key: string]: any;
}
export interface IRunEvent {
    init: Function;
    beforeupdate: Function;
    afterupdate: Function;
}
/**
 * 场景的编译，当改变属性的时候应该实时的更新模型的属性状态，最终编译的时候已经转换到THREE
 * entity下的object是固定的Object3D，当他的组件形成构成新的模型都是放在object3d
 * Component下的renderObject是变动的模型，大部分和ctype相关
 */
export declare class Entity extends Thing implements IRunEvent {
    _components: IComponent[];
    _componentMap: Map<any, IComponent | IComponent[]>;
    objectAdapter: Undefinable<IObjectAdapter>;
    object: any;
    _compileCache: any;
    constructor(options?: IEntityOptions);
    init(): void;
    get components(): IComponent[];
    /**
     * 添加组件
     * @param com 组件
     * @returns 是否添加成功
     */
    addComponent(com: IComponent | Component): boolean;
    removeComponent(com: IComponent): Nullable<IComponent>;
    updateComponents(): void;
    beforeupdate(): void;
    afterupdate(): void;
    update(timer: ITimer): void;
    nextStep(timer: ITimer): void;
}