import { SceneContext } from "../Context/SceneContext";
import { Element } from "../Model/Element";
import { Group } from "../Model/Group";
import { RecordMedium } from "../Record/RecordMedium";
/**
 * 打组
 * @category 编辑
 */
export declare class GroupManager {
    private _sc;
    constructor(sc: SceneContext);
    /**
     * 获取组里的构件
     * @param name
     * @returns
     */
    get_elements(group: Group): Element[];
    /**
     * 在组里添加构件
     * @param group
     * @param elements
     * @returns
     */
    add_elements(group: Group, elements: Element[]): boolean;
    /**
     * 在组里添加构件
     * @param group
     * @param elements
     * @returns
     */
    set_elements(group: Group, elements: Element[]): boolean;
    private get_indices;
    /**
     *
     * @param group 需要导出的组
     * @param mediums
     * @returns
     */
    export(group: Group, mediums: RecordMedium[]): ArrayBuffer;
    /**
     * 导入组
     * @param group
     * @param mediums
     * @param buffer
     */
    import(group: Group, mediums: RecordMedium[], buffer: ArrayBuffer): void;
}