import { INode } from './node/node';
import { DocumentModel } from './document-model';
import { IPublicModelSelection } from '@alilc/lowcode-types';
export interface ISelection extends Omit<IPublicModelSelection<INode>, 'node'> {
    containsNode(node: INode, excludeRoot: boolean): boolean;
}
export declare class Selection implements ISelection {
    readonly doc: DocumentModel;
    private emitter;
    private _selected;
    constructor(doc: DocumentModel);
    /**
     * 选中的节点 id
     */
    get selected(): string[];
    /**
     * 选中
     */
    select(id: string): void;
    /**
     * 批量选中
     */
    selectAll(ids: string[]): void;
    /**
     * 清除选中
     */
    clear(): void;
    /**
     * 整理选中
     */
    dispose(): void;
    /**
     * 添加选中
     */
    add(id: string): void;
    /**
     * 是否选中
     */
    has(id: string): boolean;
    /**
     * 移除选中
     */
    remove(id: string): void;
    /**
     * 选区是否包含节点
     */
    containsNode(node: INode, excludeRoot?: boolean): boolean;
    /**
     * 获取选中的节点
     */
    getNodes(): INode[];
    /**
     * 获取顶层选区节点，场景：拖拽时，建立蒙层，只蒙在最上层
     */
    getTopNodes(includeRoot?: boolean): any[];
    onSelectionChange(fn: (ids: string[]) => void): () => void;
}