import { ViewerEvent } from "../viewer";
import { List } from "../longan/gs.collections";
import { ElementType } from "../longan/gs.viewer";
import { IKey } from "../longan/utility";
import { SelectionKey } from "../managers/selectionManager";
import { ViewerOperator } from "./viewerOperator";
export declare class ObjectPreSelector extends ViewerOperator {
    typeName: string;
    _selectedKey: SelectionKey;
    _faceSelection: boolean;
    _edgeSelection: boolean;
    _vertexSelection: boolean;
    _snapElementType: ElementType;
    _snapPosition: Float32Array;
    _snapNormal: Float32Array;
    _enable: boolean;
    keySelected: List<(sender: ObjectPreSelector) => void>;
    keyUnSelected: List<(sender: ObjectPreSelector) => void>;
    /**
     * 获取顶点可选性
     */
    get vertexSelection(): boolean;
    /**
     * 设置顶点可选性
     */
    set vertexSelection(onoff: boolean);
    /**
     * 获取顶点可选性
     */
    get edgeSelection(): boolean;
    /**
     * 设置边可选性
     */
    set edgeSelection(onoff: boolean);
    /**
     * 获取面可选性
     */
    get faceSelection(): boolean;
    /**
     * 设置面可选性
     */
    set faceSelection(onoff: boolean);
    /**
     * 获取选择信息
     */
    get selectedKey(): SelectionKey;
    /**
     * 获取选择对象
     */
    get selectedObject(): IKey;
    /**
     * 获取预选择元素类型
     */
    get snapElementType(): ElementType;
    /**
     * 获取预选择位置
     */
    get snapPosition(): ArrayLike<number>;
    /**
     * 获取预选择法向
     */
    get snapNormal(): ArrayLike<number>;
    get enable(): boolean;
    set enable(value: boolean);
    constructor();
    init(): void;
    fina(): void;
    clearSelection(): void;
    onMouseMove(e: ViewerEvent): void;
}