import { Entity } from "../DatabaseServices/Entity/Entity";
export declare const VP_TOATER_KEY = "vp";
export declare class LayoutTool {
    constructor();
    CacheCamera(): void;
    Switch(): void;
    Reset(): void;
    get CurrentSpace(): import("../DatabaseServices/BlockTableRecord").BlockTableRecord;
    AppendDatabaseSpace(en: Entity, changeColor?: boolean): void;
    RemoveDatabaseSpace(en: Entity): void;
    ShowViewportEntitys(ens?: Entity[], isNew?: boolean): void;
    HideViewportEntitys(selects: Entity[]): void;
    ChangeViewportEntitys(ens: Entity[]): void;
}
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