import { Box3Helper } from 'three';
import { IFCViewerService } from './ifc-viewer.service';
import { ModelLoaderService } from './model-loader.service';
import { WKTObject } from './models';
import * as i0 from "@angular/core";
export declare class OverlayService {
    private _viewer;
    private _modelLoader;
    vectors: any;
    pMin: any;
    pMax: any;
    constructor(_viewer: IFCViewerService, _modelLoader: ModelLoaderService);
    addWKTs(defs: WKTObject[]): Promise<void>;
    clearOverlay(id?: string): void;
    clearAllOverlays(): Promise<void>;
    private addToScene;
    private loadLineString;
    private loadPoint;
    private loadPolygon;
    loadBBox(def: WKTObject): Promise<Box3Helper>;
    static ɵfac: i0.ɵɵFactoryDeclaration<OverlayService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<OverlayService>;
}