import { BehaviorSubject } from 'rxjs';
import { GridHelper, Material, Mesh, MeshLambertMaterial, PerspectiveCamera, Scene, Vector3, WebGLRenderer } from 'three';
import { IFCModel } from 'web-ifc-three/IFC/components/IFCModel';
import { OrbitControls } from "three/examples/jsm/controls/OrbitControls";
import { ModelViewerSettings } from './models';
import { IFCManager } from 'web-ifc-three/IFC/components/IFCManager';
import CameraControls from 'camera-controls';
import * as i0 from "@angular/core";
export declare class IFCViewerService {
    scene: Scene;
    camera: PerspectiveCamera;
    cameraControls?: CameraControls;
    private clock;
    renderer: WebGLRenderer;
    controls?: OrbitControls;
    sceneStatus$: BehaviorSubject<boolean>;
    loadedModels: IFCModel[];
    globalColorScheme: string[];
    grid: GridHelper;
    axes: any;
    ifcManager: IFCManager | null;
    globalSettings?: ModelViewerSettings;
    constructor();
    initViewer(canvas: any, settings: ModelViewerSettings): void;
    private setupControls;
    update(_delta: number): void;
    toggleCameraControls(active: boolean): void;
    appendViewerSettings(settings: ModelViewerSettings): void;
    setGridVisibility(visible: boolean): void;
    setAxesVisibility(visible: boolean): void;
    getSceneStatus(): import("rxjs").Observable<boolean>;
    getScene(): Scene;
    reRender(): void;
    flyToMeshCenter(mesh: Mesh, zoom?: boolean, offset?: number, showBbox?: boolean): Promise<(void | undefined)[]>;
    fitCameraToMeshBox(mesh: Mesh): Promise<void>;
    getCenter(mesh: Mesh): Vector3;
    getDistanceToFitBox(width: number, height: number, depth: number): number;
    appendModel(model: IFCModel): void;
    loadMesh(mesh: Mesh): void;
    getLoadedModels(): IFCModel[];
    loadMeshColor(mesh: Mesh, color: string, asWireframe?: boolean, randomColor?: boolean): void;
    removeMeshFromScene(expressIDs: string[]): void;
    getRandomColorMaterial(): MeshLambertMaterial;
    materialFromColor(color: string, opacity?: number): Material;
    private processRGBA;
    static ɵfac: i0.ɵɵFactoryDeclaration<IFCViewerService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<IFCViewerService>;
}