import { HttpEvent, HttpHandler, HttpInterceptor, HttpRequest } from '@angular/common/http';
import { NgxSpinnerService } from 'ngx-spinner';
import { Observable } from 'rxjs';
export declare class HttpLoadingInterceptorService implements HttpInterceptor {
    static reqs: number;
    static spinner: NgxSpinnerService;
    constructor(spinner: NgxSpinnerService);
    intercept(req: HttpRequest<any>, next: HttpHandler): Observable<HttpEvent<any>>;
}