import { TemplateRef, Type } from '@angular/core';
import { Subscription } from 'rxjs';
export declare class NecLoadingConfig {
    template?: TemplateRef<any> | Type<any>;
    delay?: number;
    minDuration?: number;
    backdrop?: boolean;
    message?: string;
    wrapperClass?: string;
    disableAnimation?: boolean;
    busy: Promise<any> | Subscription | Array<Promise<any> | Subscription>;
    constructor();
}