import { Injector, TemplateRef } from '@angular/core';
import { Observable, Subscription } from 'rxjs';
export declare type LoadingType = Observable<any> | Promise<any> | Array<Promise<any>> | Array<Observable<any>> | Subscription | undefined;
export declare type LoadingStyle = 'default' | 'infinity';
export interface ILoadingOptions {
    target?: Element;
    zIndex?: number;
    message?: string;
    backdrop?: boolean;
    loadingTemplateRef?: TemplateRef<any>;
    positionType?: 'static' | 'relative' | 'absolute' | 'fixed' | 'sticky';
    view?: {
        top?: string;
        left?: string;
    };
    injector?: Injector;
    loadingStyle?: LoadingStyle;
}
