import { ElementRef, OnInit, Renderer2 } from "@angular/core";
/**
 * xiaole
 * 控制元素滚动条会到顶部
 * @export
 * @class ScrollTopDirective
 * @implements {OnInit}
 */
export declare class ScrollTopDirective implements OnInit {
    el: ElementRef;
    renderer: Renderer2;
    /** 滚动条是否在document上面*/
    isDocument: boolean;
    /** 滚动条元素的id*/
    targetId: string;
    setIsDocument: any;
    setTargetId: any;
    constructor(el: ElementRef, renderer: Renderer2);
    ngOnInit(): void;
    /**
     * 滚动到顶部
     * @author: xiaole
     * @date:   2017/8/11
     */
    scrollToTop(): void;
}
export declare class ScrollTopDirectiveModule {
}