import { ElementRef, OnInit } from '@angular/core';
import { INgxHelperConfig } from '../ngx-helper.config';
import * as i0 from "@angular/core";
export declare class NgxHelperStickyDirective implements OnInit {
    private readonly elementRef;
    private readonly config?;
    ngxHelperSticky: 'TOP' | 'BOTTOM';
    stickyIn: 'ALWAYS' | 'DESKTOP' | 'MOBILE';
    zIndex?: number;
    private mobileWidth;
    private stickyView;
    private isMobile;
    constructor(elementRef: ElementRef, config?: Partial<INgxHelperConfig> | undefined);
    ngOnInit(): void;
    onResize(): void;
    setPosition(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<NgxHelperStickyDirective, [null, { optional: true; }]>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<NgxHelperStickyDirective, "[ngxHelperSticky]", never, { "ngxHelperSticky": { "alias": "ngxHelperSticky"; "required": true; }; "stickyIn": { "alias": "stickyIn"; "required": false; }; "zIndex": { "alias": "zIndex"; "required": false; }; }, {}, never, never, true, never>;
}