import { ElementRef, OnChanges } from '@angular/core';
import { EventsService } from '../services/events.service';
import { BackgroundModel } from '../styles/style.model';
import * as i0 from "@angular/core";
export declare class OverlayDirective implements OnChanges {
    private el;
    private eventService;
    backgroundData?: BackgroundModel;
    constructor(el: ElementRef, eventService: EventsService);
    ngOnChanges(): void;
    getRGBA(bgColor: string, opacity: number): string;
    static ɵfac: i0.ɵɵFactoryDeclaration<OverlayDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<OverlayDirective, "[simpoOverlay]", never, { "backgroundData": { "alias": "simpoOverlay"; "required": false; }; }, {}, never, never, true, never>;
}
