import { ElementRef, OnInit, SimpleChanges } from '@angular/core';
export declare type StPopPlacement = 'top' | 'top-start' | 'top-end' | 'bottom' | 'bottom-start' | 'bottom-end';
export declare class StPopComponent implements OnInit {
    private el;
    placement: StPopPlacement;
    hidden: boolean;
    private button;
    private content;
    constructor(el: ElementRef);
    ngOnInit(): void;
    ngOnChanges(changes: SimpleChanges): void;
    private calculatePosition();
    private getCoords(buttonEl);
}