import * as i0 from '@angular/core'; import { OnInit, OnDestroy } from '@angular/core'; declare class TooltipDirective implements OnInit, OnDestroy { content: string; placement: 'top' | 'bottom' | 'left' | 'right'; delay: number; private tooltipEl; private id; private timer; private el; private renderer; constructor(); ngOnInit(): void; ngOnDestroy(): void; private createTooltip; show(): void; hide(): void; private setVisible; static ɵfac: i0.ɵɵFactoryDeclaration; static ɵdir: i0.ɵɵDirectiveDeclaration; } export { TooltipDirective };