type Placement = 'top' | 'top-start' | 'top-end' | 'bottom' | 'bottom-start' | 'bottom-end' | 'left' | 'left-start' | 'left-end' | 'right' | 'right-start' | 'right-end';
type Trigger = 'hover' | 'focus' | 'click';
interface Options {
    content?: string | (() => string);
    placement?: Placement;
    trigger?: Trigger;
    delay?: number;
    hideDelay?: number;
    container?: HTMLElement;
    className?: string;
}
export declare class Tooltip {
    private el;
    private opts;
    private tip;
    private showTimer;
    private hideTimer;
    private clickOutside;
    constructor(el: HTMLElement | string, options?: Options);
    open(): void;
    close(): void;
    toggle(): void;
    destroy(): void;
    private bindEvents;
    private render;
    private reposition;
    private calcStyle;
    private applyStyle;
    private checkViewport;
    private placementList;
    private attachExtraEvents;
    private detachExtraEvents;
    private clearTimer;
    private isShown;
}
export {};