export declare const StickyNamespace = "@@vue-sticky-directive";
export declare enum StickySide {
    TOP = "top",
    BOTTOM = "bottom",
    BOTH = "both"
}
interface CallbackState {
    top: boolean;
    bottom: boolean;
    sticked: boolean;
}
declare type CallbackArrow = (state?: CallbackState) => void;
export interface StickyOptions {
    topOffset?: number;
    bottomOffset?: number;
    side?: StickySide;
    zIndex?: number;
    on?: CallbackArrow;
}
declare class Sticky {
    private readonly el;
    private readonly containerEl;
    private readonly placeholderEl;
    private listeners;
    private isPending;
    private state;
    private callbackState;
    private options;
    constructor(el: HTMLElement, options?: StickyOptions);
    private setOptions;
    private setListeners;
    doUnbind(): void;
    updateOptions(options?: StickyOptions): void;
    private update;
    private isTopSticky;
    private isBottomSticky;
    private recomputeState;
    private fireEvents;
    private updateElements;
    private resetElement;
    private getContainerEl;
}
export default Sticky;
//# sourceMappingURL=sticky.d.ts.map