import type { Direction } from "./types.js";
/**
 * Mirrors `::scroll-button():disabled`: a direction is scrollable only when the
 * scroller hasn't reached the corresponding edge. `scrollLeft` is normalized via
 * `Math.abs` so this also holds in RTL where it is negative.
 */
export declare function canScroll(scroller: HTMLElement, dir: Direction): boolean;
/**
 * Mirrors `::scroll-button()` activation: advance to the next/previous snap
 * point when scroll-snap is in use (brought into view with its own inline
 * alignment), otherwise page by ~85% of the scrollport.
 */
export declare function pageScroll(scroller: HTMLElement, dir: Direction): void;