import { PointerEvent, RefObject } from 'react';
interface DragHandleProps {
    onPointerDown: (event: PointerEvent<HTMLElement>) => void;
    onPointerMove: (event: PointerEvent<HTMLElement>) => void;
    onPointerUp: (event: PointerEvent<HTMLElement>) => void;
    onPointerCancel: (event: PointerEvent<HTMLElement>) => void;
}
interface DragToDismiss {
    /** Spread on the drag zone — the 48px handle row. */
    dragHandleProps: DragHandleProps;
    /** How far the sheet is currently dragged down, in px. `0` when at rest. */
    dragOffset: number;
}
/**
 * Drag the sheet down past 30% of its height to dismiss it; release earlier and it snaps back.
 *
 * Deliberately never the only exit (WCAG 2.5.7): the close button, the scrim and Escape all do the
 * same without a dragging movement. A press that starts on a button in the drag zone is left alone,
 * so the close control keeps working as a plain click.
 */
export declare const useDragToDismiss: (sheetRef: RefObject<HTMLElement | null>, onDismiss: () => void) => DragToDismiss;
export {};