/** The pointer delta from the drag's start. */
export interface DragLive {
    id: string;
    dx: number;
    dy: number;
}
export interface PointerDragApi {
    /** Non-null only past the threshold. */
    live: DragLive | null;
    /** Stable per id so listeners do not thrash. The grip's `cursor` and `touch-action: none` (without which
     *  touch scrolls the page) belong to the caller's stylesheet, where a consumer can beat them. */
    bind: (id: string) => (node: HTMLElement | null) => void;
}
/** Pointer drag for time-axis primitives (calendar chips, gantt handles): a threshold separates taps, then
 *  window-level move/up; no floating clone. `onDrop` gets the final pointer position and delta. */
export declare function usePointerDrag(onDrop: (id: string, pointer: {
    x: number;
    y: number;
}, delta: {
    dx: number;
    dy: number;
}) => void): PointerDragApi;