import { vec } from "mafs";
import type { RefObject } from "react";
/**
 * Code in this file is derived from
 * https://github.com/stevenpetryk/mafs/blob/4520319379a2cc2df8148d8baaef1f85db117103/src/interaction/useMovable.tsx#L20-L83
 * and copied here under the terms of the MIT license.
 *
 * Copyright 2021 Steven Petryk
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 */
export type Params = {
    gestureTarget: RefObject<Element>;
    onMove: (point: vec.Vector2) => unknown;
    onDragStart?: () => unknown;
    onDragEnd?: () => unknown;
    point: vec.Vector2;
    constrainKeyboardMovement: KeyboardMovementConstraint;
};
export type KeyboardMovementConstraint = ((point: vec.Vector2) => vec.Vector2) | {
    left: vec.Vector2;
    right: vec.Vector2;
    up: vec.Vector2;
    down: vec.Vector2;
};
type DragState = {
    dragging: boolean;
};
export declare function useDraggable(args: Params): DragState;
export {};
