feat(props): add nodeExtent prop closes #854

src/utils/index.ts

@@ -1,7 +1,7 @@
 import { DraggableEvent } from 'react-draggable';
 import { MouseEvent as ReactMouseEvent } from 'react';
 
-import { Dimensions } from '../types';
+import { Dimensions, XYPosition, NodeExtent } from '../types';
 
 export const isInputDOMNode = (e: ReactMouseEvent | DraggableEvent | KeyboardEvent) => {
   const target = e?.target as HTMLElement;
@@ -17,3 +17,8 @@ export const getDimensions = (node: HTMLDivElement): Dimensions => ({
 });
 
 export const clamp = (val: number, min: number = 0, max: number = 1): number => Math.min(Math.max(val, min), max);
+
+export const clampPosition = (position: XYPosition, extent: NodeExtent) => ({
+  x: clamp(position.x, extent[0][0], extent[1][0]),
+  y: clamp(position.y, extent[0][1], extent[1][1]),
+});