fix(editor): image positioning in crop editor (#10726)

packages/excalidraw/components/App.tsx

@@ -648,7 +648,10 @@ class App extends React.Component<AppProps, AppState> {
   lastPointerUpEvent: React.PointerEvent<HTMLElement> | PointerEvent | null =
     null;
   lastPointerMoveEvent: PointerEvent | null = null;
+  /** current frame pointer cords */
   lastPointerMoveCoords: { x: number; y: number } | null = null;
+  /** previous frame pointer coords */
+  previousPointerMoveCoords: { x: number; y: number } | null = null;
   lastViewportPosition = { x: 0, y: 0 };
 
   animationFrameHandler = new AnimationFrameHandler();
@@ -9020,8 +9023,8 @@ class App extends React.Component<AppProps, AppState> {
       }
 
       const lastPointerCoords =
-        this.lastPointerMoveCoords ?? pointerDownState.origin;
-      this.lastPointerMoveCoords = pointerCoords;
+        this.previousPointerMoveCoords ?? pointerDownState.origin;
+      this.previousPointerMoveCoords = pointerCoords;
 
       // We need to initialize dragOffsetXY only after we've updated
       // `state.selectedElementIds` on pointerDown. Doing it here in pointerMove
@@ -9388,13 +9391,13 @@ class App extends React.Component<AppProps, AppState> {
                 const nextCrop = {
                   ...crop,
                   x: clamp(
-                    crop.x +
+                    crop.x -
                       offsetVector[0] * Math.sign(croppingElement.scale[0]),
                     0,
                     image.naturalWidth - crop.width,
                   ),
                   y: clamp(
-                    crop.y +
+                    crop.y -
                       offsetVector[1] * Math.sign(croppingElement.scale[1]),
                     0,
                     image.naturalHeight - crop.height,
@@ -9887,6 +9890,7 @@ class App extends React.Component<AppProps, AppState> {
 
       // just in case, tool changes mid drag, always clean up
       this.lassoTrail.endPath();
+      this.previousPointerMoveCoords = null;
 
       SnapCache.setReferenceSnapPoints(null);
       SnapCache.setVisibleGaps(null);