diff --git a/Windows/CS/Framework4.0/Camera/Camera/Setting.cs b/Windows/CS/Framework4.0/Camera/Camera/Setting.cs
index 602dc22..8c6ad5a 100644
--- a/Windows/CS/Framework4.0/Camera/Camera/Setting.cs
+++ b/Windows/CS/Framework4.0/Camera/Camera/Setting.cs
@@ -394,9 +394,9 @@ namespace Camera
                 return;
             }
 
-            float scaleX = (float)imageWidth / picBoxCamera.ClientSize.Width;
-            float scaleY = (float)imageHeight / picBoxCamera.ClientSize.Height;
-            Point imagePoint = new Point((int)(e.X * scaleX), (int)(e.Y * scaleY));
+            float scaleX = (float)picBoxCamera.ClientSize.Width / imageWidth;
+            float scaleY = (float)picBoxCamera.ClientSize.Height / imageHeight;
+            Point imagePoint = new Point((int)(e.Location.X / scaleX), (int)(e.Location.Y / scaleY));
             Point controlPoint = e.Location;
 
             Rectangle detectionZone = _camera.GetDetectionZone();
@@ -503,9 +503,9 @@ namespace Camera
                 Rectangle editRect = _isEditingDetectionZone ? scaledDetectionZone : scaledLedZone;
                 int handle = GetHoveredHandle(editRect, e.Location);
 
-                if (_isResizing && handle >= 0)
+                if (_isResizing)
                 {
-                    picBoxCamera.Cursor = GetResizeCursor(handle);
+                    picBoxCamera.Cursor = GetResizeCursor(_hoveredHandle);
 
                     int dx = e.Location.X - _resizeStartPoint.X;
                     int dy = e.Location.Y - _resizeStartPoint.Y;
@@ -537,13 +537,14 @@ namespace Camera
                 }
                 else if (_isMoving)
                 {
-                    Point imagePoint = new Point((int)(e.X * scaleX), (int)(e.Y * scaleY));
-                    int moveDx = imagePoint.X - _startPoint.X;
-                    int moveDy = imagePoint.Y - _startPoint.Y;
+                    picBoxCamera.Cursor = Cursors.SizeAll;
+
+                    int dx = e.Location.X - _resizeStartPoint.X;
+                    int dy = e.Location.Y - _resizeStartPoint.Y;
 
                     Rectangle newZone = new Rectangle(
-                        _originalZone.X + moveDx,
-                        _originalZone.Y + moveDy,
+                        _originalZone.X + (int)(dx / scaleX),
+                        _originalZone.Y + (int)(dy / scaleY),
                         _originalZone.Width,
                         _originalZone.Height
                     );
@@ -583,7 +584,7 @@ namespace Camera
             {
                 picBoxCamera.Cursor = Cursors.SizeAll;
 
-                Point imagePoint = new Point((int)(e.X * scaleX), (int)(e.Y * scaleY));
+                Point imagePoint = new Point((int)(e.Location.X / scaleX), (int)(e.Location.Y / scaleY));
 
                 int dx = imagePoint.X - _startPoint.X;
                 int dy = imagePoint.Y - _startPoint.Y;
@@ -650,9 +651,9 @@ namespace Camera
                 return;
             }
 
-            float scaleX = (float)imageWidth / picBoxCamera.ClientSize.Width;
-            float scaleY = (float)imageHeight / picBoxCamera.ClientSize.Height;
-            Point imagePoint = new Point((int)(e.X * scaleX), (int)(e.Y * scaleY));
+            float scaleX = (float)picBoxCamera.ClientSize.Width / imageWidth;
+            float scaleY = (float)picBoxCamera.ClientSize.Height / imageHeight;
+            Point imagePoint = new Point((int)(e.Location.X / scaleX), (int)(e.Location.Y / scaleY));
 
             if (_isDrawing && !_isMoving)
             {