Enum value used to specify the origin point of a UIDocument.
| Property | Description |
|---|---|
| Center | Center pivot. |
| TopLeft | Top-left pivot. |
| TopCenter | Top-center pivot. |
| TopRight | Top-right pivot. |
| LeftCenter | Left-center pivot. |
| RightCenter | Right-center pivot. |
| BottomLeft | Bottom-left pivot. |
| BottomCenter | Bottom-center pivot. |
| BottomRight | Bottom-right pivot. |