Enum values
| Name | Value | Description |
|---|---|---|
| All | 0 | All modes are allowed. |
| Corner | 1 | The base rectangle is created by picking the two corner points. |
| ThreePoint | 2 | The base rectangle is created by picking three points. |
| Vertical | 3 | The base vertical rectangle is created by picking three points. |
| Center | 4 | The base rectangle is created by picking a center point and a corner point. |