Method that sets the data defining this arc.
| Name | Type | Description |
| Center | Double | Input/output Double that specifies the arc's center. |
| AxisVector | Double | Input/output Double that specifies axis vector. |
| RefVector | Double | Input/output Double that specifies the reference vector. |
| Radius | Double | Input Double that specifies the radius of the arc. |
| StartAngle | Double | Input Double that specifies the arc's start angle. |
| SweepAngle | Double | Input Double that specifies the arc's sweep angle. |