| Name | Description |
| Add | Method that creates a center mark relative to drawing geometry. This can result in a center mark at the origin of a punch center if the specified geometry is the edge of a punch and the AtPunchCenter argument is true. |
| AddByCenterOfGravity | Method that creates a center mark at the center of gravity of the model in the input drawing view. This will fail in the case where the view does not contain any solid parts. |
| AddByWorkFeature | Method that creates a center mark that represents the work feature within the drawing view. |
| Name | Description |
| Application | Returns the top-level parent application object. When used the context of Inventor, an Application object is returned. When used in the context of Apprentice, an ApprenticeServer object is returned. |
| Count | Property that returns the number of items in the collection. |
| Item | Method that returns the specified Centermark object from the collection. |
| Type | Returns an ObjectTypeEnum indicating this object's type. |