| Name | Description |
| AddObserver | Register an object as an observer of changes to this object. |
| AddSelectionHandles | Add selection handles for this object for the given selection collection. |
| CanCopy | Called to see if the user can copy this object. |
| CanDelete | Called to see if the user can delete this object. |
| CanEdit | Called to see if the user can edit this object. |
| CanMove | Called to see if the user can move this object. |
| CanPrint | Called to see if the view can print this object. |
| CanReshape | Called to see if the user can reshape this object. |
| CanResize | Called to see if the user can resize this object. |
| CanSelect | Called to see if the user can select this object. |
| CanView | Called to see if the user can see this object. |
| Changed | Notify this object's document or view that some part of this object's state has been changed, via the GoDocument.Changed event and using the GoChangedEventArgs event args class. |
| ChangeValue | Perform an undo or redo, given a GoChangedEventArgs representing a change on this object. |
| Changing | Notify this object's document or view that some part of this object's state is about to be changed. |
| ComputeMove | Calculate a new location for this object. |
| ComputeResize | Calculate a new bounding rectangle for this object. |
| ContainedByRectangle | Determine if a given rectangle completely encloses this object. |
| ContainsPoint | Determine if a given point is inside and on this object. |
| Copy | This convenience method just makes a copy of the object itself, using a generic GoCopyDictionary. |
| CopyNewValueForRedo | Preserve any mutable state needed to perform an IGoUndoableEdit.Redo. |
| CopyObject | Called during the first phase of the copy process to produce a copy of this object within the given copy dictionary. |
| CopyObjectDelayed | For objects that require a second pass to complete the copying, this method is called after the first pass of copying all of the objects in CopyFromCollection(IGoCollection). |
| CopyOldValueForUndo | Preserve any mutable state needed to perform an IGoUndoableEdit.Undo. |
| CreateBoundingHandle | Create a bounding handle for this object. |
| CreateEditor | Create a GoControl that implements an editor for this object in the given view. |
| CreateResizeHandle | Create a resize handle for this object, given a handle ID. |
| DoBeginEdit | Start editing this object in the given view. |
| DoEndEdit | Stop editing this object in the given view. |
| DoMove | Called when a user moves this object. |
| DoResize | Called when a user resizes this object. |
| ExpandPaintBounds | Expand a bounding rectangle to better represent where this object is painted. |
| FindCommonParent | Find the GoGroup that is closest parent group for this object and another. |
| GetContextMenu | Called to get a GoContextMenu to display for this object. |
| GetContextMenuStrip | Called to get a ContextMenuStrip to display for this object. |
| GetCursorName | Called by OnMouseOver to determine the cursor, if any, to display over this object. |
| GetNearestIntersectionPoint | Overloaded. Find the closest point in this object to a given point that is on a line from that point. |
| GetPartInfo | Return a GoPartInfo that describes this object and that can be transmitted to the client (user agent) as JavaScript data structures that can be used by code running on the client. |
| GetRectangleSpotLocation | Get the position of a spot in a rectangle. |
| GetShadowBrush | Get a Brush for painting a drop shadow in the given view. |
| GetShadowOffset | Gets the size of a drop shadow for this object in the given view. |
| GetShadowPen | Get a Pen for painting a drop shadow in the given view. |
| GetSpotLocation | Get the position of a spot on this object. |
| GetToolTip | Called to get a String to display as a tooltip for this object. |
| InvalidateViews | Cause all views to repaint this object when they get a chance. |
| IsChildOf | Determines if this object is a child, perhaps indirectly, of the given object. |
| LargestSizeKeepingAspectRatio | Compute a SizeF that fits in while maintaining the aspect ratio given by . |
| MakeRect | Overloaded. A static method for converting a float to a RectangleF, for calls to Changed. |
| OnContextClick | Called when the user context clicks on this object. |
| OnDoubleClick | Called when the user double clicks on this object. |
| OnEnterLeave | Called when the document object immediately under the mouse changes as the mouse moves when no particular tool is running or when the GoToolDragging tool is running. |
| OnGotSelection | Called when this object becomes selected. |
| OnHover | Called when the user hovers over this object. |
| OnLostSelection | Called when this object becomes unselected. |
| OnMouseOver | Called when the user moves the mouse over this object when not dragging or resizing. |
| OnSelectionDropped | Called after the user has dropped the selection on this object. |
| OnSelectionDropReject | Called during a user's drag of the view's Selection when the mouse is over this object, to give this object a chance to veto a drop. |
| OnSingleClick | Called when the user single clicks on this object. |
| Paint | Render this object to a Graphics object. |
| Pick | Return an object at a point, perhaps only a selectable one. |
| Remove | This convenience method just removes this object from its container, if there is any. |
| RemoveObserver | Make sure an object is not an observer of changes to this object. |
| RemoveSelectionHandles | Remove all selection handles for this object for the given selection collection. |
| SetRectangleSpotLocation | Modify a rectangle such that its new spot location is at a given point. |
| SetSizeKeepingLocation | Sets a new size for this object while maintaining the same location. |
| SetSpotLocation | Overloaded. Move this object so this object's given spot is at the given location. |
| SpotOpposite | Get the spot that is on the opposite side of a given spot. |