MGLAnnotationViewDragState

The view is not involved in a drag operation.

An action occurred that indicated the view should begin dragging.

The map view automatically moves draggable annotation views to this state in response to the dragging the view after pressing and holding on it.

The view is in the midst of a drag operation and is actively tracking the user’s gesture.

An action occurred that indicated the view should cancel the drag operation.

An action occurred that indicated the view was dropped by the user.

The map view automatically moves annotation views to this state in response to the user lifting their finger at the end of a drag gesture.