Interface for tick marks for 3D trajectory graphics. Tick marks represent milestones at specified intervals along the trajectory in the 3D window.

IsTickDataTypeSupported	Gets a value indicating whether the specified type can be used.
SetTickDataType	Method to set the type of tick marks to display.

IsVisible	Opt whether to display tick marks.
TickData	Get the tick mark data.
TickDataSupportedTypes	Returns an array of valid choices.
TickDataType	Get the type of tick marks to display.