The following image provides a visual example of how a square Symbol would look via the RampInterpolator for the SizeRange Property that is graduated over five time periods as defined by the Map.TimeExtent.
Code examples for using the SizeRange can be found in the RampInterpolator and TemporalRenderer Classes.
Target Platforms: Windows XP Professional, Windows Server 2003 family, Windows Vista, Windows Server 2008 family