| Class | Description | 
|---|---|
| AreaMeasurer | 
 Utility class to compute approximations of projected and surface (terrain following) area on a globe. 
 | 
| LengthMeasurer | 
 Utility class to measure length along a path on a globe. 
 | 
| MeasureTool | 
 A utility class to interactively draw shapes and measure distance and area across the terrain. 
 | 
| MeasureTool.ControlPoint | |
| MeasureTool.ControlPointWithLeader | |
| MeasureTool.CustomRenderableLayer | |
| MeasureToolController | 
 Generic controller for the  
MeasureTool. |