The CT SET CHART TYPE command changes the type of the specified chart to type.
 type must be a 2D chart type for a two-dimensional chart or a 3D chart type for a three-dimensional chart.
 The following table lists the codes for the chart types:
 | Code | Chart Type | 
| 1 | Area | 
| 2 | Column | 
| 3 | Picture | 
| 4 | Line | 
| 5 | Scatter | 
| 6 | Pie | 
| 7 | Polar | 
| 8 | 2D XY | 
| 100 | 3D Column | 
| 101 | 3D Line | 
| 102 | 3D Area | 
| 103 | 3D Surface | 
| 104 | 3D Triangle | 
| 105 | 3D Spike | 
See the example for CT Get chart type.