When a primitive is right-converted, or an operation such as intersection is performed, a primitive called a shape will be generated, which belongs to a polygon.

Currently, it is not supported to draw various shapes directly, and needs to be generated by primitive operations.

Figure 4

The first click of the shape will select all, and the second click will switch to the edit outline state, as shown in the control point below:

Figure 9

The shape can be easily adjusted through this operation control point.