### Switching Between Curve and Surface Modes

Curve Mode

The Edit | Graphic Modes | Curve option makes a wire frame's model of curves and lines selectable when clicking on the CAD data in the Graphics Display window. You must import a wire frame model for this option to become available.

Surface Mode

The Edit | Graphic Modes | Surface mode option makes a solid model's surfaces selectable when clicking on the CAD data in the Graphics Display window. You must import a solid model for this option to become available.