Modify Menu: Curve Editing

Auto Connect:

When selected, a dialog box will appear.

Auto Connect Error:

If the distance between two curves' starting and ending points is less than the parameter set, the two curves will be jointed into one.

Break cross point:

When user click curve editing->break cross point, follow dialog window will pop-up as fig.

The length of cross point means the length of the cross line part that we designed.