Cut out line
Cut in line
The arc length of cut in arc is as setting.
There are two types of cut in/cut out arc，as shown in the following figure
Female
Male
The processing of setting cut out lines is same as cut in lines.
2.13.3 Path Optimization
Path optimization is primarily to re-order the vector graphics.
Click menu【Handle】->【Cut optimize】，or click
appears.
,the following dialog box is
