Port

Type:enum
Range:Center, East, North, South, West
Default:Center
Appearance:simple

, or

Type:int
Range:[1, 5]

Sets the active port for global or local positioning.

Circle Ports
Number Name Position Type Coordinate System
1 South [0, -r] tangential x'=[1, 0], y'=[0, 1]
2 East [r, 0] tangential x'=[0, 1], y'=[-1, 0]
3 North [0, r] tangential x'=[-1, 0], y'=[0, -1]
4 West [-r, 0] tangential x'=[0, -1], y'=[1, 0]
5 Center [0, 0] point x'=[1, 0], y'=[0, 1]