Boolean A Exor B With Delete
Performs a boolean operation on two sets of shapes. These sets has to be set before via SetSelectToA and SetSelectToB. The resulting polygon is sum of the set A and set B minus the intersecting area of the set A and set B. Unmodified source shapes part of A and B are deleted.
Please see BooleanTools a more complete description.
The red area is set A and blue area is set B