X11::Region provides a relatively simple interface into the X11 Library routines that handle region calculations.
This code is very useful for application testing when you have to determine if a particular region is fully or partially obscured or what point in a region is not obscured.
X11::Region->new() - Create a new Region.
isEmpty( ) - Is this region an empty region
equal( Region r2 ) - is this region equal to region 2... read more