Graphics.X11.Xlib.Region
data Region
type RectInRegionResult
rectangleOut
rectangleIn
rectanglePart
createRegion
polygonRegion
intersectRegion
subtractRegion
unionRectWithRegion
unionRegion
xorRegion
emptyRegion
equalRegion
pointInRegion
rectInRegion
clipBox
offsetRegion
shrinkRegion
setRegion