X11 Libraries (X11 package) Source code Contents Index

Graphics.X11.Xlib.Region Portability portable Stability provisional Maintainer libraries@haskell.org

Description

A collection of FFI declarations for interfacing with Xlib Regions.

Synopsis

data Region type RectInRegionResult = Int rectangleOut :: RectInRegionResult rectangleIn :: RectInRegionResult rectanglePart :: RectInRegionResult createRegion :: IO Region polygonRegion :: [Point] -> FillRule -> IO Region intersectRegion :: Region -> Region -> Region -> IO Int subtractRegion :: Region -> Region -> Region -> IO Int unionRectWithRegion :: Rectangle -> Region -> Region -> IO Int unionRegion :: Region -> Region -> Region -> IO Int xorRegion :: Region -> Region -> Region -> IO Int emptyRegion :: Region -> IO Bool equalRegion :: Region -> Region -> IO Bool pointInRegion :: Region -> Point -> IO Bool rectInRegion :: Region -> Rectangle -> IO RectInRegionResult clipBox :: Region -> IO (Rectangle, Int) offsetRegion :: Region -> Point -> IO Int shrinkRegion :: Region -> Point -> IO Int setRegion :: Display -> GC -> Region -> IO Int

Documentation

data Region

Instances Data Region Eq Region Ord Region Show Region Typeable Region

type RectInRegionResult = Int

rectangleOut :: RectInRegionResult

rectangleIn :: RectInRegionResult

rectanglePart :: RectInRegionResult

createRegion :: IO Region

interface to the X11 library function XCreateRegion().

polygonRegion :: [Point] -> FillRule -> IO Region

interface to the X11 library function XPolygonRegion().

intersectRegion :: Region -> Region -> Region -> IO Int

interface to the X11 library function XIntersectRegion().

subtractRegion :: Region -> Region -> Region -> IO Int

interface to the X11 library function XSubtractRegion().

unionRectWithRegion :: Rectangle -> Region -> Region -> IO Int

interface to the X11 library function XUnionRectWithRegion().

unionRegion :: Region -> Region -> Region -> IO Int

interface to the X11 library function XUnionRegion().

xorRegion :: Region -> Region -> Region -> IO Int

interface to the X11 library function XXorRegion().

emptyRegion :: Region -> IO Bool

interface to the X11 library function XEmptyRegion().

equalRegion :: Region -> Region -> IO Bool

interface to the X11 library function XEqualRegion().

pointInRegion :: Region -> Point -> IO Bool

interface to the X11 library function XPointInRegion().

rectInRegion :: Region -> Rectangle -> IO RectInRegionResult

interface to the X11 library function XRectInRegion().

clipBox :: Region -> IO (Rectangle, Int)

interface to the X11 library function XClipBox().

offsetRegion :: Region -> Point -> IO Int

interface to the X11 library function XOffsetRegion().

shrinkRegion :: Region -> Point -> IO Int

interface to the X11 library function XShrinkRegion().

setRegion :: Display -> GC -> Region -> IO Int

interface to the X11 library function XSetRegion().

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