<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <title>Windows Interface Reference: Clipping structure</title> </head> <body> <h1>Clipping</h1> <p>The Clipping structure contains functions and structures to create and manipulate clipping regions.</p> <pre>structure Clipping : sig type HDC and HRGN type RECT = { top: int, left: int, bottom: int, right: int } type RegionOperation = Region.RegionOperation type ResultRegion = Region.ResultRegion val ExcludeClipRect : HDC * RECT -> ResultRegion val ExtSelectClipRgn : HDC * HRGN * RegionOperation -> ResultRegion val <a name="GetClipBox">GetClipBox</a> : HDC -> ResultRegion * RECT val GetClipRgn : HDC * HRGN -> unit val GetMetaRgn : HDC * HRGN -> unit val IntersectClipRect : HDC * RECT -> ResultRegion val OffsetClipRgn : HDC * int * int -> ResultRegion val PtVisible : HDC * int * int * bool -> bool val RectVisible : HDC * RECT -> bool val SelectClipPath : HDC * RegionOperation -> unit val SelectClipRgn : HDC * HRGN -> unit val SetMetaRgn : HDC -> unit end</pre> </body> </html>