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X11R7.4 - man page for xpolygonregion (x11r4 section 3)

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XPolygonRegion(3)			  XLIB FUNCTIONS			XPolygonRegion(3)

       XPolygonRegion, XClipBox - generate regions

       Region XPolygonRegion(XPoint points[], int n, int fill_rule);

       int XClipBox(Region r, XRectangle *rect_return);

       fill_rule Specifies the fill-rule you want to set for the specified GC.	You can pass
		 EvenOddRule or WindingRule.

       n	 Specifies the number of points in the polygon.

       points	 Specifies an array of points.

       r	 Specifies the region.

		 Returns the smallest enclosing rectangle.

       The XPolygonRegion function returns a region for the polygon defined by the points array.
       For an explanation of fill_rule, see XCreateGC.

       The XClipBox function returns the smallest rectangle enclosing the specified region.

       XCreateGC(3X11), XDrawPoint(3X11), XDrawRectangle(3X11)
       Xlib - C Language X Interface

X Version 11				   libX11 1.2.1 			XPolygonRegion(3)
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