ultrix man page for xpolygonregion

XPolygonRegion(3X11)						     MIT X11R4						      XPolygonRegion(3X11)

Name
       XPolygonRegion, XClipBox - generate regions

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

       XClipBox(r, rect_return)
	  Region r;
	  XRectangle *rect_return;

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

       n	 Specifies the number of points in the polygon.

       points	 Specifies an array of points.

       r	 Specifies the region.

       rect_return
		 Returns the smallest enclosing rectangle.

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

       The function returns the smallest rectangle enclosing the specified region.

See Also
       XCreateGC(3X11), XDrawPoint(3X11), XDrawRectangle(3X11)
       X Window System: The Complete Reference, Second Edition, Robert W. Scheifler and James Gettys

															      XPolygonRegion(3X11)