.\" Copyright \(co 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1994, 1996 X Consortium
.\"
.\" Permission is hereby granted, free of charge, to any person obtaining
.\" a copy of this software and associated documentation files (the
.\" "Software"), to deal in the Software without restriction, including
.\" without limitation the rights to use, copy, modify, merge, publish,
.\" distribute, sublicense, and/or sell copies of the Software, and to
.\" permit persons to whom the Software is furnished to do so, subject to
.\" the following conditions:
.\"
.\" The above copyright notice and this permission notice shall be included
.\" in all copies or substantial portions of the Software.
.\"
.\" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
.\" OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
.\" MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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.\" OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
.\" ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
.\" OTHER DEALINGS IN THE SOFTWARE.
.\"
.\" Except as contained in this notice, the name of the X Consortium shall
.\" not be used in advertising or otherwise to promote the sale, use or
.\" other dealings in this Software without prior written authorization
.\" from the X Consortium.
.\"
.\" Copyright \(co 1985, 1986, 1987, 1988, 1989, 1990, 1991 by
.\" Digital Equipment Corporation
.\"
.\" Portions Copyright \(co 1990, 1991 by
.\" Tektronix, Inc.
.\"
.\" Permission to use, copy, modify and distribute this documentation for
.\" any purpose and without fee is hereby granted, provided that the above
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.\" of this documentation for any purpose.
.\" It is provided ``as is'' without express or implied warranty.
.\" 
.\"
.ds xT X Toolkit Intrinsics \- C Language Interface
.ds xW Athena X Widgets \- C Language X Toolkit Interface
.ds xL Xlib \- C Language X Interface
.ds xC Inter-Client Communication Conventions Manual
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.TH XPolygonRegion __libmansuffix__ __xorgversion__ "XLIB FUNCTIONS"
.SH NAME
XPolygonRegion, XClipBox \- generate regions
.SH SYNTAX
.HP
Region XPolygonRegion\^(\^XPoint \fIpoints\fP[]\^, int \fIn\fP\^, int
\fIfill_rule\fP\^); 
.HP
int XClipBox\^(\^Region \fIr\fP\^, XRectangle *\fIrect_return\fP\^); 
.SH ARGUMENTS
.IP \fIfill_rule\fP 1i
Specifies the fill-rule you want to set for the specified GC.
You can pass 
.ZN EvenOddRule
or
.ZN WindingRule .
.IP \fIn\fP 1i
Specifies the number of points in the polygon. 
.IP \fIpoints\fP 1i
Specifies an array of points.
.IP \fIr\fP 1i
Specifies the region.
.IP \fIrect_return\fP 1i
Returns the smallest enclosing rectangle.
.SH DESCRIPTION
The
.ZN XPolygonRegion
function returns a region for the polygon defined by the points array.
For an explanation of fill_rule,
see
.ZN XCreateGC .
.LP
The
.ZN XClipBox
function returns the smallest rectangle enclosing the specified region.
.SH "SEE ALSO"
XCreateGC(__libmansuffix__),
XDrawPoint(__libmansuffix__),
XDrawRectangle(__libmansuffix__)
.br
\fI\*(xL\fP