Table of Contents

## 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 EvenOddRule or WindingRule.
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 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.

## See Also

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

Table of Contents

- Name
- Syntax
- Arguments
- Description
- See Also