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

nSpecifies the number of points in the polygon. 

pointsSpecifies an array of points. 

rSpecifies the region. 

rect_returnReturns 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

X Version 11  —  Last change: Release 5