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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


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