xpolygonregion(3) - Linux man page

Name

XPolygonRegion, XClipBox - generate regions

Syntax

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

int XClipBox(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(3), xdrawpoint(3), xdrawrectangle(3)
Xlib - C Language X Interface