XPolygonRegion (3) - Linux Manuals

XPolygonRegion: generate regions

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.