XPolygonRegion(3)

generate regions

Section 3 libx11-doc bookworm source

Description

XPolygonRegion, XClipBox - generate regions

	Region XPolygonRegion(XPoint points[], int n, int fill_rule);
	int XClipBox(Region r, XRectangle *rect_return);


	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.

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.