DOKK / manpages / debian 11 / libxext-dev / XShape.3.en
XSHAPE(3) X FUNCTIONS XSHAPE(3)

XShapeQueryExtension, XShapeQueryVersion, XShapeCombineRegion, XShapeCombineRectangles, XShapeCombineMask, XShapeCombineShape, XShapeOffsetShape, XShapeQueryExtents, XShapeSelectInput, XShapeInputSelected, XShapeGetRectangles - X nonrectangular shape functions

#include <X11/extensions/shape.h>
Bool XShapeQueryExtension (
	Display *dpy,
	int *event_basep,
	int *error_basep);
Status XShapeQueryVersion (
	Display *dpy,
	int *major_versionp,
	int *minor_versionp);
void XShapeCombineRegion (
	Display *dpy,
	Window dest,
	int destKind,
	int xOff,
	int yOff,
	struct _XRegion *r,
	int op);
void XShapeCombineRectangles (
	Display *dpy,
	XID dest,
	int destKind,
	int xOff,
	int yOff,
	XRectangle *rects,
	int n_rects,
	int op,
	int ordering);
void XShapeCombineMask (
	Display *dpy,
	XID dest,
	int destKind,
	int xOff,
	int yOff,
	Pixmap src,
	int op);
void XShapeCombineShape (
	Display *dpy,
	XID dest,
	int destKind,
	int xOff,
	int yOff,
	Pixmap src,
	int srcKind,
	int op);
void XShapeOffsetShape (
	Display *dpy,
	XID dest,
	int destKind,
	int xOff,
	int yOff);
Status XShapeQueryExtents (
	Display *dpy,
	Window window,
	int *bShaped,
	int *xbs,
	int *ybs,
	unsigned int *wbs,
	unsigned int *hbs,
	int *cShaped,
	int *xcs,
	int *ycs,
	unsigned int *wcs,
	unsigned int *hcs);
void XShapeSelectInput (
	Display *dpy,
	Window window,
	unsigned longmask);
unsigned long XShapeInputSelected (
	Display *dpy,
	Window window);
XRectangle *XShapeGetRectangles (
	Display *dpy,
	Window window,
	int kind,
	int *count,
	int *ordering);

typedef struct {

int type; /* of event */
unsigned long serial; /* # of last request processed by server */
Bool send_event; /* true if this came from a SendEvent request */
Display *display; /* Display the event was read from */
Window window; /* window of event */
int kind; /* ShapeBounding or ShapeClip */
int x, y; /* extents of new region */
unsigned width, height;
Time time; /* server timestamp when region changed */
Bool shaped; /* true if the region exists */ } XShapeEvent;

The X11 Nonrectangular Window Shape Extension adds nonrectangular windows to the X Window System.

Operations:

ShapeSet
ShapeUnion
ShapeIntersect
ShapeSubtract
ShapeInvert

Shape Kinds:

ShapeBounding
ShapeClip

Event defines:

ShapeNotifyMask
ShapeNotify

This manual page needs a lot more work.

X11 Nonrectangular Window Shape Extension

libXext 1.3.3 X Version 11