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/* xscreensaver, Copyright (c) 1991-2008 Jamie Zawinski <jwz@jwz.org>
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation. No representations are made about the suitability of this
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* software for any purpose. It is provided "as is" without express or
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But it's a bunch of function definitions that bear some resemblance to
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Xlib and that do Cocoa-ish things that bear some resemblance to the
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things that Xlib might have done.
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typedef void * XPointer;
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typedef unsigned long Time;
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typedef unsigned int KeySym;
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typedef unsigned int KeyCode;
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typedef unsigned int VisualID;
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typedef struct jwxyz_Display Display;
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typedef struct jwxyz_Screen Screen;
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typedef struct jwxyz_Visual Visual;
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typedef struct jwxyz_Drawable * Drawable;
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typedef struct jwxyz_Colormap * Colormap;
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typedef struct jwxyz_GC * GC;
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typedef struct jwxyz_XColor XColor;
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typedef struct jwxyz_XGCValues XGCValues;
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typedef struct jwxyz_XPoint XPoint;
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typedef struct jwxyz_XSegment XSegment;
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typedef struct jwxyz_XRectangle XRectangle;
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typedef struct jwxyz_XArc XArc;
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typedef struct jwxyz_XWindowAttributes XWindowAttributes;
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typedef struct jwxyz_XrmOptionDescRec XrmOptionDescRec;
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typedef struct jwxyz_XrmDatabase * XrmDatabase;
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typedef struct jwxyz_XImage XImage;
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typedef struct jwxyz_XFontStruct XFontStruct;
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typedef struct jwxyz_Font * Font;
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typedef struct jwxyz_XCharStruct XCharStruct;
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typedef struct jwxyz_XComposeStatus XComposeStatus;
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typedef struct jwxyz_XPixmapFormatValues XPixmapFormatValues;
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typedef union jwxyz_XEvent XEvent;
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typedef struct jwxyz_XAnyEvent XAnyEvent;
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typedef struct jwxyz_XKeyEvent XKeyEvent;
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typedef struct jwxyz_XMotionEvent XMotionEvent;
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typedef struct jwxyz_XButtonEvent XButtonEvent;
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typedef XKeyEvent XKeyPressedEvent;
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typedef XKeyEvent XKeyReleasedEvent;
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typedef XMotionEvent XPointerMovedEvent;
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typedef XButtonEvent XButtonPressedEvent;
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typedef XButtonEvent XButtonReleasedEvent;
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/* Not technically Xlib... */
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typedef struct jwxyz_GLXContext * GLXContext;
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typedef struct jwxyz_XtAppContext * XtAppContext;
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typedef struct jwxyz_XtIntervalId * XtIntervalId;
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typedef struct jwxyz_XtInputId * XtInputId;
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typedef void * XtPointer;
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#define XtInputReadMask (1L<<0)
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#define XtInputWriteMask (1L<<1)
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#define XtInputExceptMask (1L<<2)
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#define Window Drawable
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#define Pixmap Drawable
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#define XrmoptionNoArg 0
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#define XrmoptionSepArg 1
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#define CoordModeOrigin 0
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#define CoordModePrevious 1
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#define LineOnOffDash 1
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#define LineDoubleDash 2
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#define CapProjecting 3
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#define FillStippled 2
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#define FillOpaqueStippled 3
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#define EvenOddRule 0
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#define WindingRule 1
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#define StaticColor 2
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#define PseudoColor 3
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#define DirectColor 5
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#define DoGreen (1<<1)
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#define DoBlue (1<<2)
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#define GCFunction (1L<<0)
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#define GCPlaneMask (1L<<1)
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#define GCForeground (1L<<2)
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#define GCBackground (1L<<3)
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#define GCLineWidth (1L<<4)
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#define GCLineStyle (1L<<5)
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#define GCCapStyle (1L<<6)
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#define GCJoinStyle (1L<<7)
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#define GCFillStyle (1L<<8)
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#define GCFillRule (1L<<9)
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#define GCTile (1L<<10)
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#define GCStipple (1L<<11)
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#define GCTileStipXOrigin (1L<<12)
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#define GCTileStipYOrigin (1L<<13)
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#define GCFont (1L<<14)
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#define GCSubwindowMode (1L<<15)
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#define GCGraphicsExposures (1L<<16)
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#define GCClipXOrigin (1L<<17)
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#define GCClipYOrigin (1L<<18)
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#define GCClipMask (1L<<19)
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#define GCDashOffset (1L<<20)
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#define GCDashList (1L<<21)
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#define GCArcMode (1L<<22)
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#define ButtonPress 4
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#define ButtonRelease 5
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#define MotionNotify 6
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#define GraphicsExpose 13
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#define VisibilityNotify 15
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#define ClipByChildren 0
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#define IncludeInferiors 1
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#define KeyPressMask (1L<<0)
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#define KeyReleaseMask (1L<<1)
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#define ButtonPressMask (1L<<2)
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#define ButtonReleaseMask (1L<<3)
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#define PointerMotionMask (1L<<6)
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#define ShiftMask (1<<0)
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#define LockMask (1<<1)
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#define ControlMask (1<<2)
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#define Mod1Mask (1<<3)
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#define Mod2Mask (1<<4)
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#define Mod3Mask (1<<5)
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#define Mod4Mask (1<<6)
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#define Mod5Mask (1<<7)
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#define Button1Mask (1<<8)
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#define Button2Mask (1<<9)
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#define Button3Mask (1<<10)
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#define Button4Mask (1<<11)
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#define Button5Mask (1<<12)
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#define GXclear 0x0 /* 0 */
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#define GXand 0x1 /* src AND dst */
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// #define GXandReverse 0x2 /* src AND NOT dst */
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#define GXcopy 0x3 /* src */
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// #define GXandInverted 0x4 /* NOT src AND dst */
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// #define GXnoop 0x5 /* dst */
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#define GXxor 0x6 /* src XOR dst */
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#define GXor 0x7 /* src OR dst */
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// #define GXnor 0x8 /* NOT src AND NOT dst */
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// #define GXequiv 0x9 /* NOT src XOR dst */
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// #define GXinvert 0xa /* NOT dst */
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// #define GXorReverse 0xb /* src OR NOT dst */
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// #define GXcopyInverted 0xc /* NOT src */
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// #define GXorInverted 0xd /* NOT src OR dst */
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// #define GXnand 0xe /* NOT src OR NOT dst */
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#define GXset 0xf /* 1 */
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#define DefaultScreen(dpy) (0)
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#define BlackPixelOfScreen(s) (0xFF000000)
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#define WhitePixelOfScreen(s) (0xFFFFFFFF)
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#define BlackPixel(dpy,n) BlackPixelOfScreen(0)
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#define WhitePixel(dpy,n) WhitePixelOfScreen(0)
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#define CellsOfScreen(s) (0x00FFFFFF)
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#define XFree(x) free(x)
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#define BitmapPad(dpy) (8)
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#define BitmapBitOrder(dpy) (MSBFirst)
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#define ImageByteOrder(dpy) (MSBFirst)
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#define DisplayOfScreen XDisplayOfScreen
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#define DefaultScreenOfDisplay XDefaultScreenOfDisplay
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#define ScreenOfDisplay(dpy,n) DefaultScreenOfDisplay(dpy)
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#define DefaultVisualOfScreen XDefaultVisualOfScreen
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#define DefaultColormapOfScreen(s) (0)
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#define RootWindow XRootWindow
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#define RootWindowOfScreen(s) RootWindow(DisplayOfScreen(s),0)
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#define DisplayWidth XDisplayWidth
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#define DisplayHeight XDisplayHeight
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#define XMaxRequestSize(dpy) (65535)
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extern Display *jwxyz_make_display (void *nsview);
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extern void jwxyz_free_display (Display *);
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extern void *jwxyz_window_view (Window);
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extern void jwxyz_window_resized (Display *, Window w);
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extern Window XRootWindow (Display *, int screen);
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extern Screen *XDefaultScreenOfDisplay (Display *);
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extern Visual *XDefaultVisualOfScreen (Screen *);
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extern Display *XDisplayOfScreen (Screen *);
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extern int XDisplayNumberOfScreen (Screen *);
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extern int XScreenNumberOfScreen (Screen *);
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extern int XDisplayWidth (Display *, int);
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extern int XDisplayHeight (Display *, int);
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extern int XDrawPoint (Display *, Drawable, GC, int x, int y);
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extern int XDrawPoints (Display *, Drawable, GC, XPoint *, int n, int mode);
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extern int XDrawSegments (Display *, Drawable, GC, XSegment *, int n);
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extern GC XCreateGC (Display *, Drawable, unsigned long mask, XGCValues *);
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extern int XChangeGC (Display *, GC, unsigned long mask, XGCValues *);
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extern int XFreeGC (Display *, GC);
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extern int XClearWindow (Display *, Window);
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extern int XClearArea (Display *, Window, int x, int y, int w, int h,Bool exp);
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extern int XSetWindowBackground (Display *, Window, unsigned long);
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extern Status XGetWindowAttributes (Display *, Window, XWindowAttributes *);
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extern Status XGetGeometry (Display *, Drawable, Window *root_ret,
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int *x_ret, int *y_ret,
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unsigned int *w_ret, unsigned int *h_ret,
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unsigned int *bw_ret, unsigned int *depth_ret);
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extern Status XAllocColor (Display *, Colormap, XColor *);
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extern Status XAllocColorCells (Display *, Colormap, Bool contig,
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unsigned long *pmret, unsigned int npl,
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unsigned long *pxret, unsigned int npx);
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extern int XStoreColors (Display *, Colormap, XColor *, int n);
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extern int XStoreColor (Display *, Colormap, XColor *);
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extern Status XParseColor(Display *, Colormap, const char *spec, XColor *ret);
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extern Status XAllocNamedColor (Display *, Colormap, char *name,
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XColor *screen_ret, XColor *exact_ret);
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extern int XQueryColor (Display *, Colormap, XColor *);
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extern int XQueryColors(Display *, Colormap colormap, XColor *, int ncolors);
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extern int XSetForeground (Display *, GC, unsigned long);
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extern int XSetBackground (Display *, GC, unsigned long);
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extern int XSetFunction (Display *, GC, int);
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extern int XSetSubwindowMode (Display *, GC, int);
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extern int XSetLineAttributes (Display *, GC, unsigned int line_width,
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int line_style, int cap_style, int join_style);
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extern int XSetClipMask (Display *, GC, Pixmap);
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extern int XSetClipOrigin (Display *, GC, int x, int y);
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extern int jwxyz_XSetAlphaAllowed (Display *, GC, Bool);
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extern int jwxyz_XSetAntiAliasing (Display *, GC, Bool);
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extern int XFlush (Display *);
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extern int XSync (Display *, Bool);
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extern int XFreeColors (Display *, Colormap, unsigned long *px, int n,
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unsigned long planes);
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extern int XFillPolygon (Display *, Drawable, GC,
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XPoint * points, int npoints, int shape, int mode);
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extern int XCopyArea (Display *, Drawable src, Drawable dest, GC,
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int src_x, int src_y,
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unsigned int width, unsigned int height,
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int dest_x, int dest_y);
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extern int XCopyPlane (Display *, Drawable, Drawable, GC,
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int src_x, int src_y,
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unsigned width, int height,
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int dest_x, int dest_y,
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unsigned long plane);
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extern int XDrawLine (Display *, Drawable, GC, int x1, int y1, int x2, int y2);
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extern int XDrawLines (Display *, Drawable, GC, XPoint *, int n, int mode);
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extern int XDrawArc (Display *, Drawable, GC, int x, int y,
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unsigned int width, unsigned int height,
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int angle1, int angle2);
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extern int XFillArc (Display *, Drawable, GC, int x, int y,
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unsigned int width, unsigned int height,
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int angle1, int angle2);
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extern int XDrawArcs (Display *, Drawable, GC, XArc *arcs, int narcs);
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extern int XFillArcs (Display *, Drawable, GC, XArc *arcs, int narcs);
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extern int XDrawRectangle (Display *, Drawable, GC, int x, int y,
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unsigned int width, unsigned int height);
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extern int XFillRectangle (Display *, Drawable, GC, int x, int y,
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unsigned int width, unsigned int height);
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extern int XFillRectangles (Display *, Drawable, GC, XRectangle *, int n);
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extern int XDrawString (Display *, Drawable, GC, int x, int y, const char *,
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extern int XDrawImageString (Display *, Drawable, GC, int x, int y,
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const char *, int len);
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extern Bool XQueryPointer (Display *, Window, Window *root_ret,
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int *root_x_ret, int *root_y_ret,
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int *win_x_ret, int *win_y_ret,
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unsigned int *mask_ret);
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extern int XLookupString (XKeyEvent *, char *ret, int size, KeySym *ks_ret,
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extern KeySym XKeycodeToKeysym (Display *, KeyCode, int index);
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extern Status XInitImage (XImage *);
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extern XImage *XCreateImage (Display *, Visual *, unsigned int depth,
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int format, int offset, char *data,
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unsigned int width, unsigned int height,
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int bitmap_pad, int bytes_per_line);
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extern XImage *XSubImage (XImage *, int x, int y,
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unsigned int w, unsigned int h);
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extern unsigned long XGetPixel (XImage *, int x, int y);
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extern int XPutPixel (XImage *, int x, int y, unsigned long);
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extern int XDestroyImage (XImage *);
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extern int XPutImage (Display *, Drawable, GC, XImage *,
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int src_x, int src_y, int dest_x, int dest_y,
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unsigned int w, unsigned int h);
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extern XImage *XGetImage (Display *, Drawable, int x, int y,
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unsigned int w, unsigned int h,
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unsigned long pm, int fmt);
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extern Pixmap XCreatePixmapFromBitmapData (Display *, Drawable,
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unsigned int w, unsigned int h,
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extern XPixmapFormatValues *XListPixmapFormats (Display *, int *count_ret);
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extern void jwxyz_draw_NSImage (Display *, Drawable, void *NSImage_arg,
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XRectangle *geom_ret);
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extern int XSetGraphicsExposures (Display *, GC, Bool);
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extern Bool XTranslateCoordinates (Display *, Window src_w, Window dest_w,
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int src_x, int src_y,
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int *dest_x_ret, int *dest_y_ret,
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extern Font XLoadFont (Display *, const char *);
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extern XFontStruct * XQueryFont (Display *, Font);
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extern XFontStruct * XLoadQueryFont (Display *, const char *);
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extern int XFreeFontInfo (char **names, XFontStruct *info, int n);
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extern int XFreeFont (Display *, XFontStruct *);
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extern int XUnloadFont (Display *, Font);
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extern int XTextExtents (XFontStruct *, const char *, int length,
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int *dir_ret, int *ascent_ret, int *descent_ret,
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XCharStruct *overall_ret);
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extern int XTextWidth (XFontStruct *, const char *, int length);
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extern int XSetFont (Display *, GC, Font);
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extern Pixmap XCreatePixmap (Display *, Drawable,
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unsigned int width, unsigned int height,
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extern int XFreePixmap (Display *, Pixmap);
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extern XtAppContext XtDisplayToApplicationContext (Display *);
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typedef void (*XtTimerCallbackProc) (XtPointer closure, XtIntervalId *);
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typedef void (*XtInputCallbackProc) (XtPointer closure, int *fd, XtInputId *);
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extern XtIntervalId XtAppAddTimeOut (XtAppContext, unsigned long usecs,
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XtTimerCallbackProc, XtPointer closure);
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extern void XtRemoveTimeOut (XtIntervalId);
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extern XtInputId XtAppAddInput (XtAppContext, int fd, XtPointer flags,
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XtInputCallbackProc, XtPointer closure);
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extern void XtRemoveInput (XtInputId);
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extern struct jwxyz_sources_data *display_sources_data (Display *);
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// Some GLX stuff that also doesn't technically belong here...
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// from XScreenSaverGLView.m
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extern void glXSwapBuffers (Display *, Window);
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extern void glXMakeCurrent (Display *, Window, GLXContext);
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// also declared in utils/visual.h
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extern int has_writable_cells (Screen *, Visual *);
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extern int visual_depth (Screen *, Visual *);
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extern int visual_cells (Screen *, Visual *);
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extern int visual_class (Screen *, Visual *);
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// also declared in utils/grabclient.h
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extern Bool use_subwindow_mode_p (Screen *, Window);
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extern int jwxyz_font_info (Font, int *size_ret, int *face_ret);
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struct jwxyz_Visual {
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VisualID visualid; /* visual id of this visual */
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int class; /* class of screen (monochrome, etc.) */
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unsigned long red_mask, green_mask, blue_mask; /* mask values */
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int bits_per_rgb; /* log base 2 of distinct color values */
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// int map_entries; /* color map entries */
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struct jwxyz_XGCValues {
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int function; /* logical operation */
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unsigned long plane_mask;/* plane mask */
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unsigned long foreground;/* foreground pixel */
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unsigned long background;/* background pixel */
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int line_width; /* line width */
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int line_style; /* LineSolid, LineOnOffDash, LineDoubleDash */
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int cap_style; /* CapNotLast, CapButt, CapRound, CapProjecting */
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int join_style; /* JoinMiter, JoinRound, JoinBevel */
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int fill_style; /* FillSolid, FillTiled,
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FillStippled, FillOpaeueStippled */
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int fill_rule; /* EvenOddRule, WindingRule */
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int arc_mode; /* ArcChord, ArcPieSlice */
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Pixmap tile; /* tile pixmap for tiling operations */
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Pixmap stipple; /* stipple 1 plane pixmap for stipping */
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int ts_x_origin; /* offset for tile or stipple operations */
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Font font; /* default text font for text operations */
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int subwindow_mode; /* ClipByChildren, IncludeInferiors */
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Bool graphics_exposures;/* boolean, should exposures be generated */
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int clip_x_origin; /* origin for clipping */
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Pixmap clip_mask; /* bitmap clipping; other calls for rects */
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int dash_offset; /* patterned/dashed line information */
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Bool alpha_allowed_p; /* jwxyz extension: whether pixel values may have
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a non-opaque alpha component. */
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Bool antialias_p; /* jwxyz extension: whether Quartz should draw
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with antialiasing. */
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struct jwxyz_XWindowAttributes {
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int x, y; /* location of window */
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int width, height; /* width and height of window */
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int border_width; /* border width of window */
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int depth; /* depth of window */
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Visual *visual; /* the associated visual structure */
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Window root; /* root of screen containing window */
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int class; /* InputOutput, InputOnly*/
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int bit_gravity; /* one of bit gravity values */
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int win_gravity; /* one of the window gravity values */
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int backing_store; /* NotUseful, WhenMapped, Always */
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unsigned long backing_planes;/* planes to be preserved if possible */
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unsigned long backing_pixel;/* value to be used when restoring planes */
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Bool save_under; /* boolean, should bits under be saved? */
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Colormap colormap; /* color map to be associated with window */
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Bool map_installed; /* boolean, is color map currently installed*/
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int map_state; /* IsUnmapped, IsUnviewable, IsViewable */
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long all_event_masks; /* set of events all people have interest in*/
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long your_event_mask; /* my event mask */
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long do_not_propagate_mask; /* set of events that should not propagate */
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Bool override_redirect; /* boolean value for override-redirect */
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Screen *screen; /* back pointer to correct screen */
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struct jwxyz_XColor {
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unsigned short red, green, blue;
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char flags; /* do_red, do_green, do_blue */
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struct jwxyz_XPoint {
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struct jwxyz_XSegment {
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short x1, y1, x2, y2;
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struct jwxyz_XRectangle {
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unsigned short width, height;
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unsigned short width, height;
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short angle1, angle2;
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struct jwxyz_XrmOptionDescRec {
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struct jwxyz_XAnyEvent {
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unsigned long serial;
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struct jwxyz_XKeyEvent {
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unsigned long serial;
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unsigned int keycode;
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struct jwxyz_XButtonEvent {
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unsigned long serial;
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struct jwxyz_XMotionEvent {
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unsigned long serial;
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XButtonEvent xbutton;
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XMotionEvent xmotion;
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struct jwxyz_XImage {
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int width, height; /* size of image */
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int xoffset; /* number of pixels offset in X direction */
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int format; /* XYBitmap, XYPixmap, ZPixmap */
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char *data; /* pointer to image data */
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int byte_order; /* data byte order, LSBFirst, MSBFirst */
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int bitmap_unit; /* quant. of scanline 8, 16, 32 */
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int bitmap_bit_order; /* LSBFirst, MSBFirst */
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int bitmap_pad; /* 8, 16, 32 either XY or ZPixmap */
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int depth; /* depth of image */
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int bytes_per_line; /* accelarator to next line */
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int bits_per_pixel; /* bits per pixel (ZPixmap) */
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unsigned long red_mask; /* bits in z arrangment */
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unsigned long green_mask;
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unsigned long blue_mask;
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// XPointer obdata; /* hook for the object routines to hang on */
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struct funcs { /* image manipulation routines */
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XImage *(*create_image)(
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Display* /* display */,
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Visual* /* visual */,
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unsigned int /* depth */,
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unsigned int /* width */,
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unsigned int /* height */,
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int /* bitmap_pad */,
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int /* bytes_per_line */);
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int (*destroy_image) (XImage *);
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unsigned long (*get_pixel) (XImage *, int, int);
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int (*put_pixel) (XImage *, int, int, unsigned long);
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XImage *(*sub_image) (XImage *, int, int, unsigned int, unsigned int);
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int (*add_pixel) (XImage *, long);
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struct jwxyz_XCharStruct {
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short lbearing; /* origin to left edge of raster */
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short rbearing; /* origin to right edge of raster */
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short width; /* advance to next char's origin */
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short ascent; /* baseline to top edge of raster */
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short descent; /* baseline to bottom edge of raster */
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unsigned short attributes; /* per char flags (not predefined) */
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struct jwxyz_XFontStruct {
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XExtData *ext_data; /* hook for extension to hang data */
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Font fid; /* Font id for this font */
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unsigned direction; /* hint about direction the font is painted */
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unsigned min_char_or_byte2; /* first character */
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unsigned max_char_or_byte2; /* last character */
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unsigned min_byte1; /* first row that exists */
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unsigned max_byte1; /* last row that exists */
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Bool all_chars_exist; /* flag if all characters have non-zero size*/
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unsigned default_char; /* char to print for undefined character */
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int n_properties; /* how many properties there are */
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XFontProp *properties; /* pointer to array of additional properties*/
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XCharStruct min_bounds; /* minimum bounds over all existing char*/
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XCharStruct max_bounds; /* maximum bounds over all existing char*/
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XCharStruct *per_char; /* first_char to last_char information */
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int ascent; /* log. extent above baseline for spacing */
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int descent; /* log. descent below baseline for spacing */
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struct jwxyz_XComposeStatus {
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struct jwxyz_XPixmapFormatValues {
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#endif /* __JWXYZ_H__ */
added
removed
OSX/jwxyz.h
