1 /* xscreensaver, Copyright (c) 1991-2016 Jamie Zawinski <jwz@jwz.org>
3 * Permission to use, copy, modify, distribute, and sell this software and its
4 * documentation for any purpose is hereby granted without fee, provided that
5 * the above copyright notice appear in all copies and that both that
6 * copyright notice and this permission notice appear in supporting
7 * documentation. No representations are made about the suitability of this
8 * software for any purpose. It is provided "as is" without express or
14 But it's a bunch of function definitions that bear some resemblance to
15 Xlib and that do Cocoa-ish or OpenGL-ish things that bear some resemblance
16 to the things that Xlib might have done.
22 #include <stdlib.h> /* For abort(). */
25 #if defined __FreeBSD__ || defined __MACH__ && defined __APPLE__
26 # include <sys/cdefs.h>
30 /* __dead2 is an undocumented FreeBSD-ism (and by extension, an OSX-ism),
31 normally #defined in <sys/cdefs.h>.
33 # if defined __GNUC__ || defined __clang__
34 # define __dead2 __attribute__((__noreturn__))
40 extern void jwxyz_abort(const char *fmt, ...) __dead2;
41 #define abort() jwxyz_abort("abort in %s:%d", __FUNCTION__, __LINE__)
45 typedef void * XPointer;
46 typedef unsigned long Time;
47 typedef unsigned int KeySym;
48 typedef unsigned int KeyCode;
49 typedef unsigned int VisualID;
50 typedef unsigned long Atom; /* Must be as large as a char *. */
52 typedef struct jwxyz_Display Display;
53 typedef struct jwxyz_Screen Screen;
54 typedef struct jwxyz_Visual Visual;
55 typedef struct jwxyz_Drawable * Drawable;
56 typedef struct jwxyz_Colormap * Colormap;
57 typedef struct jwxyz_GC * GC;
58 typedef struct jwxyz_XColor XColor;
59 typedef struct jwxyz_XGCValues XGCValues;
60 typedef struct jwxyz_XPoint XPoint;
61 typedef struct jwxyz_XSegment XSegment;
62 typedef struct jwxyz_XRectangle XRectangle;
63 typedef struct jwxyz_XArc XArc;
64 typedef struct jwxyz_XWindowAttributes XWindowAttributes;
65 typedef struct jwxyz_XrmOptionDescRec XrmOptionDescRec;
66 typedef struct jwxyz_XrmDatabase * XrmDatabase;
67 typedef struct jwxyz_XImage XImage;
68 typedef struct jwxyz_XFontProp XFontProp;
69 typedef struct jwxyz_XFontStruct XFontStruct;
70 typedef struct jwxyz_Font * Font;
71 typedef struct jwxyz_XFontSet * XFontSet;
72 typedef struct jwxyz_XCharStruct XCharStruct;
73 typedef struct jwxyz_XComposeStatus XComposeStatus;
74 typedef struct jwxyz_XPixmapFormatValues XPixmapFormatValues;
75 typedef struct jwxyz_XChar2b XChar2b;
77 typedef union jwxyz_XEvent XEvent;
78 typedef struct jwxyz_XAnyEvent XAnyEvent;
79 typedef struct jwxyz_XKeyEvent XKeyEvent;
80 typedef struct jwxyz_XMotionEvent XMotionEvent;
81 typedef struct jwxyz_XButtonEvent XButtonEvent;
82 typedef XKeyEvent XKeyPressedEvent;
83 typedef XKeyEvent XKeyReleasedEvent;
84 typedef XMotionEvent XPointerMovedEvent;
85 typedef XButtonEvent XButtonPressedEvent;
86 typedef XButtonEvent XButtonReleasedEvent;
89 /* Not technically Xlib... */
90 typedef struct jwxyz_GLXContext * GLXContext;
91 typedef struct jwxyz_XtAppContext * XtAppContext;
92 typedef struct jwxyz_XtIntervalId * XtIntervalId;
93 typedef struct jwxyz_XtInputId * XtInputId;
94 typedef void * XtPointer;
95 typedef unsigned long XtInputMask;
96 #define XtInputReadMask (1L<<0)
97 #define XtInputWriteMask (1L<<1)
98 #define XtInputExceptMask (1L<<2)
101 #define XtIMAlternateInput 4
103 #define XtIMAll (XtIMXEvent | XtIMTimer | XtIMAlternateInput | XtIMSignal)
111 #define Window Drawable
112 #define Pixmap Drawable
114 #define XrmoptionNoArg 0
115 #define XrmoptionSepArg 1
117 #define CoordModeOrigin 0
118 #define CoordModePrevious 1
121 #define LineOnOffDash 1
122 #define LineDoubleDash 2
127 #define CapProjecting 3
135 #define FillStippled 2
136 #define FillOpaqueStippled 3
138 #define EvenOddRule 0
139 #define WindingRule 1
154 #define StaticColor 2
155 #define PseudoColor 3
157 #define DirectColor 5
163 #define DoGreen (1<<1)
164 #define DoBlue (1<<2)
166 #define GCFunction (1L<<0)
167 #define GCPlaneMask (1L<<1)
168 #define GCForeground (1L<<2)
169 #define GCBackground (1L<<3)
170 #define GCLineWidth (1L<<4)
171 #define GCLineStyle (1L<<5)
172 #define GCCapStyle (1L<<6)
173 #define GCJoinStyle (1L<<7)
174 #define GCFillStyle (1L<<8)
175 #define GCFillRule (1L<<9)
176 #define GCTile (1L<<10)
177 #define GCStipple (1L<<11)
178 #define GCTileStipXOrigin (1L<<12)
179 #define GCTileStipYOrigin (1L<<13)
180 #define GCFont (1L<<14)
181 #define GCSubwindowMode (1L<<15)
182 #define GCGraphicsExposures (1L<<16)
183 #define GCClipXOrigin (1L<<17)
184 #define GCClipYOrigin (1L<<18)
185 #define GCClipMask (1L<<19)
186 #define GCDashOffset (1L<<20)
187 #define GCDashList (1L<<21)
188 #define GCArcMode (1L<<22)
192 #define ButtonPress 4
193 #define ButtonRelease 5
194 #define MotionNotify 6
196 #define GraphicsExpose 13
198 #define VisibilityNotify 15
200 #define ClipByChildren 0
201 #define IncludeInferiors 1
203 #define KeyPressMask (1L<<0)
204 #define KeyReleaseMask (1L<<1)
205 #define ButtonPressMask (1L<<2)
206 #define ButtonReleaseMask (1L<<3)
207 #define PointerMotionMask (1L<<6)
215 #define ShiftMask (1<<0)
216 #define LockMask (1<<1)
217 #define ControlMask (1<<2)
218 #define Mod1Mask (1<<3)
219 #define Mod2Mask (1<<4)
220 #define Mod3Mask (1<<5)
221 #define Mod4Mask (1<<6)
222 #define Mod5Mask (1<<7)
223 #define Button1Mask (1<<8)
224 #define Button2Mask (1<<9)
225 #define Button3Mask (1<<10)
226 #define Button4Mask (1<<11)
227 #define Button5Mask (1<<12)
229 #define XK_Shift_L 0xFFE1
230 #define XK_Shift_R 0xFFE2
231 #define XK_Control_L 0xFFE3
232 #define XK_Control_R 0xFFE4
233 #define XK_Caps_Lock 0xFFE5
234 #define XK_Shift_Lock 0xFFE6
235 #define XK_Meta_L 0xFFE7
236 #define XK_Meta_R 0xFFE8
237 #define XK_Alt_L 0xFFE9
238 #define XK_Alt_R 0xFFEA
239 #define XK_Super_L 0xFFEB
240 #define XK_Super_R 0xFFEC
241 #define XK_Hyper_L 0xFFED
242 #define XK_Hyper_R 0xFFEE
244 #define XK_Home 0xFF50
245 #define XK_Left 0xFF51
247 #define XK_Right 0xFF53
248 #define XK_Down 0xFF54
249 #define XK_Prior 0xFF55
250 #define XK_Page_Up 0xFF55
251 #define XK_Next 0xFF56
252 #define XK_Page_Down 0xFF56
253 #define XK_End 0xFF57
254 #define XK_Begin 0xFF58
265 #define XK_F10 0xFFC7
266 #define XK_F11 0xFFC8
267 #define XK_F12 0xFFC9
270 #define GXclear 0x0 /* 0 */
271 #define GXand 0x1 /* src AND dst */
272 // #define GXandReverse 0x2 /* src AND NOT dst */
273 #define GXcopy 0x3 /* src */
274 // #define GXandInverted 0x4 /* NOT src AND dst */
275 // #define GXnoop 0x5 /* dst */
276 #define GXxor 0x6 /* src XOR dst */
277 #define GXor 0x7 /* src OR dst */
278 // #define GXnor 0x8 /* NOT src AND NOT dst */
279 // #define GXequiv 0x9 /* NOT src XOR dst */
280 // #define GXinvert 0xa /* NOT dst */
281 // #define GXorReverse 0xb /* src OR NOT dst */
282 // #define GXcopyInverted 0xc /* NOT src */
283 // #define GXorInverted 0xd /* NOT src OR dst */
284 // #define GXnand 0xe /* NOT src OR NOT dst */
285 #define GXset 0xf /* 1 */
289 #define DefaultScreen(dpy) (0)
290 #define BlackPixelOfScreen XBlackPixelOfScreen
291 #define WhitePixelOfScreen XWhitePixelOfScreen
292 #define BlackPixel(dpy,n) BlackPixelOfScreen(ScreenOfDisplay(dpy,n))
293 #define WhitePixel(dpy,n) WhitePixelOfScreen(ScreenOfDisplay(dpy,n))
294 #define CellsOfScreen XCellsOfScreen
295 #define XFree(x) free(x)
296 #define BitmapPad(dpy) (8)
297 #define BitmapBitOrder(dpy) (MSBFirst)
298 #define ImageByteOrder(dpy) (MSBFirst)
299 #define DisplayOfScreen XDisplayOfScreen
300 #define DefaultScreenOfDisplay XDefaultScreenOfDisplay
301 #define ScreenOfDisplay(dpy,n) DefaultScreenOfDisplay(dpy)
302 #define DefaultVisualOfScreen XDefaultVisualOfScreen
303 #define DefaultColormapOfScreen(s) (0)
304 #define RootWindow XRootWindow
305 #define RootWindowOfScreen(s) RootWindow(DisplayOfScreen(s),0)
306 #define DisplayWidth XDisplayWidth
307 #define DisplayHeight XDisplayHeight
308 #define XMaxRequestSize(dpy) (65535)
309 #define XWidthOfScreen(s) (DisplayWidth(DisplayOfScreen(s),0))
310 #define XHeightOfScreen(s) (DisplayHeight(DisplayOfScreen(s),0))
311 #define XWidthMMOfScreen(s) (XDisplayWidthMM(DisplayOfScreen(s),0))
312 #define XHeightMMOfScreen(s) (XDisplayHeightMM(DisplayOfScreen(s),0))
314 #define ScreenCount(dpy) jwxyz_ScreenCount(dpy)
315 extern int jwxyz_ScreenCount(Display *);
317 extern Window XRootWindow (Display *, int screen);
318 extern Screen *XDefaultScreenOfDisplay (Display *);
319 extern Visual *XDefaultVisualOfScreen (Screen *);
320 extern Display *XDisplayOfScreen (Screen *);
321 extern int XDisplayNumberOfScreen (Screen *);
322 extern int XScreenNumberOfScreen (Screen *);
323 extern int XDisplayWidth (Display *, int);
324 extern int XDisplayHeight (Display *, int);
325 extern int XDisplayWidthMM (Display *, int);
326 extern int XDisplayHeightMM (Display *, int);
328 unsigned long XBlackPixelOfScreen(Screen *);
329 unsigned long XWhitePixelOfScreen(Screen *);
330 unsigned long XCellsOfScreen(Screen *);
332 extern int XDrawPoint (Display *, Drawable, GC, int x, int y);
333 extern int XDrawPoints (Display *, Drawable, GC, XPoint *, int n, int mode);
334 extern int XDrawSegments (Display *, Drawable, GC, XSegment *, int n);
336 extern GC XCreateGC (Display *, Drawable, unsigned long mask, XGCValues *);
337 extern int XChangeGC (Display *, GC, unsigned long mask, XGCValues *);
338 extern int XFreeGC (Display *, GC);
340 extern int XClearWindow (Display *, Window);
341 extern int XClearArea (Display *, Window, int x, int y, int w, int h,Bool exp);
342 extern int XSetWindowBackground (Display *, Window, unsigned long);
343 extern Status XGetWindowAttributes (Display *, Window, XWindowAttributes *);
344 extern Status XGetGeometry (Display *, Drawable, Window *root_ret,
345 int *x_ret, int *y_ret,
346 unsigned int *w_ret, unsigned int *h_ret,
347 unsigned int *bw_ret, unsigned int *depth_ret);
348 extern Status XAllocColor (Display *, Colormap, XColor *);
349 extern Status XAllocColorCells (Display *, Colormap, Bool contig,
350 unsigned long *pmret, unsigned int npl,
351 unsigned long *pxret, unsigned int npx);
352 extern int XStoreColors (Display *, Colormap, XColor *, int n);
353 extern int XStoreColor (Display *, Colormap, XColor *);
354 extern Status XParseColor(Display *, Colormap, const char *spec, XColor *ret);
355 extern Status XAllocNamedColor (Display *, Colormap, char *name,
356 XColor *screen_ret, XColor *exact_ret);
357 extern int XQueryColor (Display *, Colormap, XColor *);
358 extern int XQueryColors(Display *, Colormap colormap, XColor *, int ncolors);
360 extern int XSetForeground (Display *, GC, unsigned long);
361 extern int XSetBackground (Display *, GC, unsigned long);
362 extern int XSetFunction (Display *, GC, int);
363 extern int XSetSubwindowMode (Display *, GC, int);
364 extern int XSetLineAttributes (Display *, GC, unsigned int line_width,
365 int line_style, int cap_style, int join_style);
366 extern int XSetClipMask (Display *, GC, Pixmap);
367 extern int XSetClipOrigin (Display *, GC, int x, int y);
368 extern int jwxyz_XSetAlphaAllowed (Display *, GC, Bool);
369 extern int jwxyz_XSetAntiAliasing (Display *, GC, Bool);
371 extern int XFlush (Display *);
372 extern int XSync (Display *, Bool);
373 extern int XFreeColors (Display *, Colormap, unsigned long *px, int n,
374 unsigned long planes);
375 extern int XFillPolygon (Display *, Drawable, GC,
376 XPoint * points, int npoints, int shape, int mode);
377 extern int XCopyArea (Display *, Drawable src, Drawable dest, GC,
378 int src_x, int src_y,
379 unsigned int width, unsigned int height,
380 int dest_x, int dest_y);
381 extern int XCopyPlane (Display *, Drawable, Drawable, GC,
382 int src_x, int src_y,
383 unsigned width, int height,
384 int dest_x, int dest_y,
385 unsigned long plane);
387 extern int XDrawLine (Display *, Drawable, GC, int x1, int y1, int x2, int y2);
388 extern int XDrawLines (Display *, Drawable, GC, XPoint *, int n, int mode);
389 extern int XDrawArc (Display *, Drawable, GC, int x, int y,
390 unsigned int width, unsigned int height,
391 int angle1, int angle2);
392 extern int XFillArc (Display *, Drawable, GC, int x, int y,
393 unsigned int width, unsigned int height,
394 int angle1, int angle2);
395 extern int XDrawArcs (Display *, Drawable, GC, XArc *arcs, int narcs);
396 extern int XFillArcs (Display *, Drawable, GC, XArc *arcs, int narcs);
397 extern int XDrawRectangle (Display *, Drawable, GC, int x, int y,
398 unsigned int width, unsigned int height);
399 extern int XFillRectangle (Display *, Drawable, GC, int x, int y,
400 unsigned int width, unsigned int height);
401 extern int XFillRectangles (Display *, Drawable, GC, XRectangle *, int n);
403 extern int XDrawString (Display *, Drawable, GC, int x, int y, const char *,
405 extern int XDrawImageString (Display *, Drawable, GC, int x, int y,
406 const char *, int len);
407 extern int XDrawString16 (Display *, Drawable, GC, int x, int y,
408 const XChar2b *, int len);
410 extern Bool XQueryPointer (Display *, Window, Window *root_ret,
412 int *root_x_ret, int *root_y_ret,
413 int *win_x_ret, int *win_y_ret,
414 unsigned int *mask_ret);
415 extern int XLookupString (XKeyEvent *, char *ret, int size, KeySym *ks_ret,
417 extern KeySym XKeycodeToKeysym (Display *, KeyCode, int index);
419 extern Status XInitImage (XImage *);
420 extern XImage *XCreateImage (Display *, Visual *, unsigned int depth,
421 int format, int offset, char *data,
422 unsigned int width, unsigned int height,
423 int bitmap_pad, int bytes_per_line);
424 extern XImage *XSubImage (XImage *, int x, int y,
425 unsigned int w, unsigned int h);
427 extern unsigned long XGetPixel (XImage *, int x, int y);
428 extern int XPutPixel (XImage *, int x, int y, unsigned long);
429 extern int XDestroyImage (XImage *);
430 extern int XPutImage (Display *, Drawable, GC, XImage *,
431 int src_x, int src_y, int dest_x, int dest_y,
432 unsigned int w, unsigned int h);
433 extern XImage *XGetImage (Display *, Drawable, int x, int y,
434 unsigned int w, unsigned int h,
435 unsigned long pm, int fmt);
436 extern Pixmap XCreatePixmapFromBitmapData (Display *, Drawable,
438 unsigned int w, unsigned int h,
442 extern XPixmapFormatValues *XListPixmapFormats (Display *, int *count_ret);
444 extern void jwxyz_draw_NSImage_or_CGImage (Display *, Drawable,
445 Bool nsimg_p, void *NSImage_arg,
446 XRectangle *geom_ret,
449 extern int XSetGraphicsExposures (Display *, GC, Bool);
450 extern Bool XTranslateCoordinates (Display *, Window src_w, Window dest_w,
451 int src_x, int src_y,
452 int *dest_x_ret, int *dest_y_ret,
455 extern Font XLoadFont (Display *, const char *);
456 extern XFontStruct * XQueryFont (Display *, Font);
457 extern XFontStruct * XLoadQueryFont (Display *, const char *);
458 extern int XFreeFontInfo (char **names, XFontStruct *info, int n);
459 extern int XFreeFont (Display *, XFontStruct *);
460 extern int XUnloadFont (Display *, Font);
461 extern int XTextExtents (XFontStruct *, const char *, int length,
462 int *dir_ret, int *ascent_ret, int *descent_ret,
463 XCharStruct *overall_ret);
464 extern char * jwxyz_unicode_character_name (Display *, Font, unsigned long uc);
465 extern int XTextExtents16 (XFontStruct *, const XChar2b *, int length,
466 int *dir_ret, int *ascent_ret, int *descent_ret,
467 XCharStruct *overall_ret);
468 extern int XTextWidth (XFontStruct *, const char *, int length);
469 extern int XSetFont (Display *, GC, Font);
471 extern XFontSet XCreateFontSet (Display *, char *name,
472 char ***missing_charset_list_return,
473 int *missing_charset_count_return,
474 char **def_string_return);
475 extern void XFreeFontSet (Display *, XFontSet);
476 extern void XFreeStringList (char **);
477 extern int Xutf8TextExtents (XFontSet, const char *, int num_bytes,
478 XRectangle *overall_ink_return,
479 XRectangle *overall_logical_return);
480 extern void Xutf8DrawString (Display *, Drawable, XFontSet, GC,
481 int x, int y, const char *, int num_bytes);
482 extern const char *jwxyz_nativeFontName (Font, float *size);
484 extern Pixmap XCreatePixmap (Display *, Drawable,
485 unsigned int width, unsigned int height,
487 extern int XFreePixmap (Display *, Pixmap);
489 extern char *XGetAtomName (Display *, Atom);
491 // Log()/Logv(), for debugging JWXYZ. Screenhacks should still use
492 // fprintf(stderr, ...).
493 extern void Log(const char *format, ...)
494 #if defined __GNUC__ || defined __clang__
495 __attribute__((format(printf, 1, 2)))
499 extern void jwxyz_logv(Bool error, const char *fmt, va_list args);
500 #define Logv(format, args) (jwxyz_logv(False, format, args))
503 extern XtAppContext XtDisplayToApplicationContext (Display *);
504 typedef void (*XtTimerCallbackProc) (XtPointer closure, XtIntervalId *);
505 typedef void (*XtInputCallbackProc) (XtPointer closure, int *fd, XtInputId *);
506 extern XtIntervalId XtAppAddTimeOut (XtAppContext, unsigned long usecs,
507 XtTimerCallbackProc, XtPointer closure);
508 extern void XtRemoveTimeOut (XtIntervalId);
509 extern XtInputId XtAppAddInput (XtAppContext, int fd, XtPointer flags,
510 XtInputCallbackProc, XtPointer closure);
511 extern void XtRemoveInput (XtInputId);
512 extern XtInputMask XtAppPending (XtAppContext);
513 extern void XtAppProcessEvent (XtAppContext, XtInputMask);
514 extern struct jwxyz_sources_data *display_sources_data (Display *);
516 // Some GLX stuff that also doesn't technically belong here...
517 // from XScreenSaverGLView.m
518 extern void glXSwapBuffers (Display *, Window);
519 extern void glXMakeCurrent (Display *, Window, GLXContext);
521 // also declared in utils/visual.h
522 extern int has_writable_cells (Screen *, Visual *);
523 extern int visual_depth (Screen *, Visual *);
524 extern int visual_cells (Screen *, Visual *);
525 extern int visual_class (Screen *, Visual *);
526 extern int get_bits_per_pixel (Display *, int);
527 extern int screen_number (Screen *);
529 // also declared in utils/grabclient.h
530 extern Bool use_subwindow_mode_p (Screen *, Window);
532 // also declared in xlockmoreI.h
533 extern void clear_gl_error (void);
534 extern void check_gl_error (const char *type);
536 struct jwxyz_Visual {
537 VisualID visualid; /* visual id of this visual */
538 int class; /* class of screen (monochrome, etc.) */
539 unsigned long red_mask, green_mask, blue_mask; /* mask values */
540 int bits_per_rgb; /* log base 2 of distinct color values */
541 // int map_entries; /* color map entries */
544 struct jwxyz_XGCValues {
545 int function; /* logical operation */
547 unsigned long plane_mask;/* plane mask */
549 unsigned long foreground;/* foreground pixel */
550 unsigned long background;/* background pixel */
551 int line_width; /* line width */
553 int line_style; /* LineSolid, LineOnOffDash, LineDoubleDash */
555 int cap_style; /* CapNotLast, CapButt, CapRound, CapProjecting */
556 int join_style; /* JoinMiter, JoinRound, JoinBevel */
558 int fill_style; /* FillSolid, FillTiled,
559 FillStippled, FillOpaeueStippled */
561 int fill_rule; /* EvenOddRule, WindingRule */
563 int arc_mode; /* ArcChord, ArcPieSlice */
564 Pixmap tile; /* tile pixmap for tiling operations */
565 Pixmap stipple; /* stipple 1 plane pixmap for stipping */
566 int ts_x_origin; /* offset for tile or stipple operations */
569 Font font; /* default text font for text operations */
570 int subwindow_mode; /* ClipByChildren, IncludeInferiors */
572 Bool graphics_exposures;/* boolean, should exposures be generated */
574 int clip_x_origin; /* origin for clipping */
576 Pixmap clip_mask; /* bitmap clipping; other calls for rects */
578 int dash_offset; /* patterned/dashed line information */
582 Bool alpha_allowed_p; /* jwxyz extension: whether pixel values may have
583 a non-opaque alpha component. */
584 Bool antialias_p; /* jwxyz extension: whether Quartz should draw
585 with antialiasing. */
588 struct jwxyz_XWindowAttributes {
589 int x, y; /* location of window */
590 int width, height; /* width and height of window */
591 int border_width; /* border width of window */
592 int depth; /* depth of window */
593 Visual *visual; /* the associated visual structure */
595 Window root; /* root of screen containing window */
596 int class; /* InputOutput, InputOnly*/
597 int bit_gravity; /* one of bit gravity values */
598 int win_gravity; /* one of the window gravity values */
599 int backing_store; /* NotUseful, WhenMapped, Always */
600 unsigned long backing_planes;/* planes to be preserved if possible */
601 unsigned long backing_pixel;/* value to be used when restoring planes */
602 Bool save_under; /* boolean, should bits under be saved? */
604 Colormap colormap; /* color map to be associated with window */
606 Bool map_installed; /* boolean, is color map currently installed*/
607 int map_state; /* IsUnmapped, IsUnviewable, IsViewable */
608 long all_event_masks; /* set of events all people have interest in*/
609 long your_event_mask; /* my event mask */
610 long do_not_propagate_mask; /* set of events that should not propagate */
611 Bool override_redirect; /* boolean value for override-redirect */
613 Screen *screen; /* back pointer to correct screen */
616 struct jwxyz_XColor {
618 unsigned short red, green, blue;
619 char flags; /* do_red, do_green, do_blue */
623 struct jwxyz_XPoint {
627 struct jwxyz_XSegment {
628 short x1, y1, x2, y2;
631 struct jwxyz_XRectangle {
633 unsigned short width, height;
638 unsigned short width, height;
639 short angle1, angle2;
643 struct jwxyz_XrmOptionDescRec {
650 struct jwxyz_XAnyEvent {
653 unsigned long serial;
660 struct jwxyz_XKeyEvent {
663 unsigned long serial;
674 unsigned int keycode;
680 struct jwxyz_XButtonEvent {
683 unsigned long serial;
702 struct jwxyz_XMotionEvent {
705 unsigned long serial;
728 XButtonEvent xbutton;
729 XMotionEvent xmotion;
732 struct jwxyz_XImage {
733 int width, height; /* size of image */
734 int xoffset; /* number of pixels offset in X direction */
735 int format; /* XYBitmap, XYPixmap, ZPixmap */
736 char *data; /* pointer to image data */
737 int byte_order; /* data byte order, LSBFirst, MSBFirst */
738 int bitmap_unit; /* quant. of scanline 8, 16, 32 */
739 int bitmap_bit_order; /* LSBFirst, MSBFirst */
740 int bitmap_pad; /* 8, 16, 32 either XY or ZPixmap */
741 int depth; /* depth of image */
742 int bytes_per_line; /* accelarator to next line */
743 int bits_per_pixel; /* bits per pixel (ZPixmap) */
744 unsigned long red_mask; /* bits in z arrangment */
745 unsigned long green_mask;
746 unsigned long blue_mask;
747 // XPointer obdata; /* hook for the object routines to hang on */
748 struct funcs { /* image manipulation routines */
750 XImage *(*create_image)(
751 Display* /* display */,
752 Visual* /* visual */,
753 unsigned int /* depth */,
757 unsigned int /* width */,
758 unsigned int /* height */,
759 int /* bitmap_pad */,
760 int /* bytes_per_line */);
761 int (*destroy_image) (XImage *);
763 unsigned long (*get_pixel) (XImage *, int, int);
764 int (*put_pixel) (XImage *, int, int, unsigned long);
766 XImage *(*sub_image) (XImage *, int, int, unsigned int, unsigned int);
767 int (*add_pixel) (XImage *, long);
772 struct jwxyz_XCharStruct {
773 short lbearing; /* origin to left edge of ink */
774 short rbearing; /* origin to right edge of ink */
775 short width; /* advance to next char's origin */
776 short ascent; /* baseline to top edge of ink */
777 short descent; /* baseline to bottom edge of ink */
779 unsigned short attributes; /* per char flags (not predefined) */
783 struct jwxyz_XFontProp {
785 unsigned long card32; /* Careful: This holds (32- or 64-bit) pointers. */
788 struct jwxyz_XFontStruct {
790 XExtData *ext_data; /* hook for extension to hang data */
792 Font fid; /* Font id for this font */
794 unsigned direction; /* hint about direction the font is painted */
796 unsigned min_char_or_byte2; /* first character */
797 unsigned max_char_or_byte2; /* last character */
799 unsigned min_byte1; /* first row that exists */
800 unsigned max_byte1; /* last row that exists */
801 Bool all_chars_exist; /* flag if all characters have non-zero size*/
803 unsigned default_char; /* char to print for undefined character */
804 int n_properties; /* how many properties there are */
805 XFontProp *properties; /* pointer to array of additional properties*/
806 XCharStruct min_bounds; /* minimum bounds over all existing char*/
807 XCharStruct max_bounds; /* maximum bounds over all existing char*/
808 XCharStruct *per_char; /* first_char to last_char information */
809 int ascent; /* log. extent above baseline for spacing */
810 int descent; /* log. descent below baseline for spacing */
813 struct jwxyz_XComposeStatus {
817 struct jwxyz_XPixmapFormatValues {
823 struct jwxyz_XChar2b {
828 #endif /* __JWXYZ_H__ */