1 |
/* |
2 |
rdesktop: A Remote Desktop Protocol client. |
3 |
User interface services - X Window System |
4 |
Copyright (C) Matthew Chapman 1999-2002 |
5 |
|
6 |
This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
8 |
the Free Software Foundation; either version 2 of the License, or |
9 |
(at your option) any later version. |
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|
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
17 |
along with this program; if not, write to the Free Software |
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
19 |
*/ |
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|
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#include <X11/Xlib.h> |
22 |
#include <X11/Xutil.h> |
23 |
#include <time.h> |
24 |
#include <errno.h> |
25 |
#include "rdesktop.h" |
26 |
|
27 |
extern int width; |
28 |
extern int height; |
29 |
extern BOOL sendmotion; |
30 |
extern BOOL fullscreen; |
31 |
extern BOOL grab_keyboard; |
32 |
extern BOOL hide_decorations; |
33 |
extern char title[]; |
34 |
extern int server_bpp; |
35 |
BOOL enable_compose = False; |
36 |
BOOL focused; |
37 |
BOOL mouse_in_wnd; |
38 |
|
39 |
Display *display; |
40 |
static int x_socket; |
41 |
static Screen *screen; |
42 |
static Window wnd; |
43 |
static GC gc; |
44 |
static Visual *visual; |
45 |
static int depth; |
46 |
static int bpp; |
47 |
static XIM IM; |
48 |
static XIC IC; |
49 |
static XModifierKeymap *mod_map; |
50 |
static Cursor current_cursor; |
51 |
static Atom protocol_atom, kill_atom; |
52 |
|
53 |
/* endianness */ |
54 |
static BOOL host_be; |
55 |
static BOOL xserver_be; |
56 |
|
57 |
/* software backing store */ |
58 |
static BOOL ownbackstore; |
59 |
static Pixmap backstore; |
60 |
|
61 |
/* MWM decorations */ |
62 |
#define MWM_HINTS_DECORATIONS (1L << 1) |
63 |
#define PROP_MOTIF_WM_HINTS_ELEMENTS 5 |
64 |
typedef struct |
65 |
{ |
66 |
uint32 flags; |
67 |
uint32 functions; |
68 |
uint32 decorations; |
69 |
sint32 inputMode; |
70 |
uint32 status; |
71 |
} |
72 |
PropMotifWmHints; |
73 |
|
74 |
|
75 |
#define FILL_RECTANGLE(x,y,cx,cy)\ |
76 |
{ \ |
77 |
XFillRectangle(display, wnd, gc, x, y, cx, cy); \ |
78 |
if (ownbackstore) \ |
79 |
XFillRectangle(display, backstore, gc, x, y, cx, cy); \ |
80 |
} |
81 |
|
82 |
#define FILL_RECTANGLE_BACKSTORE(x,y,cx,cy)\ |
83 |
{ \ |
84 |
XFillRectangle(display, ownbackstore ? backstore : wnd, gc, x, y, cx, cy); \ |
85 |
} |
86 |
|
87 |
/* colour maps */ |
88 |
BOOL owncolmap = False; |
89 |
static Colormap xcolmap; |
90 |
static uint32 *colmap; |
91 |
|
92 |
#define TRANSLATE(col) ( server_bpp != 8 ? col : owncolmap ? col : translate_colour(colmap[col]) ) |
93 |
#define SET_FOREGROUND(col) XSetForeground(display, gc, TRANSLATE(col)); |
94 |
#define SET_BACKGROUND(col) XSetBackground(display, gc, TRANSLATE(col)); |
95 |
|
96 |
static int rop2_map[] = { |
97 |
GXclear, /* 0 */ |
98 |
GXnor, /* DPon */ |
99 |
GXandInverted, /* DPna */ |
100 |
GXcopyInverted, /* Pn */ |
101 |
GXandReverse, /* PDna */ |
102 |
GXinvert, /* Dn */ |
103 |
GXxor, /* DPx */ |
104 |
GXnand, /* DPan */ |
105 |
GXand, /* DPa */ |
106 |
GXequiv, /* DPxn */ |
107 |
GXnoop, /* D */ |
108 |
GXorInverted, /* DPno */ |
109 |
GXcopy, /* P */ |
110 |
GXorReverse, /* PDno */ |
111 |
GXor, /* DPo */ |
112 |
GXset /* 1 */ |
113 |
}; |
114 |
|
115 |
#define SET_FUNCTION(rop2) { if (rop2 != ROP2_COPY) XSetFunction(display, gc, rop2_map[rop2]); } |
116 |
#define RESET_FUNCTION(rop2) { if (rop2 != ROP2_COPY) XSetFunction(display, gc, GXcopy); } |
117 |
|
118 |
void |
119 |
mwm_hide_decorations(void) |
120 |
{ |
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PropMotifWmHints motif_hints; |
122 |
Atom hintsatom; |
123 |
|
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/* setup the property */ |
125 |
motif_hints.flags = MWM_HINTS_DECORATIONS; |
126 |
motif_hints.decorations = 0; |
127 |
|
128 |
/* get the atom for the property */ |
129 |
hintsatom = XInternAtom(display, "_MOTIF_WM_HINTS", False); |
130 |
if (!hintsatom) |
131 |
{ |
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warning("Failed to get atom _MOTIF_WM_HINTS: probably your window manager does not support MWM hints\n"); |
133 |
return; |
134 |
} |
135 |
|
136 |
XChangeProperty(display, wnd, hintsatom, hintsatom, 32, PropModeReplace, |
137 |
(unsigned char *) &motif_hints, PROP_MOTIF_WM_HINTS_ELEMENTS); |
138 |
} |
139 |
|
140 |
static void |
141 |
translate8(uint8 * data, uint8 * out, uint8 * end) |
142 |
{ |
143 |
while (out < end) |
144 |
*(out++) = (uint8) colmap[*(data++)]; |
145 |
} |
146 |
|
147 |
static void |
148 |
translate16(uint8 * data, uint16 * out, uint16 * end) |
149 |
{ |
150 |
while (out < end) |
151 |
*(out++) = (uint16) colmap[*(data++)]; |
152 |
} |
153 |
|
154 |
/* little endian - conversion happens when colourmap is built */ |
155 |
static void |
156 |
translate24(uint8 * data, uint8 * out, uint8 * end) |
157 |
{ |
158 |
uint32 value; |
159 |
|
160 |
while (out < end) |
161 |
{ |
162 |
value = colmap[*(data++)]; |
163 |
*(out++) = value; |
164 |
*(out++) = value >> 8; |
165 |
*(out++) = value >> 16; |
166 |
} |
167 |
} |
168 |
|
169 |
static void |
170 |
translate32(uint8 * data, uint32 * out, uint32 * end) |
171 |
{ |
172 |
while (out < end) |
173 |
*(out++) = colmap[*(data++)]; |
174 |
} |
175 |
|
176 |
static uint8 * |
177 |
translate_image(int width, int height, uint8 * data) |
178 |
{ |
179 |
int size = width * height * bpp / 8; |
180 |
uint8 *out = xmalloc(size); |
181 |
uint8 *end = out + size; |
182 |
|
183 |
switch (bpp) |
184 |
{ |
185 |
case 8: |
186 |
translate8(data, out, end); |
187 |
break; |
188 |
|
189 |
case 16: |
190 |
translate16(data, (uint16 *) out, (uint16 *) end); |
191 |
break; |
192 |
|
193 |
case 24: |
194 |
translate24(data, out, end); |
195 |
break; |
196 |
|
197 |
case 32: |
198 |
translate32(data, (uint32 *) out, (uint32 *) end); |
199 |
break; |
200 |
} |
201 |
|
202 |
return out; |
203 |
} |
204 |
|
205 |
#define BSWAP16(x) { x = (((x & 0xff) << 8) | (x >> 8)); } |
206 |
#define BSWAP24(x) { x = (((x & 0xff) << 16) | (x >> 16) | ((x >> 8) & 0xff00)); } |
207 |
#define BSWAP32(x) { x = (((x & 0xff00ff) << 8) | ((x >> 8) & 0xff00ff)); \ |
208 |
x = (x << 16) | (x >> 16); } |
209 |
|
210 |
static uint32 |
211 |
translate_colour(uint32 colour) |
212 |
{ |
213 |
switch (bpp) |
214 |
{ |
215 |
case 16: |
216 |
if (host_be != xserver_be) |
217 |
BSWAP16(colour); |
218 |
break; |
219 |
|
220 |
case 24: |
221 |
if (xserver_be) |
222 |
BSWAP24(colour); |
223 |
break; |
224 |
|
225 |
case 32: |
226 |
if (host_be != xserver_be) |
227 |
BSWAP32(colour); |
228 |
break; |
229 |
} |
230 |
|
231 |
return colour; |
232 |
} |
233 |
|
234 |
BOOL |
235 |
get_key_state(unsigned int state, uint32 keysym) |
236 |
{ |
237 |
int modifierpos, key, keysymMask = 0; |
238 |
int offset; |
239 |
|
240 |
KeyCode keycode = XKeysymToKeycode(display, keysym); |
241 |
|
242 |
if (keycode == NoSymbol) |
243 |
return False; |
244 |
|
245 |
for (modifierpos = 0; modifierpos < 8; modifierpos++) |
246 |
{ |
247 |
offset = mod_map->max_keypermod * modifierpos; |
248 |
|
249 |
for (key = 0; key < mod_map->max_keypermod; key++) |
250 |
{ |
251 |
if (mod_map->modifiermap[offset + key] == keycode) |
252 |
keysymMask |= 1 << modifierpos; |
253 |
} |
254 |
} |
255 |
|
256 |
return (state & keysymMask) ? True : False; |
257 |
} |
258 |
|
259 |
BOOL |
260 |
ui_init(void) |
261 |
{ |
262 |
XPixmapFormatValues *pfm; |
263 |
uint16 test; |
264 |
int i; |
265 |
|
266 |
display = XOpenDisplay(NULL); |
267 |
if (display == NULL) |
268 |
{ |
269 |
error("Failed to open display: %s\n", XDisplayName(NULL)); |
270 |
return False; |
271 |
} |
272 |
|
273 |
x_socket = ConnectionNumber(display); |
274 |
screen = DefaultScreenOfDisplay(display); |
275 |
visual = DefaultVisualOfScreen(screen); |
276 |
depth = DefaultDepthOfScreen(screen); |
277 |
|
278 |
pfm = XListPixmapFormats(display, &i); |
279 |
if (pfm != NULL) |
280 |
{ |
281 |
/* Use maximum bpp for this depth - this is generally |
282 |
desirable, e.g. 24 bits->32 bits. */ |
283 |
while (i--) |
284 |
{ |
285 |
if ((pfm[i].depth == depth) && (pfm[i].bits_per_pixel > bpp)) |
286 |
{ |
287 |
bpp = pfm[i].bits_per_pixel; |
288 |
} |
289 |
} |
290 |
XFree(pfm); |
291 |
} |
292 |
|
293 |
if (bpp < 8) |
294 |
{ |
295 |
error("Less than 8 bpp not currently supported.\n"); |
296 |
XCloseDisplay(display); |
297 |
return False; |
298 |
} |
299 |
|
300 |
if (owncolmap != True) |
301 |
{ |
302 |
xcolmap = DefaultColormapOfScreen(screen); |
303 |
if (depth <= 8) |
304 |
warning("Screen depth is 8 bits or lower: you may want to use -C for a private colourmap\n"); |
305 |
} |
306 |
|
307 |
gc = XCreateGC(display, RootWindowOfScreen(screen), 0, NULL); |
308 |
|
309 |
if (DoesBackingStore(screen) != Always) |
310 |
ownbackstore = True; |
311 |
|
312 |
test = 1; |
313 |
host_be = !(BOOL) (*(uint8 *) (&test)); |
314 |
xserver_be = (ImageByteOrder(display) == MSBFirst); |
315 |
|
316 |
if ((width == 0) || (height == 0)) |
317 |
{ |
318 |
/* Fetch geometry from _NET_WORKAREA */ |
319 |
uint32 x, y, cx, cy; |
320 |
|
321 |
if (get_current_workarea(&x, &y, &cx, &cy) == 0) |
322 |
{ |
323 |
width = cx; |
324 |
height = cy; |
325 |
} |
326 |
else |
327 |
{ |
328 |
warning("Failed to get workarea: probably your window manager does not support extended hints\n"); |
329 |
width = 800; |
330 |
height = 600; |
331 |
} |
332 |
} |
333 |
|
334 |
if (fullscreen) |
335 |
{ |
336 |
width = WidthOfScreen(screen); |
337 |
height = HeightOfScreen(screen); |
338 |
} |
339 |
|
340 |
/* make sure width is a multiple of 4 */ |
341 |
width = (width + 3) & ~3; |
342 |
|
343 |
if (ownbackstore) |
344 |
{ |
345 |
backstore = |
346 |
XCreatePixmap(display, RootWindowOfScreen(screen), width, height, depth); |
347 |
|
348 |
/* clear to prevent rubbish being exposed at startup */ |
349 |
XSetForeground(display, gc, BlackPixelOfScreen(screen)); |
350 |
XFillRectangle(display, backstore, gc, 0, 0, width, height); |
351 |
} |
352 |
|
353 |
mod_map = XGetModifierMapping(display); |
354 |
|
355 |
if (enable_compose) |
356 |
IM = XOpenIM(display, NULL, NULL, NULL); |
357 |
|
358 |
xkeymap_init(); |
359 |
return True; |
360 |
} |
361 |
|
362 |
void |
363 |
ui_deinit(void) |
364 |
{ |
365 |
if (IM != NULL) |
366 |
XCloseIM(IM); |
367 |
|
368 |
XFreeModifiermap(mod_map); |
369 |
|
370 |
if (ownbackstore) |
371 |
XFreePixmap(display, backstore); |
372 |
|
373 |
XFreeGC(display, gc); |
374 |
XCloseDisplay(display); |
375 |
display = NULL; |
376 |
} |
377 |
|
378 |
BOOL |
379 |
ui_create_window(void) |
380 |
{ |
381 |
XSetWindowAttributes attribs; |
382 |
XClassHint *classhints; |
383 |
XSizeHints *sizehints; |
384 |
int wndwidth, wndheight; |
385 |
long input_mask, ic_input_mask; |
386 |
XEvent xevent; |
387 |
|
388 |
wndwidth = fullscreen ? WidthOfScreen(screen) : width; |
389 |
wndheight = fullscreen ? HeightOfScreen(screen) : height; |
390 |
|
391 |
attribs.background_pixel = BlackPixelOfScreen(screen); |
392 |
attribs.backing_store = ownbackstore ? NotUseful : Always; |
393 |
attribs.override_redirect = fullscreen; |
394 |
|
395 |
wnd = XCreateWindow(display, RootWindowOfScreen(screen), 0, 0, wndwidth, wndheight, |
396 |
0, CopyFromParent, InputOutput, CopyFromParent, |
397 |
CWBackPixel | CWBackingStore | CWOverrideRedirect, &attribs); |
398 |
|
399 |
XStoreName(display, wnd, title); |
400 |
|
401 |
if (hide_decorations) |
402 |
mwm_hide_decorations(); |
403 |
|
404 |
classhints = XAllocClassHint(); |
405 |
if (classhints != NULL) |
406 |
{ |
407 |
classhints->res_name = classhints->res_class = "rdesktop"; |
408 |
XSetClassHint(display, wnd, classhints); |
409 |
XFree(classhints); |
410 |
} |
411 |
|
412 |
sizehints = XAllocSizeHints(); |
413 |
if (sizehints) |
414 |
{ |
415 |
sizehints->flags = PMinSize | PMaxSize; |
416 |
sizehints->min_width = sizehints->max_width = width; |
417 |
sizehints->min_height = sizehints->max_height = height; |
418 |
XSetWMNormalHints(display, wnd, sizehints); |
419 |
XFree(sizehints); |
420 |
} |
421 |
|
422 |
input_mask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | |
423 |
VisibilityChangeMask | FocusChangeMask; |
424 |
|
425 |
if (sendmotion) |
426 |
input_mask |= PointerMotionMask; |
427 |
if (ownbackstore) |
428 |
input_mask |= ExposureMask; |
429 |
if (fullscreen || grab_keyboard) |
430 |
input_mask |= EnterWindowMask; |
431 |
if (grab_keyboard) |
432 |
input_mask |= LeaveWindowMask; |
433 |
|
434 |
if (IM != NULL) |
435 |
{ |
436 |
IC = XCreateIC(IM, XNInputStyle, (XIMPreeditNothing | XIMStatusNothing), |
437 |
XNClientWindow, wnd, XNFocusWindow, wnd, NULL); |
438 |
|
439 |
if ((IC != NULL) |
440 |
&& (XGetICValues(IC, XNFilterEvents, &ic_input_mask, NULL) == NULL)) |
441 |
input_mask |= ic_input_mask; |
442 |
} |
443 |
|
444 |
XSelectInput(display, wnd, input_mask); |
445 |
XMapWindow(display, wnd); |
446 |
|
447 |
/* wait for VisibilityNotify */ |
448 |
do |
449 |
{ |
450 |
XMaskEvent(display, VisibilityChangeMask, &xevent); |
451 |
} |
452 |
while (xevent.type != VisibilityNotify); |
453 |
|
454 |
focused = False; |
455 |
mouse_in_wnd = False; |
456 |
|
457 |
/* handle the WM_DELETE_WINDOW protocol */ |
458 |
protocol_atom = XInternAtom(display, "WM_PROTOCOLS", True); |
459 |
kill_atom = XInternAtom(display, "WM_DELETE_WINDOW", True); |
460 |
XSetWMProtocols(display, wnd, &kill_atom, 1); |
461 |
|
462 |
return True; |
463 |
} |
464 |
|
465 |
void |
466 |
ui_destroy_window(void) |
467 |
{ |
468 |
if (IC != NULL) |
469 |
XDestroyIC(IC); |
470 |
|
471 |
XDestroyWindow(display, wnd); |
472 |
} |
473 |
|
474 |
void |
475 |
xwin_toggle_fullscreen(void) |
476 |
{ |
477 |
Pixmap contents = 0; |
478 |
|
479 |
if (!ownbackstore) |
480 |
{ |
481 |
/* need to save contents of window */ |
482 |
contents = XCreatePixmap(display, wnd, width, height, depth); |
483 |
XCopyArea(display, wnd, contents, gc, 0, 0, width, height, 0, 0); |
484 |
} |
485 |
|
486 |
ui_destroy_window(); |
487 |
fullscreen = !fullscreen; |
488 |
ui_create_window(); |
489 |
|
490 |
XDefineCursor(display, wnd, current_cursor); |
491 |
|
492 |
if (!ownbackstore) |
493 |
{ |
494 |
XCopyArea(display, contents, wnd, gc, 0, 0, width, height, 0, 0); |
495 |
XFreePixmap(display, contents); |
496 |
} |
497 |
} |
498 |
|
499 |
/* Process all events in Xlib queue |
500 |
Returns 0 after user quit, 1 otherwise */ |
501 |
static int |
502 |
xwin_process_events(void) |
503 |
{ |
504 |
XEvent xevent; |
505 |
KeySym keysym; |
506 |
uint16 button, flags; |
507 |
uint32 ev_time; |
508 |
key_translation tr; |
509 |
char str[256]; |
510 |
Status status; |
511 |
unsigned int state; |
512 |
Window wdummy; |
513 |
int dummy; |
514 |
|
515 |
while (XPending(display) > 0) |
516 |
{ |
517 |
XNextEvent(display, &xevent); |
518 |
|
519 |
if ((IC != NULL) && (XFilterEvent(&xevent, None) == True)) |
520 |
{ |
521 |
DEBUG_KBD(("Filtering event\n")); |
522 |
continue; |
523 |
} |
524 |
|
525 |
flags = 0; |
526 |
|
527 |
switch (xevent.type) |
528 |
{ |
529 |
case ClientMessage: |
530 |
/* the window manager told us to quit */ |
531 |
if ((xevent.xclient.message_type == protocol_atom) |
532 |
&& (xevent.xclient.data.l[0] == kill_atom)) |
533 |
/* Quit */ |
534 |
return 0; |
535 |
break; |
536 |
|
537 |
case KeyPress: |
538 |
if (IC != NULL) |
539 |
/* Multi_key compatible version */ |
540 |
{ |
541 |
XmbLookupString(IC, |
542 |
(XKeyPressedEvent *) & |
543 |
xevent, str, sizeof(str), &keysym, &status); |
544 |
if (!((status == XLookupKeySym) || (status == XLookupBoth))) |
545 |
{ |
546 |
error("XmbLookupString failed with status 0x%x\n", |
547 |
status); |
548 |
break; |
549 |
} |
550 |
} |
551 |
else |
552 |
{ |
553 |
/* Plain old XLookupString */ |
554 |
DEBUG_KBD(("\nNo input context, using XLookupString\n")); |
555 |
XLookupString((XKeyEvent *) & xevent, |
556 |
str, sizeof(str), &keysym, NULL); |
557 |
} |
558 |
|
559 |
DEBUG_KBD(("KeyPress for (keysym 0x%lx, %s)\n", keysym, |
560 |
get_ksname(keysym))); |
561 |
|
562 |
ev_time = time(NULL); |
563 |
if (handle_special_keys(keysym, xevent.xkey.state, ev_time, True)) |
564 |
break; |
565 |
|
566 |
tr = xkeymap_translate_key(keysym, |
567 |
xevent.xkey.keycode, xevent.xkey.state); |
568 |
|
569 |
if (tr.scancode == 0) |
570 |
break; |
571 |
|
572 |
ensure_remote_modifiers(ev_time, tr); |
573 |
|
574 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, tr.scancode); |
575 |
break; |
576 |
|
577 |
case KeyRelease: |
578 |
XLookupString((XKeyEvent *) & xevent, str, |
579 |
sizeof(str), &keysym, NULL); |
580 |
|
581 |
DEBUG_KBD(("\nKeyRelease for (keysym 0x%lx, %s)\n", keysym, |
582 |
get_ksname(keysym))); |
583 |
|
584 |
ev_time = time(NULL); |
585 |
if (handle_special_keys(keysym, xevent.xkey.state, ev_time, False)) |
586 |
break; |
587 |
|
588 |
tr = xkeymap_translate_key(keysym, |
589 |
xevent.xkey.keycode, xevent.xkey.state); |
590 |
|
591 |
if (tr.scancode == 0) |
592 |
break; |
593 |
|
594 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, tr.scancode); |
595 |
break; |
596 |
|
597 |
case ButtonPress: |
598 |
flags = MOUSE_FLAG_DOWN; |
599 |
/* fall through */ |
600 |
|
601 |
case ButtonRelease: |
602 |
button = xkeymap_translate_button(xevent.xbutton.button); |
603 |
if (button == 0) |
604 |
break; |
605 |
|
606 |
rdp_send_input(time(NULL), RDP_INPUT_MOUSE, |
607 |
flags | button, xevent.xbutton.x, xevent.xbutton.y); |
608 |
break; |
609 |
|
610 |
case MotionNotify: |
611 |
if (fullscreen && !focused) |
612 |
XSetInputFocus(display, wnd, RevertToPointerRoot, |
613 |
CurrentTime); |
614 |
rdp_send_input(time(NULL), RDP_INPUT_MOUSE, |
615 |
MOUSE_FLAG_MOVE, xevent.xmotion.x, xevent.xmotion.y); |
616 |
break; |
617 |
|
618 |
case FocusIn: |
619 |
if (xevent.xfocus.mode == NotifyGrab) |
620 |
break; |
621 |
focused = True; |
622 |
XQueryPointer(display, wnd, &wdummy, &wdummy, &dummy, &dummy, |
623 |
&dummy, &dummy, &state); |
624 |
reset_modifier_keys(state); |
625 |
if (grab_keyboard && mouse_in_wnd) |
626 |
XGrabKeyboard(display, wnd, True, |
627 |
GrabModeAsync, GrabModeAsync, CurrentTime); |
628 |
break; |
629 |
|
630 |
case FocusOut: |
631 |
if (xevent.xfocus.mode == NotifyUngrab) |
632 |
break; |
633 |
focused = False; |
634 |
if (xevent.xfocus.mode == NotifyWhileGrabbed) |
635 |
XUngrabKeyboard(display, CurrentTime); |
636 |
break; |
637 |
|
638 |
case EnterNotify: |
639 |
/* we only register for this event when in fullscreen mode */ |
640 |
/* or grab_keyboard */ |
641 |
mouse_in_wnd = True; |
642 |
if (fullscreen) |
643 |
{ |
644 |
XSetInputFocus(display, wnd, RevertToPointerRoot, |
645 |
CurrentTime); |
646 |
break; |
647 |
} |
648 |
if (focused) |
649 |
XGrabKeyboard(display, wnd, True, |
650 |
GrabModeAsync, GrabModeAsync, CurrentTime); |
651 |
break; |
652 |
|
653 |
case LeaveNotify: |
654 |
/* we only register for this event when grab_keyboard */ |
655 |
mouse_in_wnd = False; |
656 |
XUngrabKeyboard(display, CurrentTime); |
657 |
break; |
658 |
|
659 |
case Expose: |
660 |
XCopyArea(display, backstore, wnd, gc, |
661 |
xevent.xexpose.x, xevent.xexpose.y, |
662 |
xevent.xexpose.width, |
663 |
xevent.xexpose.height, |
664 |
xevent.xexpose.x, xevent.xexpose.y); |
665 |
break; |
666 |
|
667 |
case MappingNotify: |
668 |
/* Refresh keyboard mapping if it has changed. This is important for |
669 |
Xvnc, since it allocates keycodes dynamically */ |
670 |
if (xevent.xmapping.request == MappingKeyboard |
671 |
|| xevent.xmapping.request == MappingModifier) |
672 |
XRefreshKeyboardMapping(&xevent.xmapping); |
673 |
|
674 |
if (xevent.xmapping.request == MappingModifier) |
675 |
{ |
676 |
XFreeModifiermap(mod_map); |
677 |
mod_map = XGetModifierMapping(display); |
678 |
} |
679 |
break; |
680 |
|
681 |
} |
682 |
} |
683 |
/* Keep going */ |
684 |
return 1; |
685 |
} |
686 |
|
687 |
/* Returns 0 after user quit, 1 otherwise */ |
688 |
int |
689 |
ui_select(int rdp_socket) |
690 |
{ |
691 |
int n = (rdp_socket > x_socket) ? rdp_socket + 1 : x_socket + 1; |
692 |
fd_set rfds; |
693 |
|
694 |
FD_ZERO(&rfds); |
695 |
|
696 |
while (True) |
697 |
{ |
698 |
/* Process any events already waiting */ |
699 |
if (!xwin_process_events()) |
700 |
/* User quit */ |
701 |
return 0; |
702 |
|
703 |
FD_ZERO(&rfds); |
704 |
FD_SET(rdp_socket, &rfds); |
705 |
FD_SET(x_socket, &rfds); |
706 |
|
707 |
switch (select(n, &rfds, NULL, NULL, NULL)) |
708 |
{ |
709 |
case -1: |
710 |
error("select: %s\n", strerror(errno)); |
711 |
|
712 |
case 0: |
713 |
continue; |
714 |
} |
715 |
|
716 |
if (FD_ISSET(rdp_socket, &rfds)) |
717 |
return 1; |
718 |
} |
719 |
} |
720 |
|
721 |
void |
722 |
ui_move_pointer(int x, int y) |
723 |
{ |
724 |
XWarpPointer(display, wnd, wnd, 0, 0, 0, 0, x, y); |
725 |
} |
726 |
|
727 |
HBITMAP |
728 |
ui_create_bitmap(int width, int height, uint8 * data) |
729 |
{ |
730 |
XImage *image; |
731 |
Pixmap bitmap; |
732 |
uint8 *tdata; |
733 |
|
734 |
tdata = (owncolmap ? data : translate_image(width, height, data)); |
735 |
bitmap = XCreatePixmap(display, wnd, width, height, depth); |
736 |
image = XCreateImage(display, visual, depth, ZPixmap, 0, |
737 |
(char *) tdata, width, height, 8, 0); |
738 |
|
739 |
XPutImage(display, bitmap, gc, image, 0, 0, 0, 0, width, height); |
740 |
|
741 |
XFree(image); |
742 |
if (!owncolmap) |
743 |
xfree(tdata); |
744 |
return (HBITMAP) bitmap; |
745 |
} |
746 |
|
747 |
void |
748 |
ui_paint_bitmap(int x, int y, int cx, int cy, int width, int height, uint8 * data) |
749 |
{ |
750 |
XImage *image; |
751 |
uint8 *tdata; |
752 |
|
753 |
if (server_bpp == 16) |
754 |
{ |
755 |
image = XCreateImage(display, visual, depth, ZPixmap, 0, |
756 |
(char *) data, width, height, 16, 0); |
757 |
|
758 |
if (ownbackstore) |
759 |
{ |
760 |
XPutImage(display, backstore, gc, image, 0, 0, x, y, cx, cy); |
761 |
XCopyArea(display, backstore, wnd, gc, x, y, cx, cy, x, y); |
762 |
} |
763 |
else |
764 |
{ |
765 |
XPutImage(display, wnd, gc, image, 0, 0, x, y, cx, cy); |
766 |
} |
767 |
|
768 |
XFree(image); |
769 |
return; |
770 |
} |
771 |
tdata = (owncolmap ? data : translate_image(width, height, data)); |
772 |
image = XCreateImage(display, visual, depth, ZPixmap, 0, |
773 |
(char *) tdata, width, height, 8, 0); |
774 |
|
775 |
if (ownbackstore) |
776 |
{ |
777 |
XPutImage(display, backstore, gc, image, 0, 0, x, y, cx, cy); |
778 |
XCopyArea(display, backstore, wnd, gc, x, y, cx, cy, x, y); |
779 |
} |
780 |
else |
781 |
{ |
782 |
XPutImage(display, wnd, gc, image, 0, 0, x, y, cx, cy); |
783 |
} |
784 |
|
785 |
XFree(image); |
786 |
if (!owncolmap) |
787 |
xfree(tdata); |
788 |
} |
789 |
|
790 |
void |
791 |
ui_destroy_bitmap(HBITMAP bmp) |
792 |
{ |
793 |
XFreePixmap(display, (Pixmap) bmp); |
794 |
} |
795 |
|
796 |
HGLYPH |
797 |
ui_create_glyph(int width, int height, uint8 * data) |
798 |
{ |
799 |
XImage *image; |
800 |
Pixmap bitmap; |
801 |
int scanline; |
802 |
GC gc; |
803 |
|
804 |
scanline = (width + 7) / 8; |
805 |
|
806 |
bitmap = XCreatePixmap(display, wnd, width, height, 1); |
807 |
gc = XCreateGC(display, bitmap, 0, NULL); |
808 |
|
809 |
image = XCreateImage(display, visual, 1, ZPixmap, 0, (char *) data, |
810 |
width, height, 8, scanline); |
811 |
image->byte_order = MSBFirst; |
812 |
image->bitmap_bit_order = MSBFirst; |
813 |
XInitImage(image); |
814 |
|
815 |
XPutImage(display, bitmap, gc, image, 0, 0, 0, 0, width, height); |
816 |
|
817 |
XFree(image); |
818 |
XFreeGC(display, gc); |
819 |
return (HGLYPH) bitmap; |
820 |
} |
821 |
|
822 |
void |
823 |
ui_destroy_glyph(HGLYPH glyph) |
824 |
{ |
825 |
XFreePixmap(display, (Pixmap) glyph); |
826 |
} |
827 |
|
828 |
HCURSOR |
829 |
ui_create_cursor(unsigned int x, unsigned int y, int width, int height, |
830 |
uint8 * andmask, uint8 * xormask) |
831 |
{ |
832 |
HGLYPH maskglyph, cursorglyph; |
833 |
XColor bg, fg; |
834 |
Cursor xcursor; |
835 |
uint8 *cursor, *pcursor; |
836 |
uint8 *mask, *pmask; |
837 |
uint8 nextbit; |
838 |
int scanline, offset; |
839 |
int i, j; |
840 |
|
841 |
scanline = (width + 7) / 8; |
842 |
offset = scanline * height; |
843 |
|
844 |
cursor = xmalloc(offset); |
845 |
memset(cursor, 0, offset); |
846 |
|
847 |
mask = xmalloc(offset); |
848 |
memset(mask, 0, offset); |
849 |
|
850 |
/* approximate AND and XOR masks with a monochrome X pointer */ |
851 |
for (i = 0; i < height; i++) |
852 |
{ |
853 |
offset -= scanline; |
854 |
pcursor = &cursor[offset]; |
855 |
pmask = &mask[offset]; |
856 |
|
857 |
for (j = 0; j < scanline; j++) |
858 |
{ |
859 |
for (nextbit = 0x80; nextbit != 0; nextbit >>= 1) |
860 |
{ |
861 |
if (xormask[0] || xormask[1] || xormask[2]) |
862 |
{ |
863 |
*pcursor |= (~(*andmask) & nextbit); |
864 |
*pmask |= nextbit; |
865 |
} |
866 |
else |
867 |
{ |
868 |
*pcursor |= ((*andmask) & nextbit); |
869 |
*pmask |= (~(*andmask) & nextbit); |
870 |
} |
871 |
|
872 |
xormask += 3; |
873 |
} |
874 |
|
875 |
andmask++; |
876 |
pcursor++; |
877 |
pmask++; |
878 |
} |
879 |
} |
880 |
|
881 |
fg.red = fg.blue = fg.green = 0xffff; |
882 |
bg.red = bg.blue = bg.green = 0x0000; |
883 |
fg.flags = bg.flags = DoRed | DoBlue | DoGreen; |
884 |
|
885 |
cursorglyph = ui_create_glyph(width, height, cursor); |
886 |
maskglyph = ui_create_glyph(width, height, mask); |
887 |
|
888 |
xcursor = |
889 |
XCreatePixmapCursor(display, (Pixmap) cursorglyph, |
890 |
(Pixmap) maskglyph, &fg, &bg, x, y); |
891 |
|
892 |
ui_destroy_glyph(maskglyph); |
893 |
ui_destroy_glyph(cursorglyph); |
894 |
xfree(mask); |
895 |
xfree(cursor); |
896 |
return (HCURSOR) xcursor; |
897 |
} |
898 |
|
899 |
void |
900 |
ui_set_cursor(HCURSOR cursor) |
901 |
{ |
902 |
current_cursor = (Cursor) cursor; |
903 |
XDefineCursor(display, wnd, current_cursor); |
904 |
} |
905 |
|
906 |
void |
907 |
ui_destroy_cursor(HCURSOR cursor) |
908 |
{ |
909 |
XFreeCursor(display, (Cursor) cursor); |
910 |
} |
911 |
|
912 |
#define MAKE_XCOLOR(xc,c) \ |
913 |
(xc)->red = ((c)->red << 8) | (c)->red; \ |
914 |
(xc)->green = ((c)->green << 8) | (c)->green; \ |
915 |
(xc)->blue = ((c)->blue << 8) | (c)->blue; \ |
916 |
(xc)->flags = DoRed | DoGreen | DoBlue; |
917 |
|
918 |
|
919 |
HCOLOURMAP |
920 |
ui_create_colourmap(COLOURMAP * colours) |
921 |
{ |
922 |
COLOURENTRY *entry; |
923 |
int i, ncolours = colours->ncolours; |
924 |
if (!owncolmap) |
925 |
{ |
926 |
uint32 *map = xmalloc(sizeof(*colmap) * ncolours); |
927 |
XColor xentry; |
928 |
XColor xc_cache[256]; |
929 |
uint32 colour; |
930 |
int colLookup = 256; |
931 |
for (i = 0; i < ncolours; i++) |
932 |
{ |
933 |
entry = &colours->colours[i]; |
934 |
MAKE_XCOLOR(&xentry, entry); |
935 |
|
936 |
if (XAllocColor(display, xcolmap, &xentry) == 0) |
937 |
{ |
938 |
/* Allocation failed, find closest match. */ |
939 |
int j = 256; |
940 |
int nMinDist = 3 * 256 * 256; |
941 |
long nDist = nMinDist; |
942 |
|
943 |
/* only get the colors once */ |
944 |
while (colLookup--) |
945 |
{ |
946 |
xc_cache[colLookup].pixel = colLookup; |
947 |
xc_cache[colLookup].red = xc_cache[colLookup].green = |
948 |
xc_cache[colLookup].blue = 0; |
949 |
xc_cache[colLookup].flags = 0; |
950 |
XQueryColor(display, |
951 |
DefaultColormap(display, |
952 |
DefaultScreen(display)), |
953 |
&xc_cache[colLookup]); |
954 |
} |
955 |
colLookup = 0; |
956 |
|
957 |
/* approximate the pixel */ |
958 |
while (j--) |
959 |
{ |
960 |
if (xc_cache[j].flags) |
961 |
{ |
962 |
nDist = ((long) (xc_cache[j].red >> 8) - |
963 |
(long) (xentry.red >> 8)) * |
964 |
((long) (xc_cache[j].red >> 8) - |
965 |
(long) (xentry.red >> 8)) + |
966 |
((long) (xc_cache[j].green >> 8) - |
967 |
(long) (xentry.green >> 8)) * |
968 |
((long) (xc_cache[j].green >> 8) - |
969 |
(long) (xentry.green >> 8)) + |
970 |
((long) (xc_cache[j].blue >> 8) - |
971 |
(long) (xentry.blue >> 8)) * |
972 |
((long) (xc_cache[j].blue >> 8) - |
973 |
(long) (xentry.blue >> 8)); |
974 |
} |
975 |
if (nDist < nMinDist) |
976 |
{ |
977 |
nMinDist = nDist; |
978 |
xentry.pixel = j; |
979 |
} |
980 |
} |
981 |
} |
982 |
colour = xentry.pixel; |
983 |
|
984 |
/* update our cache */ |
985 |
if (xentry.pixel < 256) |
986 |
{ |
987 |
xc_cache[xentry.pixel].red = xentry.red; |
988 |
xc_cache[xentry.pixel].green = xentry.green; |
989 |
xc_cache[xentry.pixel].blue = xentry.blue; |
990 |
|
991 |
} |
992 |
|
993 |
|
994 |
/* byte swap here to make translate_image faster */ |
995 |
map[i] = translate_colour(colour); |
996 |
} |
997 |
return map; |
998 |
} |
999 |
else |
1000 |
{ |
1001 |
XColor *xcolours, *xentry; |
1002 |
Colormap map; |
1003 |
|
1004 |
xcolours = xmalloc(sizeof(XColor) * ncolours); |
1005 |
for (i = 0; i < ncolours; i++) |
1006 |
{ |
1007 |
entry = &colours->colours[i]; |
1008 |
xentry = &xcolours[i]; |
1009 |
xentry->pixel = i; |
1010 |
MAKE_XCOLOR(xentry, entry); |
1011 |
} |
1012 |
|
1013 |
map = XCreateColormap(display, wnd, visual, AllocAll); |
1014 |
XStoreColors(display, map, xcolours, ncolours); |
1015 |
|
1016 |
xfree(xcolours); |
1017 |
return (HCOLOURMAP) map; |
1018 |
} |
1019 |
} |
1020 |
|
1021 |
void |
1022 |
ui_destroy_colourmap(HCOLOURMAP map) |
1023 |
{ |
1024 |
if (!owncolmap) |
1025 |
xfree(map); |
1026 |
else |
1027 |
XFreeColormap(display, (Colormap) map); |
1028 |
} |
1029 |
|
1030 |
void |
1031 |
ui_set_colourmap(HCOLOURMAP map) |
1032 |
{ |
1033 |
if (!owncolmap) |
1034 |
colmap = map; |
1035 |
else |
1036 |
XSetWindowColormap(display, wnd, (Colormap) map); |
1037 |
} |
1038 |
|
1039 |
void |
1040 |
ui_set_clip(int x, int y, int cx, int cy) |
1041 |
{ |
1042 |
XRectangle rect; |
1043 |
|
1044 |
rect.x = x; |
1045 |
rect.y = y; |
1046 |
rect.width = cx; |
1047 |
rect.height = cy; |
1048 |
XSetClipRectangles(display, gc, 0, 0, &rect, 1, YXBanded); |
1049 |
} |
1050 |
|
1051 |
void |
1052 |
ui_reset_clip(void) |
1053 |
{ |
1054 |
XRectangle rect; |
1055 |
|
1056 |
rect.x = 0; |
1057 |
rect.y = 0; |
1058 |
rect.width = width; |
1059 |
rect.height = height; |
1060 |
XSetClipRectangles(display, gc, 0, 0, &rect, 1, YXBanded); |
1061 |
} |
1062 |
|
1063 |
void |
1064 |
ui_bell(void) |
1065 |
{ |
1066 |
XBell(display, 0); |
1067 |
} |
1068 |
|
1069 |
void |
1070 |
ui_destblt(uint8 opcode, |
1071 |
/* dest */ int x, int y, int cx, int cy) |
1072 |
{ |
1073 |
SET_FUNCTION(opcode); |
1074 |
FILL_RECTANGLE(x, y, cx, cy); |
1075 |
RESET_FUNCTION(opcode); |
1076 |
} |
1077 |
|
1078 |
void |
1079 |
ui_patblt(uint8 opcode, |
1080 |
/* dest */ int x, int y, int cx, int cy, |
1081 |
/* brush */ BRUSH * brush, int bgcolour, int fgcolour) |
1082 |
{ |
1083 |
Pixmap fill; |
1084 |
uint8 i, ipattern[8]; |
1085 |
|
1086 |
SET_FUNCTION(opcode); |
1087 |
|
1088 |
switch (brush->style) |
1089 |
{ |
1090 |
case 0: /* Solid */ |
1091 |
SET_FOREGROUND(fgcolour); |
1092 |
FILL_RECTANGLE(x, y, cx, cy); |
1093 |
break; |
1094 |
|
1095 |
case 3: /* Pattern */ |
1096 |
for (i = 0; i != 8; i++) |
1097 |
ipattern[7 - i] = brush->pattern[i]; |
1098 |
fill = (Pixmap) ui_create_glyph(8, 8, ipattern); |
1099 |
|
1100 |
SET_FOREGROUND(bgcolour); |
1101 |
SET_BACKGROUND(fgcolour); |
1102 |
XSetFillStyle(display, gc, FillOpaqueStippled); |
1103 |
XSetStipple(display, gc, fill); |
1104 |
XSetTSOrigin(display, gc, brush->xorigin, brush->yorigin); |
1105 |
|
1106 |
FILL_RECTANGLE(x, y, cx, cy); |
1107 |
|
1108 |
XSetFillStyle(display, gc, FillSolid); |
1109 |
XSetTSOrigin(display, gc, 0, 0); |
1110 |
ui_destroy_glyph((HGLYPH) fill); |
1111 |
break; |
1112 |
|
1113 |
default: |
1114 |
unimpl("brush %d\n", brush->style); |
1115 |
} |
1116 |
|
1117 |
RESET_FUNCTION(opcode); |
1118 |
} |
1119 |
|
1120 |
void |
1121 |
ui_screenblt(uint8 opcode, |
1122 |
/* dest */ int x, int y, int cx, int cy, |
1123 |
/* src */ int srcx, int srcy) |
1124 |
{ |
1125 |
SET_FUNCTION(opcode); |
1126 |
XCopyArea(display, wnd, wnd, gc, srcx, srcy, cx, cy, x, y); |
1127 |
if (ownbackstore) |
1128 |
XCopyArea(display, backstore, backstore, gc, srcx, srcy, cx, cy, x, y); |
1129 |
RESET_FUNCTION(opcode); |
1130 |
} |
1131 |
|
1132 |
void |
1133 |
ui_memblt(uint8 opcode, |
1134 |
/* dest */ int x, int y, int cx, int cy, |
1135 |
/* src */ HBITMAP src, int srcx, int srcy) |
1136 |
{ |
1137 |
SET_FUNCTION(opcode); |
1138 |
XCopyArea(display, (Pixmap) src, wnd, gc, srcx, srcy, cx, cy, x, y); |
1139 |
if (ownbackstore) |
1140 |
XCopyArea(display, (Pixmap) src, backstore, gc, srcx, srcy, cx, cy, x, y); |
1141 |
RESET_FUNCTION(opcode); |
1142 |
} |
1143 |
|
1144 |
void |
1145 |
ui_triblt(uint8 opcode, |
1146 |
/* dest */ int x, int y, int cx, int cy, |
1147 |
/* src */ HBITMAP src, int srcx, int srcy, |
1148 |
/* brush */ BRUSH * brush, int bgcolour, int fgcolour) |
1149 |
{ |
1150 |
/* This is potentially difficult to do in general. Until someone |
1151 |
comes up with a more efficient way of doing it I am using cases. */ |
1152 |
|
1153 |
switch (opcode) |
1154 |
{ |
1155 |
case 0x69: /* PDSxxn */ |
1156 |
ui_memblt(ROP2_XOR, x, y, cx, cy, src, srcx, srcy); |
1157 |
ui_patblt(ROP2_NXOR, x, y, cx, cy, brush, bgcolour, fgcolour); |
1158 |
break; |
1159 |
|
1160 |
case 0xb8: /* PSDPxax */ |
1161 |
ui_patblt(ROP2_XOR, x, y, cx, cy, brush, bgcolour, fgcolour); |
1162 |
ui_memblt(ROP2_AND, x, y, cx, cy, src, srcx, srcy); |
1163 |
ui_patblt(ROP2_XOR, x, y, cx, cy, brush, bgcolour, fgcolour); |
1164 |
break; |
1165 |
|
1166 |
case 0xc0: /* PSa */ |
1167 |
ui_memblt(ROP2_COPY, x, y, cx, cy, src, srcx, srcy); |
1168 |
ui_patblt(ROP2_AND, x, y, cx, cy, brush, bgcolour, fgcolour); |
1169 |
break; |
1170 |
|
1171 |
default: |
1172 |
unimpl("triblt 0x%x\n", opcode); |
1173 |
ui_memblt(ROP2_COPY, x, y, cx, cy, src, srcx, srcy); |
1174 |
} |
1175 |
} |
1176 |
|
1177 |
void |
1178 |
ui_line(uint8 opcode, |
1179 |
/* dest */ int startx, int starty, int endx, int endy, |
1180 |
/* pen */ PEN * pen) |
1181 |
{ |
1182 |
SET_FUNCTION(opcode); |
1183 |
SET_FOREGROUND(pen->colour); |
1184 |
XDrawLine(display, wnd, gc, startx, starty, endx, endy); |
1185 |
if (ownbackstore) |
1186 |
XDrawLine(display, backstore, gc, startx, starty, endx, endy); |
1187 |
RESET_FUNCTION(opcode); |
1188 |
} |
1189 |
|
1190 |
void |
1191 |
ui_rect( |
1192 |
/* dest */ int x, int y, int cx, int cy, |
1193 |
/* brush */ int colour) |
1194 |
{ |
1195 |
SET_FOREGROUND(colour); |
1196 |
FILL_RECTANGLE(x, y, cx, cy); |
1197 |
} |
1198 |
|
1199 |
/* warning, this function only draws on wnd or backstore, not both */ |
1200 |
void |
1201 |
ui_draw_glyph(int mixmode, |
1202 |
/* dest */ int x, int y, int cx, int cy, |
1203 |
/* src */ HGLYPH glyph, int srcx, int srcy, |
1204 |
int bgcolour, int fgcolour) |
1205 |
{ |
1206 |
SET_FOREGROUND(fgcolour); |
1207 |
SET_BACKGROUND(bgcolour); |
1208 |
|
1209 |
XSetFillStyle(display, gc, |
1210 |
(mixmode == MIX_TRANSPARENT) ? FillStippled : FillOpaqueStippled); |
1211 |
XSetStipple(display, gc, (Pixmap) glyph); |
1212 |
XSetTSOrigin(display, gc, x, y); |
1213 |
|
1214 |
FILL_RECTANGLE_BACKSTORE(x, y, cx, cy); |
1215 |
|
1216 |
XSetFillStyle(display, gc, FillSolid); |
1217 |
} |
1218 |
|
1219 |
#define DO_GLYPH(ttext,idx) \ |
1220 |
{\ |
1221 |
glyph = cache_get_font (font, ttext[idx]);\ |
1222 |
if (!(flags & TEXT2_IMPLICIT_X))\ |
1223 |
{\ |
1224 |
xyoffset = ttext[++idx];\ |
1225 |
if ((xyoffset & 0x80))\ |
1226 |
{\ |
1227 |
if (flags & TEXT2_VERTICAL) \ |
1228 |
y += ttext[idx+1] | (ttext[idx+2] << 8);\ |
1229 |
else\ |
1230 |
x += ttext[idx+1] | (ttext[idx+2] << 8);\ |
1231 |
idx += 2;\ |
1232 |
}\ |
1233 |
else\ |
1234 |
{\ |
1235 |
if (flags & TEXT2_VERTICAL) \ |
1236 |
y += xyoffset;\ |
1237 |
else\ |
1238 |
x += xyoffset;\ |
1239 |
}\ |
1240 |
}\ |
1241 |
if (glyph != NULL)\ |
1242 |
{\ |
1243 |
ui_draw_glyph (mixmode, x + glyph->offset,\ |
1244 |
y + glyph->baseline,\ |
1245 |
glyph->width, glyph->height,\ |
1246 |
glyph->pixmap, 0, 0, bgcolour, fgcolour);\ |
1247 |
if (flags & TEXT2_IMPLICIT_X)\ |
1248 |
x += glyph->width;\ |
1249 |
}\ |
1250 |
} |
1251 |
|
1252 |
void |
1253 |
ui_draw_text(uint8 font, uint8 flags, int mixmode, int x, int y, |
1254 |
int clipx, int clipy, int clipcx, int clipcy, |
1255 |
int boxx, int boxy, int boxcx, int boxcy, int bgcolour, |
1256 |
int fgcolour, uint8 * text, uint8 length) |
1257 |
{ |
1258 |
FONTGLYPH *glyph; |
1259 |
int i, j, xyoffset; |
1260 |
DATABLOB *entry; |
1261 |
|
1262 |
SET_FOREGROUND(bgcolour); |
1263 |
|
1264 |
if (boxcx > 1) |
1265 |
{ |
1266 |
FILL_RECTANGLE_BACKSTORE(boxx, boxy, boxcx, boxcy); |
1267 |
} |
1268 |
else if (mixmode == MIX_OPAQUE) |
1269 |
{ |
1270 |
FILL_RECTANGLE_BACKSTORE(clipx, clipy, clipcx, clipcy); |
1271 |
} |
1272 |
|
1273 |
/* Paint text, character by character */ |
1274 |
for (i = 0; i < length;) |
1275 |
{ |
1276 |
switch (text[i]) |
1277 |
{ |
1278 |
case 0xff: |
1279 |
if (i + 2 < length) |
1280 |
cache_put_text(text[i + 1], text, text[i + 2]); |
1281 |
else |
1282 |
{ |
1283 |
error("this shouldn't be happening\n"); |
1284 |
exit(1); |
1285 |
} |
1286 |
/* this will move pointer from start to first character after FF command */ |
1287 |
length -= i + 3; |
1288 |
text = &(text[i + 3]); |
1289 |
i = 0; |
1290 |
break; |
1291 |
|
1292 |
case 0xfe: |
1293 |
entry = cache_get_text(text[i + 1]); |
1294 |
if (entry != NULL) |
1295 |
{ |
1296 |
if ((((uint8 *) (entry->data))[1] == |
1297 |
0) && (!(flags & TEXT2_IMPLICIT_X))) |
1298 |
{ |
1299 |
if (flags & TEXT2_VERTICAL) |
1300 |
y += text[i + 2]; |
1301 |
else |
1302 |
x += text[i + 2]; |
1303 |
} |
1304 |
for (j = 0; j < entry->size; j++) |
1305 |
DO_GLYPH(((uint8 *) (entry->data)), j); |
1306 |
} |
1307 |
if (i + 2 < length) |
1308 |
i += 3; |
1309 |
else |
1310 |
i += 2; |
1311 |
length -= i; |
1312 |
/* this will move pointer from start to first character after FE command */ |
1313 |
text = &(text[i]); |
1314 |
i = 0; |
1315 |
break; |
1316 |
|
1317 |
default: |
1318 |
DO_GLYPH(text, i); |
1319 |
i++; |
1320 |
break; |
1321 |
} |
1322 |
} |
1323 |
if (ownbackstore) |
1324 |
{ |
1325 |
if (boxcx > 1) |
1326 |
XCopyArea(display, backstore, wnd, gc, boxx, |
1327 |
boxy, boxcx, boxcy, boxx, boxy); |
1328 |
else |
1329 |
XCopyArea(display, backstore, wnd, gc, clipx, |
1330 |
clipy, clipcx, clipcy, clipx, clipy); |
1331 |
} |
1332 |
} |
1333 |
|
1334 |
void |
1335 |
ui_desktop_save(uint32 offset, int x, int y, int cx, int cy) |
1336 |
{ |
1337 |
Pixmap pix; |
1338 |
XImage *image; |
1339 |
|
1340 |
if (ownbackstore) |
1341 |
{ |
1342 |
image = XGetImage(display, backstore, x, y, cx, cy, AllPlanes, ZPixmap); |
1343 |
} |
1344 |
else |
1345 |
{ |
1346 |
pix = XCreatePixmap(display, wnd, cx, cy, depth); |
1347 |
XCopyArea(display, wnd, pix, gc, x, y, cx, cy, 0, 0); |
1348 |
image = XGetImage(display, pix, 0, 0, cx, cy, AllPlanes, ZPixmap); |
1349 |
XFreePixmap(display, pix); |
1350 |
} |
1351 |
|
1352 |
offset *= bpp / 8; |
1353 |
cache_put_desktop(offset, cx, cy, image->bytes_per_line, bpp / 8, (uint8 *) image->data); |
1354 |
|
1355 |
XDestroyImage(image); |
1356 |
} |
1357 |
|
1358 |
void |
1359 |
ui_desktop_restore(uint32 offset, int x, int y, int cx, int cy) |
1360 |
{ |
1361 |
XImage *image; |
1362 |
uint8 *data; |
1363 |
|
1364 |
offset *= bpp / 8; |
1365 |
data = cache_get_desktop(offset, cx, cy, bpp / 8); |
1366 |
if (data == NULL) |
1367 |
return; |
1368 |
|
1369 |
image = XCreateImage(display, visual, depth, ZPixmap, 0, |
1370 |
(char *) data, cx, cy, BitmapPad(display), cx * bpp / 8); |
1371 |
|
1372 |
if (ownbackstore) |
1373 |
{ |
1374 |
XPutImage(display, backstore, gc, image, 0, 0, x, y, cx, cy); |
1375 |
XCopyArea(display, backstore, wnd, gc, x, y, cx, cy, x, y); |
1376 |
} |
1377 |
else |
1378 |
{ |
1379 |
XPutImage(display, wnd, gc, image, 0, 0, x, y, cx, cy); |
1380 |
} |
1381 |
|
1382 |
XFree(image); |
1383 |
} |