57 |
/* endianness */ |
/* endianness */ |
58 |
static BOOL g_host_be; |
static BOOL g_host_be; |
59 |
static BOOL g_xserver_be; |
static BOOL g_xserver_be; |
60 |
static BOOL g_xserver_bgr; |
static int g_red_shift_r, g_blue_shift_r, g_green_shift_r; |
61 |
|
static int g_red_shift_l, g_blue_shift_l, g_green_shift_l; |
62 |
|
|
63 |
/* software backing store */ |
/* software backing store */ |
64 |
static BOOL g_ownbackstore; |
static BOOL g_ownbackstore; |
114 |
static Colormap g_xcolmap; |
static Colormap g_xcolmap; |
115 |
static uint32 *g_colmap = NULL; |
static uint32 *g_colmap = NULL; |
116 |
|
|
117 |
#define TRANSLATE(col) ( g_server_bpp != 8 ? translate_colour(col) : g_owncolmap ? col : translate_colour(g_colmap[col]) ) |
#define TRANSLATE(col) ( g_server_bpp != 8 ? translate_colour(col) : g_owncolmap ? col : g_colmap[col] ) |
118 |
#define SET_FOREGROUND(col) XSetForeground(g_display, g_gc, TRANSLATE(col)); |
#define SET_FOREGROUND(col) XSetForeground(g_display, g_gc, TRANSLATE(col)); |
119 |
#define SET_BACKGROUND(col) XSetBackground(g_display, g_gc, TRANSLATE(col)); |
#define SET_BACKGROUND(col) XSetBackground(g_display, g_gc, TRANSLATE(col)); |
120 |
|
|
199 |
} |
} |
200 |
|
|
201 |
static uint32 |
static uint32 |
202 |
make_colour16(PixelColour pc) |
make_colour(PixelColour pc) |
203 |
{ |
{ |
204 |
pc.red = (pc.red * 0x1f) / 0xff; |
return (((pc.red >> g_red_shift_r) << g_red_shift_l) |
205 |
pc.green = (pc.green * 0x3f) / 0xff; |
| ((pc.green >> g_green_shift_r) << g_green_shift_l) |
206 |
pc.blue = (pc.blue * 0x1f) / 0xff; |
| ((pc.blue >> g_blue_shift_r) << g_blue_shift_l)); |
|
if (g_xserver_bgr) |
|
|
return (pc.blue << 11) | (pc.green << 5) | pc.red; |
|
|
else |
|
|
return (pc.red << 11) | (pc.green << 5) | pc.blue; |
|
|
|
|
|
} |
|
|
|
|
|
static uint32 |
|
|
make_colour24(PixelColour pc) |
|
|
{ |
|
|
if (g_xserver_bgr) |
|
|
return (pc.blue << 16) | (pc.green << 8) | pc.red; |
|
|
else |
|
|
return (pc.red << 16) | (pc.green << 8) | pc.blue; |
|
|
} |
|
|
|
|
|
static uint32 |
|
|
make_colour32(PixelColour pc) |
|
|
{ |
|
|
if (g_xserver_bgr) |
|
|
return (pc.blue << 16) | (pc.green << 8) | pc.red; |
|
|
else |
|
|
return (pc.red << 16) | (pc.green << 8) | pc.blue; |
|
207 |
} |
} |
208 |
|
|
209 |
#define BSWAP16(x) { x = (((x & 0xff) << 8) | (x >> 8)); } |
#define BSWAP16(x) { x = (((x & 0xff) << 8) | (x >> 8)); } |
210 |
#define BSWAP24(x) { x = (((x & 0xff) << 16) | (x >> 16) | ((x >> 8) & 0xff00)); } |
#define BSWAP24(x) { x = (((x & 0xff) << 16) | (x >> 16) | (x & 0xff00)); } |
211 |
#define BSWAP32(x) { x = (((x & 0xff00ff) << 8) | ((x >> 8) & 0xff00ff)); \ |
#define BSWAP32(x) { x = (((x & 0xff00ff) << 8) | ((x >> 8) & 0xff00ff)); \ |
212 |
x = (x << 16) | (x >> 16); } |
x = (x << 16) | (x >> 16); } |
213 |
|
|
214 |
static uint32 |
static uint32 |
215 |
translate_colour(uint32 colour) |
translate_colour(uint32 colour) |
216 |
{ |
{ |
217 |
|
PixelColour pc; |
218 |
switch (g_server_bpp) |
switch (g_server_bpp) |
219 |
{ |
{ |
220 |
case 15: |
case 15: |
221 |
switch (g_bpp) |
pc = split_colour15(colour); |
|
{ |
|
|
case 16: |
|
|
colour = make_colour16(split_colour15(colour)); |
|
|
break; |
|
|
case 24: |
|
|
colour = make_colour24(split_colour15(colour)); |
|
|
break; |
|
|
case 32: |
|
|
colour = make_colour32(split_colour15(colour)); |
|
|
break; |
|
|
} |
|
222 |
break; |
break; |
223 |
case 16: |
case 16: |
224 |
switch (g_bpp) |
pc = split_colour16(colour); |
|
{ |
|
|
case 16: |
|
|
break; |
|
|
case 24: |
|
|
colour = make_colour24(split_colour16(colour)); |
|
|
break; |
|
|
case 32: |
|
|
colour = make_colour32(split_colour16(colour)); |
|
|
break; |
|
|
} |
|
225 |
break; |
break; |
226 |
case 24: |
case 24: |
227 |
switch (g_bpp) |
pc = split_colour24(colour); |
|
{ |
|
|
case 16: |
|
|
colour = make_colour16(split_colour24(colour)); |
|
|
break; |
|
|
case 24: |
|
|
colour = make_colour24(split_colour24(colour)); |
|
|
break; |
|
|
case 32: |
|
|
colour = make_colour32(split_colour24(colour)); |
|
|
break; |
|
|
} |
|
228 |
break; |
break; |
229 |
} |
} |
230 |
return colour; |
return make_colour(pc); |
231 |
} |
} |
232 |
|
|
233 |
static void |
static void |
245 |
while (out < end) |
while (out < end) |
246 |
{ |
{ |
247 |
value = (uint16) g_colmap[*(data++)]; |
value = (uint16) g_colmap[*(data++)]; |
248 |
|
|
249 |
if (g_xserver_be) |
if (g_xserver_be) |
250 |
{ |
{ |
251 |
*(out++) = value >> 8; |
*(out++) = value >> 8; |
268 |
while (out < end) |
while (out < end) |
269 |
{ |
{ |
270 |
value = g_colmap[*(data++)]; |
value = g_colmap[*(data++)]; |
271 |
|
|
272 |
if (g_xserver_be) |
if (g_xserver_be) |
273 |
{ |
{ |
274 |
*(out++) = value >> 16; |
*(out++) = value >> 16; |
327 |
BSWAP16(pixel); |
BSWAP16(pixel); |
328 |
} |
} |
329 |
|
|
330 |
value = make_colour16(split_colour15(pixel)); |
value = make_colour(split_colour15(pixel)); |
331 |
|
|
332 |
if (g_xserver_be) |
if (g_xserver_be) |
333 |
{ |
{ |
357 |
BSWAP16(pixel); |
BSWAP16(pixel); |
358 |
} |
} |
359 |
|
|
360 |
value = make_colour24(split_colour15(pixel)); |
value = make_colour(split_colour15(pixel)); |
361 |
if (g_xserver_be) |
if (g_xserver_be) |
362 |
{ |
{ |
363 |
*(out++) = value >> 16; |
*(out++) = value >> 16; |
388 |
BSWAP16(pixel); |
BSWAP16(pixel); |
389 |
} |
} |
390 |
|
|
391 |
value = make_colour32(split_colour15(pixel)); |
value = make_colour(split_colour15(pixel)); |
392 |
|
|
393 |
if (g_xserver_be) |
if (g_xserver_be) |
394 |
{ |
{ |
408 |
} |
} |
409 |
|
|
410 |
static void |
static void |
411 |
translate16to16(uint16 * data, uint16 * out, uint16 * end) |
translate16to16(uint16 * data, uint8 * out, uint8 * end) |
412 |
{ |
{ |
413 |
|
uint16 pixel; |
414 |
uint16 value; |
uint16 value; |
415 |
|
|
416 |
if (g_xserver_be) |
while (out < end) |
417 |
{ |
{ |
418 |
while (out < end) |
pixel = *(data++); |
419 |
|
|
420 |
|
if (g_host_be) |
421 |
{ |
{ |
422 |
value = *data; |
BSWAP16(pixel); |
|
BSWAP16(value); |
|
|
*out = value; |
|
|
data++; |
|
|
out++; |
|
423 |
} |
} |
424 |
|
|
425 |
} |
value = make_colour(split_colour16(pixel)); |
426 |
else |
|
427 |
{ |
if (g_xserver_be) |
428 |
while (out < end) |
{ |
429 |
|
*(out++) = value >> 8; |
430 |
|
*(out++) = value; |
431 |
|
} |
432 |
|
else |
433 |
{ |
{ |
434 |
*out = *data; |
*(out++) = value; |
435 |
out++; |
*(out++) = value >> 8; |
|
data++; |
|
436 |
} |
} |
437 |
} |
} |
438 |
} |
} |
439 |
|
|
|
|
|
440 |
static void |
static void |
441 |
translate16to24(uint16 * data, uint8 * out, uint8 * end) |
translate16to24(uint16 * data, uint8 * out, uint8 * end) |
442 |
{ |
{ |
452 |
BSWAP16(pixel); |
BSWAP16(pixel); |
453 |
} |
} |
454 |
|
|
455 |
value = make_colour24(split_colour16(pixel)); |
value = make_colour(split_colour16(pixel)); |
456 |
|
|
457 |
if (g_xserver_be) |
if (g_xserver_be) |
458 |
{ |
{ |
481 |
|
|
482 |
if (g_host_be) |
if (g_host_be) |
483 |
{ |
{ |
484 |
BSWAP16(pixel)} |
BSWAP16(pixel); |
485 |
|
} |
486 |
|
|
487 |
value = make_colour32(split_colour16(pixel)); |
value = make_colour(split_colour16(pixel)); |
488 |
|
|
489 |
if (g_xserver_be) |
if (g_xserver_be) |
490 |
{ |
{ |
514 |
pixel |= *(data++) << 8; |
pixel |= *(data++) << 8; |
515 |
pixel |= *(data++); |
pixel |= *(data++); |
516 |
|
|
517 |
value = (uint16) make_colour16(split_colour24(pixel)); |
value = (uint16) make_colour(split_colour24(pixel)); |
518 |
|
|
519 |
if (g_xserver_be) |
if (g_xserver_be) |
520 |
{ |
{ |
532 |
static void |
static void |
533 |
translate24to24(uint8 * data, uint8 * out, uint8 * end) |
translate24to24(uint8 * data, uint8 * out, uint8 * end) |
534 |
{ |
{ |
535 |
|
uint32 pixel; |
536 |
|
uint32 value; |
537 |
|
|
538 |
while (out < end) |
while (out < end) |
539 |
{ |
{ |
540 |
*(out++) = (*(data++)); |
pixel = *(data++) << 16; |
541 |
|
pixel |= *(data++) << 8; |
542 |
|
pixel |= *(data++); |
543 |
|
|
544 |
|
value = make_colour(split_colour24(pixel)); |
545 |
|
|
546 |
|
if (g_xserver_be) |
547 |
|
{ |
548 |
|
*(out++) = value >> 16; |
549 |
|
*(out++) = value >> 8; |
550 |
|
*(out++) = value; |
551 |
|
} |
552 |
|
else |
553 |
|
{ |
554 |
|
*(out++) = value; |
555 |
|
*(out++) = value >> 8; |
556 |
|
*(out++) = value >> 16; |
557 |
|
} |
558 |
} |
} |
559 |
} |
} |
560 |
|
|
561 |
static void |
static void |
562 |
translate24to32(uint8 * data, uint8 * out, uint8 * end) |
translate24to32(uint8 * data, uint8 * out, uint8 * end) |
563 |
{ |
{ |
564 |
|
uint32 pixel; |
565 |
|
uint32 value; |
566 |
|
|
567 |
while (out < end) |
while (out < end) |
568 |
{ |
{ |
569 |
|
pixel = *(data++) << 16; |
570 |
|
pixel |= *(data++) << 8; |
571 |
|
pixel |= *(data++); |
572 |
|
|
573 |
|
value = make_colour(split_colour24(pixel)); |
574 |
|
|
575 |
if (g_xserver_be) |
if (g_xserver_be) |
576 |
{ |
{ |
577 |
*(out++) = 0x00; |
*(out++) = value >> 24; |
578 |
*(out++) = *(data++); |
*(out++) = value >> 16; |
579 |
*(out++) = *(data++); |
*(out++) = value >> 8; |
580 |
*(out++) = *(data++); |
*(out++) = value; |
581 |
} |
} |
582 |
else |
else |
583 |
{ |
{ |
584 |
*(out++) = *(data++); |
*(out++) = value; |
585 |
*(out++) = *(data++); |
*(out++) = value >> 8; |
586 |
*(out++) = *(data++); |
*(out++) = value >> 16; |
587 |
*(out++) = 0x00; |
*(out++) = value >> 24; |
588 |
} |
} |
589 |
} |
} |
590 |
} |
} |
622 |
translate16to24((uint16 *) data, out, end); |
translate16to24((uint16 *) data, out, end); |
623 |
break; |
break; |
624 |
case 16: |
case 16: |
625 |
translate16to16((uint16 *) data, (uint16 *) out, |
translate16to16((uint16 *) data, out, end); |
|
(uint16 *) end); |
|
626 |
break; |
break; |
627 |
} |
} |
628 |
break; |
break; |
686 |
return (state & keysymMask) ? True : False; |
return (state & keysymMask) ? True : False; |
687 |
} |
} |
688 |
|
|
689 |
|
static void |
690 |
|
calculate_shifts(uint32 mask, int *shift_r, int *shift_l) |
691 |
|
{ |
692 |
|
*shift_l = ffs(mask) - 1; |
693 |
|
mask >>= *shift_l; |
694 |
|
*shift_r = 8 - ffs(mask & ~(mask >> 1)); |
695 |
|
} |
696 |
|
|
697 |
BOOL |
BOOL |
698 |
ui_init(void) |
ui_init(void) |
699 |
{ |
{ |
700 |
|
XVisualInfo vi; |
701 |
XPixmapFormatValues *pfm; |
XPixmapFormatValues *pfm; |
702 |
uint16 test; |
uint16 test; |
703 |
int i; |
int i, screen_num; |
704 |
|
|
705 |
g_display = XOpenDisplay(NULL); |
g_display = XOpenDisplay(NULL); |
706 |
if (g_display == NULL) |
if (g_display == NULL) |
709 |
return False; |
return False; |
710 |
} |
} |
711 |
|
|
712 |
|
screen_num = DefaultScreen(g_display); |
713 |
g_x_socket = ConnectionNumber(g_display); |
g_x_socket = ConnectionNumber(g_display); |
714 |
g_screen = DefaultScreenOfDisplay(g_display); |
g_screen = ScreenOfDisplay(g_display, screen_num); |
|
g_visual = DefaultVisualOfScreen(g_screen); |
|
715 |
g_depth = DefaultDepthOfScreen(g_screen); |
g_depth = DefaultDepthOfScreen(g_screen); |
716 |
|
|
717 |
|
if (g_server_bpp == 8) |
718 |
|
{ |
719 |
|
/* we use a colourmap, so any visual should do */ |
720 |
|
g_visual = DefaultVisualOfScreen(g_screen); |
721 |
|
} |
722 |
|
else |
723 |
|
{ |
724 |
|
/* need a truecolour visual */ |
725 |
|
if (!XMatchVisualInfo(g_display, screen_num, g_depth, TrueColor, &vi)) |
726 |
|
{ |
727 |
|
error("The display does not support true colour - high colour support unavailable.\n"); |
728 |
|
return False; |
729 |
|
} |
730 |
|
|
731 |
|
g_visual = vi.visual; |
732 |
|
g_owncolmap = False; |
733 |
|
calculate_shifts(vi.red_mask, &g_red_shift_r, &g_red_shift_l); |
734 |
|
calculate_shifts(vi.blue_mask, &g_blue_shift_r, &g_blue_shift_l); |
735 |
|
calculate_shifts(vi.green_mask, &g_green_shift_r, &g_green_shift_l); |
736 |
|
} |
737 |
|
|
738 |
pfm = XListPixmapFormats(g_display, &i); |
pfm = XListPixmapFormats(g_display, &i); |
739 |
if (pfm != NULL) |
if (pfm != NULL) |
740 |
{ |
{ |
757 |
return False; |
return False; |
758 |
} |
} |
759 |
|
|
|
/* private colour map code only works for 8 bpp */ |
|
|
if (g_owncolmap && (g_bpp > 8)) |
|
|
g_owncolmap = False; |
|
|
|
|
760 |
if (!g_owncolmap) |
if (!g_owncolmap) |
761 |
{ |
{ |
762 |
g_xcolmap = DefaultColormapOfScreen(g_screen); |
g_xcolmap = DefaultColormapOfScreen(g_screen); |
772 |
test = 1; |
test = 1; |
773 |
g_host_be = !(BOOL) (*(uint8 *) (&test)); |
g_host_be = !(BOOL) (*(uint8 *) (&test)); |
774 |
g_xserver_be = (ImageByteOrder(g_display) == MSBFirst); |
g_xserver_be = (ImageByteOrder(g_display) == MSBFirst); |
|
g_xserver_bgr = (g_visual->blue_mask > g_visual->red_mask); |
|
775 |
|
|
776 |
/* |
/* |
777 |
* Determine desktop size |
* Determine desktop size |
851 |
|
|
852 |
#define NULL_POINTER_MASK "\x80" |
#define NULL_POINTER_MASK "\x80" |
853 |
#define NULL_POINTER_DATA "\x0\x0\x0" |
#define NULL_POINTER_DATA "\x0\x0\x0" |
854 |
|
|
855 |
BOOL |
BOOL |
856 |
ui_create_window(void) |
ui_create_window(void) |
857 |
{ |
{ |
946 |
ui_destroy_window(void) |
ui_destroy_window(void) |
947 |
{ |
{ |
948 |
ui_destroy_cursor(g_null_cursor); |
ui_destroy_cursor(g_null_cursor); |
949 |
|
|
950 |
if (g_IC != NULL) |
if (g_IC != NULL) |
951 |
XDestroyIC(g_IC); |
XDestroyIC(g_IC); |
952 |
|
|
1576 |
|
|
1577 |
} |
} |
1578 |
|
|
1579 |
|
map[i] = colour; |
|
/* byte swap here to make translate_image faster */ |
|
|
map[i] = translate_colour(colour); |
|
1580 |
} |
} |
1581 |
return map; |
return map; |
1582 |
} |
} |