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Comparing rxvt-unicode/src/xpm.C (file contents):
Revision 1.33 by root, Mon Feb 20 22:40:35 2006 UTC vs.
Revision 1.45 by ayin, Sat Jun 30 23:58:29 2007 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: xpm.C 2 * File: xpm.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * 4 *
5 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 1997 Carsten Haitzler <raster@zip.com.au> 6 * Copyright (c) 1997 Carsten Haitzler <raster@zip.com.au>
… …
26#include "../config.h" /* NECESSARY */ 26#include "../config.h" /* NECESSARY */
27#include "rxvt.h" /* NECESSARY */ 27#include "rxvt.h" /* NECESSARY */
28 28
29#ifdef XPM_BACKGROUND 29#ifdef XPM_BACKGROUND
30 30
31#ifndef HAVE_AFTERIMAGE
32/*
33 * search for FILE in the current working directory, and within the
34 * colon-delimited PATHLIST, adding the file extension EXT if required.
35 *
36 * FILE is either semi-colon or zero terminated
37 */
38static char *
39rxvt_File_search_path (const char *pathlist, const char *file, const char *ext)
40{
41 int maxpath, len;
42 const char *p, *path;
43 char name[256];
44
45 if (!access (file, R_OK)) /* found (plain name) in current directory */
46 return strdup (file);
47
48 /* semi-colon delimited */
49 if ((p = strchr (file, ';')))
50 len = (p - file);
51 else
52 len = strlen (file);
53
54 /* leave room for an extra '/' and trailing '\0' */
55 maxpath = sizeof (name) - (len + (ext ? strlen (ext) : 0) + 2);
56 if (maxpath <= 0)
57 return NULL;
58
59 /* check if we can find it now */
60 strncpy (name, file, len);
61 name[len] = '\0';
62
63 if (!access (name, R_OK))
64 return strdup (name);
65 if (ext)
66 {
67 strcat (name, ext);
68 if (!access (name, R_OK))
69 return strdup (name);
70 }
71 for (path = pathlist; path != NULL && *path != '\0'; path = p)
72 {
73 int n;
74
75 /* colon delimited */
76 if ((p = strchr (path, ':')) == NULL)
77 p = strchr (path, '\0');
78
79 n = (p - path);
80 if (*p != '\0')
81 p++;
82
83 if (n > 0 && n <= maxpath)
84 {
85 strncpy (name, path, n);
86 if (name[n - 1] != '/')
87 name[n++] = '/';
88 name[n] = '\0';
89 strncat (name, file, len);
90
91 if (!access (name, R_OK))
92 return strdup (name);
93 if (ext)
94 {
95 strcat (name, ext);
96 if (!access (name, R_OK))
97 return strdup (name);
98 }
99 }
100 }
101 return NULL;
102}
103
104/*
105 * Calculate tiling sizes and increments
106 * At start, p == 0, incr == xpmwidthheight
107 */
108static void
31static void rxvt_pixmap_incr (unsigned int *wh, unsigned int *xy, float *incr, float *p, unsigned int widthheight, unsigned int xpmwidthheight); 109rxvt_pixmap_incr (unsigned int *wh, unsigned int *xy, float *incr, float *p, unsigned int widthheight, unsigned int xpmwidthheight)
110{
111 unsigned int cwh, cxy;
112 float cincr, cp;
113
114 cp = 0;
115 cincr = (float)xpmwidthheight;
116 cxy = *xy;
117 cwh = *wh;
118 if (cwh == 1)
119 { /* display one image, no horizontal/vertical scaling */
120 cincr = (float)widthheight;
121 if (xpmwidthheight <= widthheight)
122 {
123 cwh = xpmwidthheight;
124 cxy = (cxy * (widthheight - cwh)) / 100; /* beware! order */
125 cwh += cxy;
126 }
127 else
128 {
129 cxy = 0;
130 cwh = widthheight;
131 }
132 }
133 else if (cwh < 10)
134 { /* fit WH images across/down screen */
135 cincr *= cwh;
136 cxy = 0;
137 cwh = widthheight;
138 }
139 else
140 {
141 cincr *= 100.0 / cwh;
142 if (cwh < 100)
143 { /* contract */
144 float pos;
145
146 cwh = (cwh * widthheight) / 100;
147 pos = (float)cxy / 100 * widthheight - (cwh / 2);
148
149 cxy = (widthheight - cwh);
150 if (pos <= 0)
151 cxy = 0;
152 else if (pos < cxy)
153 cxy = (int) pos;
154 cwh += cxy;
155 }
156 else
157 { /* expand */
158 if (cxy > 0)
159 { /* position */
160 float pos;
161
162 pos = (float)cxy / 100 * xpmwidthheight - (cincr / 2);
163 cp = xpmwidthheight - cincr;
164 if (pos <= 0)
165 cp = 0;
166 else if (pos < cp)
167 cp = pos;
168 }
169 cxy = 0;
170 cwh = widthheight;
171 }
172 }
173 cincr /= widthheight;
174 *wh = cwh;
175 *xy = cxy;
176 *incr = cincr;
177 *p = cp;
178}
179#endif
32 180
33/* 181/*
34 * These GEOM strings indicate absolute size/position: 182 * These GEOM strings indicate absolute size/position:
35 * @ `WxH+X+Y' 183 * @ `WxH+X+Y'
36 * @ `WxH+X' -> Y = X 184 * @ `WxH+X' -> Y = X
… …
56 int flags, changed = 0; 204 int flags, changed = 0;
57 int x = 0, y = 0; 205 int x = 0, y = 0;
58 unsigned int w = 0, h = 0; 206 unsigned int w = 0, h = 0;
59 unsigned int n; 207 unsigned int n;
60 char *p; 208 char *p;
61 bgPixmap_t *bgpixmap = & (bgPixmap); 209 bgPixmap_t *bgpixmap = &bgPixmap;
62 210
63#define MAXLEN_GEOM sizeof("[10000x10000+10000+10000]") 211#define MAXLEN_GEOM sizeof("[10000x10000+10000+10000]")
64 212
65 if (geom == NULL) 213 if (geom == NULL)
66 return 0; 214 return 0;
… …
78 226
79 if ((p = strchr (geom, ';')) == NULL) 227 if ((p = strchr (geom, ';')) == NULL)
80 p = strchr (geom, '\0'); 228 p = strchr (geom, '\0');
81 229
82 n = (p - geom); 230 n = (p - geom);
83 if (n <= MAXLEN_GEOM) 231 if (n < MAXLEN_GEOM)
84 { 232 {
85 strncpy (str, geom, n); 233 strncpy (str, geom, n);
86 str[n] = '\0'; 234 str[n] = '\0';
87 235
236 if (strcmp(str, "auto") == 0)
237 {
238 if (!bgpixmap->auto_resize)
239 changed++;
240 bgpixmap->auto_resize = True ;
241 w = szHint.width ;
242 h = szHint.height ;
243 flags = WidthValue|HeightValue ;
244 }
245 else
246 {
247 bgpixmap->auto_resize = False ;
88 flags = XParseGeometry (str, &x, &y, &w, &h); 248 flags = XParseGeometry (str, &x, &y, &w, &h);
249 }
89 250
90 if (!flags) 251 if (!flags)
91 { 252 {
92 flags |= WidthValue; 253 flags |= WidthValue;
93 w = 0; 254 w = 0;
… …
169{ 330{
170 XGCValues gcvalue; 331 XGCValues gcvalue;
171 GC gc; 332 GC gc;
172 333
173 if (pixmap != None) 334 if (pixmap != None)
335 {
174 XFreePixmap (dpy, pixmap); 336 XFreePixmap (dpy, pixmap);
337 pixmap = None ;
338 }
175 339
176 if (bgPixmap.pixmap == None) 340 if (bgPixmap.pixmap == None)
177 { /* So be it: I'm not using pixmaps */ 341 { /* So be it: I'm not using pixmaps */
178 pixmap = None; 342 pixmap = None;
179 343
344#ifdef ENABLE_TRANSPARENCY
180 if (!OPTION (Opt_transparent) || !am_transparent) 345 if (!option (Opt_transparent) || !am_transparent)
346#endif
181 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 347 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
182 348
183 return; 349 return;
184 } 350 }
185 351
… …
191 unsigned int w = bgPixmap.w, h = bgPixmap.h, 357 unsigned int w = bgPixmap.w, h = bgPixmap.h,
192 x = bgPixmap.x, y = bgPixmap.y; 358 x = bgPixmap.x, y = bgPixmap.y;
193 unsigned int xpmh = xpmAttr.height, 359 unsigned int xpmh = xpmAttr.height,
194 xpmw = xpmAttr.width; 360 xpmw = xpmAttr.width;
195 361
362 if (bgPixmap.auto_resize)
363 {
364 w = szHint.width ;
365 h = szHint.height ;
366 }
196 /* 367 /*
197 * don't zoom pixmap too much nor expand really small pixmaps 368 * don't zoom pixmap too much nor expand really small pixmaps
198 */ 369 */
199 if (w > 32767 || h > 32767) 370 if (w > 32767 || h > 32767)
200 w = 1; 371 w = 1;
… …
211 XCopyArea (dpy, bgPixmap.pixmap, pixmap, gc, x, 0, xpmw - x, y, 0, xpmh - y); 382 XCopyArea (dpy, bgPixmap.pixmap, pixmap, gc, x, 0, xpmw - x, y, 0, xpmh - y);
212 XCopyArea (dpy, bgPixmap.pixmap, pixmap, gc, 0, y, x, xpmh - y, xpmw - x, 0); 383 XCopyArea (dpy, bgPixmap.pixmap, pixmap, gc, 0, y, x, xpmh - y, xpmw - x, 0);
213 XCopyArea (dpy, bgPixmap.pixmap, pixmap, gc, 0, 0, x, y, xpmw - x, xpmh - y); 384 XCopyArea (dpy, bgPixmap.pixmap, pixmap, gc, 0, 0, x, y, xpmw - x, xpmh - y);
214 } 385 }
215 else 386 else
387#ifdef HAVE_AFTERIMAGE
388#ifdef ENABLE_TRANSPARENCY
389 if (!option(Opt_transparent) || !am_transparent)
390 /* will do that in check_our_parents otherwise */
391#endif
392 {
393 ASImage *scaled_im = scale_asimage( display->asv, original_asim, w, h, ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT );
394 if (scaled_im)
395 {
396 pixmap = asimage2pixmap( display->asv, display->root, scaled_im, gc, True );
397 destroy_asimage( &scaled_im );
398 }
399 }
400#else /* HAVE_AFTERIMAGE */
216 { 401 {
217 float incr, p; 402 float incr, p;
218 Pixmap tmp; 403 Pixmap tmp;
219 404
220 pixmap = XCreatePixmap (dpy, vt, width, height, depth); 405 pixmap = XCreatePixmap (dpy, vt, width, height, depth);
… …
255 XCopyArea (dpy, tmp, pixmap, gc, 0, (int)p, width, 1, 0, (int)y); 440 XCopyArea (dpy, tmp, pixmap, gc, 0, (int)p, width, 1, 0, (int)y);
256 } 441 }
257 442
258 XFreePixmap (dpy, tmp); 443 XFreePixmap (dpy, tmp);
259 } 444 }
445#endif /* HAVE_AFTERIMAGE */
260 } 446 }
261 447
262 XSetWindowBackgroundPixmap (dpy, vt, pixmap); 448 XSetWindowBackgroundPixmap (dpy, vt, pixmap);
263 449
264 XFreeGC (dpy, gc); 450 XFreeGC (dpy, gc);
451#ifdef ENABLE_TRANSPARENCY
265 am_transparent = 0; 452 am_transparent = 0;
266} 453#endif
267
268/*
269 * Calculate tiling sizes and increments
270 * At start, p == 0, incr == xpmwidthheight
271 */
272static void
273rxvt_pixmap_incr (unsigned int *wh, unsigned int *xy, float *incr, float *p, unsigned int widthheight, unsigned int xpmwidthheight)
274{
275 unsigned int cwh, cxy;
276 float cincr, cp;
277
278 cp = 0;
279 cincr = (float)xpmwidthheight;
280 cxy = *xy;
281 cwh = *wh;
282 if (cwh == 1)
283 { /* display one image, no horizontal/vertical scaling */
284 cincr = (float)widthheight;
285 if (xpmwidthheight <= widthheight)
286 {
287 cwh = xpmwidthheight;
288 cxy = (cxy * (widthheight - cwh)) / 100; /* beware! order */
289 cwh += cxy;
290 }
291 else
292 {
293 cxy = 0;
294 cwh = widthheight;
295 }
296 }
297 else if (cwh < 10)
298 { /* fit WH images across/down screen */
299 cincr *= cwh;
300 cxy = 0;
301 cwh = widthheight;
302 }
303 else
304 {
305 cincr *= 100.0 / cwh;
306 if (cwh < 100)
307 { /* contract */
308 float pos;
309
310 cwh = (cwh * widthheight) / 100;
311 pos = (float)cxy / 100 * widthheight - (cwh / 2);
312
313 cxy = (widthheight - cwh);
314 if (pos <= 0)
315 cxy = 0;
316 else if (pos < cxy)
317 cxy = (int) pos;
318 cwh += cxy;
319 }
320 else
321 { /* expand */
322 if (cxy > 0)
323 { /* position */
324 float pos;
325
326 pos = (float)cxy / 100 * xpmwidthheight - (cincr / 2);
327 cp = xpmwidthheight - cincr;
328 if (pos <= 0)
329 cp = 0;
330 else if (pos < cp)
331 cp = pos;
332 }
333 cxy = 0;
334 cwh = widthheight;
335 }
336 }
337 cincr /= widthheight;
338 *wh = cwh;
339 *xy = cxy;
340 *incr = cincr;
341 *p = cp;
342} 454}
343 455
344Pixmap 456Pixmap
345rxvt_term::set_bgPixmap (const char *file) 457rxvt_term::set_bgPixmap (const char *file)
346{ 458{
… …
363 /* 475 /*
364 * we already have the required attributes 476 * we already have the required attributes
365 */ 477 */
366 /* XGetWindowAttributes (dpy, vt, &attr); */ 478 /* XGetWindowAttributes (dpy, vt, &attr); */
367 479
480#ifdef HAVE_AFTERIMAGE
481 if (asimman == NULL)
482 asimman = create_generic_imageman(rs[Rs_path]);
483 if ((f = strchr (file, ';')) == NULL)
484 original_asim = get_asimage( asimman, file, 0xFFFFFFFF, 100 );
485 else
486 {
487 size_t len = f - file;
488 f = (char *)malloc (len + 1);
489 strncpy (f, file, len);
490 f[len] = '\0';
491 original_asim = get_asimage( asimman, f, 0xFFFFFFFF, 100 );
492 free( f );
493 }
494 if (original_asim)
495 {
496 bgPixmap.pixmap = asimage2pixmap( display->asv, display->root, original_asim, NULL, True );
497 xpmAttr.width = original_asim->width ;
498 xpmAttr.height = original_asim->height ;
499 }
500#else /* HAVE_AFTERIMAGE */
368 xpmAttr.closeness = 30000; 501 xpmAttr.closeness = 30000;
369 xpmAttr.colormap = cmap; 502 xpmAttr.colormap = cmap;
370 xpmAttr.visual = visual; 503 xpmAttr.visual = visual;
371 xpmAttr.depth = depth; 504 xpmAttr.depth = depth;
372 xpmAttr.valuemask = (XpmCloseness | XpmColormap | XpmVisual 505 xpmAttr.valuemask = (XpmCloseness | XpmColormap | XpmVisual
373 | XpmDepth | XpmSize | XpmReturnPixels); 506 | XpmDepth | XpmSize | XpmReturnPixels);
374 507
375 /* search environment variables here too */ 508 /* search environment variables here too */
376 f = (char *)rxvt_File_find (file, ".xpm", rs[Rs_path]); 509 f = rxvt_File_search_path (rs[Rs_path], file, ".xpm");
377 if (f == NULL 510 if (f == NULL
378 || XpmReadFileToPixmap (dpy, display->root, f, 511 || XpmReadFileToPixmap (dpy, display->root, f,
379 &bgPixmap.pixmap, NULL, 512 &bgPixmap.pixmap, NULL,
380 &xpmAttr)) 513 &xpmAttr))
381 { 514 {
… …
385 if ((p = strchr (file, ';')) == NULL) 518 if ((p = strchr (file, ';')) == NULL)
386 p = strchr (file, '\0'); 519 p = strchr (file, '\0');
387 520
388 rxvt_warn ("couldn't load XPM file \"%.*s\", ignoring.\n", (p - file), file); 521 rxvt_warn ("couldn't load XPM file \"%.*s\", ignoring.\n", (p - file), file);
389 } 522 }
390
391 free (f); 523 free (f);
524#endif /* HAVE_AFTERIMAGE */
392 } 525 }
393 526
394 resize_pixmap (); 527 resize_pixmap ();
395 return bgPixmap.pixmap; 528 return bgPixmap.pixmap;
396} 529}
397 530
398#endif /* XPM_BACKGROUND */ 531#endif /* XPM_BACKGROUND */
532
533#ifdef ENABLE_TRANSPARENCY
534#if TINTING && !defined(HAVE_AFTERIMAGE)
535/* taken from aterm-0.4.2 */
536
537typedef uint32_t RUINT32T;
538
539static void
540ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm)
541{
542 int sh_r, sh_g, sh_b;
543 RUINT32T mask_r, mask_g, mask_b;
544 RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;
545 unsigned int lower_lim_r, lower_lim_g, lower_lim_b;
546 unsigned int upper_lim_r, upper_lim_g, upper_lim_b;
547 int i;
548
549 Visual *visual = term->visual;
550
551 if( visual->c_class != TrueColor || srcImage->format != ZPixmap ) return ;
552
553 /* for convenience */
554 mask_r = visual->red_mask;
555 mask_g = visual->green_mask;
556 mask_b = visual->blue_mask;
557
558 /* boring lookup table pre-initialization */
559 switch (srcImage->bits_per_pixel) {
560 case 15:
561 if ((mask_r != 0x7c00) ||
562 (mask_g != 0x03e0) ||
563 (mask_b != 0x001f))
564 return;
565 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));
566 lookup_r = lookup;
567 lookup_g = lookup+32;
568 lookup_b = lookup+32+32;
569 sh_r = 10;
570 sh_g = 5;
571 sh_b = 0;
572 break;
573 case 16:
574 if ((mask_r != 0xf800) ||
575 (mask_g != 0x07e0) ||
576 (mask_b != 0x001f))
577 return;
578 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));
579 lookup_r = lookup;
580 lookup_g = lookup+32;
581 lookup_b = lookup+32+64;
582 sh_r = 11;
583 sh_g = 5;
584 sh_b = 0;
585 break;
586 case 24:
587 if ((mask_r != 0xff0000) ||
588 (mask_g != 0x00ff00) ||
589 (mask_b != 0x0000ff))
590 return;
591 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));
592 lookup_r = lookup;
593 lookup_g = lookup+256;
594 lookup_b = lookup+256+256;
595 sh_r = 16;
596 sh_g = 8;
597 sh_b = 0;
598 break;
599 case 32:
600 if ((mask_r != 0xff0000) ||
601 (mask_g != 0x00ff00) ||
602 (mask_b != 0x0000ff))
603 return;
604 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));
605 lookup_r = lookup;
606 lookup_g = lookup+256;
607 lookup_b = lookup+256+256;
608 sh_r = 16;
609 sh_g = 8;
610 sh_b = 0;
611 break;
612 default:
613 return; /* we do not support this color depth */
614 }
615
616 /* prepare limits for color transformation (each channel is handled separately) */
617 if (shade < 0) {
618 shade = -shade;
619 if (shade < 0) shade = 0;
620 if (shade > 100) shade = 100;
621
622 lower_lim_r = 65535-rm;
623 lower_lim_g = 65535-gm;
624 lower_lim_b = 65535-bm;
625
626 lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);
627 lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);
628 lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);
629
630 upper_lim_r = upper_lim_g = upper_lim_b = 65535;
631 } else {
632 if (shade < 0) shade = 0;
633 if (shade > 100) shade = 100;
634
635 lower_lim_r = lower_lim_g = lower_lim_b = 0;
636
637 upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
638 upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
639 upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
640 }
641
642 /* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
643 if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
644 {
645 unsigned int tmp;
646
647 tmp = lower_lim_r;
648 lower_lim_r = lower_lim_b;
649 lower_lim_b = tmp;
650
651 tmp = upper_lim_r;
652 upper_lim_r = upper_lim_b;
653 upper_lim_b = tmp;
654 }
655
656 /* fill our lookup tables */
657 for (i = 0; i <= mask_r>>sh_r; i++)
658 {
659 RUINT32T tmp;
660 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));
661 tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);
662 lookup_r[i] = (tmp/65535)<<sh_r;
663 }
664 for (i = 0; i <= mask_g>>sh_g; i++)
665 {
666 RUINT32T tmp;
667 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));
668 tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);
669 lookup_g[i] = (tmp/65535)<<sh_g;
670 }
671 for (i = 0; i <= mask_b>>sh_b; i++)
672 {
673 RUINT32T tmp;
674 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));
675 tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);
676 lookup_b[i] = (tmp/65535)<<sh_b;
677 }
678
679 /* apply table to input image (replacing colors by newly calculated ones) */
680 switch (srcImage->bits_per_pixel)
681 {
682 case 15:
683 {
684 unsigned short *p1, *pf, *p, *pl;
685 p1 = (unsigned short *) srcImage->data;
686 pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
687 while (p1 < pf)
688 {
689 p = p1;
690 pl = p1 + srcImage->width;
691 for (; p < pl; p++)
692 {
693 *p = lookup_r[(*p & 0x7c00)>>10] |
694 lookup_g[(*p & 0x03e0)>> 5] |
695 lookup_b[(*p & 0x001f)];
696 }
697 p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
698 }
699 break;
700 }
701 case 16:
702 {
703 unsigned short *p1, *pf, *p, *pl;
704 p1 = (unsigned short *) srcImage->data;
705 pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
706 while (p1 < pf)
707 {
708 p = p1;
709 pl = p1 + srcImage->width;
710 for (; p < pl; p++)
711 {
712 *p = lookup_r[(*p & 0xf800)>>11] |
713 lookup_g[(*p & 0x07e0)>> 5] |
714 lookup_b[(*p & 0x001f)];
715 }
716 p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
717 }
718 break;
719 }
720 case 24:
721 {
722 unsigned char *p1, *pf, *p, *pl;
723 p1 = (unsigned char *) srcImage->data;
724 pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
725 while (p1 < pf)
726 {
727 p = p1;
728 pl = p1 + srcImage->width * 3;
729 for (; p < pl; p += 3)
730 {
731 p[0] = lookup_r[(p[0] & 0xff0000)>>16];
732 p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
733 p[2] = lookup_r[(p[2] & 0x0000ff)];
734 }
735 p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
736 }
737 break;
738 }
739 case 32:
740 {
741 RUINT32T *p1, *pf, *p, *pl;
742 p1 = (RUINT32T *) srcImage->data;
743 pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
744
745 while (p1 < pf)
746 {
747 p = p1;
748 pl = p1 + srcImage->width;
749 for (; p < pl; p++)
750 {
751 *p = lookup_r[(*p & 0xff0000)>>16] |
752 lookup_g[(*p & 0x00ff00)>> 8] |
753 lookup_b[(*p & 0x0000ff)] |
754 (*p & ~0xffffff);
755 }
756 p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
757 }
758 break;
759 }
760 }
761
762 free (lookup);
763}
764#endif
765
766/*
767 * Check our parents are still who we think they are.
768 * Do transparency updates if required
769 */
770int
771rxvt_term::check_our_parents ()
772{
773 check_our_parents_ev.stop ();
774 check_our_parents_ev.start (NOW + .1);
775 return 0;
776}
777
778void
779rxvt_term::check_our_parents_cb (time_watcher &w)
780{
781 int i, pchanged, aformat, have_pixmap, rootdepth;
782 unsigned long nitems, bytes_after;
783 Atom atype;
784 unsigned char *prop = NULL;
785 Window root, oldp, *list;
786 Pixmap rootpixmap = None;
787 XWindowAttributes wattr, wrootattr;
788 int sx, sy;
789 Window cr;
790
791 pchanged = 0;
792
793 if (!option (Opt_transparent))
794 return /*pchanged*/; /* Don't try any more */
795
796 XGetWindowAttributes (dpy, display->root, &wrootattr);
797 rootdepth = wrootattr.depth;
798
799 XGetWindowAttributes (dpy, parent[0], &wattr);
800
801 if (rootdepth != wattr.depth)
802 {
803 if (am_transparent)
804 {
805 pchanged = 1;
806 XSetWindowBackground (dpy, vt, pix_colors_focused[Color_bg]);
807 am_transparent = am_pixmap_trans = 0;
808 }
809
810 return /*pchanged*/; /* Don't try any more */
811 }
812
813 /* Get all X ops out of the queue so that our information is up-to-date. */
814 XSync (dpy, False);
815
816 XTranslateCoordinates (dpy, parent[0], display->root,
817 0, 0, &sx, &sy, &cr);
818
819 /* check if we are outside of the visible part of the virtual screen : */
820 if( sx + (int)szHint.width <= 0 || sy + (int)szHint.height <= 0
821 || sx >= wrootattr.width || sy >= wrootattr.height )
822 return /* 0 */ ;
823 /*
824 * Make the frame window set by the window manager have
825 * the root background. Some window managers put multiple nested frame
826 * windows for each client, so we have to take care about that.
827 */
828 i = (xa[XA_XROOTPMAP_ID]
829 && XGetWindowProperty (dpy, display->root, xa[XA_XROOTPMAP_ID],
830 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
831 &nitems, &bytes_after, &prop) == Success);
832
833 if (!i || prop == NULL)
834 i = (xa[XA_ESETROOT_PMAP_ID]
835 && XGetWindowProperty (dpy, display->root, xa[XA_ESETROOT_PMAP_ID],
836 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
837 &nitems, &bytes_after, &prop) == Success);
838
839 if (!i || prop == NULL
840#if TINTING
841 || (!ISSET_PIXCOLOR (Color_tint) && rs[Rs_shade] == NULL
842#ifdef HAVE_AFTERIMAGE
843 && original_asim == NULL && rs[Rs_blurradius] == NULL
844#endif
845 )
846#endif
847 )
848 have_pixmap = 0;
849 else
850 {
851 have_pixmap = 1;
852 rootpixmap = *(Pixmap *)prop;
853 XFree (prop);
854 }
855
856 if (have_pixmap)
857 {
858 Bool success = False ;
859 GC gc = NULL;
860 XGCValues gcvalue;
861#ifdef HAVE_AFTERIMAGE
862 {
863 Pixmap tmp_pmap = None ;
864 ShadingInfo shade;
865 ARGB32 tint ;
866 unsigned int pmap_w = 0, pmap_h = 0;
867
868 if (get_drawable_size( rootpixmap, &pmap_w, &pmap_h ))
869 {
870 int root_x = 0, root_y = 0;
871
872 shade.shading = rs[Rs_shade] ? atoi (rs[Rs_shade]) : 100;
873 if (ISSET_PIXCOLOR (Color_tint))
874 {
875 rgba c;
876 pix_colors_focused [Color_tint].get (c);
877 shade.tintColor.red = c.r;
878 shade.tintColor.green = c.g;
879 shade.tintColor.blue = c.b;
880 }
881 else
882 shade.tintColor.red = shade.tintColor.green = shade.tintColor.blue = 0xFFFF;
883 tint = shading2tint32( &shade );
884 gc = XCreateGC (dpy, vt, 0UL, &gcvalue);
885 if (GetWinPosition (parent[0], &root_x, &root_y) )
886 {
887 ASImageLayer *layers = create_image_layers( 2 );
888 ASImage *merged_im = NULL;
889 int back_x, back_y, back_w, back_h;
890 /* merge_layers does good job at tiling background appropriately,
891 so all we need is to cut out smallest possible piece : */
892#define MAKE_ROOTPMAP_GEOM(xy,wh,widthheight) \
893 do{ while( root_##xy < 0 ) root_##xy += (int)wrootattr.widthheight; \
894 back_##xy = root_##xy % pmap_##wh; /* that gives us left side of the closest tile : */ \
895 if( pmap_##wh >= back_##xy + szHint.widthheight ) \
896 back_##wh = szHint.widthheight;/* background is large - limit it by our size */ \
897 else \
898 { /* small background - need the whole of it for successfull tiling :*/ \
899 back_##xy = 0; \
900 back_##wh = pmap_##wh; \
901 }}while(0)
902
903 MAKE_ROOTPMAP_GEOM(x,w,width);
904 MAKE_ROOTPMAP_GEOM(y,h,height);
905
906 layers[0].im = pixmap2asimage (display->asv, rootpixmap, back_x, back_y, back_w, back_h, AllPlanes, ASA_ASImage, 100);
907 layers[0].clip_x = (back_w == pmap_w)?root_x:0;
908 layers[0].clip_y = (back_h == pmap_h)?root_y:0;
909 layers[0].clip_width = szHint.width;
910 layers[0].clip_height = szHint.height;
911 layers[0].tint = tint;
912 if (rs[Rs_blurradius] && layers[0].im)
913 {
914 double r = atof(rs[Rs_blurradius]);
915 ASImage* tmp = blur_asimage_gauss(display->asv, layers[0].im, r, r, 0xFFFFFFFF, ASA_ASImage, 100, ASIMAGE_QUALITY_DEFAULT );
916 if( tmp )
917 {
918 destroy_asimage( &layers[0].im );
919 layers[0].im = tmp;
920 }
921 }
922 if (original_asim != NULL)
923 {
924 int fore_w, fore_h;
925 layers[1].im = original_asim;
926 if( bgPixmap.auto_resize )
927 {
928 fore_w = szHint.width;
929 fore_h = szHint.height;
930 }
931 else
932 {
933 fore_w = bgPixmap.w;
934 fore_h = bgPixmap.h;
935 }
936 if (fore_w != original_asim->width
937 || fore_h != original_asim->height)
938 {
939 layers[1].im = scale_asimage( display->asv,
940 original_asim,
941 fore_w, fore_h,
942 ASA_ASImage, 100,
943 ASIMAGE_QUALITY_DEFAULT );
944 }
945
946 layers[1].clip_width = szHint.width;
947 layers[1].clip_height = szHint.height;
948
949 if (rs[Rs_blendtype])
950 {
951 layers[1].merge_scanlines = blend_scanlines_name2func(rs[Rs_blendtype]);
952 if( layers[1].merge_scanlines == NULL )
953 layers[1].merge_scanlines = alphablend_scanlines;
954 }
955 }
956 merged_im = merge_layers( display->asv, layers, layers[1].im?2:1,
957 szHint.width, szHint.height,
958 ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT );
959 if (layers[1].im != original_asim)
960 destroy_asimage( &(layers[1].im) );
961 destroy_asimage( &(layers[0].im) );
962 if (merged_im != NULL)
963 {
964 tmp_pmap = asimage2pixmap( display->asv, DefaultRootWindow(dpy), merged_im, gc, True );
965 destroy_asimage( &merged_im );
966 }
967 free( layers );
968 }
969 }
970 if (tmp_pmap != None)
971 {
972 success = True;
973 if (pixmap != None)
974 XFreePixmap (dpy, pixmap);
975 pixmap = tmp_pmap;
976 }
977 }
978#else /* HAVE_AFTERIMAGE */
979 {
980 /*
981 * Copy display->root pixmap transparency
982 */
983 int nx, ny;
984 unsigned int nw, nh;
985 XImage *image;
986
987 nw = (unsigned int)szHint.width;
988 nh = (unsigned int)szHint.height;
989 nx = ny = 0;
990
991 if (sx < 0)
992 {
993 nw += sx;
994 nx = -sx;
995 sx = 0;
996 }
997
998 if (sy < 0)
999 {
1000 nh += sy;
1001 ny = -sy;
1002 sy = 0;
1003 }
1004
1005 min_it (nw, (unsigned int) (wrootattr.width - sx));
1006 min_it (nh, (unsigned int) (wrootattr.height - sy));
1007
1008 XSync (dpy, False);
1009 allowedxerror = -1;
1010 image = XGetImage (dpy, rootpixmap, sx, sy, nw, nh, AllPlanes, ZPixmap);
1011
1012 /* XXX: handle BadMatch - usually because we're outside the pixmap */
1013 /* XXX: may need a delay here? */
1014 allowedxerror = 0;
1015 if (image != NULL)
1016 {
1017 if (pixmap != None)
1018 XFreePixmap (dpy, pixmap);
1019
1020#if TINTING
1021 if (ISSET_PIXCOLOR (Color_tint))
1022 {
1023 int shade = rs[Rs_shade] ? atoi (rs[Rs_shade]) : 100;
1024
1025 rgba c;
1026 pix_colors_focused [Color_tint].get (c);
1027 ShadeXImage (this, image, shade, c.r, c.g, c.b);
1028 }
1029#endif
1030
1031 pixmap = XCreatePixmap (dpy, vt, szHint.width, szHint.height, image->depth);
1032 gc = XCreateGC (dpy, vt, 0UL, &gcvalue);
1033 XPutImage (dpy, pixmap, gc, image, 0, 0,
1034 nx, ny, image->width, image->height);
1035 XDestroyImage (image);
1036 success = True ;
1037 }
1038 }
1039#endif /* HAVE_AFTERIMAGE */
1040 if (gc != NULL)
1041 XFreeGC (dpy, gc);
1042
1043 if (!success)
1044 {
1045 if (am_transparent && am_pixmap_trans)
1046 {
1047 pchanged = 1;
1048 if (pixmap != None)
1049 {
1050 XFreePixmap (dpy, pixmap);
1051 pixmap = None;
1052 }
1053 }
1054
1055 am_pixmap_trans = 0;
1056 }
1057 else
1058 {
1059 XSetWindowBackgroundPixmap (dpy, parent[0], pixmap);
1060 XClearWindow (dpy, parent[0]);
1061
1062 if (!am_transparent || !am_pixmap_trans)
1063 pchanged = 1;
1064
1065 am_transparent = am_pixmap_trans = 1;
1066 }
1067 }
1068
1069 if (am_pixmap_trans)
1070 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
1071 else
1072 {
1073 unsigned int n;
1074 /*
1075 * InheritPixmap transparency
1076 */
1077 for (i = 1; i < (int) (sizeof (parent) / sizeof (Window)); i++)
1078 {
1079 oldp = parent[i];
1080 XQueryTree (dpy, parent[i - 1], &root, &parent[i], &list, &n);
1081 XFree (list);
1082
1083 if (parent[i] == display->root)
1084 {
1085 if (oldp != None)
1086 pchanged = 1;
1087
1088 break;
1089 }
1090
1091 if (oldp != parent[i])
1092 pchanged = 1;
1093 }
1094
1095 n = 0;
1096
1097 if (pchanged)
1098 for (; n < (unsigned int)i; n++)
1099 {
1100 XGetWindowAttributes (dpy, parent[n], &wattr);
1101
1102 if (wattr.depth != rootdepth || wattr.c_class == InputOnly)
1103 {
1104 n = (int) (sizeof (parent) / sizeof (Window)) + 1;
1105 break;
1106 }
1107 }
1108
1109 if (n > (sizeof (parent) / sizeof (parent[0])))
1110 {
1111 XSetWindowBackground (dpy, parent[0], pix_colors_focused[Color_border]);
1112 XSetWindowBackground (dpy, vt, pix_colors_focused[Color_bg]);
1113 am_transparent = 0;
1114 /* XXX: also turn off Opt_transparent? */
1115 }
1116 else
1117 {
1118 for (n = 0; n < (unsigned int)i; n++)
1119 {
1120 XSetWindowBackgroundPixmap (dpy, parent[n], ParentRelative);
1121 XClearWindow (dpy, parent[n]);
1122 }
1123
1124 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
1125 am_transparent = 1;
1126 }
1127
1128 for (; i < (int) (sizeof (parent) / sizeof (Window)); i++)
1129 parent[i] = None;
1130 }
1131
1132 if (scrollBar.win)
1133 {
1134 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
1135 scrollBar.setIdle ();
1136 scrollbar_show (0);
1137 }
1138
1139 if (am_transparent)
1140 {
1141 want_refresh = want_full_refresh = 1;
1142 if (am_pixmap_trans)
1143 flush ();
1144 }
1145
1146// return pchanged;
1147}
1148#endif

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