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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.13 by sasha, Thu Nov 15 18:40:10 2007 UTC vs.
Revision 1.21 by root, Fri Jan 4 20:39:42 2008 UTC

1/*----------------------------------------------------------------------* 1/*----------------------------------------------------------------------*
2 * File: background.C - former xpm.C 2 * File: background.C - former 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>
7 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
8 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
9 * Copyright (c) 2005-2006 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2005-2006 Marc Lehmann <pcg@goof.com>
10 * Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net> 7 * Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>
11 * 8 *
12 * This program is free software; you can redistribute it and/or modify 9 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by 10 * it under the terms of the GNU General Public License as published by
… …
28#include "rxvt.h" /* NECESSARY */ 25#include "rxvt.h" /* NECESSARY */
29 26
30#define DO_TIMING_TEST 0 27#define DO_TIMING_TEST 0
31 28
32#if DO_TIMING_TEST 29#if DO_TIMING_TEST
30# include <sys/time.h>
33#define TIMING_TEST_START(id) \ 31#define TIMING_TEST_START(id) \
34 struct timeval timing_test_##id##_stv;\ 32 struct timeval timing_test_##id##_stv;\
35 gettimeofday (&timing_test_##id##_stv, NULL); 33 gettimeofday (&timing_test_##id##_stv, NULL);
36 34
37#define TIMING_TEST_PRINT_RESULT(id) \ 35#define TIMING_TEST_PRINT_RESULT(id) \
… …
87 * scale Scale both up and down 85 * scale Scale both up and down
88 * auto Same as 100x100+50+50 86 * auto Same as 100x100+50+50
89 */ 87 */
90 88
91#ifdef HAVE_BG_PIXMAP 89#ifdef HAVE_BG_PIXMAP
92bgPixmap_t::bgPixmap_t() 90bgPixmap_t::bgPixmap_t ()
93{ 91{
94#ifdef HAVE_AFTERIMAGE 92#ifdef HAVE_AFTERIMAGE
95 original_asim = NULL; 93 original_asim = NULL;
96#endif 94#endif
97#ifdef BG_IMAGE_FROM_FILE 95#ifdef BG_IMAGE_FROM_FILE
… …
100#endif 98#endif
101 flags = 0; 99 flags = 0;
102 pixmap = None; 100 pixmap = None;
103} 101}
104 102
105bgPixmap_t::~bgPixmap_t() 103void
104bgPixmap_t::destroy ()
106{ 105{
107#ifdef HAVE_AFTERIMAGE 106#ifdef HAVE_AFTERIMAGE
108 if (original_asim) 107 if (original_asim)
109 safe_asimage_destroy (original_asim); 108 safe_asimage_destroy (original_asim);
110#endif 109#endif
110
111 if (pixmap && target) 111 if (pixmap && target)
112 XFreePixmap (target->dpy, pixmap); 112 XFreePixmap (target->dpy, pixmap);
113} 113}
114 114
115bool 115bool
… …
303 y = x; 303 y = x;
304 geom_flags |= YValue; 304 geom_flags |= YValue;
305 } 305 }
306 306
307 if (flags & geometrySet) 307 if (flags & geometrySet)
308 {
308 {/* new geometry is an adjustment to the old one ! */ 309 /* new geometry is an adjustment to the old one ! */
309 if ((geom_flags & WidthValue) && (geom_flags & HeightValue)) 310 if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
310 { 311 {
311 if (w == 0 && h != 0) 312 if (w == 0 && h != 0)
312 { 313 {
313 w = h_scale; 314 w = h_scale;
… …
329 } 330 }
330 } 331 }
331 else /* setting up geometry from scratch */ 332 else /* setting up geometry from scratch */
332 { 333 {
333 if (!(geom_flags & XValue)) 334 if (!(geom_flags & XValue))
335 {
334 {/* use default geometry - centered */ 336 /* use default geometry - centered */
335 x = y = defaultAlign; 337 x = y = defaultAlign;
336 } 338 }
337 else if (!(geom_flags & YValue)) 339 else if (!(geom_flags & YValue))
338 y = x; 340 y = x;
339 341
340 if ((geom_flags & (WidthValue|HeightValue)) == 0) 342 if ((geom_flags & (WidthValue|HeightValue)) == 0)
343 {
341 {/* use default geometry - scaled */ 344 /* use default geometry - scaled */
342 w = h = defaultScale; 345 w = h = defaultScale;
343 } 346 }
344 else if (geom_flags & WidthValue) 347 else if (geom_flags & WidthValue)
345 { 348 {
346 if (!(geom_flags & HeightValue)) 349 if (!(geom_flags & HeightValue))
… …
349 else 352 else
350 w = h; 353 w = h;
351 } 354 }
352 } /* done parsing geometry string */ 355 } /* done parsing geometry string */
353 else if (!(flags & geometrySet)) 356 else if (!(flags & geometrySet))
357 {
354 { /* default geometry - scaled and centered */ 358 /* default geometry - scaled and centered */
355 x = y = defaultAlign; 359 x = y = defaultAlign;
356 w = h = defaultScale; 360 w = h = defaultScale;
357 } 361 }
358 362
359 if (!(flags & geometrySet)) 363 if (!(flags & geometrySet))
… …
431 if (new_flags != flags) 435 if (new_flags != flags)
432 { 436 {
433 flags = new_flags; 437 flags = new_flags;
434 changed++; 438 changed++;
435 } 439 }
436//fprintf( stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n", 440//fprintf (stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",
437// flags, h_scale, v_scale, h_align, v_align); 441// flags, h_scale, v_scale, h_align, v_align);
438 return (changed > 0); 442 return (changed > 0);
439} 443}
440 444
441# ifdef HAVE_AFTERIMAGE 445# ifdef HAVE_AFTERIMAGE
… …
505 h > 0 ? h : original_asim->height, 509 h > 0 ? h : original_asim->height,
506 background ? ASA_ASImage : ASA_XImage, 510 background ? ASA_ASImage : ASA_XImage,
507 100, ASIMAGE_QUALITY_DEFAULT); 511 100, ASIMAGE_QUALITY_DEFAULT);
508 } 512 }
509 if (background == NULL) 513 if (background == NULL)
514 {
510 {/* if tiling - pixmap has to be sized exactly as the image, 515 /* if tiling - pixmap has to be sized exactly as the image,
511 but there is no need to make it bigger then the window! */ 516 but there is no need to make it bigger then the window! */
512 if (h_scale == 0) 517 if (h_scale == 0)
513 new_pmap_width = min (result->width, target_width); 518 new_pmap_width = min (result->width, target_width);
514 if (v_scale == 0) 519 if (v_scale == 0)
515 new_pmap_height = min (result->height, target_height); 520 new_pmap_height = min (result->height, target_height);
516 /* we also need to tile our image in one or both directions */ 521 /* we also need to tile our image in one or both directions */
… …
530 result = tmp; 535 result = tmp;
531 } 536 }
532 } 537 }
533 } 538 }
534 else 539 else
540 {
535 {/* if blending background and image - pixmap has to be sized same as target window */ 541 /* if blending background and image - pixmap has to be sized same as target window */
536 ASImageLayer *layers = create_image_layers (2); 542 ASImageLayer *layers = create_image_layers (2);
537 ASImage *merged_im = NULL; 543 ASImage *merged_im = NULL;
538 544
539 layers[0].im = background; 545 layers[0].im = background;
540 layers[0].clip_width = target_width; 546 layers[0].clip_width = target_width;
541 layers[0].clip_height = target_height; 547 layers[0].clip_height = target_height;
542 layers[0].tint = background_tint; 548 layers[0].tint = background_tint;
543 layers[1].im = result; 549 layers[1].im = result;
544 if (w <= 0) 550 if (w <= 0)
551 {
545 {/* tile horizontally */ 552 /* tile horizontally */
546 while (x > 0) x -= (int)result->width; 553 while (x > 0) x -= (int)result->width;
547 layers[1].dst_x = x; 554 layers[1].dst_x = x;
548 layers[1].clip_width = result->width+target_width; 555 layers[1].clip_width = result->width+target_width;
549 } 556 }
550 else 557 else
558 {
551 {/* clip horizontally */ 559 /* clip horizontally */
552 layers[1].dst_x = x; 560 layers[1].dst_x = x;
553 layers[1].clip_width = result->width; 561 layers[1].clip_width = result->width;
554 } 562 }
555 if (h <= 0) 563 if (h <= 0)
556 { 564 {
… …
771 unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade); 779 unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
772 tint = new_tint; 780 tint = new_tint;
773 flags = (flags & ~tintFlags) | new_flags | tintSet; 781 flags = (flags & ~tintFlags) | new_flags | tintSet;
774 return true; 782 return true;
775 } 783 }
784
776 return false; 785 return false;
777} 786}
778 787
779bool 788bool
780bgPixmap_t::unset_tint () 789bgPixmap_t::unset_tint ()
… …
784 if (new_flags != (flags & tintFlags)) 793 if (new_flags != (flags & tintFlags))
785 { 794 {
786 flags = (flags&~tintFlags)|new_flags; 795 flags = (flags&~tintFlags)|new_flags;
787 return true; 796 return true;
788 } 797 }
798
789 return false; 799 return false;
790} 800}
791 801
792bool 802bool
793bgPixmap_t::set_shade (const char *shade_str) 803bgPixmap_t::set_shade (const char *shade_str)
794{ 804{
795 int new_shade = (shade_str) ? atoi (shade_str) : 0; 805 int new_shade = (shade_str) ? atoi (shade_str) : 0;
796 806
797 if (new_shade < 0 && new_shade > -100) 807 if (new_shade < 0 && new_shade > -100)
798 new_shade = 200 - (100 + new_shade); 808 new_shade = 200 - (100 + new_shade);
799 else if (new_shade == 100) 809 else if (new_shade == 100)
800 new_shade = 0; 810 new_shade = 0;
801 811
802 if (new_shade != shade) 812 if (new_shade != shade)
803 { 813 {
804 unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade); 814 unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
805 shade = new_shade; 815 shade = new_shade;
806 flags = (flags & (~tintFlags | tintSet)) | new_flags; 816 flags = (flags & (~tintFlags | tintSet)) | new_flags;
807 return true; 817 return true;
808 } 818 }
819
809 return false; 820 return false;
810} 821}
811 822
812/* make_transparency_pixmap() 823/* make_transparency_pixmap()
813 * Builds a pixmap sized the same as terminal window, with depth same as the root window 824 * Builds a pixmap sized the same as terminal window, with depth same as the root window
… …
843 if (sx + window_width <= 0 || sy + window_height <= 0 854 if (sx + window_width <= 0 || sy + window_height <= 0
844 || sx >= root_width || sy >= root_height) 855 || sx >= root_width || sy >= root_height)
845 return 0; 856 return 0;
846 857
847 if (root_pixmap != None) 858 if (root_pixmap != None)
859 {
848 {/* we want to validate the pixmap and get it's size at the same time : */ 860 /* we want to validate the pixmap and get it's size at the same time : */
849 int junk; 861 int junk;
850 unsigned int ujunk; 862 unsigned int ujunk;
851 /* root pixmap may be bad - allow a error */ 863 /* root pixmap may be bad - allow a error */
852 target->allowedxerror = -1; 864 target->allowedxerror = -1;
853 865
… …
862 874
863 if (tiled_root_pmap == None) /* something really bad happened - abort */ 875 if (tiled_root_pmap == None) /* something really bad happened - abort */
864 return 0; 876 return 0;
865 877
866 if (root_pixmap == None) 878 if (root_pixmap == None)
879 {
867 { /* use tricks to obtain the root background image :*/ 880 /* use tricks to obtain the root background image :*/
868 /* we want to create Overrideredirect window overlapping out window 881 /* we want to create Overrideredirect window overlapping out window
869 with background type of Parent Relative and then grab it */ 882 with background type of Parent Relative and then grab it */
870 XSetWindowAttributes attr; 883 XSetWindowAttributes attr;
871 Window src; 884 Window src;
872 bool success = false; 885 bool success = false;
… …
887 XGrabServer (dpy); 900 XGrabServer (dpy);
888 XMapRaised (dpy, src); 901 XMapRaised (dpy, src);
889 XSync (dpy, False); 902 XSync (dpy, False);
890 903
891 /* XSync should get window where it's properly exposed, 904 /* XSync should get window where it's properly exposed,
892 * but to be on the safe side - let's check for the actuall event to arrive : */ 905 * but to be on the safe side - let's check for the actual event to arrive : */
893 while (XCheckWindowEvent (dpy, src, ExposureMask, &event)) 906 while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
894 ++ev_count; 907 ++ev_count;
895 908
896 if (ev_count > 0); 909 if (ev_count > 0);
910 {
897 { /* hooray! - we can grab the image! */ 911 /* hooray! - we can grab the image! */
898 gc = XCreateGC (dpy, root, 0, NULL); 912 gc = XCreateGC (dpy, root, 0, NULL);
899 if (gc) 913 if (gc)
900 { 914 {
901 XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0); 915 XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
902 success = true; 916 success = true;
903 } 917 }
904 } 918 }
919
905 XDestroyWindow (dpy, src); 920 XDestroyWindow (dpy, src);
906 XUngrabServer (dpy); 921 XUngrabServer (dpy);
907 //fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count); 922 //fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
908 } 923 }
909 924
… …
914 } 929 }
915 else 930 else
916 result |= transpPmapTiled; 931 result |= transpPmapTiled;
917 } 932 }
918 else 933 else
934 {
919 {/* strightforward pixmap copy */ 935 /* strightforward pixmap copy */
920 gcv.tile = root_pixmap; 936 gcv.tile = root_pixmap;
921 gcv.fill_style = FillTiled; 937 gcv.fill_style = FillTiled;
922 938
923 while (sx < 0) sx += (int)root_width; 939 while (sx < 0) sx += (int)root_width;
924 while (sy < 0) sy += (int)root_height; 940 while (sy < 0) sy += (int)root_height;
… …
972 { 988 {
973 c.r = (c.r * shade) / 100; 989 c.r = (c.r * shade) / 100;
974 c.g = (c.g * shade) / 100; 990 c.g = (c.g * shade) / 100;
975 c.b = (c.b * shade) / 100; 991 c.b = (c.b * shade) / 100;
976 } 992 }
977 else if( shade > 100 && shade < 200) 993 else if (shade > 100 && shade < 200)
978 { 994 {
979 c.r = (c.r * (200 - shade)) / 100; 995 c.r = (c.r * (200 - shade)) / 100;
980 c.g = (c.g * (200 - shade)) / 100; 996 c.g = (c.g * (200 - shade)) / 100;
981 c.b = (c.b * (200 - shade)) / 100; 997 c.b = (c.b * (200 - shade)) / 100;
982 } 998 }
… …
1028 mask_c.blue = 0xffff - c.b; 1044 mask_c.blue = 0xffff - c.b;
1029 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1); 1045 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1030 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height); 1046 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
1031 result |= transpPmapTinted; 1047 result |= transpPmapTinted;
1032 } 1048 }
1049
1033 XRenderFreePicture (dpy, mask_pic); 1050 XRenderFreePicture (dpy, mask_pic);
1034 XRenderFreePicture (dpy, overlay_pic); 1051 XRenderFreePicture (dpy, overlay_pic);
1035 XRenderFreePicture (dpy, back_pic); 1052 XRenderFreePicture (dpy, back_pic);
1036# if DO_TIMING_TEST 1053# if DO_TIMING_TEST
1037 XSync (dpy, False); 1054 XSync (dpy, False);
… …
1059} 1076}
1060 1077
1061bool 1078bool
1062bgPixmap_t::set_root_pixmap () 1079bgPixmap_t::set_root_pixmap ()
1063{ 1080{
1064 Pixmap new_root_pixmap = None;
1065
1066 new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID); 1081 Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);
1067 if (new_root_pixmap == None) 1082 if (new_root_pixmap == None)
1068 new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID); 1083 new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
1069 1084
1070 if (new_root_pixmap != root_pixmap) 1085 if (new_root_pixmap != root_pixmap)
1071 { 1086 {
1072 root_pixmap = new_root_pixmap; 1087 root_pixmap = new_root_pixmap;
1073 return true; 1088 return true;
1074 } 1089 }
1090
1075 return false; 1091 return false;
1076} 1092}
1077# endif /* ENABLE_TRANSPARENCY */ 1093# endif /* ENABLE_TRANSPARENCY */
1078 1094
1079# ifndef HAVE_AFTERIMAGE 1095# ifndef HAVE_AFTERIMAGE
1080static void ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm); 1096static void ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm);
1081# endif 1097# endif
1082
1083 1098
1084bool 1099bool
1085bgPixmap_t::render () 1100bgPixmap_t::render ()
1086{ 1101{
1087 unsigned long background_flags = 0; 1102 unsigned long background_flags = 0;
… …
1169 ShadeXImage (target, result, shade, c.r, c.g, c.b); 1184 ShadeXImage (target, result, shade, c.r, c.g, c.b);
1170 } 1185 }
1171 } 1186 }
1172# endif /* HAVE_AFTERIMAGE */ 1187# endif /* HAVE_AFTERIMAGE */
1173 1188
1174 if (result != NULL) 1189 if (result)
1175 { 1190 {
1176 GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL); 1191 GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1192
1177 if (gc) 1193 if (gc)
1178 { 1194 {
1179 if (/*pmap_depth != target->depth &&*/ pixmap != None) 1195 if (/*pmap_depth != target->depth &&*/ pixmap != None)
1180 { 1196 {
1181 XFreePixmap (target->dpy, pixmap); 1197 XFreePixmap (target->dpy, pixmap);
1182 pixmap = None; 1198 pixmap = None;
1183 } 1199 }
1200
1184 if (pixmap == None) 1201 if (pixmap == None)
1185 { 1202 {
1186 pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth); 1203 pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1187 pmap_width = result->width; 1204 pmap_width = result->width;
1188 pmap_height = result->height; 1205 pmap_height = result->height;
1189 pmap_depth = target->depth; 1206 pmap_depth = target->depth;
1190 } 1207 }
1208
1191 if (pmap_depth != result->depth) 1209 if (pmap_depth != result->depth)
1210 {
1192 { /* Bad Match error will ensue ! stupid X !!!! */ 1211 /* Bad Match error will ensue ! stupid X !!!! */
1193 if( result->depth == 24 && pmap_depth == 32) 1212 if (result->depth == 24 && pmap_depth == 32)
1194 result->depth = 32; 1213 result->depth = 32;
1195 else if( result->depth == 32 && pmap_depth == 24) 1214 else if (result->depth == 32 && pmap_depth == 24)
1196 result->depth = 24; 1215 result->depth = 24;
1197 else 1216 else
1198 { 1217 {
1199 /* TODO: implement image recoding */ 1218 /* TODO: implement image recoding */
1200 } 1219 }
1201 } 1220 }
1221
1202 if (pmap_depth == result->depth) 1222 if (pmap_depth == result->depth)
1203 XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height); 1223 XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1224
1204 XFreeGC (target->dpy, gc); 1225 XFreeGC (target->dpy, gc);
1205 flags = flags & ~isInvalid; 1226 flags = flags & ~isInvalid;
1206 } 1227 }
1228
1207 XDestroyImage (result); 1229 XDestroyImage (result);
1208 } 1230 }
1209 1231
1210 if (flags & isInvalid) 1232 if (flags & isInvalid)
1211 { 1233 {
… …
1237 } 1259 }
1238 return false; 1260 return false;
1239} 1261}
1240 1262
1241void 1263void
1242bgPixmap_t::apply() 1264bgPixmap_t::apply ()
1243{ 1265{
1244 if (target) 1266 if (target)
1245 { 1267 {
1246 flags &= ~isVtOrigin; 1268 flags &= ~isVtOrigin;
1247 if (pixmap != None) 1269 if (pixmap != None)
1270 {
1248 { /* set target's background to pixmap */ 1271 /* set target's background to pixmap */
1249# ifdef ENABLE_TRANSPARENCY 1272# ifdef ENABLE_TRANSPARENCY
1250 if (flags & isTransparent) 1273 if (flags & isTransparent)
1251 { 1274 {
1252 XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap); 1275 XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1253 XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative); 1276 XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
… …
1269 XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]); 1292 XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1270# endif 1293# endif
1271 } 1294 }
1272 } 1295 }
1273 else 1296 else
1297 {
1274 { /* set target background to a pixel */ 1298 /* set target background to a pixel */
1275 XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]); 1299 XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1276 XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]); 1300 XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1277 /* do we also need to set scrollbar's background here ? */ 1301 /* do we also need to set scrollbar's background here ? */
1278# if HAVE_SCROLLBARS 1302# if HAVE_SCROLLBARS
1279 if (target->scrollBar.win) 1303 if (target->scrollBar.win)

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