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Comparing rxvt-unicode/src/xpm.C (file contents):
Revision 1.9 by pcg, Fri Feb 13 12:16:21 2004 UTC vs.
Revision 1.39 by ayin, Mon Jun 11 17:40:15 2007 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: xpm.c 2 * File: xpm.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: xpm.C,v 1.9 2004/02/13 12:16:21 pcg Exp $
5 * 4 *
6 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
7 * Copyright (c) 1997 Carsten Haitzler <raster@zip.com.au> 6 * Copyright (c) 1997 Carsten Haitzler <raster@zip.com.au>
8 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 7 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
9 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 8 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
9 * Copyright (c) 2005-2006 Marc Lehmann <pcg@goof.com>
10 * 10 *
11 * This program is free software; you can redistribute it and/or modify 11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by 12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or 13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version. 14 * (at your option) any later version.
… …
23 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 23 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 *---------------------------------------------------------------------*/ 24 *---------------------------------------------------------------------*/
25 25
26#include "../config.h" /* NECESSARY */ 26#include "../config.h" /* NECESSARY */
27#include "rxvt.h" /* NECESSARY */ 27#include "rxvt.h" /* NECESSARY */
28#include "xpm.intpro" /* PROTOS for internal routines */
29 28
30#ifdef XPM_BACKGROUND 29#ifdef XPM_BACKGROUND
30
31static void rxvt_pixmap_incr (unsigned int *wh, unsigned int *xy, float *incr, float *p, unsigned int widthheight, unsigned int xpmwidthheight);
31 32
32/* 33/*
33 * These GEOM strings indicate absolute size/position: 34 * These GEOM strings indicate absolute size/position:
34 * @ `WxH+X+Y' 35 * @ `WxH+X+Y'
35 * @ `WxH+X' -> Y = X 36 * @ `WxH+X' -> Y = X
… …
50 * @ `?' 51 * @ `?'
51 */ 52 */
52int 53int
53rxvt_term::scale_pixmap (const char *geom) 54rxvt_term::scale_pixmap (const char *geom)
54{ 55{
55 int flags, changed = 0; 56 int flags, changed = 0;
56 int x = 0, y = 0; 57 int x = 0, y = 0;
57 unsigned int w = 0, h = 0; 58 unsigned int w = 0, h = 0;
58 unsigned int n; 59 unsigned int n;
59 char *p, *str; 60 char *p;
60 bgPixmap_t *bgpixmap = & (bgPixmap); 61 bgPixmap_t *bgpixmap = &bgPixmap;
61 62
62#define MAXLEN_GEOM sizeof("[1000x1000+1000+1000]") 63#define MAXLEN_GEOM sizeof("[10000x10000+10000+10000]")
63 64
64 if (geom == NULL) 65 if (geom == NULL)
65 return 0; 66 return 0;
66 str = (char *)rxvt_malloc (MAXLEN_GEOM + 1); 67
68 char str[MAXLEN_GEOM];
69
67 if (!STRCMP (geom, "?")) 70 if (!strcmp (geom, "?"))
68 { 71 {
69 sprintf (str, "[%dx%d+%d+%d]", /* can't presume snprintf () ! */ 72 sprintf (str, "[%dx%d+%d+%d]", /* can't presume snprintf () ! */
70 min (bgpixmap->w, 9999), min (bgpixmap->h, 9999), 73 min (bgpixmap->w, 32767), min (bgpixmap->h, 32767),
71 min (bgpixmap->x, 9999), min (bgpixmap->y, 9999)); 74 min (bgpixmap->x, 32767), min (bgpixmap->y, 32767));
72 xterm_seq (XTerm_title, str, CHAR_ST); 75 process_xterm_seq (XTerm_title, str, CHAR_ST);
73 free (str);
74 return 0; 76 return 0;
75 } 77 }
76 78
77 if ((p = STRCHR (geom, ';')) == NULL) 79 if ((p = strchr (geom, ';')) == NULL)
78 p = STRCHR (geom, '\0'); 80 p = strchr (geom, '\0');
81
79 n = (p - geom); 82 n = (p - geom);
80 if (n <= MAXLEN_GEOM) 83 if (n < MAXLEN_GEOM)
81 { 84 {
82 STRNCPY (str, geom, n); 85 strncpy (str, geom, n);
83 str[n] = '\0'; 86 str[n] = '\0';
84 87
88 if (strcmp(str, "auto") == 0)
89 {
90 if (!bgpixmap->auto_resize)
91 changed++;
92 bgpixmap->auto_resize = True ;
93 w = szHint.width ;
94 h = szHint.height ;
95 flags = WidthValue|HeightValue ;
96 }
97 else
98 {
99 bgpixmap->auto_resize = False ;
85 flags = XParseGeometry (str, &x, &y, &w, &h); 100 flags = XParseGeometry (str, &x, &y, &w, &h);
101 }
102
86 if (!flags) 103 if (!flags)
87 { 104 {
88 flags |= WidthValue; 105 flags |= WidthValue;
89 w = 0; 106 w = 0;
90 } /* default is tile */ 107 } /* default is tile */
108
91 if (flags & WidthValue) 109 if (flags & WidthValue)
92 { 110 {
93 if (! (flags & XValue)) 111 if (!(flags & XValue))
94 x = 50; 112 x = 50;
113
95 if (! (flags & HeightValue)) 114 if (!(flags & HeightValue))
96 h = w; 115 h = w;
116
97 if (w && !h) 117 if (w && !h)
98 { 118 {
99 w = (bgpixmap->w * w) / 100; 119 w = (bgpixmap->w * w) / 100;
100 h = bgpixmap->h; 120 h = bgpixmap->h;
101 } 121 }
102 else if (h && !w) 122 else if (h && !w)
103 { 123 {
104 w = bgpixmap->w; 124 w = bgpixmap->w;
105 h = (bgpixmap->h * h) / 100; 125 h = (bgpixmap->h * h) / 100;
106 } 126 }
107 if (w > 1000) 127
108 w = 1000; 128 min_it (w, 32767);
109 if (h > 1000) 129 min_it (h, 32767);
110 h = 1000; 130
111 if (bgpixmap->w != (short)w) 131 if (bgpixmap->w != (short)w)
112 { 132 {
113 bgpixmap->w = (short)w; 133 bgpixmap->w = (short)w;
114 changed++; 134 changed++;
115 } 135 }
136
116 if (bgpixmap->h != (short)h) 137 if (bgpixmap->h != (short)h)
117 { 138 {
118 bgpixmap->h = (short)h; 139 bgpixmap->h = (short)h;
119 changed++; 140 changed++;
120 } 141 }
121 } 142 }
143
122 if (! (flags & YValue)) 144 if (!(flags & YValue))
123 { 145 {
124 if (flags & XNegative) 146 if (flags & XNegative)
125 flags |= YNegative; 147 flags |= YNegative;
148
126 y = x; 149 y = x;
127 } 150 }
128 151
129 if (! (flags & WidthValue) && geom[0] != '=') 152 if (!(flags & WidthValue) && geom[0] != '=')
130 { 153 {
131 x += bgpixmap->x; 154 x += bgpixmap->x;
132 y += bgpixmap->y; 155 y += bgpixmap->y;
133 } 156 }
134 else 157
135 { 158 if (xpmAttr.width && xpmAttr.height)
136 if (flags & XNegative)
137 x += 100;
138 if (flags & YNegative)
139 y += 100;
140 } 159 {
141 MIN_IT (x, 100); 160 x = MOD(x, xpmAttr.width);
142 MIN_IT (y, 100); 161 y = MOD(y, xpmAttr.height);
143 MAX_IT (x, 0); 162 }
144 MAX_IT (y, 0); 163
145 if (bgpixmap->x != x) 164 if (bgpixmap->x != x)
146 { 165 {
147 bgpixmap->x = x; 166 bgpixmap->x = x;
148 changed++; 167 changed++;
149 } 168 }
169
150 if (bgpixmap->y != y) 170 if (bgpixmap->y != y)
151 { 171 {
152 bgpixmap->y = y; 172 bgpixmap->y = y;
153 changed++; 173 changed++;
154 } 174 }
155 } 175 }
156 free (str); 176
157 return changed; 177 return changed;
158} 178}
159 179
160void 180void
161rxvt_term::resize_pixmap () 181rxvt_term::resize_pixmap ()
162{ 182{
163 XGCValues gcvalue; 183 XGCValues gcvalue;
164 GC gc; 184 GC gc;
165 unsigned int width = TermWin_TotalWidth ();
166 unsigned int height = TermWin_TotalHeight ();
167 185
168 if (TermWin.pixmap != None) 186 if (pixmap != None)
169 XFreePixmap (display->display, TermWin.pixmap); 187 {
188 XFreePixmap (dpy, pixmap);
189 pixmap = None ;
190 }
170 191
171 if (bgPixmap.pixmap == None) 192 if (bgPixmap.pixmap == None)
172 { /* So be it: I'm not using pixmaps */ 193 { /* So be it: I'm not using pixmaps */
173 TermWin.pixmap = None; 194 pixmap = None;
195
196#ifdef TRANSPARENT
174 if (! (Options & Opt_transparent) || am_transparent == 0) 197 if (!option (Opt_transparent) || !am_transparent)
175 XSetWindowBackground (display->display, TermWin.vt, 198#endif
176 PixColors[Color_bg]); 199 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
200
177 return; 201 return;
178 } 202 }
179 203
180 gcvalue.foreground = PixColors[Color_bg]; 204 gcvalue.foreground = pix_colors[Color_bg];
181 gc = XCreateGC (display->display, TermWin.vt, GCForeground, &gcvalue); 205 gc = XCreateGC (dpy, vt, GCForeground, &gcvalue);
182 206
183 if (bgPixmap.pixmap != None) 207 if (bgPixmap.pixmap != None)
184 { /* we have a specified pixmap */ 208 { /* we have a specified pixmap */
185 unsigned int w = bgPixmap.w, h = bgPixmap.h, 209 unsigned int w = bgPixmap.w, h = bgPixmap.h,
186 x = bgPixmap.x, y = bgPixmap.y; 210 x = bgPixmap.x, y = bgPixmap.y;
187 unsigned int xpmh = xpmAttr.height, 211 unsigned int xpmh = xpmAttr.height,
188 xpmw = xpmAttr.width; 212 xpmw = xpmAttr.width;
189 213
214 if (bgPixmap.auto_resize)
215 {
216 w = szHint.width ;
217 h = szHint.height ;
218 }
190 /* 219 /*
191 * don't zoom pixmap too much nor expand really small pixmaps 220 * don't zoom pixmap too much nor expand really small pixmaps
192 */ 221 */
193 if (w > 1000 || h > 1000) 222 if (w > 32767 || h > 32767)
194 w = 1; 223 w = 1;
195 else if (width > (10 * xpmw) 224 else if (width > (10 * xpmw)
196 || height > (10 * xpmh)) 225 || height > (10 * xpmh))
197 w = 0; /* tile */ 226 w = 0; /* tile */
198 227
199 if (w == 0) 228 if (!w)
200 { 229 {
201 /* basic X tiling - let the X server do it */ 230 /* basic X tiling - let the X server do it */
202 TermWin.pixmap = XCreatePixmap (display->display, TermWin.vt, 231 pixmap = XCreatePixmap (dpy, vt, xpmw, xpmh, depth);
203 xpmw, xpmh, 232
204 (unsigned int)XDEPTH); 233 XCopyArea (dpy, bgPixmap.pixmap, pixmap, gc, x, y, xpmw - x, xpmh - y, 0, 0);
205 XCopyArea (display->display, bgPixmap.pixmap, TermWin.pixmap, gc, 234 XCopyArea (dpy, bgPixmap.pixmap, pixmap, gc, x, 0, xpmw - x, y, 0, xpmh - y);
206 0, 0, xpmw, xpmh, 0, 0); 235 XCopyArea (dpy, bgPixmap.pixmap, pixmap, gc, 0, y, x, xpmh - y, xpmw - x, 0);
236 XCopyArea (dpy, bgPixmap.pixmap, pixmap, gc, 0, 0, x, y, xpmw - x, xpmh - y);
207 } 237 }
208 else 238 else
239#ifdef HAVE_AFTERIMAGE
240#ifdef TRANSPARENT
241 if (!option(Opt_transparent) || !am_transparent)
242 /* will do that in check_our_parents otherwise */
243#endif
244 {
245 ASImage *scaled_im = scale_asimage( display->asv, original_asim, w, h, ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT );
246 if (scaled_im)
247 {
248 pixmap = asimage2pixmap( display->asv, display->root, scaled_im, gc, True );
249 destroy_asimage( &scaled_im );
250 }
209 { 251 }
252#else /* HAVE_AFTERIMAGE */
253 {
210 float incr, p; 254 float incr, p;
211 Pixmap tmp; 255 Pixmap tmp;
212 256
213 TermWin.pixmap = XCreatePixmap (display->display, TermWin.vt, 257 pixmap = XCreatePixmap (dpy, vt, width, height, depth);
214 width, height,
215 (unsigned int)XDEPTH);
216 /* 258 /*
217 * horizontal scaling 259 * horizontal scaling
218 */ 260 */
219 rxvt_pixmap_incr (&w, &x, &incr, &p, width, xpmw); 261 rxvt_pixmap_incr (&w, &x, &incr, &p, width, xpmw);
220 262
221 tmp = XCreatePixmap (display->display, TermWin.vt, 263 tmp = XCreatePixmap (dpy, vt, width, xpmh, depth);
222 width, xpmh, (unsigned int)XDEPTH);
223 XFillRectangle (display->display, tmp, gc, 0, 0, width, 264 XFillRectangle (dpy, tmp, gc, 0, 0, width, xpmh);
224 xpmh);
225 265
226 for ( /*nil */ ; x < w; x++, p += incr) 266 for ( /*nil */ ; x < w; x++, p += incr)
227 { 267 {
228 if (p >= xpmw) 268 if (p >= xpmw)
229 p = 0; 269 p = 0;
270
230 /* copy one column from the original pixmap to the tmp pixmap */ 271 /* copy one column from the original pixmap to the tmp pixmap */
231 XCopyArea (display->display, bgPixmap.pixmap, tmp, gc, 272 XCopyArea (dpy, bgPixmap.pixmap, tmp, gc, (int)p, 0, 1, xpmh, (int)x, 0);
232 (int)p, 0, 1, xpmh, (int)x, 0);
233 } 273 }
234 274
235 /* 275 /*
236 * vertical scaling 276 * vertical scaling
237 */ 277 */
238 rxvt_pixmap_incr (&h, &y, &incr, &p, height, xpmh); 278 rxvt_pixmap_incr (&h, &y, &incr, &p, height, xpmh);
239 279
240 if (y > 0) 280 if (y > 0)
241 XFillRectangle (display->display, TermWin.pixmap, gc, 0, 0, width, 281 XFillRectangle (dpy, pixmap, gc, 0, 0, width, y);
242 y); 282
243 if (h < height) 283 if (h < height)
244 XFillRectangle (display->display, TermWin.pixmap, gc, 0, (int)h, 284 XFillRectangle (dpy, pixmap, gc, 0, (int)h, width, height - h + 1);
245 width, height - h + 1); 285
246 for ( /*nil */ ; y < h; y++, p += incr) 286 for ( /*nil */ ; y < h; y++, p += incr)
247 { 287 {
248 if (p >= xpmh) 288 if (p >= xpmh)
249 p = 0; 289 p = 0;
290
250 /* copy one row from the tmp pixmap to the main pixmap */ 291 /* copy one row from the tmp pixmap to the main pixmap */
251 XCopyArea (display->display, tmp, TermWin.pixmap, gc, 292 XCopyArea (dpy, tmp, pixmap, gc, 0, (int)p, width, 1, 0, (int)y);
252 0, (int)p, width, 1, 0, (int)y);
253 } 293 }
294
254 XFreePixmap (display->display, tmp); 295 XFreePixmap (dpy, tmp);
255 } 296 }
297#endif /* HAVE_AFTERIMAGE */
256 } 298 }
299
257 XSetWindowBackgroundPixmap (display->display, TermWin.vt, TermWin.pixmap); 300 XSetWindowBackgroundPixmap (dpy, vt, pixmap);
301
258 XFreeGC (display->display, gc); 302 XFreeGC (dpy, gc);
303#ifdef TRANSPARENT
259 am_transparent = 0; 304 am_transparent = 0;
260 305#endif
261 XClearWindow (display->display, TermWin.vt);
262
263 XSync (display->display, False);
264} 306}
265 307
266/* 308/*
267 * Calculate tiling sizes and increments 309 * Calculate tiling sizes and increments
268 * At start, p == 0, incr == xpmwidthheight 310 * At start, p == 0, incr == xpmwidthheight
269 */ 311 */
270/* INTPROTO */
271static void 312static void
272rxvt_pixmap_incr (unsigned int *wh, unsigned int *xy, float *incr, float *p, unsigned int widthheight, unsigned int xpmwidthheight) 313rxvt_pixmap_incr (unsigned int *wh, unsigned int *xy, float *incr, float *p, unsigned int widthheight, unsigned int xpmwidthheight)
273{ 314{
274 unsigned int cwh, cxy; 315 unsigned int cwh, cxy;
275 float cincr, cp; 316 float cincr, cp;
… …
341} 382}
342 383
343Pixmap 384Pixmap
344rxvt_term::set_bgPixmap (const char *file) 385rxvt_term::set_bgPixmap (const char *file)
345{ 386{
346 char *f; 387 char *f;
347 388
348 assert (file != NULL); 389 assert (file != NULL);
349 390
350 if (bgPixmap.pixmap != None) 391 if (bgPixmap.pixmap != None)
351 { 392 {
352 XFreePixmap (display->display, bgPixmap.pixmap); 393 XFreePixmap (dpy, bgPixmap.pixmap);
353 bgPixmap.pixmap = None; 394 bgPixmap.pixmap = None;
354 } 395 }
396
355 XSetWindowBackground (display->display, TermWin.vt, PixColors[Color_bg]); 397 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
356 398
357 if (*file != '\0') 399 if (*file != '\0')
358 { 400 {
359 /* XWindowAttributes attr; */ 401 /* XWindowAttributes attr; */
360 402
361 /* 403 /*
362 * we already have the required attributes 404 * we already have the required attributes
363 */ 405 */
364 /* XGetWindowAttributes (display->display, TermWin.vt, &attr); */ 406 /* XGetWindowAttributes (dpy, vt, &attr); */
365 407
408#ifdef HAVE_AFTERIMAGE
409 if (asimman == NULL)
410 asimman = create_generic_imageman(rs[Rs_path]);
411 if ((f = strchr (file, ';')) == NULL)
412 original_asim = get_asimage( asimman, file, 0xFFFFFFFF, 100 );
413 else
414 {
415 f = strndup( file, f - file );
416 original_asim = get_asimage( asimman, f, 0xFFFFFFFF, 100 );
417 free( f );
418 }
419 if (original_asim)
420 {
421 bgPixmap.pixmap = asimage2pixmap( display->asv, display->root, original_asim, NULL, True );
422 xpmAttr.width = original_asim->width ;
423 xpmAttr.height = original_asim->height ;
424 }
425#else /* HAVE_AFTERIMAGE */
366 xpmAttr.closeness = 30000; 426 xpmAttr.closeness = 30000;
367 xpmAttr.colormap = XCMAP; 427 xpmAttr.colormap = cmap;
368 xpmAttr.visual = XVISUAL; 428 xpmAttr.visual = visual;
369 xpmAttr.depth = XDEPTH; 429 xpmAttr.depth = depth;
370 xpmAttr.valuemask = (XpmCloseness | XpmColormap | XpmVisual | 430 xpmAttr.valuemask = (XpmCloseness | XpmColormap | XpmVisual
371 XpmDepth | XpmSize | XpmReturnPixels); 431 | XpmDepth | XpmSize | XpmReturnPixels);
372 432
373 /* search environment variables here too */ 433 /* search environment variables here too */
374 f = (char *)rxvt_File_find (file, ".xpm", rs[Rs_path]); 434 f = (char *)rxvt_File_find (file, ".xpm", rs[Rs_path]);
375 if (f == NULL 435 if (f == NULL
376 || XpmReadFileToPixmap (display->display, display->root, f, 436 || XpmReadFileToPixmap (dpy, display->root, f,
377 &bgPixmap.pixmap, NULL, 437 &bgPixmap.pixmap, NULL,
378 &xpmAttr)) 438 &xpmAttr))
379 { 439 {
380 char *p; 440 char *p;
381 441
382 /* semi-colon delimited */ 442 /* semi-colon delimited */
383 if ((p = STRCHR (file, ';')) == NULL) 443 if ((p = strchr (file, ';')) == NULL)
384 p = STRCHR (file, '\0'); 444 p = strchr (file, '\0');
385 445
386 rxvt_print_error ("couldn't load XPM file \"%.*s\"", (p - file), 446 rxvt_warn ("couldn't load XPM file \"%.*s\", ignoring.\n", (p - file), file);
387 file);
388 } 447 }
389 free (f); 448 free (f);
449#endif /* HAVE_AFTERIMAGE */
390 } 450 }
451
391 resize_pixmap (); 452 resize_pixmap ();
392 return bgPixmap.pixmap; 453 return bgPixmap.pixmap;
393} 454}
394 455
395#endif /* XPM_BACKGROUND */ 456#endif /* XPM_BACKGROUND */
457
458#ifdef TRANSPARENT
459#if TINTING && !defined(HAVE_AFTERIMAGE)
460/* taken from aterm-0.4.2 */
461
462typedef uint32_t RUINT32T;
463
464void ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm)
465{
466 int sh_r, sh_g, sh_b;
467 RUINT32T mask_r, mask_g, mask_b;
468 RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;
469 unsigned int lower_lim_r, lower_lim_g, lower_lim_b;
470 unsigned int upper_lim_r, upper_lim_g, upper_lim_b;
471 int i;
472
473 Visual *visual = term->visual;
474
475 if( visual->c_class != TrueColor || srcImage->format != ZPixmap ) return ;
476
477 /* for convenience */
478 mask_r = visual->red_mask;
479 mask_g = visual->green_mask;
480 mask_b = visual->blue_mask;
481
482 /* boring lookup table pre-initialization */
483 switch (srcImage->bits_per_pixel) {
484 case 15:
485 if ((mask_r != 0x7c00) ||
486 (mask_g != 0x03e0) ||
487 (mask_b != 0x001f))
488 return;
489 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));
490 lookup_r = lookup;
491 lookup_g = lookup+32;
492 lookup_b = lookup+32+32;
493 sh_r = 10;
494 sh_g = 5;
495 sh_b = 0;
496 break;
497 case 16:
498 if ((mask_r != 0xf800) ||
499 (mask_g != 0x07e0) ||
500 (mask_b != 0x001f))
501 return;
502 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));
503 lookup_r = lookup;
504 lookup_g = lookup+32;
505 lookup_b = lookup+32+64;
506 sh_r = 11;
507 sh_g = 5;
508 sh_b = 0;
509 break;
510 case 24:
511 if ((mask_r != 0xff0000) ||
512 (mask_g != 0x00ff00) ||
513 (mask_b != 0x0000ff))
514 return;
515 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));
516 lookup_r = lookup;
517 lookup_g = lookup+256;
518 lookup_b = lookup+256+256;
519 sh_r = 16;
520 sh_g = 8;
521 sh_b = 0;
522 break;
523 case 32:
524 if ((mask_r != 0xff0000) ||
525 (mask_g != 0x00ff00) ||
526 (mask_b != 0x0000ff))
527 return;
528 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));
529 lookup_r = lookup;
530 lookup_g = lookup+256;
531 lookup_b = lookup+256+256;
532 sh_r = 16;
533 sh_g = 8;
534 sh_b = 0;
535 break;
536 default:
537 return; /* we do not support this color depth */
538 }
539
540 /* prepare limits for color transformation (each channel is handled separately) */
541 if (shade < 0) {
542 shade = -shade;
543 if (shade < 0) shade = 0;
544 if (shade > 100) shade = 100;
545
546 lower_lim_r = 65535-rm;
547 lower_lim_g = 65535-gm;
548 lower_lim_b = 65535-bm;
549
550 lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);
551 lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);
552 lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);
553
554 upper_lim_r = upper_lim_g = upper_lim_b = 65535;
555 } else {
556 if (shade < 0) shade = 0;
557 if (shade > 100) shade = 100;
558
559 lower_lim_r = lower_lim_g = lower_lim_b = 0;
560
561 upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
562 upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
563 upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
564 }
565
566 /* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
567 if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
568 {
569 unsigned int tmp;
570
571 tmp = lower_lim_r;
572 lower_lim_r = lower_lim_b;
573 lower_lim_b = tmp;
574
575 tmp = upper_lim_r;
576 upper_lim_r = upper_lim_b;
577 upper_lim_b = tmp;
578 }
579
580 /* fill our lookup tables */
581 for (i = 0; i <= mask_r>>sh_r; i++)
582 {
583 RUINT32T tmp;
584 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));
585 tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);
586 lookup_r[i] = (tmp/65535)<<sh_r;
587 }
588 for (i = 0; i <= mask_g>>sh_g; i++)
589 {
590 RUINT32T tmp;
591 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));
592 tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);
593 lookup_g[i] = (tmp/65535)<<sh_g;
594 }
595 for (i = 0; i <= mask_b>>sh_b; i++)
596 {
597 RUINT32T tmp;
598 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));
599 tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);
600 lookup_b[i] = (tmp/65535)<<sh_b;
601 }
602
603 /* apply table to input image (replacing colors by newly calculated ones) */
604 switch (srcImage->bits_per_pixel)
605 {
606 case 15:
607 {
608 unsigned short *p1, *pf, *p, *pl;
609 p1 = (unsigned short *) srcImage->data;
610 pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
611 while (p1 < pf)
612 {
613 p = p1;
614 pl = p1 + srcImage->width;
615 for (; p < pl; p++)
616 {
617 *p = lookup_r[(*p & 0x7c00)>>10] |
618 lookup_g[(*p & 0x03e0)>> 5] |
619 lookup_b[(*p & 0x001f)];
620 }
621 p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
622 }
623 break;
624 }
625 case 16:
626 {
627 unsigned short *p1, *pf, *p, *pl;
628 p1 = (unsigned short *) srcImage->data;
629 pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
630 while (p1 < pf)
631 {
632 p = p1;
633 pl = p1 + srcImage->width;
634 for (; p < pl; p++)
635 {
636 *p = lookup_r[(*p & 0xf800)>>11] |
637 lookup_g[(*p & 0x07e0)>> 5] |
638 lookup_b[(*p & 0x001f)];
639 }
640 p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
641 }
642 break;
643 }
644 case 24:
645 {
646 unsigned char *p1, *pf, *p, *pl;
647 p1 = (unsigned char *) srcImage->data;
648 pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
649 while (p1 < pf)
650 {
651 p = p1;
652 pl = p1 + srcImage->width * 3;
653 for (; p < pl; p += 3)
654 {
655 p[0] = lookup_r[(p[0] & 0xff0000)>>16];
656 p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
657 p[2] = lookup_r[(p[2] & 0x0000ff)];
658 }
659 p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
660 }
661 break;
662 }
663 case 32:
664 {
665 RUINT32T *p1, *pf, *p, *pl;
666 p1 = (RUINT32T *) srcImage->data;
667 pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
668
669 while (p1 < pf)
670 {
671 p = p1;
672 pl = p1 + srcImage->width;
673 for (; p < pl; p++)
674 {
675 *p = lookup_r[(*p & 0xff0000)>>16] |
676 lookup_g[(*p & 0x00ff00)>> 8] |
677 lookup_b[(*p & 0x0000ff)] |
678 (*p & ~0xffffff);
679 }
680 p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
681 }
682 break;
683 }
684 }
685
686 free (lookup);
687}
688#endif
689
690/*
691 * Check our parents are still who we think they are.
692 * Do transparency updates if required
693 */
694int
695rxvt_term::check_our_parents ()
696{
697 check_our_parents_ev.stop ();
698 check_our_parents_ev.start (NOW + .1);
699 return 0;
700}
701
702void
703rxvt_term::check_our_parents_cb (time_watcher &w)
704{
705 int i, pchanged, aformat, have_pixmap, rootdepth;
706 unsigned long nitems, bytes_after;
707 Atom atype;
708 unsigned char *prop = NULL;
709 Window root, oldp, *list;
710 Pixmap rootpixmap = None;
711 XWindowAttributes wattr, wrootattr;
712 int sx, sy;
713 Window cr;
714
715 pchanged = 0;
716
717 if (!option (Opt_transparent))
718 return /*pchanged*/; /* Don't try any more */
719
720 XGetWindowAttributes (dpy, display->root, &wrootattr);
721 rootdepth = wrootattr.depth;
722
723 XGetWindowAttributes (dpy, parent[0], &wattr);
724
725 if (rootdepth != wattr.depth)
726 {
727 if (am_transparent)
728 {
729 pchanged = 1;
730 XSetWindowBackground (dpy, vt, pix_colors_focused[Color_bg]);
731 am_transparent = am_pixmap_trans = 0;
732 }
733
734 return /*pchanged*/; /* Don't try any more */
735 }
736
737 /* Get all X ops out of the queue so that our information is up-to-date. */
738 XSync (dpy, False);
739
740 XTranslateCoordinates (dpy, parent[0], display->root,
741 0, 0, &sx, &sy, &cr);
742
743 /* check if we are outside of the visible part of the virtual screen : */
744 if( sx + (int)szHint.width <= 0 || sy + (int)szHint.height <= 0
745 || sx >= wrootattr.width || sy >= wrootattr.height )
746 return /* 0 */ ;
747 /*
748 * Make the frame window set by the window manager have
749 * the root background. Some window managers put multiple nested frame
750 * windows for each client, so we have to take care about that.
751 */
752 i = (xa[XA_XROOTPMAP_ID]
753 && XGetWindowProperty (dpy, display->root, xa[XA_XROOTPMAP_ID],
754 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
755 &nitems, &bytes_after, &prop) == Success);
756
757 if (!i || prop == NULL)
758 i = (xa[XA_ESETROOT_PMAP_ID]
759 && XGetWindowProperty (dpy, display->root, xa[XA_ESETROOT_PMAP_ID],
760 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
761 &nitems, &bytes_after, &prop) == Success);
762
763 if (!i || prop == NULL
764#if TINTING
765 || (!ISSET_PIXCOLOR (Color_tint) && rs[Rs_shade] == NULL
766#ifdef HAVE_AFTERIMAGE
767 && original_asim == NULL && rs[Rs_blurradius] == NULL
768#endif
769 )
770#endif
771 )
772 have_pixmap = 0;
773 else
774 {
775 have_pixmap = 1;
776 rootpixmap = *(Pixmap *)prop;
777 XFree (prop);
778 }
779
780 if (have_pixmap)
781 {
782 Bool success = False ;
783 GC gc;
784 XGCValues gcvalue;
785#ifdef HAVE_AFTERIMAGE
786 {
787 Pixmap tmp_pmap = None ;
788 ShadingInfo shade;
789 ARGB32 tint ;
790 unsigned int pmap_w = 0, pmap_h = 0;
791
792 if (get_drawable_size( rootpixmap, &pmap_w, &pmap_h ))
793 {
794 int root_x = 0, root_y = 0;
795
796 shade.shading = rs[Rs_shade] ? atoi (rs[Rs_shade]) : 100;
797 if (ISSET_PIXCOLOR (Color_tint))
798 {
799 rgba c;
800 pix_colors_focused [Color_tint].get (c);
801 shade.tintColor.red = c.r;
802 shade.tintColor.green = c.g;
803 shade.tintColor.blue = c.b;
804 }
805 else
806 shade.tintColor.red = shade.tintColor.green = shade.tintColor.blue = 0xFFFF;
807 tint = shading2tint32( &shade );
808 gc = XCreateGC (dpy, vt, 0UL, &gcvalue);
809 if (GetWinPosition (parent[0], &root_x, &root_y) )
810 {
811 ASImageLayer *layers = create_image_layers( 2 );
812 ASImage *merged_im = NULL;
813 int back_x, back_y, back_w, back_h;
814 /* merge_layers does good job at tiling background appropriately,
815 so all we need is to cut out smallest possible piece : */
816#define MAKE_ROOTPMAP_GEOM(xy,wh,widthheight) \
817 do{ while( root_##xy < 0 ) root_##xy += (int)wrootattr.widthheight; \
818 back_##xy = root_##xy % pmap_##wh; /* that gives us left side of the closest tile : */ \
819 if( pmap_##wh >= back_##xy + szHint.widthheight ) \
820 back_##wh = szHint.widthheight;/* background is large - limit it by our size */ \
821 else \
822 { /* small background - need the whole of it for successfull tiling :*/ \
823 back_##xy = 0; \
824 back_##wh = pmap_##wh; \
825 }}while(0)
826
827 MAKE_ROOTPMAP_GEOM(x,w,width);
828 MAKE_ROOTPMAP_GEOM(y,h,height);
829
830 layers[0].im = pixmap2asimage (display->asv, rootpixmap, back_x, back_y, back_w, back_h, AllPlanes, ASA_ASImage, 100);
831 layers[0].clip_x = (back_w == pmap_w)?root_x:0;
832 layers[0].clip_y = (back_h == pmap_h)?root_y:0;
833 layers[0].clip_width = szHint.width;
834 layers[0].clip_height = szHint.height;
835 layers[0].tint = tint;
836 if (rs[Rs_blurradius] && layers[0].im)
837 {
838 double r = atof(rs[Rs_blurradius]);
839 ASImage* tmp = blur_asimage_gauss(display->asv, layers[0].im, r, r, 0xFFFFFFFF, ASA_ASImage, 100, ASIMAGE_QUALITY_DEFAULT );
840 if( tmp )
841 {
842 destroy_asimage( &layers[0].im );
843 layers[0].im = tmp;
844 }
845 }
846 if (original_asim != NULL)
847 {
848 int fore_w, fore_h;
849 layers[1].im = original_asim;
850 if( bgPixmap.auto_resize )
851 {
852 fore_w = szHint.width;
853 fore_h = szHint.height;
854 }
855 else
856 {
857 fore_w = bgPixmap.w;
858 fore_h = bgPixmap.h;
859 }
860 if (fore_w != original_asim->width
861 || fore_h != original_asim->height)
862 {
863 layers[1].im = scale_asimage( display->asv,
864 original_asim,
865 fore_w, fore_h,
866 ASA_ASImage, 100,
867 ASIMAGE_QUALITY_DEFAULT );
868 }
869
870 layers[1].clip_width = szHint.width;
871 layers[1].clip_height = szHint.height;
872
873 if (rs[Rs_blendtype])
874 {
875 layers[1].merge_scanlines = blend_scanlines_name2func(rs[Rs_blendtype]);
876 if( layers[1].merge_scanlines == NULL )
877 layers[1].merge_scanlines = alphablend_scanlines;
878 }
879 }
880 merged_im = merge_layers( display->asv, layers, layers[1].im?2:1,
881 szHint.width, szHint.height,
882 ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT );
883 if (layers[1].im != original_asim)
884 destroy_asimage( &(layers[1].im) );
885 destroy_asimage( &(layers[0].im) );
886 if (merged_im != NULL)
887 {
888 tmp_pmap = asimage2pixmap( display->asv, DefaultRootWindow(dpy), merged_im, gc, True );
889 destroy_asimage( &merged_im );
890 }
891 free( layers );
892 }
893 }
894 if (tmp_pmap != None)
895 {
896 success = True;
897 if (pixmap != None)
898 XFreePixmap (dpy, pixmap);
899 pixmap = tmp_pmap;
900 }
901 }
902#else /* HAVE_AFTERIMAGE */
903 {
904 /*
905 * Copy display->root pixmap transparency
906 */
907 int nx, ny;
908 unsigned int nw, nh;
909 XImage *image;
910
911 nw = (unsigned int)szHint.width;
912 nh = (unsigned int)szHint.height;
913 nx = ny = 0;
914
915 if (sx < 0)
916 {
917 nw += sx;
918 nx = -sx;
919 sx = 0;
920 }
921
922 if (sy < 0)
923 {
924 nh += sy;
925 ny = -sy;
926 sy = 0;
927 }
928
929 min_it (nw, (unsigned int) (wrootattr.width - sx));
930 min_it (nh, (unsigned int) (wrootattr.height - sy));
931
932 XSync (dpy, False);
933 allowedxerror = -1;
934 image = XGetImage (dpy, rootpixmap, sx, sy, nw, nh, AllPlanes, ZPixmap);
935
936 /* XXX: handle BadMatch - usually because we're outside the pixmap */
937 /* XXX: may need a delay here? */
938 allowedxerror = 0;
939 if (image != NULL)
940 {
941 if (pixmap != None)
942 XFreePixmap (dpy, pixmap);
943
944#if TINTING
945 if (ISSET_PIXCOLOR (Color_tint))
946 {
947 int shade = rs[Rs_shade] ? atoi (rs[Rs_shade]) : 100;
948
949 rgba c;
950 pix_colors_focused [Color_tint].get (c);
951 ShadeXImage (this, image, shade, c.r, c.g, c.b);
952 }
953#endif
954
955 pixmap = XCreatePixmap (dpy, vt, szHint.width, szHint.height, image->depth);
956 gc = XCreateGC (dpy, vt, 0UL, &gcvalue);
957 XPutImage (dpy, pixmap, gc, image, 0, 0,
958 nx, ny, image->width, image->height);
959 XDestroyImage (image);
960 success = True ;
961 }
962 }
963#endif /* HAVE_AFTERIMAGE */
964 if (gc != NULL)
965 XFreeGC (dpy, gc);
966
967 if (!success)
968 {
969 if (am_transparent && am_pixmap_trans)
970 {
971 pchanged = 1;
972 if (pixmap != None)
973 {
974 XFreePixmap (dpy, pixmap);
975 pixmap = None;
976 }
977 }
978
979 am_pixmap_trans = 0;
980 }
981 else
982 {
983 XSetWindowBackgroundPixmap (dpy, parent[0], pixmap);
984 XClearWindow (dpy, parent[0]);
985
986 if (!am_transparent || !am_pixmap_trans)
987 pchanged = 1;
988
989 am_transparent = am_pixmap_trans = 1;
990 }
991 }
992
993 if (am_pixmap_trans)
994 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
995 else
996 {
997 unsigned int n;
998 /*
999 * InheritPixmap transparency
1000 */
1001 for (i = 1; i < (int) (sizeof (parent) / sizeof (Window)); i++)
1002 {
1003 oldp = parent[i];
1004 XQueryTree (dpy, parent[i - 1], &root, &parent[i], &list, &n);
1005 XFree (list);
1006
1007 if (parent[i] == display->root)
1008 {
1009 if (oldp != None)
1010 pchanged = 1;
1011
1012 break;
1013 }
1014
1015 if (oldp != parent[i])
1016 pchanged = 1;
1017 }
1018
1019 n = 0;
1020
1021 if (pchanged)
1022 for (; n < (unsigned int)i; n++)
1023 {
1024 XGetWindowAttributes (dpy, parent[n], &wattr);
1025
1026 if (wattr.depth != rootdepth || wattr.c_class == InputOnly)
1027 {
1028 n = (int) (sizeof (parent) / sizeof (Window)) + 1;
1029 break;
1030 }
1031 }
1032
1033 if (n > (sizeof (parent) / sizeof (parent[0])))
1034 {
1035 XSetWindowBackground (dpy, parent[0], pix_colors_focused[Color_border]);
1036 XSetWindowBackground (dpy, vt, pix_colors_focused[Color_bg]);
1037 am_transparent = 0;
1038 /* XXX: also turn off Opt_transparent? */
1039 }
1040 else
1041 {
1042 for (n = 0; n < (unsigned int)i; n++)
1043 {
1044 XSetWindowBackgroundPixmap (dpy, parent[n], ParentRelative);
1045 XClearWindow (dpy, parent[n]);
1046 }
1047
1048 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
1049 am_transparent = 1;
1050 }
1051
1052 for (; i < (int) (sizeof (parent) / sizeof (Window)); i++)
1053 parent[i] = None;
1054 }
1055
1056 if (scrollBar.win)
1057 {
1058 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
1059 scrollBar.setIdle ();
1060 scrollbar_show (0);
1061 }
1062
1063 if (am_transparent)
1064 {
1065 want_refresh = want_full_refresh = 1;
1066 if (am_pixmap_trans)
1067 flush ();
1068 }
1069
1070// return pchanged;
1071}
1072#endif

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