… | |
… | |
25 | #include <rxvttoolkit.h> |
25 | #include <rxvttoolkit.h> |
26 | |
26 | |
27 | #include <unistd.h> |
27 | #include <unistd.h> |
28 | #include <fcntl.h> |
28 | #include <fcntl.h> |
29 | |
29 | |
|
|
30 | #include <sys/utsname.h> |
|
|
31 | |
30 | #ifndef NO_SLOW_LINK_SUPPORT |
32 | #ifndef NO_SLOW_LINK_SUPPORT |
31 | # include <sys/socket.h> |
33 | # include <sys/socket.h> |
32 | # include <sys/un.h> |
34 | # include <sys/un.h> |
33 | #endif |
35 | #endif |
34 | |
36 | |
|
|
37 | #if XFT |
|
|
38 | # include <X11/extensions/Xrender.h> |
|
|
39 | #endif |
|
|
40 | |
|
|
41 | const char *const xa_names[] = |
|
|
42 | { |
|
|
43 | "TEXT", |
|
|
44 | "COMPOUND_TEXT", |
|
|
45 | "UTF8_STRING", |
|
|
46 | "MULTIPLE", |
|
|
47 | "TARGETS", |
|
|
48 | "TIMESTAMP", |
|
|
49 | "VT_SELECTION", |
|
|
50 | "INCR", |
|
|
51 | "WM_PROTOCOLS", |
|
|
52 | "WM_DELETE_WINDOW", |
|
|
53 | "CLIPBOARD", |
|
|
54 | "AVERAGE_WIDTH", |
|
|
55 | "WEIGHT_NAME", |
|
|
56 | "SLANT", |
|
|
57 | "CHARSET_REGISTRY", |
|
|
58 | "CHARSET_ENCODING", |
|
|
59 | #if ENABLE_FRILLS |
|
|
60 | "_MOTIF_WM_HINTS", |
|
|
61 | #endif |
|
|
62 | #if ENABLE_EWMH |
|
|
63 | "_NET_WM_PID", |
|
|
64 | "_NET_WM_NAME", |
|
|
65 | "_NET_WM_ICON_NAME", |
|
|
66 | "_NET_WM_PING", |
|
|
67 | #endif |
|
|
68 | #if USE_XIM |
|
|
69 | "WM_LOCALE_NAME", |
|
|
70 | "XIM_SERVERS", |
|
|
71 | #endif |
|
|
72 | #ifdef TRANSPARENT |
|
|
73 | "_XROOTPMAP_ID", |
|
|
74 | "ESETROOT_PMAP_ID", |
|
|
75 | #endif |
|
|
76 | #if ENABLE_XEMBED |
|
|
77 | "_XEMBED", |
|
|
78 | "_XEMBED_INFO", |
|
|
79 | #endif |
|
|
80 | #if !ENABLE_MINIMAL |
|
|
81 | "SCREEN_RESOURCES", |
|
|
82 | "XDCCC_LINEAR_RGB_CORRECTION", |
|
|
83 | "XDCCC_LINEAR_RGB_MATRICES", |
|
|
84 | "WM_COLORMAP_WINDOWS", |
|
|
85 | "WM_STATE", |
|
|
86 | "cursor", |
|
|
87 | # if USE_XIM |
|
|
88 | "TRANSPORT", |
|
|
89 | "LOCALES", |
|
|
90 | "_XIM_PROTOCOL", |
|
|
91 | "_XIM_XCONNECT", |
|
|
92 | "_XIM_MOREDATA", |
|
|
93 | # endif |
|
|
94 | #endif |
|
|
95 | }; |
|
|
96 | |
|
|
97 | ///////////////////////////////////////////////////////////////////////////// |
|
|
98 | |
35 | refcounted::refcounted (const char *id) |
99 | refcounted::refcounted (const char *id) |
36 | { |
100 | { |
37 | this->id = strdup (id); |
101 | this->id = strdup (id); |
38 | } |
102 | } |
39 | |
103 | |
… | |
… | |
47 | { |
111 | { |
48 | for (T **i = this->begin (); i < this->end (); ++i) |
112 | for (T **i = this->begin (); i < this->end (); ++i) |
49 | { |
113 | { |
50 | if (!strcmp (id, (*i)->id)) |
114 | if (!strcmp (id, (*i)->id)) |
51 | { |
115 | { |
52 | (*i)->referenced++; |
116 | ++(*i)->referenced; |
|
|
117 | (*i)->ref_next (); |
53 | return *i; |
118 | return *i; |
54 | } |
119 | } |
55 | } |
120 | } |
56 | |
121 | |
57 | T *obj = new T (id); |
122 | T *obj = new T (id); |
58 | |
123 | |
59 | obj->referenced = 1; |
|
|
60 | |
|
|
61 | if (obj && obj->init ()) |
124 | if (obj && obj->ref_init ()) |
62 | { |
125 | { |
|
|
126 | obj->referenced = 1; |
63 | this->push_back (obj); |
127 | this->push_back (obj); |
64 | return obj; |
128 | return obj; |
65 | } |
129 | } |
66 | else |
130 | else |
67 | { |
131 | { |
… | |
… | |
91 | } |
155 | } |
92 | |
156 | |
93 | ///////////////////////////////////////////////////////////////////////////// |
157 | ///////////////////////////////////////////////////////////////////////////// |
94 | |
158 | |
95 | #ifdef USE_XIM |
159 | #ifdef USE_XIM |
|
|
160 | |
96 | static void |
161 | static void |
97 | #if XIMCB_PROTO_BROKEN |
162 | #if XIMCB_PROTO_BROKEN |
98 | im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3) |
163 | im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3) |
99 | #else |
164 | #else |
100 | im_destroy_cb (XIM unused1, XPointer client_data, XPointer unused3) |
165 | im_destroy_cb (XIM unused1, XPointer client_data, XPointer unused3) |
… | |
… | |
107 | |
172 | |
108 | display->xims.erase (find (display->xims.begin (), display->xims.end (), xim)); |
173 | display->xims.erase (find (display->xims.begin (), display->xims.end (), xim)); |
109 | display->im_change_cb (); |
174 | display->im_change_cb (); |
110 | } |
175 | } |
111 | |
176 | |
|
|
177 | bool |
112 | bool rxvt_xim::init () |
178 | rxvt_xim::ref_init () |
113 | { |
179 | { |
114 | display = GET_R->display; //HACK: TODO |
180 | display = GET_R->display; //HACK: TODO |
115 | |
181 | |
116 | xim = XOpenIM (display->display, NULL, NULL, NULL); |
182 | xim = XOpenIM (display->display, NULL, NULL, NULL); |
117 | |
183 | |
… | |
… | |
130 | rxvt_xim::~rxvt_xim () |
196 | rxvt_xim::~rxvt_xim () |
131 | { |
197 | { |
132 | if (xim) |
198 | if (xim) |
133 | XCloseIM (xim); |
199 | XCloseIM (xim); |
134 | } |
200 | } |
|
|
201 | |
135 | #endif |
202 | #endif |
|
|
203 | |
|
|
204 | ///////////////////////////////////////////////////////////////////////////// |
|
|
205 | |
|
|
206 | void |
|
|
207 | rxvt_screen::set (rxvt_display *disp) |
|
|
208 | { |
|
|
209 | display = disp; |
|
|
210 | xdisp = disp->display; |
|
|
211 | |
|
|
212 | Screen *screen = ScreenOfDisplay (xdisp, disp->screen); |
|
|
213 | |
|
|
214 | depth = DefaultDepthOfScreen (screen); |
|
|
215 | visual = DefaultVisualOfScreen (screen); |
|
|
216 | cmap = DefaultColormapOfScreen (screen); |
|
|
217 | } |
|
|
218 | |
|
|
219 | void |
|
|
220 | rxvt_screen::set (rxvt_display *disp, int bitdepth) |
|
|
221 | { |
|
|
222 | set (disp); |
|
|
223 | |
|
|
224 | #if XFT |
|
|
225 | XVisualInfo vinfo; |
|
|
226 | |
|
|
227 | if (XMatchVisualInfo (xdisp, display->screen, bitdepth, TrueColor, &vinfo)) |
|
|
228 | { |
|
|
229 | depth = bitdepth; |
|
|
230 | visual = vinfo.visual; |
|
|
231 | cmap = XCreateColormap (xdisp, disp->root, visual, AllocNone); |
|
|
232 | } |
|
|
233 | #endif |
|
|
234 | } |
|
|
235 | |
|
|
236 | void |
|
|
237 | rxvt_screen::clear () |
|
|
238 | { |
|
|
239 | if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (xdisp, display->screen))) |
|
|
240 | XFreeColormap (xdisp, cmap); |
|
|
241 | } |
136 | |
242 | |
137 | ///////////////////////////////////////////////////////////////////////////// |
243 | ///////////////////////////////////////////////////////////////////////////// |
138 | |
244 | |
139 | rxvt_display::rxvt_display (const char *id) |
245 | rxvt_display::rxvt_display (const char *id) |
140 | : refcounted (id) |
246 | : refcounted (id) |
141 | , x_ev (this, &rxvt_display::x_cb) |
247 | , x_ev (this, &rxvt_display::x_cb) |
142 | , selection_owner (0) |
248 | , selection_owner (0) |
143 | { |
249 | { |
144 | } |
250 | } |
145 | |
251 | |
|
|
252 | XrmDatabase |
|
|
253 | rxvt_display::get_resources () |
|
|
254 | { |
|
|
255 | char *homedir = (char *)getenv ("HOME"); |
|
|
256 | char fname[1024]; |
|
|
257 | |
|
|
258 | /* |
|
|
259 | * get resources using the X library function |
|
|
260 | */ |
|
|
261 | char *displayResource, *xe; |
|
|
262 | XrmDatabase database, rdb1; |
|
|
263 | |
|
|
264 | database = NULL; |
|
|
265 | |
|
|
266 | // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20 |
|
|
267 | |
|
|
268 | // 6. System wide per application default file. |
|
|
269 | |
|
|
270 | /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */ |
|
|
271 | if ((xe = (char *)getenv ("XAPPLRESDIR"))) |
|
|
272 | { |
|
|
273 | snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS); |
|
|
274 | |
|
|
275 | if ((rdb1 = XrmGetFileDatabase (fname))) |
|
|
276 | XrmMergeDatabases (rdb1, &database); |
|
|
277 | } |
|
|
278 | |
|
|
279 | // 5. User's per application default file. |
|
|
280 | // none |
|
|
281 | |
|
|
282 | // 4. User's defaults file. |
|
|
283 | /* Get any Xserver defaults */ |
|
|
284 | displayResource = XResourceManagerString (display); |
|
|
285 | |
|
|
286 | if (displayResource != NULL) |
|
|
287 | { |
|
|
288 | if ((rdb1 = XrmGetStringDatabase (displayResource))) |
|
|
289 | XrmMergeDatabases (rdb1, &database); |
|
|
290 | } |
|
|
291 | else if (homedir) |
|
|
292 | { |
|
|
293 | snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir); |
|
|
294 | |
|
|
295 | if ((rdb1 = XrmGetFileDatabase (fname))) |
|
|
296 | XrmMergeDatabases (rdb1, &database); |
|
|
297 | } |
|
|
298 | |
|
|
299 | /* Get screen specific resources */ |
|
|
300 | displayResource = XScreenResourceString (ScreenOfDisplay (display, screen)); |
|
|
301 | |
|
|
302 | if (displayResource != NULL) |
|
|
303 | { |
|
|
304 | if ((rdb1 = XrmGetStringDatabase (displayResource))) |
|
|
305 | /* Merge with screen-independent resources */ |
|
|
306 | XrmMergeDatabases (rdb1, &database); |
|
|
307 | |
|
|
308 | XFree (displayResource); |
|
|
309 | } |
|
|
310 | |
|
|
311 | // 3. User's per host defaults file |
|
|
312 | /* Add in XENVIRONMENT file */ |
|
|
313 | if ((xe = (char *)getenv ("XENVIRONMENT")) |
|
|
314 | && (rdb1 = XrmGetFileDatabase (xe))) |
|
|
315 | XrmMergeDatabases (rdb1, &database); |
|
|
316 | else if (homedir) |
|
|
317 | { |
|
|
318 | struct utsname un; |
|
|
319 | |
|
|
320 | if (!uname (&un)) |
|
|
321 | { |
|
|
322 | snprintf (fname, sizeof (fname), "%s/.Xdefaults-%s", homedir, un.nodename); |
|
|
323 | |
|
|
324 | if ((rdb1 = XrmGetFileDatabase (fname))) |
|
|
325 | XrmMergeDatabases (rdb1, &database); |
|
|
326 | } |
|
|
327 | } |
|
|
328 | |
|
|
329 | return database; |
|
|
330 | } |
|
|
331 | |
146 | bool rxvt_display::init () |
332 | bool rxvt_display::ref_init () |
147 | { |
333 | { |
148 | #ifdef LOCAL_X_IS_UNIX |
334 | #ifdef LOCAL_X_IS_UNIX |
149 | if (id[0] == ':') |
335 | if (id[0] == ':') |
150 | { |
336 | { |
151 | val = rxvt_malloc (5 + strlen (id) + 1); |
337 | val = rxvt_malloc (5 + strlen (id) + 1); |
… | |
… | |
164 | if (!display) |
350 | if (!display) |
165 | return false; |
351 | return false; |
166 | |
352 | |
167 | screen = DefaultScreen (display); |
353 | screen = DefaultScreen (display); |
168 | root = DefaultRootWindow (display); |
354 | root = DefaultRootWindow (display); |
169 | visual = DefaultVisual (display, screen); |
|
|
170 | cmap = DefaultColormap (display, screen); |
|
|
171 | depth = DefaultDepth (display, screen); |
|
|
172 | |
355 | |
173 | int fd = XConnectionNumber (display); |
356 | assert (sizeof (xa_names) / sizeof (char *) == NUM_XA); |
|
|
357 | XInternAtoms (display, (char **)xa_names, NUM_XA, False, xa); |
174 | |
358 | |
175 | #ifndef NO_SLOW_LINK_SUPPORT |
359 | XrmSetDatabase (display, get_resources ()); |
176 | // try to detect wether we have a local connection. |
|
|
177 | // assume unix domains socket == local, everything else not |
|
|
178 | // TODO: might want to check for inet/127.0.0.1 |
|
|
179 | is_local = 0; |
|
|
180 | sockaddr_un sa; |
|
|
181 | socklen_t sl = sizeof (sa); |
|
|
182 | |
|
|
183 | if (!getsockname (fd, (sockaddr *)&sa, &sl)) |
|
|
184 | is_local = sa.sun_family == AF_LOCAL; |
|
|
185 | #endif |
|
|
186 | |
360 | |
187 | #ifdef POINTER_BLANK |
361 | #ifdef POINTER_BLANK |
188 | XColor blackcolour; |
362 | XColor blackcolour; |
189 | blackcolour.red = 0; |
363 | blackcolour.red = 0; |
190 | blackcolour.green = 0; |
364 | blackcolour.green = 0; |
… | |
… | |
193 | blank_cursor = XCreateGlyphCursor (display, f, f, ' ', ' ', |
367 | blank_cursor = XCreateGlyphCursor (display, f, f, ' ', ' ', |
194 | &blackcolour, &blackcolour); |
368 | &blackcolour, &blackcolour); |
195 | XUnloadFont (display, f); |
369 | XUnloadFont (display, f); |
196 | #endif |
370 | #endif |
197 | |
371 | |
198 | #ifdef PREFER_24BIT |
372 | int fd = XConnectionNumber (display); |
199 | /* |
|
|
200 | * If depth is not 24, look for a 24bit visual. |
|
|
201 | */ |
|
|
202 | if (depth != 24) |
|
|
203 | { |
|
|
204 | XVisualInfo vinfo; |
|
|
205 | |
373 | |
206 | if (XMatchVisualInfo (display, screen, 24, TrueColor, &vinfo)) |
374 | #ifndef NO_SLOW_LINK_SUPPORT |
207 | { |
375 | // try to detect wether we have a local connection. |
208 | depth = 24; |
376 | // assume unix domains socket == local, everything else not |
209 | visual = vinfo.visual; |
377 | // TODO: might want to check for inet/127.0.0.1 |
210 | cmap = XCreateColormap (display, |
378 | is_local = 0; |
211 | RootWindow (display, screen), |
379 | sockaddr_un sa; |
212 | visual, AllocNone); |
380 | socklen_t sl = sizeof (sa); |
213 | } |
381 | |
214 | } |
382 | if (!getsockname (fd, (sockaddr *)&sa, &sl)) |
|
|
383 | is_local = sa.sun_family == AF_LOCAL; |
215 | #endif |
384 | #endif |
216 | |
385 | |
217 | x_ev.start (fd, EVENT_READ); |
386 | x_ev.start (fd, EVENT_READ); |
218 | fcntl (fd, F_SETFD, FD_CLOEXEC); |
387 | fcntl (fd, F_SETFD, FD_CLOEXEC); |
219 | |
388 | |
220 | XSelectInput (display, root, PropertyChangeMask); |
389 | XSelectInput (display, root, PropertyChangeMask); |
221 | #ifdef USE_XIM |
|
|
222 | xa_xim_servers = XInternAtom (display, "XIM_SERVERS", 0); |
|
|
223 | #endif |
|
|
224 | |
390 | |
225 | flush (); |
391 | flush (); |
226 | |
392 | |
227 | return true; |
393 | return true; |
228 | } |
394 | } |
229 | |
395 | |
|
|
396 | void |
|
|
397 | rxvt_display::ref_next () |
|
|
398 | { |
|
|
399 | // TODO: somehow check wether the database files/resources changed |
|
|
400 | // before affording re-loading/parsing |
|
|
401 | XrmDestroyDatabase (XrmGetDatabase (display)); |
|
|
402 | XrmSetDatabase (display, get_resources ()); |
|
|
403 | } |
|
|
404 | |
230 | rxvt_display::~rxvt_display () |
405 | rxvt_display::~rxvt_display () |
231 | { |
406 | { |
|
|
407 | if (!display) |
|
|
408 | return; |
|
|
409 | |
|
|
410 | #ifdef POINTER_BLANK |
|
|
411 | XFreeCursor (display, blank_cursor); |
|
|
412 | #endif |
232 | x_ev.stop (); |
413 | x_ev.stop (); |
233 | #ifdef USE_XIM |
414 | #ifdef USE_XIM |
234 | xims.clear (); |
415 | xims.clear (); |
235 | #endif |
416 | #endif |
236 | |
|
|
237 | if (display) |
|
|
238 | XCloseDisplay (display); |
417 | XCloseDisplay (display); |
239 | } |
418 | } |
240 | |
419 | |
241 | #ifdef USE_XIM |
420 | #ifdef USE_XIM |
242 | void rxvt_display::im_change_cb () |
421 | void rxvt_display::im_change_cb () |
243 | { |
422 | { |
… | |
… | |
251 | // registers, as xlib crashes due to a race otherwise. |
430 | // registers, as xlib crashes due to a race otherwise. |
252 | Atom actual_type, *atoms; |
431 | Atom actual_type, *atoms; |
253 | int actual_format; |
432 | int actual_format; |
254 | unsigned long nitems, bytes_after; |
433 | unsigned long nitems, bytes_after; |
255 | |
434 | |
256 | if (XGetWindowProperty (display, root, xa_xim_servers, 0L, 1000000L, |
435 | if (XGetWindowProperty (display, root, xa[XA_XIM_SERVERS], 0L, 1000000L, |
257 | False, XA_ATOM, &actual_type, &actual_format, |
436 | False, XA_ATOM, &actual_type, &actual_format, |
258 | &nitems, &bytes_after, (unsigned char **)&atoms) |
437 | &nitems, &bytes_after, (unsigned char **)&atoms) |
259 | != Success ) |
438 | != Success ) |
260 | return; |
439 | return; |
261 | |
440 | |
… | |
… | |
281 | #ifdef USE_XIM |
460 | #ifdef USE_XIM |
282 | if (!XFilterEvent (&xev, None)) |
461 | if (!XFilterEvent (&xev, None)) |
283 | { |
462 | { |
284 | if (xev.type == PropertyNotify |
463 | if (xev.type == PropertyNotify |
285 | && xev.xany.window == root |
464 | && xev.xany.window == root |
286 | && xev.xproperty.atom == xa_xim_servers) |
465 | && xev.xproperty.atom == xa[XA_XIM_SERVERS]) |
287 | im_change_check (); |
466 | im_change_check (); |
288 | #endif |
467 | #endif |
289 | for (int i = xw.size (); i--; ) |
468 | for (int i = xw.size (); i--; ) |
290 | { |
469 | { |
291 | if (!xw[i]) |
470 | if (!xw[i]) |
… | |
… | |
329 | |
508 | |
330 | selection_owner = owner; |
509 | selection_owner = owner; |
331 | } |
510 | } |
332 | |
511 | |
333 | #ifdef USE_XIM |
512 | #ifdef USE_XIM |
|
|
513 | |
334 | void rxvt_display::reg (im_watcher *w) |
514 | void rxvt_display::reg (im_watcher *w) |
335 | { |
515 | { |
336 | imw.push_back (w); |
516 | imw.push_back (w); |
337 | } |
517 | } |
338 | |
518 | |
… | |
… | |
362 | return xim; |
542 | return xim; |
363 | } |
543 | } |
364 | |
544 | |
365 | void rxvt_display::put_xim (rxvt_xim *xim) |
545 | void rxvt_display::put_xim (rxvt_xim *xim) |
366 | { |
546 | { |
367 | #if XLIB_IS_RACEFREE |
547 | # if XLIB_IS_RACEFREE |
368 | xims.put (xim); |
548 | xims.put (xim); |
369 | #endif |
549 | # endif |
370 | } |
550 | } |
|
|
551 | |
371 | #endif |
552 | #endif |
372 | |
553 | |
373 | Atom rxvt_display::atom (const char *name) |
554 | Atom rxvt_display::atom (const char *name) |
374 | { |
555 | { |
375 | return XInternAtom (display, name, False); |
556 | return XInternAtom (display, name, False); |
… | |
… | |
379 | |
560 | |
380 | template class refcache<rxvt_display>; |
561 | template class refcache<rxvt_display>; |
381 | refcache<rxvt_display> displays; |
562 | refcache<rxvt_display> displays; |
382 | |
563 | |
383 | ///////////////////////////////////////////////////////////////////////////// |
564 | ///////////////////////////////////////////////////////////////////////////// |
384 | |
565 | |
385 | bool |
566 | bool |
386 | rxvt_color::set (rxvt_display *display, Pixel p) |
567 | rxvt_color::alloc (rxvt_screen *screen, const rgba &color) |
387 | { |
568 | { |
388 | #if XFT |
569 | #if XFT |
389 | XColor xc; |
570 | XRenderPictFormat *format; |
390 | |
571 | |
391 | xc.pixel = p; |
572 | // FUCKING Xft gets it wrong, of course, so work around it. |
392 | if (!XQueryColor (display->display, display->cmap, &xc)) |
573 | // Transparency users should eat shit and die, and then |
393 | return false; |
574 | // XRenderQueryPictIndexValues themselves plenty. |
|
|
575 | if ((screen->visual->c_class == TrueColor) |
|
|
576 | && (format = XRenderFindVisualFormat (screen->xdisp, screen->visual))) |
|
|
577 | { |
|
|
578 | // the fun lies in doing everything manually... |
|
|
579 | c.color.red = color.r; |
|
|
580 | c.color.green = color.g; |
|
|
581 | c.color.blue = color.b; |
|
|
582 | c.color.alpha = color.a; |
394 | |
583 | |
|
|
584 | c.pixel = ((color.r * format->direct.redMask / rgba::MAX_CC) << format->direct.red ) |
|
|
585 | | ((color.g * format->direct.greenMask / rgba::MAX_CC) << format->direct.green) |
|
|
586 | | ((color.b * format->direct.blueMask / rgba::MAX_CC) << format->direct.blue ) |
|
|
587 | | ((color.a * format->direct.alphaMask / rgba::MAX_CC) << format->direct.alpha); |
|
|
588 | |
|
|
589 | return true; |
|
|
590 | } |
|
|
591 | else |
|
|
592 | { |
395 | XRenderColor d; |
593 | XRenderColor d; |
396 | |
594 | |
397 | d.red = xc.red; |
595 | d.red = color.r; |
398 | d.green = xc.green; |
596 | d.green = color.g; |
399 | d.blue = xc.blue; |
597 | d.blue = color.b; |
400 | d.alpha = 0xffff; |
598 | d.alpha = color.a; |
401 | |
599 | |
402 | return |
600 | return XftColorAllocValue (screen->xdisp, screen->visual, screen->cmap, &d, &c); |
403 | XftColorAllocValue (display->display, |
601 | } |
404 | display->visual, |
|
|
405 | display->cmap, |
|
|
406 | &d, &c); |
|
|
407 | #else |
602 | #else |
408 | this->p = p; |
603 | c.red = color.r; |
409 | #endif |
604 | c.green = color.g; |
|
|
605 | c.blue = color.b; |
410 | |
606 | |
|
|
607 | if (screen->visual->c_class == TrueColor) |
|
|
608 | { |
|
|
609 | c.pixel = (color.r * (screen->visual->red_mask >> ctz (screen->visual->red_mask )) |
|
|
610 | / rgba::MAX_CC) << ctz (screen->visual->red_mask ) |
|
|
611 | | (color.g * (screen->visual->green_mask >> ctz (screen->visual->green_mask)) |
|
|
612 | / rgba::MAX_CC) << ctz (screen->visual->green_mask) |
|
|
613 | | (color.b * (screen->visual->blue_mask >> ctz (screen->visual->blue_mask )) |
|
|
614 | / rgba::MAX_CC) << ctz (screen->visual->blue_mask ); |
|
|
615 | |
|
|
616 | return true; |
|
|
617 | } |
|
|
618 | else if (XAllocColor (screen->xdisp, screen->cmap, &c)) |
411 | return true; |
619 | return true; |
|
|
620 | else |
|
|
621 | c.pixel = (color.r + color.g + color.b) > 128*3 |
|
|
622 | ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->xdisp)) |
|
|
623 | : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->xdisp)); |
|
|
624 | #endif |
|
|
625 | |
|
|
626 | return false; |
412 | } |
627 | } |
413 | |
628 | |
414 | bool |
629 | bool |
415 | rxvt_color::set (rxvt_display *display, const char *name) |
630 | rxvt_color::set (rxvt_screen *screen, const char *name) |
|
|
631 | { |
|
|
632 | rgba c; |
|
|
633 | char eos; |
|
|
634 | int skip; |
|
|
635 | |
|
|
636 | // parse the nonstandard "[alphapercent]" prefix |
|
|
637 | if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip)) |
|
|
638 | { |
|
|
639 | c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a); |
|
|
640 | name += skip; |
|
|
641 | } |
|
|
642 | else |
|
|
643 | c.a = rgba::MAX_CC; |
|
|
644 | |
|
|
645 | // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format |
|
|
646 | if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos)) |
|
|
647 | { |
|
|
648 | XColor xc, xc_exact; |
|
|
649 | |
|
|
650 | if (XParseColor (screen->xdisp, screen->cmap, name, &xc)) |
|
|
651 | { |
|
|
652 | c.r = xc.red; |
|
|
653 | c.g = xc.green; |
|
|
654 | c.b = xc.blue; |
|
|
655 | } |
|
|
656 | else |
|
|
657 | { |
|
|
658 | c.r = 0xffff; |
|
|
659 | c.g = 0x6969; |
|
|
660 | c.b = 0xb4b4; |
|
|
661 | |
|
|
662 | rxvt_warn ("unable to parse color '%s', using pink instead.\n", name); |
|
|
663 | } |
|
|
664 | } |
|
|
665 | |
|
|
666 | return set (screen, c); |
|
|
667 | } |
|
|
668 | |
|
|
669 | bool |
|
|
670 | rxvt_color::set (rxvt_screen *screen, const rgba &color) |
|
|
671 | { |
|
|
672 | bool got = alloc (screen, color); |
|
|
673 | |
|
|
674 | #if !ENABLE_MINIMAL |
|
|
675 | int cmap_size = screen->visual->map_entries; |
|
|
676 | |
|
|
677 | if (!got |
|
|
678 | && screen->visual->c_class == PseudoColor |
|
|
679 | && cmap_size < 4096) |
|
|
680 | { |
|
|
681 | XColor *colors = new XColor [screen->visual->map_entries]; |
|
|
682 | |
|
|
683 | for (int i = 0; i < cmap_size; i++) |
|
|
684 | colors [i].pixel = i; |
|
|
685 | |
|
|
686 | // many kilobytes transfer per colour, but pseudocolor isn't worth |
|
|
687 | // many extra optimisations. |
|
|
688 | XQueryColors (screen->xdisp, screen->cmap, colors, cmap_size); |
|
|
689 | |
|
|
690 | int diff = 0x7fffffffUL; |
|
|
691 | XColor *best = colors; |
|
|
692 | |
|
|
693 | for (int i = 0; i < cmap_size; i++) |
|
|
694 | { |
|
|
695 | int d = (squared_diff<int> (color.r >> 2, colors [i].red >> 2)) |
|
|
696 | + (squared_diff<int> (color.g >> 2, colors [i].green >> 2)) |
|
|
697 | + (squared_diff<int> (color.b >> 2, colors [i].blue >> 2)); |
|
|
698 | |
|
|
699 | if (d < diff) |
|
|
700 | { |
|
|
701 | diff = d; |
|
|
702 | best = colors + i; |
|
|
703 | } |
|
|
704 | } |
|
|
705 | |
|
|
706 | //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n", |
|
|
707 | // color.r, color.g, color.b, best->red, best->green, best->blue, diff); |
|
|
708 | |
|
|
709 | got = alloc (screen, rgba (best->red, best->green, best->blue)); |
|
|
710 | |
|
|
711 | delete colors; |
|
|
712 | } |
|
|
713 | #endif |
|
|
714 | |
|
|
715 | return got; |
|
|
716 | } |
|
|
717 | |
|
|
718 | void |
|
|
719 | rxvt_color::get (rgba &color) |
416 | { |
720 | { |
417 | #if XFT |
721 | #if XFT |
418 | return XftColorAllocName (display->display, display->visual, display->cmap, |
722 | color.r = c.color.red; |
419 | name, &c); |
723 | color.g = c.color.green; |
|
|
724 | color.b = c.color.blue; |
|
|
725 | color.a = c.color.alpha; |
420 | #else |
726 | #else |
421 | XColor xc; |
727 | color.r = c.red; |
422 | |
728 | color.g = c.green; |
423 | if (XParseColor (display->display, display->cmap, name, &xc)) |
729 | color.b = c.blue; |
424 | return set (display, xc.red, xc.green, xc.blue); |
730 | color.a = rgba::MAX_CC; |
425 | |
|
|
426 | return false; |
|
|
427 | #endif |
731 | #endif |
428 | } |
732 | } |
429 | |
733 | |
430 | bool |
734 | void |
431 | rxvt_color::set (rxvt_display *display, unsigned short cr, unsigned short cg, unsigned short cb) |
735 | rxvt_color::get (XColor &color) |
432 | { |
736 | { |
433 | XColor xc; |
737 | rgba c; |
|
|
738 | get (c); |
434 | |
739 | |
435 | xc.red = cr; |
740 | color.red = c.r; |
436 | xc.green = cg; |
741 | color.green = c.g; |
437 | xc.blue = cb; |
742 | color.blue = c.b; |
438 | xc.flags = DoRed | DoGreen | DoBlue; |
743 | color.pixel = (Pixel)*this; |
439 | |
|
|
440 | if (XAllocColor (display->display, display->cmap, &xc)) |
|
|
441 | return set (display, xc.pixel); |
|
|
442 | |
|
|
443 | return false; |
|
|
444 | } |
744 | } |
445 | |
745 | |
446 | void |
746 | void |
447 | rxvt_color::get (rxvt_display *display, unsigned short &cr, unsigned short &cg, unsigned short &cb) |
747 | rxvt_color::free (rxvt_screen *screen) |
448 | { |
748 | { |
449 | #if XFT |
749 | #if XFT |
450 | cr = c.color.red; |
750 | XftColorFree (screen->xdisp, screen->visual, screen->cmap, &c); |
451 | cg = c.color.green; |
|
|
452 | cb = c.color.blue; |
|
|
453 | #else |
751 | #else |
454 | XColor c; |
752 | XFreeColors (screen->xdisp, screen->cmap, &c.pixel, 1, AllPlanes); |
455 | |
|
|
456 | c.pixel = p; |
|
|
457 | XQueryColor (display->display, display->cmap, &c); |
|
|
458 | |
|
|
459 | cr = c.red; |
|
|
460 | cg = c.green; |
|
|
461 | cb = c.blue; |
|
|
462 | #endif |
753 | #endif |
463 | } |
754 | } |
464 | |
755 | |
465 | void |
756 | void |
466 | rxvt_color::free (rxvt_display *display) |
757 | rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to) |
467 | { |
758 | { |
468 | #if XFT |
759 | rgba c; |
469 | XftColorFree (display->display, display->visual, display->cmap, &c); |
760 | get (c); |
470 | #else |
|
|
471 | XFreeColors (display->display, display->cmap, &p, 1, AllPlanes); |
|
|
472 | #endif |
|
|
473 | } |
|
|
474 | |
761 | |
475 | rxvt_color |
762 | result.set ( |
476 | rxvt_color::fade (rxvt_display *display, int percent) |
763 | screen, |
477 | { |
764 | rgba ( |
478 | percent = 100 - percent; |
765 | lerp (c.r, to.r, percent), |
479 | |
766 | lerp (c.g, to.g, percent), |
480 | unsigned short cr, cg, cb; |
767 | lerp (c.b, to.b, percent), |
481 | rxvt_color faded; |
768 | lerp (c.a, to.a, percent) |
482 | |
769 | ) |
483 | get (display, cr, cg, cb); |
|
|
484 | |
|
|
485 | faded.set ( |
|
|
486 | display, |
|
|
487 | cr * percent / 100, |
|
|
488 | cg * percent / 100, |
|
|
489 | cb * percent / 100 |
|
|
490 | ); |
770 | ); |
491 | |
|
|
492 | return faded; |
|
|
493 | } |
771 | } |
494 | |
772 | |
495 | #define LERP(a,b,p) (a * p + b * (100 - p)) / 100 |
|
|
496 | |
|
|
497 | rxvt_color |
|
|
498 | rxvt_color::fade (rxvt_display *display, int percent, rxvt_color &fadeto) |
|
|
499 | { |
|
|
500 | percent = 100 - percent; |
|
|
501 | |
|
|
502 | unsigned short cr, cg, cb; |
|
|
503 | unsigned short fcr, fcg, fcb; |
|
|
504 | rxvt_color faded; |
|
|
505 | |
|
|
506 | get (display, cr, cg, cb); |
|
|
507 | fadeto.get(display, fcr, fcg, fcb); |
|
|
508 | |
|
|
509 | faded.set ( |
|
|
510 | display, |
|
|
511 | LERP (cr, fcr, percent), |
|
|
512 | LERP (cg, fcg, percent), |
|
|
513 | LERP (cb, fcb, percent) |
|
|
514 | ); |
|
|
515 | |
|
|
516 | return faded; |
|
|
517 | } |
|
|
518 | |
|
|