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6 | * Copyright (c) 2003-2011 Marc Lehmann <schmorp@schmorp.de> |
6 | * Copyright (c) 2003-2011 Marc Lehmann <schmorp@schmorp.de> |
7 | * Copyright (c) 2011 Emanuele Giaquinta <e.giaquinta@glauco.it> |
7 | * Copyright (c) 2011 Emanuele Giaquinta <e.giaquinta@glauco.it> |
8 | * |
8 | * |
9 | * 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 |
10 | * 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 |
11 | * the Free Software Foundation; either version 2 of the License, or |
11 | * the Free Software Foundation; either version 3 of the License, or |
12 | * (at your option) any later version. |
12 | * (at your option) any later version. |
13 | * |
13 | * |
14 | * This program is distributed in the hope that it will be useful, |
14 | * This program is distributed in the hope that it will be useful, |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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66 | #endif |
66 | #endif |
67 | #if USE_XIM |
67 | #if USE_XIM |
68 | "WM_LOCALE_NAME", |
68 | "WM_LOCALE_NAME", |
69 | "XIM_SERVERS", |
69 | "XIM_SERVERS", |
70 | #endif |
70 | #endif |
71 | #if ENABLE_TRANSPARENCY |
71 | #if HAVE_IMG || ENABLE_PERL |
72 | "_XROOTPMAP_ID", |
72 | "_XROOTPMAP_ID", |
73 | "ESETROOT_PMAP_ID", |
73 | "ESETROOT_PMAP_ID", |
74 | #endif |
74 | #endif |
75 | #if ENABLE_XEMBED |
75 | #if ENABLE_XEMBED |
76 | "_XEMBED", |
76 | "_XEMBED", |
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260 | depth = DefaultDepthOfScreen (screen); |
260 | depth = DefaultDepthOfScreen (screen); |
261 | visual = DefaultVisualOfScreen (screen); |
261 | visual = DefaultVisualOfScreen (screen); |
262 | cmap = DefaultColormapOfScreen (screen); |
262 | cmap = DefaultColormapOfScreen (screen); |
263 | } |
263 | } |
264 | |
264 | |
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265 | #if ENABLE_FRILLS |
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266 | |
265 | void |
267 | void |
266 | rxvt_screen::select_visual (int bitdepth) |
268 | rxvt_screen::select_visual (int id) |
267 | { |
269 | { |
268 | #if XFT |
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269 | XVisualInfo vinfo; |
270 | XVisualInfo vinfo; |
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271 | vinfo.visualid = id; |
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272 | int n; |
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273 | |
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274 | if (XVisualInfo *vi = XGetVisualInfo (dpy, VisualIDMask, &vinfo, &n)) |
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275 | { |
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276 | depth = vi->depth; |
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277 | visual = vi->visual; |
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278 | |
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279 | XFree (vi); |
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280 | |
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281 | cmap = XCreateColormap (dpy, display->root, visual, AllocNone); |
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282 | } |
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283 | else |
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284 | rxvt_warn ("no visual found for requested id 0x%02x, using default visual.\n", id); |
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285 | } |
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286 | |
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287 | void |
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288 | rxvt_screen::select_depth (int bitdepth) |
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289 | { |
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290 | XVisualInfo vinfo; |
270 | |
291 | |
271 | if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo)) |
292 | if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo)) |
272 | { |
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273 | depth = bitdepth; |
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274 | visual = vinfo.visual; |
293 | select_visual (vinfo.visualid); |
275 | cmap = XCreateColormap (dpy, display->root, visual, AllocNone); |
294 | else |
276 | } |
295 | rxvt_warn ("no visual found for requested depth %d, using default visual.\n", bitdepth); |
277 | #endif |
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278 | } |
296 | } |
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297 | |
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298 | #endif |
279 | |
299 | |
280 | void |
300 | void |
281 | rxvt_screen::clear () |
301 | rxvt_screen::clear () |
282 | { |
302 | { |
283 | #if XFT |
303 | #if XFT |
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470 | |
490 | |
471 | flags = 0; |
491 | flags = 0; |
472 | #if XRENDER |
492 | #if XRENDER |
473 | int major, minor; |
493 | int major, minor; |
474 | if (XRenderQueryVersion (dpy, &major, &minor)) |
494 | if (XRenderQueryVersion (dpy, &major, &minor)) |
475 | { |
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476 | flags |= DISPLAY_HAS_RENDER; |
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477 | |
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478 | if (major > 0 || (major == 0 && minor >= 10)) |
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479 | flags |= DISPLAY_HAS_RENDER_10; |
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480 | |
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481 | if (major > 0 || (major == 0 && minor >= 11)) |
495 | if (major > 0 || (major == 0 && minor >= 11)) |
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496 | { |
482 | flags |= DISPLAY_HAS_RENDER_MUL; |
497 | flags |= DISPLAY_HAS_RENDER; |
483 | |
498 | |
484 | XFilters *filters = XRenderQueryFilters (dpy, root); |
499 | if (XFilters *filters = XRenderQueryFilters (dpy, root)) |
485 | if (filters) |
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486 | { |
500 | { |
487 | for (int i = 0; i < filters->nfilter; i++) |
501 | for (int i = 0; i < filters->nfilter; i++) |
488 | if (!strcmp (filters->filter[i], FilterConvolution)) |
502 | if (!strcmp (filters->filter [i], FilterConvolution)) |
489 | flags |= DISPLAY_HAS_RENDER_CONV; |
503 | flags |= DISPLAY_HAS_RENDER_CONV; |
490 | |
504 | |
491 | XFree (filters); |
505 | XFree (filters); |
492 | } |
506 | } |
493 | } |
507 | } |
494 | #endif |
508 | #endif |
495 | |
509 | |
496 | int fd = XConnectionNumber (dpy); |
510 | int fd = XConnectionNumber (dpy); |
497 | |
511 | |
498 | // try to detect whether we have a local connection. |
512 | // try to detect whether we have a local connection. |
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861 | |
875 | |
862 | // many kilobytes transfer per colour, but pseudocolor isn't worth |
876 | // many kilobytes transfer per colour, but pseudocolor isn't worth |
863 | // many extra optimisations. |
877 | // many extra optimisations. |
864 | XQueryColors (screen->dpy, screen->cmap, colors, cmap_size); |
878 | XQueryColors (screen->dpy, screen->cmap, colors, cmap_size); |
865 | |
879 | |
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880 | while (cmap_size) |
|
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881 | { |
866 | int diff = 0x7fffffffUL; |
882 | int diff = 0x7fffffffUL; |
867 | XColor *best = colors; |
883 | XColor *best = colors; |
868 | |
884 | |
869 | for (int i = 0; i < cmap_size; i++) |
885 | for (int i = 0; i < cmap_size; i++) |
870 | { |
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871 | int d = (squared_diff<int> (color.r >> 2, colors [i].red >> 2)) |
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872 | + (squared_diff<int> (color.g >> 2, colors [i].green >> 2)) |
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|
873 | + (squared_diff<int> (color.b >> 2, colors [i].blue >> 2)); |
|
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874 | |
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875 | if (d < diff) |
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876 | { |
886 | { |
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887 | int d = (squared_diff<int> (color.r >> 2, colors [i].red >> 2)) |
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888 | + (squared_diff<int> (color.g >> 2, colors [i].green >> 2)) |
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889 | + (squared_diff<int> (color.b >> 2, colors [i].blue >> 2)); |
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890 | |
|
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891 | if (d < diff) |
|
|
892 | { |
877 | diff = d; |
893 | diff = d; |
878 | best = colors + i; |
894 | best = colors + i; |
|
|
895 | } |
879 | } |
896 | } |
880 | } |
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881 | |
897 | |
882 | //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n", |
898 | //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d,%d)\n", |
883 | // color.r, color.g, color.b, best->red, best->green, best->blue, diff); |
899 | // color.r, color.g, color.b, best->red, best->green, best->blue, diff, best - colors); |
884 | |
900 | |
885 | got = alloc (screen, rgba (best->red, best->green, best->blue)); |
901 | got = alloc (screen, rgba (best->red, best->green, best->blue)); |
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902 | |
|
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903 | if (got) |
|
|
904 | break; |
|
|
905 | |
|
|
906 | *best = colors [--cmap_size]; |
|
|
907 | } |
886 | |
908 | |
887 | delete [] colors; |
909 | delete [] colors; |
888 | } |
910 | } |
889 | #endif |
911 | #endif |
890 | |
912 | |
891 | return got; |
913 | return got; |
892 | } |
914 | } |
893 | |
915 | |
894 | void |
916 | void |
895 | rxvt_color::get (rgba &color) |
917 | rxvt_color::get (rgba &color) const |
896 | { |
918 | { |
897 | #if XFT |
919 | #if XFT |
898 | color.r = c.color.red; |
920 | color.r = c.color.red; |
899 | color.g = c.color.green; |
921 | color.g = c.color.green; |
900 | color.b = c.color.blue; |
922 | color.b = c.color.blue; |
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906 | color.a = rgba::MAX_CC; |
928 | color.a = rgba::MAX_CC; |
907 | #endif |
929 | #endif |
908 | } |
930 | } |
909 | |
931 | |
910 | void |
932 | void |
911 | rxvt_color::get (XColor &color) |
933 | rxvt_color::get (XColor &color) const |
912 | { |
934 | { |
913 | rgba c; |
935 | rgba c; |
914 | get (c); |
936 | get (c); |
915 | |
937 | |
916 | color.red = c.r; |
938 | color.red = c.r; |