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/cvs/rxvt-unicode/src/rxvttoolkit.C
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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.28 by root, Sun Jan 29 20:51:28 2006 UTC vs.
Revision 1.38 by root, Mon Jan 30 19:46:13 2006 UTC

… …
32#ifndef NO_SLOW_LINK_SUPPORT 32#ifndef NO_SLOW_LINK_SUPPORT
33# include <sys/socket.h> 33# include <sys/socket.h>
34# include <sys/un.h> 34# include <sys/un.h>
35#endif 35#endif
36 36
37#if XFT
38# include <X11/extensions/Xrender.h>
39#endif
40
37const char *const xa_names[] = 41const char *const xa_names[] =
38 { 42{
39 "TEXT", 43 "TEXT",
40 "COMPOUND_TEXT", 44 "COMPOUND_TEXT",
41 "UTF8_STRING", 45 "UTF8_STRING",
42 "MULTIPLE", 46 "MULTIPLE",
43 "TARGETS", 47 "TARGETS",
44 "TIMESTAMP", 48 "TIMESTAMP",
45 "VT_SELECTION", 49 "VT_SELECTION",
46 "INCR", 50 "INCR",
47 "WM_PROTOCOLS", 51 "WM_PROTOCOLS",
48 "WM_DELETE_WINDOW", 52 "WM_DELETE_WINDOW",
49 "CLIPBOARD", 53 "CLIPBOARD",
54 "AVERAGE_WIDTH",
55 "WEIGHT_NAME",
56 "SLANT",
57 "CHARSET_REGISTRY",
58 "CHARSET_ENCODING",
50#if ENABLE_FRILLS 59#if ENABLE_FRILLS
51 "_MOTIF_WM_HINTS", 60 "_MOTIF_WM_HINTS",
52#endif 61#endif
53#if ENABLE_EWMH 62#if ENABLE_EWMH
54 "_NET_WM_PID", 63 "_NET_WM_PID",
55 "_NET_WM_NAME", 64 "_NET_WM_NAME",
56 "_NET_WM_ICON_NAME", 65 "_NET_WM_ICON_NAME",
57 "_NET_WM_PING", 66 "_NET_WM_PING",
58#endif 67#endif
59#if USE_XIM 68#if USE_XIM
60 "WM_LOCALE_NAME", 69 "WM_LOCALE_NAME",
61 "XIM_SERVERS", 70 "XIM_SERVERS",
62#endif 71#endif
63#ifdef TRANSPARENT 72#ifdef TRANSPARENT
64 "_XROOTPMAP_ID", 73 "_XROOTPMAP_ID",
65 "ESETROOT_PMAP_ID", 74 "ESETROOT_PMAP_ID",
66#endif 75#endif
67#if ENABLE_XEMBED 76#if ENABLE_XEMBED
68 "_XEMBED", 77 "_XEMBED",
69 "_XEMBED_INFO", 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",
70#endif 93# endif
71 }; 94#endif
95};
72 96
73///////////////////////////////////////////////////////////////////////////// 97/////////////////////////////////////////////////////////////////////////////
74 98
75refcounted::refcounted (const char *id) 99refcounted::refcounted (const char *id)
76{ 100{
… …
195void 219void
196rxvt_screen::set (rxvt_display *disp, int bitdepth) 220rxvt_screen::set (rxvt_display *disp, int bitdepth)
197{ 221{
198 set (disp); 222 set (disp);
199 223
224#if XFT
200 XVisualInfo vinfo; 225 XVisualInfo vinfo;
201 226
202 if (XMatchVisualInfo (xdisp, display->screen, bitdepth, TrueColor, &vinfo)) 227 if (XMatchVisualInfo (xdisp, display->screen, bitdepth, TrueColor, &vinfo))
203 { 228 {
204 depth = bitdepth; 229 depth = bitdepth;
205 visual = vinfo.visual; 230 visual = vinfo.visual;
206 cmap = XCreateColormap (xdisp, disp->root, visual, AllocNone); 231 cmap = XCreateColormap (xdisp, disp->root, visual, AllocNone);
207 } 232 }
233#endif
208} 234}
209 235
210void 236void
211rxvt_screen::clear () 237rxvt_screen::clear ()
212{ 238{
… …
532 558
533template class refcache<rxvt_display>; 559template class refcache<rxvt_display>;
534refcache<rxvt_display> displays; 560refcache<rxvt_display> displays;
535 561
536///////////////////////////////////////////////////////////////////////////// 562/////////////////////////////////////////////////////////////////////////////
537 563
564bool
565rxvt_color::alloc (rxvt_screen *screen, rxvt_rgba rgba)
566{
567#if XFT
568 XRenderPictFormat *format;
569
570 // FUCKING Xft gets it wrong, of course, so work around it
571 // transparency users should eat shit and die, and then
572 // XRenderQueryPictIndexValues themselves plenty.
573 if ((screen->visual->c_class == TrueColor || screen->visual->c_class == DirectColor)
574 && (format = XRenderFindVisualFormat (screen->xdisp, screen->visual)))
575 {
576 // the fun lies in doing everything manually...
577 c.color.red = rgba.r;
578 c.color.green = rgba.g;
579 c.color.blue = rgba.b;
580 c.color.alpha = rgba.a;
581
582 c.pixel = ((rgba.r * format->direct.redMask / rxvt_rgba::MAX_CC) << format->direct.red )
583 | ((rgba.g * format->direct.greenMask / rxvt_rgba::MAX_CC) << format->direct.green)
584 | ((rgba.b * format->direct.blueMask / rxvt_rgba::MAX_CC) << format->direct.blue )
585 | ((rgba.a * format->direct.alphaMask / rxvt_rgba::MAX_CC) << format->direct.alpha);
586
587 return true;
588 }
589 else
590 {
591 XRenderColor d;
592
593 d.red = rgba.r;
594 d.green = rgba.g;
595 d.blue = rgba.b;
596 d.alpha = rgba.a;
597
598 return XftColorAllocValue (screen->xdisp, screen->visual, screen->cmap, &d, &c);
599 }
600#else
601 if (screen->visual->c_class == TrueColor || screen->visual->c_class == DirectColor)
602 {
603 p = (rgba.r * (screen->visual->red_mask >> ctz (screen->visual->red_mask ))
604 / rxvt_rgba::MAX_CC) << ctz (screen->visual->red_mask )
605 | (rgba.g * (screen->visual->green_mask >> ctz (screen->visual->green_mask))
606 / rxvt_rgba::MAX_CC) << ctz (screen->visual->green_mask)
607 | (rgba.b * (screen->visual->blue_mask >> ctz (screen->visual->blue_mask ))
608 / rxvt_rgba::MAX_CC) << ctz (screen->visual->blue_mask );
609
610 return true;
611 }
612 else
613 {
614 XColor xc;
615
616 xc.red = rgba.r;
617 xc.green = rgba.g;
618 xc.blue = rgba.b;
619
620 if (XAllocColor (screen->xdisp, screen->cmap, &xc))
621 {
622 p = xc.pixel;
623 return true;
624 }
625 else
626 p = (rgba.r + rgba.g + rgba.b) > 128*3
627 ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->xdisp))
628 : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->xdisp));
629 }
630#endif
631
632 return false;
633}
634
538bool 635bool
539rxvt_color::set (rxvt_screen *screen, const char *name) 636rxvt_color::set (rxvt_screen *screen, const char *name)
540{ 637{
541#if XFT
542 int l = strlen (name); 638 int l = strlen (name);
543 rxvt_rgba r; 639 rxvt_rgba r;
544 char eos; 640 char eos;
545 int mult; 641 int mult;
642 XColor xc, xc_exact;
546 643
644 // parse a number of non-standard ARGB colour specifications
547 if ( l == 1+4*1 && 4 == sscanf (name, "#%1hx%1hx%1hx%1hx%c", &r.a, &r.r, &r.g, &r.b, &eos)) 645 if ( l == 1+4*1 && 4 == sscanf (name, "#%1hx%1hx%1hx%1hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
548 mult = 0x1111; 646 mult = rxvt_rgba::MAX_CC / 0x0010;
549 else if (l == 1+4*2 && 4 == sscanf (name, "#%2hx%2hx%2hx%2hx%c", &r.a, &r.r, &r.g, &r.b, &eos)) 647 else if (l == 1+4*2 && 4 == sscanf (name, "#%2hx%2hx%2hx%2hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
550 mult = 0x0101; 648 mult = rxvt_rgba::MAX_CC / 0x0100;
551 else if (l == 1+4*4 && 4 == sscanf (name, "#%4hx%4hx%4hx%4hx%c", &r.a, &r.r, &r.g, &r.b, &eos)) 649 else if (l == 1+4*4 && 4 == sscanf (name, "#%4hx%4hx%4hx%4hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
552 mult = 0x0001; 650 mult = rxvt_rgba::MAX_CC / 0x0100;
651 else if (l == 4+5*4 && 4 == sscanf (name, "rgba:%hx/%hx/%hx/%hx%c", &r.r, &r.g, &r.b, &r.a, &eos))
652 mult = rxvt_rgba::MAX_CC / 0xffff;
653 else if (XParseColor (screen->xdisp, screen->cmap, name, &xc))
654 {
655 r.r = xc.red;
656 r.g = xc.green;
657 r.b = xc.blue;
658 mult = rxvt_rgba::MAX_CC / 0xffff;
659 }
553 else 660 else
554 return XftColorAllocName (screen->xdisp, screen->visual, screen->cmap, name, &c); 661 {
662 rxvt_warn ("failed to allocate color '%s', using pink instead.\n", name);
663 r.r = 255;
664 r.g = 105;
665 r.b = 180;
666 mult = rxvt_rgba::MAX_CC / 0x00ff;
667 }
555 668
556 r.r *= mult; r.g *= mult; r.b *= mult; r.a *= mult; 669 r.r *= mult; r.g *= mult; r.b *= mult; r.a *= mult;
670
557 return set (screen, r); 671 return set (screen, r);
558#else
559 XColor xc;
560
561 if (XParseColor (screen->xdisp, screen->cmap, name, &xc))
562 return set (screen, rxvt_rgba (xc.red, xc.green, xc.blue));
563
564 return false;
565#endif
566} 672}
567 673
568bool 674bool
569rxvt_color::set (rxvt_screen *screen, rxvt_rgba rgba) 675rxvt_color::set (rxvt_screen *screen, rxvt_rgba rgba)
570{ 676{
571#if XFT 677 bool got = alloc (screen, rgba);
572 XRenderColor d;
573 678
574 d.red = rgba.r; 679#if !ENABLE_MINIMAL
575 d.green = rgba.g; 680 int cmap_size = screen->visual->map_entries;
576 d.blue = rgba.b;
577 d.alpha = rgba.a;
578 681
579 return XftColorAllocValue (screen->xdisp, screen->visual, screen->cmap, &d, &c); 682 if (!got
580#else 683 && screen->visual->c_class == PseudoColor
581 XColor xc; 684 && cmap_size < 4096)
582
583 xc.red = rgba.r;
584 xc.green = rgba.g;
585 xc.blue = rgba.b;
586 xc.flags = DoRed | DoGreen | DoBlue;
587
588 if (XAllocColor (screen->xdisp, screen->cmap, &xc))
589 {
590 p = xc.pixel;
591 return true;
592 } 685 {
686 XColor *colors = new XColor [screen->visual->map_entries];
593 687
594 return false; 688 for (int i = 0; i < cmap_size; i++)
689 colors [i].pixel = i;
690
691 XQueryColors (screen->xdisp, screen->cmap, colors, cmap_size);
692
693 int diff = 0x7fffffffUL;
694 XColor *best = colors;
695
696 for (int i = 0; i < cmap_size; i++)
697 {
698 int d = (squared_diff<int> (rgba.r >> 2, colors [i].red >> 2))
699 + (squared_diff<int> (rgba.g >> 2, colors [i].green >> 2))
700 + (squared_diff<int> (rgba.b >> 2, colors [i].blue >> 2));
701
702 if (d < diff)
703 {
704 diff = d;
705 best = colors + i;
706 }
707 }
708
709 //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n",
710 // rgba.r, rgba.g, rgba.b, best->red, best->green, best->blue, diff);
711
712 got = alloc (screen, rxvt_rgba (best->red, best->green, best->blue));
713
714 delete colors;
715 }
595#endif 716#endif
717
718 return got;
596} 719}
597 720
598void 721void
599rxvt_color::get (rxvt_screen *screen, rxvt_rgba &rgba) 722rxvt_color::get (rxvt_screen *screen, rxvt_rgba &rgba)
600{ 723{

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