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/cvs/rxvt-unicode/src/rxvttoolkit.C
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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.33 by root, Sun Jan 29 22:39:26 2006 UTC vs.
Revision 1.38 by root, Mon Jan 30 19:46:13 2006 UTC

… …
37#if XFT 37#if XFT
38# include <X11/extensions/Xrender.h> 38# include <X11/extensions/Xrender.h>
39#endif 39#endif
40 40
41const char *const xa_names[] = 41const char *const xa_names[] =
42 { 42{
43 "TEXT", 43 "TEXT",
44 "COMPOUND_TEXT", 44 "COMPOUND_TEXT",
45 "UTF8_STRING", 45 "UTF8_STRING",
46 "MULTIPLE", 46 "MULTIPLE",
47 "TARGETS", 47 "TARGETS",
48 "TIMESTAMP", 48 "TIMESTAMP",
49 "VT_SELECTION", 49 "VT_SELECTION",
50 "INCR", 50 "INCR",
51 "WM_PROTOCOLS", 51 "WM_PROTOCOLS",
52 "WM_DELETE_WINDOW", 52 "WM_DELETE_WINDOW",
53 "CLIPBOARD", 53 "CLIPBOARD",
54 "AVERAGE_WIDTH",
55 "WEIGHT_NAME",
56 "SLANT",
57 "CHARSET_REGISTRY",
58 "CHARSET_ENCODING",
54#if ENABLE_FRILLS 59#if ENABLE_FRILLS
55 "_MOTIF_WM_HINTS", 60 "_MOTIF_WM_HINTS",
56#endif 61#endif
57#if ENABLE_EWMH 62#if ENABLE_EWMH
58 "_NET_WM_PID", 63 "_NET_WM_PID",
59 "_NET_WM_NAME", 64 "_NET_WM_NAME",
60 "_NET_WM_ICON_NAME", 65 "_NET_WM_ICON_NAME",
61 "_NET_WM_PING", 66 "_NET_WM_PING",
62#endif 67#endif
63#if USE_XIM 68#if USE_XIM
64 "WM_LOCALE_NAME", 69 "WM_LOCALE_NAME",
65 "XIM_SERVERS", 70 "XIM_SERVERS",
66#endif 71#endif
67#ifdef TRANSPARENT 72#ifdef TRANSPARENT
68 "_XROOTPMAP_ID", 73 "_XROOTPMAP_ID",
69 "ESETROOT_PMAP_ID", 74 "ESETROOT_PMAP_ID",
70#endif 75#endif
71#if ENABLE_XEMBED 76#if ENABLE_XEMBED
72 "_XEMBED", 77 "_XEMBED",
73 "_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",
74#endif 93# endif
75 }; 94#endif
95};
76 96
77///////////////////////////////////////////////////////////////////////////// 97/////////////////////////////////////////////////////////////////////////////
78 98
79refcounted::refcounted (const char *id) 99refcounted::refcounted (const char *id)
80{ 100{
… …
538 558
539template class refcache<rxvt_display>; 559template class refcache<rxvt_display>;
540refcache<rxvt_display> displays; 560refcache<rxvt_display> displays;
541 561
542///////////////////////////////////////////////////////////////////////////// 562/////////////////////////////////////////////////////////////////////////////
543 563
544bool 564bool
545rxvt_color::set (rxvt_screen *screen, const char *name)
546{
547#if XFT
548 int l = strlen (name);
549 rxvt_rgba r;
550 char eos;
551 int mult;
552
553 if ( l == 1+4*1 && 4 == sscanf (name, "#%1hx%1hx%1hx%1hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
554 mult = rxvt_rgba::MAX_CC / 0x000f;
555 else if (l == 1+4*2 && 4 == sscanf (name, "#%2hx%2hx%2hx%2hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
556 mult = rxvt_rgba::MAX_CC / 0x00ff;
557 else if (l == 1+4*4 && 4 == sscanf (name, "#%4hx%4hx%4hx%4hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
558 mult = rxvt_rgba::MAX_CC / 0xffff;
559 else if (l == 4+5*4 && 4 == sscanf (name, "rgba:%hx/%hx/%hx/%hx%c", &r.r, &r.g, &r.b, &r.a, &eos))
560 mult = rxvt_rgba::MAX_CC / 0xffff;
561 else
562 return XftColorAllocName (screen->xdisp, screen->visual, screen->cmap, name, &c);
563
564 r.r *= mult; r.g *= mult; r.b *= mult; r.a *= mult;
565 return set (screen, r);
566#else
567 XColor xc;
568
569 if (XParseColor (screen->xdisp, screen->cmap, name, &xc))
570 return set (screen, rxvt_rgba (xc.red, xc.green, xc.blue));
571
572 return false;
573#endif
574}
575
576bool
577rxvt_color::set (rxvt_screen *screen, rxvt_rgba rgba) 565rxvt_color::alloc (rxvt_screen *screen, rxvt_rgba rgba)
578{ 566{
579#if XFT 567#if XFT
580 XRenderPictFormat *format; 568 XRenderPictFormat *format;
581 569
582 // FUCKING Xft gets it wrong, of course, so work around it 570 // FUCKING Xft gets it wrong, of course, so work around it
583 // transparency users should eat shit and die, and then 571 // transparency users should eat shit and die, and then
584 // XRenderQueryPictIndexValues themselves plenty. 572 // XRenderQueryPictIndexValues themselves plenty.
585 if (screen->visual->c_class == TrueColor 573 if ((screen->visual->c_class == TrueColor || screen->visual->c_class == DirectColor)
586 && (format = XRenderFindVisualFormat (screen->xdisp, screen->visual))) 574 && (format = XRenderFindVisualFormat (screen->xdisp, screen->visual)))
587 { 575 {
588 // the fun lies in doing everything manually... 576 // the fun lies in doing everything manually...
589 c.color.red = rgba.r; 577 c.color.red = rgba.r;
590 c.color.green = rgba.g; 578 c.color.green = rgba.g;
… …
607 d.blue = rgba.b; 595 d.blue = rgba.b;
608 d.alpha = rgba.a; 596 d.alpha = rgba.a;
609 597
610 return XftColorAllocValue (screen->xdisp, screen->visual, screen->cmap, &d, &c); 598 return XftColorAllocValue (screen->xdisp, screen->visual, screen->cmap, &d, &c);
611 } 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
612 631
613 return false; 632 return false;
614#else 633}
615 XColor xc;
616 634
617 xc.red = rgba.r; 635bool
618 xc.green = rgba.g; 636rxvt_color::set (rxvt_screen *screen, const char *name)
619 xc.blue = rgba.b; 637{
620 xc.flags = DoRed | DoGreen | DoBlue; 638 int l = strlen (name);
639 rxvt_rgba r;
640 char eos;
641 int mult;
642 XColor xc, xc_exact;
621 643
644 // parse a number of non-standard ARGB colour specifications
645 if ( l == 1+4*1 && 4 == sscanf (name, "#%1hx%1hx%1hx%1hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
646 mult = rxvt_rgba::MAX_CC / 0x0010;
647 else if (l == 1+4*2 && 4 == sscanf (name, "#%2hx%2hx%2hx%2hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
648 mult = rxvt_rgba::MAX_CC / 0x0100;
649 else if (l == 1+4*4 && 4 == sscanf (name, "#%4hx%4hx%4hx%4hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
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;
622 if (XAllocColor (screen->xdisp, screen->cmap, &xc)) 653 else if (XParseColor (screen->xdisp, screen->cmap, name, &xc))
623 {
624 p = xc.pixel;
625 return true;
626 } 654 {
655 r.r = xc.red;
656 r.g = xc.green;
657 r.b = xc.blue;
658 mult = rxvt_rgba::MAX_CC / 0xffff;
659 }
660 else
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 }
627 668
628 return false; 669 r.r *= mult; r.g *= mult; r.b *= mult; r.a *= mult;
670
671 return set (screen, r);
672}
673
674bool
675rxvt_color::set (rxvt_screen *screen, rxvt_rgba rgba)
676{
677 bool got = alloc (screen, rgba);
678
679#if !ENABLE_MINIMAL
680 int cmap_size = screen->visual->map_entries;
681
682 if (!got
683 && screen->visual->c_class == PseudoColor
684 && cmap_size < 4096)
685 {
686 XColor *colors = new XColor [screen->visual->map_entries];
687
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 }
629#endif 716#endif
717
718 return got;
630} 719}
631 720
632void 721void
633rxvt_color::get (rxvt_screen *screen, rxvt_rgba &rgba) 722rxvt_color::get (rxvt_screen *screen, rxvt_rgba &rgba)
634{ 723{

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