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Comparing rxvt-unicode/src/rxvtfont.C (file contents):
Revision 1.137 by root, Wed Jan 23 10:57:19 2008 UTC vs.
Revision 1.155 by root, Tue Mar 30 23:00:35 2010 UTC

1/*----------------------------------------------------------------------* 1/*----------------------------------------------------------------------*
2 * File: rxvtfont.C 2 * File: rxvtfont.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com> 4 * Copyright (c) 2003-2008 Marc Lehmann <pcg@goof.com>
5 * - original version. 5 * - original version.
6 * 6 *
7 * This program is free software; you can redistribute it and/or modify 7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by 8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or 9 * the Free Software Foundation; either version 2 of the License, or
79 79
80 // japanese 80 // japanese
81#if ENCODING_JP || ENCODING_JP_EXT 81#if ENCODING_JP || ENCODING_JP_EXT
82# if XFT 82# if XFT
83 // prefer xft for complex scripts 83 // prefer xft for complex scripts
84 { CS_JIS0208_1990_0, "xft:Sazanami Mincho:antialias=false" },
84 { CS_JIS0208_1990_0, "xft:Kochi Gothic:antialias=false" }, 85 { CS_JIS0208_1990_0, "xft:Kochi Gothic:antialias=false" },
85 { CS_JIS0208_1990_0, "xft:Sazanami Mincho:antialias=false" },
86 { CS_JIS0208_1990_0, "xft:Mincho:antialias=false" }, 86 { CS_JIS0208_1990_0, "xft:Mincho:antialias=false" },
87 { CS_JIS0208_1990_0, "xft::lang=ja:antialias=false" }, 87 { CS_JIS0208_1990_0, "xft::lang=ja:antialias=false" },
88# endif 88# endif
89 { CS_JIS0201_1976_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0201*-0" }, 89 { CS_JIS0201_1976_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0201*-0" },
90 { CS_JIS0208_1990_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0208*-0" }, 90 { CS_JIS0208_1990_0, "-*-mincho-*-r-*--*-*-*-*-c-*-jisx0208*-0" },
216: name(0), width(rxvt_fontprop::unset), height(rxvt_fontprop::unset) 216: name(0), width(rxvt_fontprop::unset), height(rxvt_fontprop::unset)
217{ 217{
218} 218}
219 219
220void 220void
221rxvt_font::set_name (char *name) 221rxvt_font::set_name (char *name_)
222{ 222{
223 if (this->name == name) 223 if (name == name_)
224 return; 224 return;
225 225
226 if (this->name) free (this->name); // let the compiler optimize 226 if (name) free (name); // let the compiler optimize
227 this->name = name; 227 name = name_;
228} 228}
229 229
230void 230void
231rxvt_font::clear_rect (rxvt_drawable &d, int x, int y, int w, int h, int color) const 231rxvt_font::clear_rect (rxvt_drawable &d, int x, int y, int w, int h, int color) const
232{ 232{
448 448
449 text_t chrs[2]; 449 text_t chrs[2];
450 chrs [1] = NOCHAR; 450 chrs [1] = NOCHAR;
451 451
452 *chrs = cc->c1; 452 *chrs = cc->c1;
453 rxvt_font *f1 = (*fs)[fs->find_font (cc->c1)]; 453 rxvt_font *f1 = fs->get (cc->c1);
454 f1->draw (d, x, y, chrs, width, fg, bg); 454 f1->draw (d, x, y, chrs, width, fg, bg);
455 455
456 if (cc->c2 != NOCHAR) 456 if (cc->c2 != NOCHAR)
457 { 457 {
458 bool careful; 458 bool careful;
459 459
460 // prefer font of first character, for no good reasons 460 // prefer font of first character, for no good reasons
461 *chrs = cc->c2; 461 *chrs = cc->c2;
462 rxvt_font *f2 = (f1->has_char (cc->c2, 0, careful) && !careful) 462 rxvt_font *f2 = (f1->has_char (cc->c2, 0, careful) && !careful)
463 ? f1 463 ? f1
464 : (*fs)[fs->find_font (cc->c2)]; 464 : fs->get (cc->c2);
465 465
466 f2->draw (d, x, y, chrs, width, fg, Color_none); 466 f2->draw (d, x, y, chrs, width, fg, Color_none);
467 } 467 }
468 } 468 }
469#endif 469#endif
792 return false; 792 return false;
793 793
794 char *registry = get_property (f, term->xa [XA_CHARSET_REGISTRY], 0); 794 char *registry = get_property (f, term->xa [XA_CHARSET_REGISTRY], 0);
795 char *encoding = get_property (f, term->xa [XA_CHARSET_ENCODING], 0); 795 char *encoding = get_property (f, term->xa [XA_CHARSET_ENCODING], 0);
796 796
797 cs = CS_UNKNOWN;
798
797 if (registry && encoding) 799 if (registry && encoding)
798 { 800 {
799 char charset[64]; 801 char charset[64];
800 snprintf (charset, 64, "%s-%s", registry, encoding); 802 snprintf (charset, 64, "%s-%s", registry, encoding);
801 803
802 cs = codeset_from_name (charset); 804 cs = codeset_from_name (charset);
805
806 if (cs == CS_UNKNOWN)
807 rxvt_warn ("%s: cannot deduce encoding from registry/encoding properties \"%s\", ignoring font.\n", name, charset);
803 } 808 }
804 else 809
810 free (registry);
811 free (encoding);
812
813 if (cs == CS_UNKNOWN)
805 { 814 {
806 const char *charset = get_property (f, XA_FONT, 0); 815 const char *charset = get_property (f, XA_FONT, 0);
807 816
808 if (!charset) 817 if (!charset)
809 charset = name; 818 charset = name;
812 while (*charset) 821 while (*charset)
813 if (*charset++ == '-' && !--count) 822 if (*charset++ == '-' && !--count)
814 break; 823 break;
815 824
816 cs = codeset_from_name (charset); 825 cs = codeset_from_name (charset);
826 if (cs == CS_UNKNOWN)
827 rxvt_warn ("%s: cannot deduce encoding from font name property \"%s\", ignoring font.\n", name, charset);
828 }
829
830 if (cs == CS_UNKNOWN)
817 } 831 {
818 832 clear ();
819 free (registry); 833 return false;
820 free (encoding); 834 }
821 835
822 if (cs == CS_UNICODE) 836 if (cs == CS_UNICODE)
823 cs = CS_UNICODE_16; // X11 can have a max. of 65536 chars per font 837 cs = CS_UNICODE_16; // X11 can have a max. of 65536 chars per font
824 838
825 encm = f->min_byte1 != 0 || f->max_byte1 != 0; 839 encm = f->min_byte1 != 0 || f->max_byte1 != 0;
870 884
871 int wcw = WCWIDTH (*t); 885 int wcw = WCWIDTH (*t);
872 if (wcw > 0) g.width = (g.width + wcw - 1) / wcw; 886 if (wcw > 0) g.width = (g.width + wcw - 1) / wcw;
873 887
874 if (width < g.width) width = g.width; 888 if (width < g.width) width = g.width;
875 }
876
877 if (cs == CS_UNKNOWN)
878 {
879 fprintf (stderr, "unable to deduce codeset, ignoring font '%s'\n", name);
880
881 clear ();
882 return false;
883 } 889 }
884 890
885#if 0 // do it per-character 891#if 0 // do it per-character
886 if (prop && width > prop->width) 892 if (prop && width > prop->width)
887 { 893 {
1133 FcPatternAddInteger (p, FC_SLANT, prop.slant); 1139 FcPatternAddInteger (p, FC_SLANT, prop.slant);
1134 1140
1135#if 0 // clipping unfortunately destroys our precious double-width-characters 1141#if 0 // clipping unfortunately destroys our precious double-width-characters
1136 // clip width, we can't do better, or can we? 1142 // clip width, we can't do better, or can we?
1137 if (FcPatternGet (p, FC_CHAR_WIDTH, 0, &v) != FcResultMatch) 1143 if (FcPatternGet (p, FC_CHAR_WIDTH, 0, &v) != FcResultMatch)
1138 FcPatternAddInteger (p, FC_CHAR_WIDTH, prop->width); 1144 FcPatternAddInteger (p, FC_CHAR_WIDTH, prop.width);
1139#endif 1145#endif
1140 1146
1141 if (FcPatternGet (p, FC_MINSPACE, 0, &v) != FcResultMatch) 1147 if (FcPatternGet (p, FC_MINSPACE, 0, &v) != FcResultMatch)
1142 FcPatternAddBool (p, FC_MINSPACE, 1); 1148 FcPatternAddBool (p, FC_MINSPACE, 1);
1143 1149
1287rxvt_font_xft::draw (rxvt_drawable &d, int x, int y, 1293rxvt_font_xft::draw (rxvt_drawable &d, int x, int y,
1288 const text_t *text, int len, 1294 const text_t *text, int len,
1289 int fg, int bg) 1295 int fg, int bg)
1290{ 1296{
1291 XGlyphInfo extents; 1297 XGlyphInfo extents;
1292 XftGlyphSpec *enc = (XftGlyphSpec *)rxvt_temp_buf (len * sizeof (XftGlyphSpec)); 1298 XftGlyphSpec *enc = rxvt_temp_buf<XftGlyphSpec> (len);
1293 XftGlyphSpec *ep = enc; 1299 XftGlyphSpec *ep = enc;
1294 1300
1295 dTermDisplay; 1301 dTermDisplay;
1296 dTermGC; 1302 dTermGC;
1297 1303
1298 int w = term->fwidth * len; 1304 int w = term->fwidth * len;
1299 int h = term->fheight; 1305 int h = term->fheight;
1300 1306
1301 /*
1302 * Maybe make buffering into a resource flag? Compile time option doesn't seems like a
1303 * good idea from the perspective of packaging for wide variety of user configs.
1304 */
1305 bool buffered = bg >= Color_transparent; 1307 bool buffered = bg >= Color_transparent
1306#ifdef FORCE_UNBUFFERED_XFT 1308 && term->option (Opt_buffered);
1307 buffered = false;
1308#endif
1309 1309
1310 // cut trailing spaces 1310 // cut trailing spaces
1311 while (len && text [len - 1] == ' ') 1311 while (len && text [len - 1] == ' ')
1312 len--; 1312 len--;
1313 1313
1342 1342
1343 if (buffered) 1343 if (buffered)
1344 { 1344 {
1345 if (ep != enc) 1345 if (ep != enc)
1346 { 1346 {
1347 bool back_rendered = false;
1348 rxvt_drawable &d2 = d.screen->scratch_drawable (w, h); 1347 rxvt_drawable &d2 = d.screen->scratch_drawable (w, h);
1349 1348
1350#ifdef HAVE_BG_PIXMAP 1349#ifdef HAVE_BG_PIXMAP
1350 Picture dst = 0; // the only assignment is done conditionally in the following if condition
1351 1351
1352 if (term->bgPixmap.pixmap 1352 if (term->bgPixmap.pixmap
1353 && !(bg >= 0 && term->pix_colors[bg].is_opaque ())) 1353 && (bg == Color_transparent || bg == Color_bg
1354 || (bg >= 0 && !term->pix_colors[bg].is_opaque () && ((dst = XftDrawPicture (d2))))))
1354 { 1355 {
1355 Picture dst = XftDrawPicture (d2);
1356
1357 int src_x = x, src_y = y; 1356 int src_x = x, src_y = y;
1358 1357
1359 if (term->bgPixmap.is_parentOrigin ()) 1358 if (term->bgPixmap.is_parentOrigin ())
1360 { 1359 {
1361 src_x += term->window_vt_x; 1360 src_x += term->window_vt_x;
1362 src_y += term->window_vt_y; 1361 src_y += term->window_vt_y;
1363 } 1362 }
1364 1363
1365 if (term->bgPixmap.pmap_width >= src_x+w 1364 if (term->bgPixmap.pmap_width >= src_x + w
1366 && term->bgPixmap.pmap_height >= src_y+h) 1365 && term->bgPixmap.pmap_height >= src_y + h)
1367 { 1366 {
1368 XCopyArea (disp, term->bgPixmap.pixmap, d2, gc, 1367 XCopyArea (disp, term->bgPixmap.pixmap, d2, gc,
1369 src_x, src_y, w, h, 0, 0); 1368 src_x, src_y, w, h, 0, 0);
1370 } 1369 }
1371 else 1370 else
1385 1384
1386 gcv.fill_style = FillSolid; 1385 gcv.fill_style = FillSolid;
1387 XChangeGC (disp, gc, GCFillStyle, &gcv); 1386 XChangeGC (disp, gc, GCFillStyle, &gcv);
1388 } 1387 }
1389 1388
1390 if (bg >= 0 && dst) // colour must be (and is) non-opaque here 1389 if (dst)
1391 { 1390 {
1392 Picture solid_color_pict = XftDrawSrcPicture (d2, &term->pix_colors[bg].c); 1391 Picture solid_color_pict = XftDrawSrcPicture (d2, &term->pix_colors[bg].c);
1392
1393 // dst can only be set when bg >= 0
1393 XRenderComposite (disp, PictOpOver, solid_color_pict, None, dst, 0, 0, 0, 0, 0, 0, w, h); 1394 XRenderComposite (disp, PictOpOver, solid_color_pict, None, dst, 0, 0, 0, 0, 0, 0, w, h);
1394 } 1395 }
1395
1396 back_rendered = true;
1397 } 1396 }
1397 else
1398#endif 1398#endif
1399
1400 if (!back_rendered)
1401 XftDrawRect (d2, &term->pix_colors[bg < 0 ? Color_bg : bg].c, 0, 0, w, h); 1399 XftDrawRect (d2, &term->pix_colors[bg >= 0 ? bg : Color_bg].c, 0, 0, w, h);
1402 1400
1403 XftDrawGlyphSpec (d2, &term->pix_colors[fg].c, f, enc, ep - enc); 1401 XftDrawGlyphSpec (d2, &term->pix_colors[fg].c, f, enc, ep - enc);
1404 XCopyArea (disp, d2, d, gc, 0, 0, w, h, x, y); 1402 XCopyArea (disp, d2, d, gc, 0, 0, w, h, x, y);
1405 } 1403 }
1406 else 1404 else
1588 1586
1589 return -1; 1587 return -1;
1590} 1588}
1591 1589
1592int 1590int
1593rxvt_fontset::find_font (unicode_t unicode) 1591rxvt_fontset::find_font_ (unicode_t unicode)
1594{ 1592{
1595 if (unicode >= 1<<20) 1593 if (unicode >= 1<<20)
1596 return 0; 1594 return 0;
1597 1595
1598 unicode_t hi = unicode >> 8; 1596 unicode_t hi = unicode >> 8;
1677 FcPatternDestroy (match); 1675 FcPatternDestroy (match);
1678 1676
1679 if (find_font (font) < 0) 1677 if (find_font (font) < 0)
1680 { 1678 {
1681 char fontname[4096]; 1679 char fontname[4096];
1682 sprintf (fontname, "xft:%-.4090s", font); 1680 snprintf (fontname, sizeof (fontname), "xft:%s", font);
1683 1681
1684 fonts.push_back (new_font (fontname, CS_UNICODE)); 1682 fonts.push_back (new_font (fontname, CS_UNICODE));
1685 } 1683 }
1686 1684
1687 free (font); 1685 free (font);
1711 } 1709 }
1712 1710
1713 return i; 1711 return i;
1714} 1712}
1715 1713
1714int
1715rxvt_fontset::find_font (unicode_t unicode)
1716{
1717 return min<int> (fontCount, find_font_ (unicode));
1718}
1716 1719
1717 1720
1721

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