… | |
… | |
26 | |
26 | |
27 | #include <cstdlib> |
27 | #include <cstdlib> |
28 | |
28 | |
29 | #include <inttypes.h> |
29 | #include <inttypes.h> |
30 | |
30 | |
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|
31 | #if XFT |
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|
32 | # include <fontconfig/fontconfig.h> |
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|
33 | #endif |
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|
34 | |
31 | #define MAX_OVERLAP_ROMAN (8 + 2) // max. character width in 8ths of the base width |
35 | #define MAX_OVERLAP_ROMAN (8 + 2) // max. character width in 8ths of the base width |
32 | #define MAX_OVERLAP_ITALIC (8 + 3) // max. overlap for italic fonts |
36 | #define MAX_OVERLAP_ITALIC (8 + 3) // max. overlap for italic fonts |
33 | |
37 | |
34 | #define OVERLAP_OK(w,wcw,prop) ((w) <= ( \ |
38 | #define OVERLAP_OK(w,wcw,prop) ((w) <= ( \ |
35 | (prop)->slant >= rxvt_fontprop::italic \ |
39 | (prop)->slant >= rxvt_fontprop::italic \ |
36 | ? ((prop)->width * (wcw) * MAX_OVERLAP_ITALIC + 7) >> 3 \ |
40 | ? ((prop)->width * (wcw) * MAX_OVERLAP_ITALIC + 7) >> 3 \ |
37 | : ((prop)->width * (wcw) * MAX_OVERLAP_ROMAN + 7) >> 3 \ |
41 | : ((prop)->width * (wcw) * MAX_OVERLAP_ROMAN + 7) >> 3 \ |
38 | )) |
42 | )) |
39 | |
43 | |
40 | const struct rxvt_fallback_font { |
44 | static const struct rxvt_fallback_font { |
41 | codeset cs; |
45 | codeset cs; |
42 | const char *name; |
46 | const char *name; |
43 | } fallback_fonts[] = { |
47 | } fallback_fonts[] = { |
44 | { CS_ISO8859_1, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-1" }, |
48 | { CS_ISO8859_1, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-1" }, |
45 | { CS_ISO8859_15, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-15" }, |
49 | { CS_ISO8859_15, "-*-*-*-r-*--*-*-*-*-c-*-iso8859-15" }, |
… | |
… | |
155 | '0', '1', '8', 'a', 'd', 'x', 'm', 'y', 'g', 'W', 'X', '\'', '_', |
159 | '0', '1', '8', 'a', 'd', 'x', 'm', 'y', 'g', 'W', 'X', '\'', '_', |
156 | 0x00cd, 0x00d5, 0x0114, 0x0177, 0x0643, // ÍÕĔŷﻙ |
160 | 0x00cd, 0x00d5, 0x0114, 0x0177, 0x0643, // ÍÕĔŷﻙ |
157 | 0x304c, 0x672c, // が本 |
161 | 0x304c, 0x672c, // が本 |
158 | }; |
162 | }; |
159 | |
163 | |
160 | #define NUM_EXTENT_TEST_CHARS (sizeof (extent_test_chars) / sizeof (extent_test_chars[0])) |
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|
161 | |
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|
162 | #define dTermDisplay Display *disp = term->dpy |
164 | #define dTermDisplay Display *disp = term->dpy |
163 | #define dTermGC GC gc = term->gc |
165 | #define dTermGC GC gc = term->gc |
164 | |
166 | |
165 | ///////////////////////////////////////////////////////////////////////////// |
167 | ///////////////////////////////////////////////////////////////////////////// |
166 | |
168 | |
… | |
… | |
448 | |
450 | |
449 | text_t chrs[2]; |
451 | text_t chrs[2]; |
450 | chrs [1] = NOCHAR; |
452 | chrs [1] = NOCHAR; |
451 | |
453 | |
452 | *chrs = cc->c1; |
454 | *chrs = cc->c1; |
453 | rxvt_font *f1 = (*fs)[fs->find_font (cc->c1)]; |
455 | rxvt_font *f1 = (*fs)[fs->find_font_idx (cc->c1)]; |
454 | f1->draw (d, x, y, chrs, width, fg, bg); |
456 | f1->draw (d, x, y, chrs, width, fg, bg); |
455 | |
457 | |
456 | if (cc->c2 != NOCHAR) |
458 | if (cc->c2 != NOCHAR) |
457 | { |
459 | { |
458 | bool careful; |
460 | bool careful; |
459 | |
461 | |
460 | // prefer font of first character, for no good reasons |
462 | // prefer font of first character, for no good reasons |
461 | *chrs = cc->c2; |
463 | *chrs = cc->c2; |
462 | rxvt_font *f2 = (f1->has_char (cc->c2, 0, careful) && !careful) |
464 | rxvt_font *f2 = (f1->has_char (cc->c2, 0, careful) && !careful) |
463 | ? f1 |
465 | ? f1 |
464 | : (*fs)[fs->find_font (cc->c2)]; |
466 | : (*fs)[fs->find_font_idx (cc->c2)]; |
465 | |
467 | |
466 | f2->draw (d, x, y, chrs, width, fg, Color_none); |
468 | f2->draw (d, x, y, chrs, width, fg, Color_none); |
467 | } |
469 | } |
468 | } |
470 | } |
469 | #endif |
471 | #endif |
… | |
… | |
482 | |
484 | |
483 | x += fwidth; |
485 | x += fwidth; |
484 | } |
486 | } |
485 | } |
487 | } |
486 | |
488 | |
|
|
489 | struct rxvt_font_overflow : rxvt_font { |
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|
490 | struct rxvt_fontset *fs; |
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|
491 | |
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|
492 | rxvt_font_overflow (rxvt_fontset *fs) |
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493 | : rxvt_font () |
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|
494 | { |
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|
495 | this->fs = fs; |
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|
496 | } |
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|
497 | |
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|
498 | rxvt_fontprop properties () |
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|
499 | { |
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|
500 | rxvt_fontprop p; |
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501 | |
|
|
502 | p.width = p.height = 1; |
|
|
503 | p.ascent = rxvt_fontprop::unset; |
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|
504 | p.weight = rxvt_fontprop::medium; |
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|
505 | p.slant = rxvt_fontprop::roman; |
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506 | |
|
|
507 | return p; |
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|
508 | } |
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|
509 | |
|
|
510 | bool load (const rxvt_fontprop &prop, bool force_prop) |
|
|
511 | { |
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|
512 | width = 1; height = 1; |
|
|
513 | ascent = 1; descent = 0; |
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|
514 | |
|
|
515 | set_name (strdup ("built-in rendition overflow font")); |
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|
516 | |
|
|
517 | return true; |
|
|
518 | } |
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|
519 | |
|
|
520 | bool has_char (unicode_t unicode, const rxvt_fontprop *prop, bool &careful) const |
|
|
521 | { |
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|
522 | return false; |
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|
523 | } |
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|
524 | |
|
|
525 | void draw (rxvt_drawable &d, int x, int y, |
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|
526 | const text_t *text, int len, |
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|
527 | int fg, int bg) |
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|
528 | { |
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|
529 | while (len--) |
|
|
530 | { |
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|
531 | int fid = fs->find_font_idx (*text); |
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|
532 | (*fs)[fid]->draw (d, x, y, text, 1, fg, bg); |
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|
533 | ++text; |
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|
534 | x += term->fwidth; |
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|
535 | } |
|
|
536 | } |
|
|
537 | }; |
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|
538 | |
487 | ///////////////////////////////////////////////////////////////////////////// |
539 | ///////////////////////////////////////////////////////////////////////////// |
488 | |
540 | |
489 | struct rxvt_font_x11 : rxvt_font { |
541 | struct rxvt_font_x11 : rxvt_font { |
490 | rxvt_font_x11 () { f = 0; } |
542 | rxvt_font_x11 () { f = 0; } |
491 | |
543 | |
… | |
… | |
864 | } |
916 | } |
865 | #endif |
917 | #endif |
866 | |
918 | |
867 | width = 1; |
919 | width = 1; |
868 | |
920 | |
869 | for (uint16_t *t = extent_test_chars + NUM_EXTENT_TEST_CHARS; t-- > extent_test_chars; ) |
921 | for (uint16_t *t = extent_test_chars + ARRAY_LENGTH(extent_test_chars); t-- > extent_test_chars; ) |
870 | { |
922 | { |
871 | if (FROM_UNICODE (cs, *t) == NOCHAR) |
923 | if (FROM_UNICODE (cs, *t) == NOCHAR) |
872 | continue; |
924 | continue; |
873 | |
925 | |
874 | // ignore characters we wouldn't use anyways |
926 | // ignore characters we wouldn't use anyways |
… | |
… | |
1182 | |
1234 | |
1183 | XftUnlockFace (f); |
1235 | XftUnlockFace (f); |
1184 | |
1236 | |
1185 | int glheight = height; |
1237 | int glheight = height; |
1186 | |
1238 | |
1187 | for (uint16_t *t = extent_test_chars + NUM_EXTENT_TEST_CHARS; t-- > extent_test_chars; ) |
1239 | for (uint16_t *t = extent_test_chars + ARRAY_LENGTH(extent_test_chars); t-- > extent_test_chars; ) |
1188 | { |
1240 | { |
1189 | FcChar16 ch = *t; |
1241 | FcChar16 ch = *t; |
1190 | |
1242 | |
1191 | if (cs != CS_UNICODE |
1243 | if (cs != CS_UNICODE |
1192 | && ch > 0x100 |
1244 | && ch > 0x100 |
… | |
… | |
1353 | && (bg == Color_transparent || bg == Color_bg |
1405 | && (bg == Color_transparent || bg == Color_bg |
1354 | || (bg >= 0 && !term->pix_colors[bg].is_opaque () && ((dst = XftDrawPicture (d2)))))) |
1406 | || (bg >= 0 && !term->pix_colors[bg].is_opaque () && ((dst = XftDrawPicture (d2)))))) |
1355 | { |
1407 | { |
1356 | int src_x = x, src_y = y; |
1408 | int src_x = x, src_y = y; |
1357 | |
1409 | |
1358 | if (term->bgPixmap.is_parentOrigin ()) |
1410 | if (term->bgPixmap.flags & bgPixmap_t::isTransparent) |
1359 | { |
1411 | { |
1360 | src_x += term->window_vt_x; |
1412 | src_x += term->window_vt_x; |
1361 | src_y += term->window_vt_y; |
1413 | src_y += term->window_vt_y; |
1362 | } |
1414 | } |
1363 | |
1415 | |
… | |
… | |
1432 | prop.width = prop.height = prop.ascent = prop.weight = prop.slant |
1484 | prop.width = prop.height = prop.ascent = prop.weight = prop.slant |
1433 | = rxvt_fontprop::unset; |
1485 | = rxvt_fontprop::unset; |
1434 | force_prop = false; |
1486 | force_prop = false; |
1435 | |
1487 | |
1436 | for (rxvt_font **i = fonts.begin (); i != fonts.end (); i++) |
1488 | for (rxvt_font **i = fonts.begin (); i != fonts.end (); i++) |
1437 | FONT_UNREF (*i); |
1489 | (*i)->unref (); |
1438 | |
1490 | |
1439 | for (pagemap **p = fmap.begin (); p != fmap.end (); p++) |
1491 | for (pagemap **p = fmap.begin (); p != fmap.end (); p++) |
1440 | delete *p; |
1492 | delete *p; |
1441 | |
1493 | |
1442 | free (fontdesc); fontdesc = 0; |
1494 | free (fontdesc); fontdesc = 0; |
… | |
… | |
1444 | fonts.clear (); |
1496 | fonts.clear (); |
1445 | |
1497 | |
1446 | fallback = fallback_fonts; |
1498 | fallback = fallback_fonts; |
1447 | } |
1499 | } |
1448 | |
1500 | |
|
|
1501 | void |
|
|
1502 | rxvt_fontset::prepare_font (rxvt_font *font, codeset cs) |
|
|
1503 | { |
|
|
1504 | font->set_term (term); |
|
|
1505 | |
|
|
1506 | font->cs = cs; |
|
|
1507 | font->loaded = false; |
|
|
1508 | } |
|
|
1509 | |
1449 | rxvt_font * |
1510 | rxvt_font * |
1450 | rxvt_fontset::new_font (const char *name, codeset cs) |
1511 | rxvt_fontset::new_font (const char *name, codeset cs) |
1451 | { |
1512 | { |
1452 | rxvt_font *f; |
1513 | rxvt_font *f; |
1453 | |
1514 | |
… | |
… | |
1469 | f = new rxvt_font_x11; |
1530 | f = new rxvt_font_x11; |
1470 | } |
1531 | } |
1471 | else |
1532 | else |
1472 | f = new rxvt_font_x11; |
1533 | f = new rxvt_font_x11; |
1473 | |
1534 | |
1474 | f->set_term (term); |
|
|
1475 | f->set_name (strdup (name)); |
1535 | f->set_name (strdup (name)); |
1476 | |
1536 | prepare_font (f, cs); |
1477 | f->cs = cs; |
|
|
1478 | f->loaded = false; |
|
|
1479 | |
1537 | |
1480 | return f; |
1538 | return f; |
1481 | } |
1539 | } |
1482 | |
1540 | |
1483 | ///////////////////////////////////////////////////////////////////////////// |
1541 | ///////////////////////////////////////////////////////////////////////////// |
|
|
1542 | |
|
|
1543 | void |
|
|
1544 | rxvt_fontset::push_font (rxvt_font *font) |
|
|
1545 | { |
|
|
1546 | // the fontCount index is reserved for the overflow font, it is only |
|
|
1547 | // necessary when we get fontCount or more fonts, as they cannot be |
|
|
1548 | // represented in the rendition. |
|
|
1549 | if (fonts.size () == fontCount) |
|
|
1550 | { |
|
|
1551 | rxvt_font *f = new rxvt_font_overflow (this); |
|
|
1552 | |
|
|
1553 | prepare_font (f, CS_UNICODE); |
|
|
1554 | fonts.push_back (f); |
|
|
1555 | } |
|
|
1556 | |
|
|
1557 | fonts.push_back (font); |
|
|
1558 | } |
1484 | |
1559 | |
1485 | void |
1560 | void |
1486 | rxvt_fontset::add_fonts (const char *desc) |
1561 | rxvt_fontset::add_fonts (const char *desc) |
1487 | { |
1562 | { |
1488 | if (desc) |
1563 | if (desc) |
… | |
… | |
1529 | if (end - desc < 511) |
1604 | if (end - desc < 511) |
1530 | { |
1605 | { |
1531 | memcpy (buf, desc, end - desc); |
1606 | memcpy (buf, desc, end - desc); |
1532 | buf[end - desc] = 0; |
1607 | buf[end - desc] = 0; |
1533 | |
1608 | |
1534 | fonts.push_back (new_font (buf, cs)); |
1609 | push_font (new_font (buf, cs)); |
1535 | } |
1610 | } |
1536 | else |
1611 | else |
1537 | rxvt_warn ("fontset element too long (>511 bytes), ignored."); |
1612 | rxvt_warn ("fontset element too long (>511 bytes), ignored."); |
1538 | |
1613 | |
1539 | desc = end + 1; |
1614 | desc = end + 1; |
… | |
… | |
1567 | { |
1642 | { |
1568 | clear (); |
1643 | clear (); |
1569 | |
1644 | |
1570 | fontdesc = strdup (desc); |
1645 | fontdesc = strdup (desc); |
1571 | |
1646 | |
1572 | fonts.push_back (new_font (0, CS_UNICODE)); |
1647 | push_font (new_font (0, CS_UNICODE)); |
1573 | realize_font (0); |
1648 | realize_font (0); |
1574 | |
1649 | |
1575 | add_fonts (desc); |
1650 | add_fonts (desc); |
1576 | |
1651 | |
1577 | return true; |
1652 | return true; |
… | |
… | |
1586 | |
1661 | |
1587 | return -1; |
1662 | return -1; |
1588 | } |
1663 | } |
1589 | |
1664 | |
1590 | int |
1665 | int |
1591 | rxvt_fontset::find_font (unicode_t unicode) |
1666 | rxvt_fontset::find_font_idx (unicode_t unicode) |
1592 | { |
1667 | { |
1593 | if (unicode >= 1<<20) |
1668 | if (unicode >= 1<<20) |
1594 | return 0; |
1669 | return 0; |
1595 | |
1670 | |
1596 | unicode_t hi = unicode >> 8; |
1671 | unicode_t hi = unicode >> 8; |
… | |
… | |
1622 | goto next_font; |
1697 | goto next_font; |
1623 | |
1698 | |
1624 | bool careful; |
1699 | bool careful; |
1625 | if (f->has_char (unicode, &prop, careful)) |
1700 | if (f->has_char (unicode, &prop, careful)) |
1626 | { |
1701 | { |
1627 | if (careful) |
1702 | i = (i << 1) | careful; |
1628 | i |= 128; |
|
|
1629 | |
1703 | |
1630 | goto found; |
1704 | goto found; |
1631 | } |
1705 | } |
1632 | |
1706 | |
1633 | next_font: |
1707 | next_font: |
1634 | if (i == fonts.size () - 1) |
1708 | if (i == fonts.size () - 1) |
1635 | { |
1709 | { |
1636 | if (fallback->name) |
1710 | if (fallback->name) |
1637 | { |
1711 | { |
1638 | // search through the fallback list |
1712 | // search through the fallback list |
1639 | fonts.push_back (new_font (fallback->name, fallback->cs)); |
1713 | push_font (new_font (fallback->name, fallback->cs)); |
1640 | fallback++; |
1714 | fallback++; |
1641 | } |
1715 | } |
1642 | else |
1716 | else |
1643 | { |
1717 | { |
1644 | // try to find a new font. |
1718 | // try to find a new font. |
… | |
… | |
1677 | if (find_font (font) < 0) |
1751 | if (find_font (font) < 0) |
1678 | { |
1752 | { |
1679 | char fontname[4096]; |
1753 | char fontname[4096]; |
1680 | snprintf (fontname, sizeof (fontname), "xft:%s", font); |
1754 | snprintf (fontname, sizeof (fontname), "xft:%s", font); |
1681 | |
1755 | |
1682 | fonts.push_back (new_font (fontname, CS_UNICODE)); |
1756 | push_font (new_font (fontname, CS_UNICODE)); |
1683 | } |
1757 | } |
1684 | |
1758 | |
1685 | free (font); |
1759 | free (font); |
1686 | } |
1760 | } |
1687 | #endif |
1761 | #endif |