qfontsubset.cpp

奇趣公司比较新的qt/emd版本

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#include <qdebug.h>
#include "qfontsubset_p.h"
#include <qendian.h>
#include <qpainterpath.h>
#include "private/qpdf_p.h"

#ifdef Q_WS_X11
#include "private/qfontengine_x11_p.h"
#endif

#ifndef QT_NO_FREETYPE
#if defined(Q_WS_X11) || defined(Q_WS_QWS)
#    include "private/qfontengine_ft_p.h"
#endif
#include <ft2build.h>
#include FT_FREETYPE_H
#endif

#ifndef QT_NO_PRINTER

static const char * const agl =
".notdef\0space\0exclam\0quotedbl\0numbersign\0dollar\0percent\0ampersand\0"
"quotesingle\0parenleft\0parenright\0asterisk\0plus\0comma\0hyphen\0period\0"
"slash\0zero\0one\0two\0three\0four\0five\0six\0seven\0eight\0nine\0colon\0"
"semicolon\0less\0equal\0greater\0question\0at\0A\0B\0C\0D\0E\0F\0G\0H\0I\0J\0"
"K\0L\0M\0N\0O\0P\0Q\0R\0S\0T\0U\0V\0W\0X\0Y\0Z\0bracketleft\0backslash\0"
"bracketright\0asciicircum\0underscore\0grave\0a\0b\0c\0d\0e\0f\0g\0h\0i\0j\0"
"k\0l\0m\0n\0o\0p\0q\0r\0s\0t\0u\0v\0w\0x\0y\0z\0braceleft\0bar\0braceright\0"
"asciitilde\0space\0exclamdown\0cent\0sterling\0currency\0yen\0brokenbar\0"
"section\0dieresis\0copyright\0ordfeminine\0guillemotleft\0logicalnot\0"
"hyphen\0registered\0macron\0degree\0plusminus\0twosuperior\0threesuperior\0"
"acute\0mu\0paragraph\0periodcentered\0cedilla\0onesuperior\0ordmasculine\0"
"guillemotright\0onequarter\0onehalf\0threequarters\0questiondown\0Agrave\0"
"Aacute\0Acircumflex\0Atilde\0Adieresis\0Aring\0AE\0Ccedilla\0Egrave\0Eacute\0"
"Ecircumflex\0Edieresis\0Igrave\0Iacute\0Icircumflex\0Idieresis\0Eth\0Ntilde\0"
"Ograve\0Oacute\0Ocircumflex\0Otilde\0Odieresis\0multiply\0Oslash\0Ugrave\0"
"Uacute\0Ucircumflex\0Udieresis\0Yacute\0Thorn\0germandbls\0agrave\0aacute\0"
"acircumflex\0atilde\0adieresis\0aring\0ae\0ccedilla\0egrave\0eacute\0"
"ecircumflex\0edieresis\0igrave\0iacute\0icircumflex\0idieresis\0eth\0ntilde\0"
"ograve\0oacute\0ocircumflex\0otilde\0odieresis\0divide\0oslash\0ugrave\0"
"uacute\0ucircumflex\0udieresis\0yacute\0thorn\0ydieresis\0Amacron\0amacron\0"
"Abreve\0abreve\0Aogonek\0aogonek\0Cacute\0cacute\0Ccircumflex\0ccircumflex\0"
"Cdotaccent\0cdotaccent\0Ccaron\0ccaron\0Dcaron\0dcaron\0Dcroat\0dcroat\0"
"Emacron\0emacron\0Ebreve\0ebreve\0Edotaccent\0edotaccent\0Eogonek\0eogonek\0"
"Ecaron\0ecaron\0Gcircumflex\0gcircumflex\0Gbreve\0gbreve\0Gdotaccent\0"
"gdotaccent\0Gcommaaccent\0gcommaaccent\0Hcircumflex\0hcircumflex\0Hbar\0"
"hbar\0Itilde\0itilde\0Imacron\0imacron\0Ibreve\0ibreve\0Iogonek\0iogonek\0"
"Idotaccent\0dotlessi\0IJ\0ij\0Jcircumflex\0jcircumflex\0Kcommaaccent\0"
"kcommaaccent\0kgreenlandic\0Lacute\0lacute\0Lcommaaccent\0lcommaaccent\0"
"Lcaron\0lcaron\0Ldot\0ldot\0Lslash\0lslash\0Nacute\0nacute\0Ncommaaccent\0"
"ncommaaccent\0Ncaron\0ncaron\0napostrophe\0Eng\0eng\0Omacron\0omacron\0"
"Obreve\0obreve\0Ohungarumlaut\0ohungarumlaut\0OE\0oe\0Racute\0racute\0"
"Rcommaaccent\0rcommaaccent\0Rcaron\0rcaron\0Sacute\0sacute\0Scircumflex\0"
"scircumflex\0Scedilla\0scedilla\0Scaron\0scaron\0Tcaron\0tcaron\0Tbar\0tbar\0"
"Utilde\0utilde\0Umacron\0umacron\0Ubreve\0ubreve\0Uring\0uring\0"
"Uhungarumlaut\0uhungarumlaut\0Uogonek\0uogonek\0Wcircumflex\0wcircumflex\0"
"Ycircumflex\0ycircumflex\0Ydieresis\0Zacute\0zacute\0Zdotaccent\0zdotaccent\0"
"Zcaron\0zcaron\0longs\0florin\0Ohorn\0ohorn\0Uhorn\0uhorn\0Gcaron\0gcaron\0"
"Aringacute\0aringacute\0AEacute\0aeacute\0Oslashacute\0oslashacute\0"
"Scommaaccent\0scommaaccent\0Tcommaaccent\0tcommaaccent\0afii57929\0"
"afii64937\0circumflex\0caron\0breve\0dotaccent\0ring\0ogonek\0tilde\0"
"hungarumlaut\0gravecomb\0acutecomb\0tildecomb\0hookabovecomb\0dotbelowcomb\0"
"tonos\0dieresistonos\0Alphatonos\0anoteleia\0Epsilontonos\0Etatonos\0"
"Iotatonos\0Omicrontonos\0Upsilontonos\0Omegatonos\0iotadieresistonos\0Alpha\0"
"Beta\0Gamma\0Delta\0Epsilon\0Zeta\0Eta\0Theta\0Iota\0Kappa\0Lambda\0Mu\0Nu\0"
"Xi\0Omicron\0Pi\0Rho\0Sigma\0Tau\0Upsilon\0Phi\0Chi\0Psi\0Omega\0"
"Iotadieresis\0Upsilondieresis\0alphatonos\0epsilontonos\0etatonos\0"
"iotatonos\0upsilondieresistonos\0alpha\0beta\0gamma\0delta\0epsilon\0zeta\0"
"eta\0theta\0iota\0kappa\0lambda\0mu\0nu\0xi\0omicron\0pi\0rho\0sigma1\0"
"sigma\0tau\0upsilon\0phi\0chi\0psi\0omega\0iotadieresis\0upsilondieresis\0"
;

static const struct { quint16 u; quint16 index; } unicode_to_aglindex[] = {
    {0x0000, 0}, {0x0020, 8}, {0x0021, 14}, {0x0022, 21},
    {0x0023, 30}, {0x0024, 41}, {0x0025, 48}, {0x0026, 56},
    {0x0027, 66}, {0x0028, 78}, {0x0029, 88}, {0x002A, 99},
    {0x002B, 108}, {0x002C, 113}, {0x002D, 119}, {0x002E, 126},
    {0x002F, 133}, {0x0030, 139}, {0x0031, 144}, {0x0032, 148},
    {0x0033, 152}, {0x0034, 158}, {0x0035, 163}, {0x0036, 168},
    {0x0037, 172}, {0x0038, 178}, {0x0039, 184}, {0x003A, 189},
    {0x003B, 195}, {0x003C, 205}, {0x003D, 210}, {0x003E, 216},
    {0x003F, 224}, {0x0040, 233}, {0x0041, 236}, {0x0042, 238},
    {0x0043, 240}, {0x0044, 242}, {0x0045, 244}, {0x0046, 246},
    {0x0047, 248}, {0x0048, 250}, {0x0049, 252}, {0x004A, 254},
    {0x004B, 256}, {0x004C, 258}, {0x004D, 260}, {0x004E, 262},
    {0x004F, 264}, {0x0050, 266}, {0x0051, 268}, {0x0052, 270},
    {0x0053, 272}, {0x0054, 274}, {0x0055, 276}, {0x0056, 278},
    {0x0057, 280}, {0x0058, 282}, {0x0059, 284}, {0x005A, 286},
    {0x005B, 288}, {0x005C, 300}, {0x005D, 310}, {0x005E, 323},
    {0x005F, 335}, {0x0060, 346}, {0x0061, 352}, {0x0062, 354},
    {0x0063, 356}, {0x0064, 358}, {0x0065, 360}, {0x0066, 362},
    {0x0067, 364}, {0x0068, 366}, {0x0069, 368}, {0x006A, 370},
    {0x006B, 372}, {0x006C, 374}, {0x006D, 376}, {0x006E, 378},
    {0x006F, 380}, {0x0070, 382}, {0x0071, 384}, {0x0072, 386},
    {0x0073, 388}, {0x0074, 390}, {0x0075, 392}, {0x0076, 394},
    {0x0077, 396}, {0x0078, 398}, {0x0079, 400}, {0x007A, 402},
    {0x007B, 404}, {0x007C, 414}, {0x007D, 418}, {0x007E, 429},
    {0x00A0, 440}, {0x00A1, 446}, {0x00A2, 457}, {0x00A3, 462},
    {0x00A4, 471}, {0x00A5, 480}, {0x00A6, 484}, {0x00A7, 494},
    {0x00A8, 502}, {0x00A9, 511}, {0x00AA, 521}, {0x00AB, 533},
    {0x00AC, 547}, {0x00AD, 558}, {0x00AE, 565}, {0x00AF, 576},
    {0x00B0, 583}, {0x00B1, 590}, {0x00B2, 600}, {0x00B3, 612},
    {0x00B4, 626}, {0x00B5, 632}, {0x00B6, 635}, {0x00B7, 645},
    {0x00B8, 660}, {0x00B9, 668}, {0x00BA, 680}, {0x00BB, 693},
    {0x00BC, 708}, {0x00BD, 719}, {0x00BE, 727}, {0x00BF, 741},
    {0x00C0, 754}, {0x00C1, 761}, {0x00C2, 768}, {0x00C3, 780},
    {0x00C4, 787}, {0x00C5, 797}, {0x00C6, 803}, {0x00C7, 806},
    {0x00C8, 815}, {0x00C9, 822}, {0x00CA, 829}, {0x00CB, 841},
    {0x00CC, 851}, {0x00CD, 858}, {0x00CE, 865}, {0x00CF, 877},
    {0x00D0, 887}, {0x00D1, 891}, {0x00D2, 898}, {0x00D3, 905},
    {0x00D4, 912}, {0x00D5, 924}, {0x00D6, 931}, {0x00D7, 941},
    {0x00D8, 950}, {0x00D9, 957}, {0x00DA, 964}, {0x00DB, 971},
    {0x00DC, 983}, {0x00DD, 993}, {0x00DE, 1000}, {0x00DF, 1006},
    {0x00E0, 1017}, {0x00E1, 1024}, {0x00E2, 1031}, {0x00E3, 1043},
    {0x00E4, 1050}, {0x00E5, 1060}, {0x00E6, 1066}, {0x00E7, 1069},
    {0x00E8, 1078}, {0x00E9, 1085}, {0x00EA, 1092}, {0x00EB, 1104},
    {0x00EC, 1114}, {0x00ED, 1121}, {0x00EE, 1128}, {0x00EF, 1140},
    {0x00F0, 1150}, {0x00F1, 1154}, {0x00F2, 1161}, {0x00F3, 1168},
    {0x00F4, 1175}, {0x00F5, 1187}, {0x00F6, 1194}, {0x00F7, 1204},
    {0x00F8, 1211}, {0x00F9, 1218}, {0x00FA, 1225}, {0x00FB, 1232},
    {0x00FC, 1244}, {0x00FD, 1254}, {0x00FE, 1261}, {0x00FF, 1267},
    {0x0100, 1277}, {0x0101, 1285}, {0x0102, 1293}, {0x0103, 1300},
    {0x0104, 1307}, {0x0105, 1315}, {0x0106, 1323}, {0x0107, 1330},
    {0x0108, 1337}, {0x0109, 1349}, {0x010A, 1361}, {0x010B, 1372},
    {0x010C, 1383}, {0x010D, 1390}, {0x010E, 1397}, {0x010F, 1404},
    {0x0110, 1411}, {0x0111, 1418}, {0x0112, 1425}, {0x0113, 1433},
    {0x0114, 1441}, {0x0115, 1448}, {0x0116, 1455}, {0x0117, 1466},
    {0x0118, 1477}, {0x0119, 1485}, {0x011A, 1493}, {0x011B, 1500},
    {0x011C, 1507}, {0x011D, 1519}, {0x011E, 1531}, {0x011F, 1538},
    {0x0120, 1545}, {0x0121, 1556}, {0x0122, 1567}, {0x0123, 1580},
    {0x0124, 1593}, {0x0125, 1605}, {0x0126, 1617}, {0x0127, 1622},
    {0x0128, 1627}, {0x0129, 1634}, {0x012A, 1641}, {0x012B, 1649},
    {0x012C, 1657}, {0x012D, 1664}, {0x012E, 1671}, {0x012F, 1679},
    {0x0130, 1687}, {0x0131, 1698}, {0x0132, 1707}, {0x0133, 1710},
    {0x0134, 1713}, {0x0135, 1725}, {0x0136, 1737}, {0x0137, 1750},
    {0x0138, 1763}, {0x0139, 1776}, {0x013A, 1783}, {0x013B, 1790},
    {0x013C, 1803}, {0x013D, 1816}, {0x013E, 1823}, {0x013F, 1830},
    {0x0140, 1835}, {0x0141, 1840}, {0x0142, 1847}, {0x0143, 1854},
    {0x0144, 1861}, {0x0145, 1868}, {0x0146, 1881}, {0x0147, 1894},
    {0x0148, 1901}, {0x0149, 1908}, {0x014A, 1920}, {0x014B, 1924},
    {0x014C, 1928}, {0x014D, 1936}, {0x014E, 1944}, {0x014F, 1951},
    {0x0150, 1958}, {0x0151, 1972}, {0x0152, 1986}, {0x0153, 1989},
    {0x0154, 1992}, {0x0155, 1999}, {0x0156, 2006}, {0x0157, 2019},
    {0x0158, 2032}, {0x0159, 2039}, {0x015A, 2046}, {0x015B, 2053},
    {0x015C, 2060}, {0x015D, 2072}, {0x015E, 2084}, {0x015F, 2093},
    {0x0160, 2102}, {0x0161, 2109}, {0x0164, 2116}, {0x0165, 2123},
    {0x0166, 2130}, {0x0167, 2135}, {0x0168, 2140}, {0x0169, 2147},
    {0x016A, 2154}, {0x016B, 2162}, {0x016C, 2170}, {0x016D, 2177},
    {0x016E, 2184}, {0x016F, 2190}, {0x0170, 2196}, {0x0171, 2210},
    {0x0172, 2224}, {0x0173, 2232}, {0x0174, 2240}, {0x0175, 2252},
    {0x0176, 2264}, {0x0177, 2276}, {0x0178, 2288}, {0x0179, 2298},
    {0x017A, 2305}, {0x017B, 2312}, {0x017C, 2323}, {0x017D, 2334},
    {0x017E, 2341}, {0x017F, 2348}, {0x0192, 2354}, {0x01A0, 2361},
    {0x01A1, 2367}, {0x01AF, 2373}, {0x01B0, 2379}, {0x01E6, 2385},
    {0x01E7, 2392}, {0x01FA, 2399}, {0x01FB, 2410}, {0x01FC, 2421},
    {0x01FD, 2429}, {0x01FE, 2437}, {0x01FF, 2449}, {0x0218, 2461},
    {0x0219, 2474}, {0x021A, 2487}, {0x021B, 2500}, {0x02BC, 2513},
    {0x02BD, 2523}, {0x02C6, 2533}, {0x02C7, 2544}, {0x02D8, 2550},
    {0x02D9, 2556}, {0x02DA, 2566}, {0x02DB, 2571}, {0x02DC, 2578},
    {0x02DD, 2584}, {0x0300, 2597}, {0x0301, 2607}, {0x0303, 2617},
    {0x0309, 2627}, {0x0323, 2641}, {0x0384, 2654}, {0x0385, 2660},
    {0x0386, 2674}, {0x0387, 2685}, {0x0388, 2695}, {0x0389, 2708},
    {0x038A, 2717}, {0x038C, 2727}, {0x038E, 2740}, {0x038F, 2753},
    {0x0390, 2764}, {0x0391, 2782}, {0x0392, 2788}, {0x0393, 2793},
    {0x0394, 2799}, {0x0395, 2805}, {0x0396, 2813}, {0x0397, 2818},
    {0x0398, 2822}, {0x0399, 2828}, {0x039A, 2833}, {0x039B, 2839},
    {0x039C, 2846}, {0x039D, 2849}, {0x039E, 2852}, {0x039F, 2855},
    {0x03A0, 2863}, {0x03A1, 2866}, {0x03A3, 2870}, {0x03A4, 2876},
    {0x03A5, 2880}, {0x03A6, 2888}, {0x03A7, 2892}, {0x03A8, 2896},
    {0x03A9, 2900}, {0x03AA, 2906}, {0x03AB, 2919}, {0x03AC, 2935},
    {0x03AD, 2946}, {0x03AE, 2959}, {0x03AF, 2968}, {0x03B0, 2978},
    {0x03B1, 2999}, {0x03B2, 3005}, {0x03B3, 3010}, {0x03B4, 3016},
    {0x03B5, 3022}, {0x03B6, 3030}, {0x03B7, 3035}, {0x03B8, 3039},
    {0x03B9, 3045}, {0x03BA, 3050}, {0x03BB, 3056}, {0x03BC, 3063},
    {0x03BD, 3066}, {0x03BE, 3069}, {0x03BF, 3072}, {0x03C0, 3080},
    {0x03C1, 3083}, {0x03C2, 3087}, {0x03C3, 3094}, {0x03C4, 3100},
    {0x03C5, 3104}, {0x03C6, 3112}, {0x03C7, 3116}, {0x03C8, 3120},
    {0x03C9, 3124}, {0x03CA, 3130}, {0x03CB, 3143}, {0x03CC, 3159},
    {0x03CD, 3172}, {0x03CE, 3185}, {0x03D1, 3196}, {0x03D2, 3203},
    {0x03D5, 3212}, {0x03D6, 3217}, {0xFFFF, 3224}
};

// This map is used for symbol fonts to get the correct glyph names for the latin range
static const unsigned short symbol_map[0x100] = {
    0x0000, 0x0001, 0x0002, 0x0003, 0x0004, 0x0005, 0x0006, 0x0007,
    0x0008, 0x0009, 0x000a, 0x000b, 0x000c, 0x000d, 0x000e, 0x000f,
    0x0010, 0x0011, 0x0012, 0x0013, 0x0014, 0x0015, 0x0016, 0x0017,
    0x0018, 0x0019, 0x001a, 0x001b, 0x001c, 0x001d, 0x001e, 0x001f,
    0x0020, 0x0021, 0x2200, 0x0023, 0x2203, 0x0025, 0x0026, 0x220b,
    0x0028, 0x0029, 0x2217, 0x002b, 0x002c, 0x2212, 0x002e, 0x002f,
    0x0030, 0x0031, 0x0032, 0x0033, 0x0034, 0x0035, 0x0036, 0x0037,
    0x0038, 0x0039, 0x003a, 0x003b, 0x003c, 0x003d, 0x003e, 0x003f,

    0x2245, 0x0391, 0x0392, 0x03a7, 0x0394, 0x0395, 0x03a6, 0x0393,
    0x0397, 0x0399, 0x03d1, 0x039a, 0x039b, 0x039c, 0x039d, 0x039f,
    0x03a0, 0x0398, 0x03a1, 0x03a3, 0x03a4, 0x03a5, 0x03c2, 0x03a9,
    0x039e, 0x03a8, 0x0396, 0x005b, 0x2234, 0x005d, 0x22a5, 0x005f,
    0xf8e5, 0x03b1, 0x03b2, 0x03c7, 0x03b4, 0x03b5, 0x03c6, 0x03b3,
    0x03b7, 0x03b9, 0x03d5, 0x03ba, 0x03bb, 0x03bc, 0x03bd, 0x03bf,
    0x03c0, 0x03b8, 0x03c1, 0x03c3, 0x03c4, 0x03c5, 0x03d6, 0x03c9,
    0x03be, 0x03c8, 0x03b6, 0x007b, 0x007c, 0x007d, 0x223c, 0x007f,

    0x0080, 0x0081, 0x0082, 0x0083, 0x0084, 0x0085, 0x0086, 0x0087,
    0x0088, 0x0089, 0x008a, 0x008b, 0x008c, 0x008d, 0x008e, 0x008f,
    0x0090, 0x0091, 0x0092, 0x0093, 0x0094, 0x0095, 0x0096, 0x0097,
    0x0098, 0x0099, 0x009a, 0x009b, 0x009c, 0x009d, 0x009e, 0x009f,
    0x20ac, 0x03d2, 0x2023, 0x2264, 0x2044, 0x221e, 0x0192, 0x2263,
    0x2666, 0x2665, 0x2660, 0x2194, 0x2190, 0x2191, 0x2192, 0x2193,
    0x00b0, 0x00b1, 0x2033, 0x2265, 0x00d7, 0x221d, 0x2202, 0x2022,
    0x00f7, 0x2260, 0x2261, 0x2248, 0x2026, 0xf8e6, 0xf8e7, 0x21b5,

    0x2135, 0x2111, 0x211c, 0x2118, 0x2297, 0x2295, 0x2205, 0x2229,
    0x222a, 0x2283, 0x2287, 0x2284, 0x2282, 0x2286, 0x2208, 0x2209,
    0x2220, 0x2207, 0xf6da, 0xf6d9, 0xf6db, 0x220f, 0x221a, 0x22c5,
    0x00ac, 0x2227, 0x2228, 0x21d4, 0x21d0, 0x21d1, 0x21d2, 0x21d3,
    0x25ca, 0x2329, 0xf8e8, 0xf8e9, 0xf8ea, 0x2211, 0xf8eb, 0xf8ec,
    0xf8ed, 0xf8ee, 0xf8ef, 0xf8f0, 0xf8f1, 0xf8f2, 0xf8f3, 0xf8f4,
    0x0000, 0x232a, 0x222b, 0x2320, 0xf8f5, 0x2321, 0xf8f6, 0xf8f7,
    0xf8f8, 0xf8f9, 0xf8fa, 0xf8fb, 0xf8fc, 0xf8fd, 0xf8fe, 0x0000,
};

// ---------------------------- PS/PDF helper methods -----------------------------------

QByteArray QFontSubset::glyphName(unsigned short unicode, bool symbol)
{
    if (symbol && unicode < 0x100)
        // map from latin1 to symbol
        unicode = symbol_map[unicode];

    int l = 0;
    while(unicode_to_aglindex[l].u < unicode)
        l++;
    if (unicode_to_aglindex[l].u == unicode)
        return agl + unicode_to_aglindex[l].index;

    char buffer[8];
    buffer[0] = 'u';
    buffer[1] = 'n';
    buffer[2] = 'i';
    QPdf::toHex(unicode, buffer+3);
    return buffer;
}

#ifndef QT_NO_FREETYPE
static FT_Face ft_face(const QFontEngine *engine)
{
#ifdef Q_WS_X11
#ifndef QT_NO_FONTCONFIG
    if (engine->type() == QFontEngine::Freetype) {
        const QFontEngineFT *ft = static_cast<const QFontEngineFT *>(engine);
        return ft->non_locked_face();
    } else
#endif
    if (engine->type() == QFontEngine::XLFD) {
        const QFontEngineXLFD *xlfd = static_cast<const QFontEngineXLFD *>(engine);
        return xlfd->non_locked_face();
    }
#endif
#ifdef Q_WS_QWS
    if (engine->type() == QFontEngine::Freetype) {
        const QFontEngineFT *ft = static_cast<const QFontEngineFT *>(engine);
        return ft->non_locked_face();
    }
#endif
    return 0;
}
#endif

QByteArray QFontSubset::glyphName(unsigned int glyph, const QVector<int> reverseMap) const
{
    uint glyphIndex = glyph_indices[glyph];

    if (glyphIndex == 0)
        return "/.notdef";

    QByteArray ba;
    QPdf::ByteStream s(&ba);
#ifndef QT_NO_FREETYPE
    FT_Face face = ft_face(fontEngine);

    char name[32];
    name[0] = 0;
    if (face && FT_HAS_GLYPH_NAMES(face)) {
#if defined(Q_WS_X11)
        if (fontEngine->type() == QFontEngine::XLFD)
            glyphIndex = static_cast<QFontEngineXLFD *>(fontEngine)->glyphIndexToFreetypeGlyphIndex(glyphIndex);
#endif
        FT_Get_Glyph_Name(face, glyphIndex, &name, 32);
        if (name[0] == '.') // fix broken PS fonts returning .notdef for many glyphs
            name[0] = 0;
    }
    if (name[0]) {
        s << "/" << name;
    } else
#endif
#if defined(Q_WS_X11)
    if (fontEngine->type() == QFontEngine::XLFD) {
        uint uc = static_cast<QFontEngineXLFD *>(fontEngine)->toUnicode(glyphIndex);
        s << "/" << glyphName(uc, false /* ### */);
    } else
#endif
    if (reverseMap[glyphIndex] && reverseMap[glyphIndex] < 0x10000) {
        s << "/" << glyphName(reverseMap[glyphIndex], false);
    } else {
        s << "/gl" << (int)glyphIndex;
    }
    return ba;
}


QByteArray QFontSubset::widthArray() const
{