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qtbase-opensource-src/util/unicode/main.cpp

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/****************************************************************************
**
** Copyright (C) 2019 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the utils of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <qlist.h>
#include <qhash.h>
#include <qfile.h>
#include <qbytearray.h>
#include <qstring.h>
#include <qchar.h>
#include <qvector.h>
#include <qdebug.h>
#if 0
#include <private/qunicodetables_p.h>
#endif
#define DATA_VERSION_S "13.0"
#define DATA_VERSION_STR "QChar::Unicode_13_0"
static QHash<QByteArray, QChar::UnicodeVersion> age_map;
static void initAgeMap()
{
struct AgeMap {
const QChar::UnicodeVersion version;
const char *age;
} ageMap[] = {
{ QChar::Unicode_1_1, "1.1" },
{ QChar::Unicode_2_0, "2.0" },
{ QChar::Unicode_2_1_2, "2.1" },
{ QChar::Unicode_3_0, "3.0" },
{ QChar::Unicode_3_1, "3.1" },
{ QChar::Unicode_3_2, "3.2" },
{ QChar::Unicode_4_0, "4.0" },
{ QChar::Unicode_4_1, "4.1" },
{ QChar::Unicode_5_0, "5.0" },
{ QChar::Unicode_5_1, "5.1" },
{ QChar::Unicode_5_2, "5.2" },
{ QChar::Unicode_6_0, "6.0" },
{ QChar::Unicode_6_1, "6.1" },
{ QChar::Unicode_6_2, "6.2" },
{ QChar::Unicode_6_3, "6.3" },
{ QChar::Unicode_7_0, "7.0" },
{ QChar::Unicode_8_0, "8.0" },
{ QChar::Unicode_9_0, "9.0" },
{ QChar::Unicode_10_0, "10.0" },
{ QChar::Unicode_11_0, "11.0" },
{ QChar::Unicode_12_0, "12.0" },
{ QChar::Unicode_12_1, "12.1" }, // UCD Revision 24
{ QChar::Unicode_13_0, "13.0" }, // UCD Revision 26
{ QChar::Unicode_Unassigned, 0 }
};
AgeMap *d = ageMap;
while (d->age) {
age_map.insert(d->age, d->version);
++d;
}
}
static QHash<QByteArray, QChar::Category> categoryMap;
static void initCategoryMap()
{
struct Cat {
QChar::Category cat;
const char *name;
} categories[] = {
{ QChar::Mark_NonSpacing, "Mn" },
{ QChar::Mark_SpacingCombining, "Mc" },
{ QChar::Mark_Enclosing, "Me" },
{ QChar::Number_DecimalDigit, "Nd" },
{ QChar::Number_Letter, "Nl" },
{ QChar::Number_Other, "No" },
{ QChar::Separator_Space, "Zs" },
{ QChar::Separator_Line, "Zl" },
{ QChar::Separator_Paragraph, "Zp" },
{ QChar::Other_Control, "Cc" },
{ QChar::Other_Format, "Cf" },
{ QChar::Other_Surrogate, "Cs" },
{ QChar::Other_PrivateUse, "Co" },
{ QChar::Other_NotAssigned, "Cn" },
{ QChar::Letter_Uppercase, "Lu" },
{ QChar::Letter_Lowercase, "Ll" },
{ QChar::Letter_Titlecase, "Lt" },
{ QChar::Letter_Modifier, "Lm" },
{ QChar::Letter_Other, "Lo" },
{ QChar::Punctuation_Connector, "Pc" },
{ QChar::Punctuation_Dash, "Pd" },
{ QChar::Punctuation_Open, "Ps" },
{ QChar::Punctuation_Close, "Pe" },
{ QChar::Punctuation_InitialQuote, "Pi" },
{ QChar::Punctuation_FinalQuote, "Pf" },
{ QChar::Punctuation_Other, "Po" },
{ QChar::Symbol_Math, "Sm" },
{ QChar::Symbol_Currency, "Sc" },
{ QChar::Symbol_Modifier, "Sk" },
{ QChar::Symbol_Other, "So" },
{ QChar::Other_NotAssigned, 0 }
};
Cat *c = categories;
while (c->name) {
categoryMap.insert(c->name, c->cat);
++c;
}
}
static QHash<QByteArray, QChar::Decomposition> decompositionMap;
static void initDecompositionMap()
{
struct Dec {
QChar::Decomposition dec;
const char *name;
} decompositions[] = {
{ QChar::Canonical, "<canonical>" },
{ QChar::Font, "<font>" },
{ QChar::NoBreak, "<noBreak>" },
{ QChar::Initial, "<initial>" },
{ QChar::Medial, "<medial>" },
{ QChar::Final, "<final>" },
{ QChar::Isolated, "<isolated>" },
{ QChar::Circle, "<circle>" },
{ QChar::Super, "<super>" },
{ QChar::Sub, "<sub>" },
{ QChar::Vertical, "<vertical>" },
{ QChar::Wide, "<wide>" },
{ QChar::Narrow, "<narrow>" },
{ QChar::Small, "<small>" },
{ QChar::Square, "<square>" },
{ QChar::Compat, "<compat>" },
{ QChar::Fraction, "<fraction>" },
{ QChar::NoDecomposition, 0 }
};
Dec *d = decompositions;
while (d->name) {
decompositionMap.insert(d->name, d->dec);
++d;
}
}
enum Direction {
DirL = QChar::DirL,
DirR = QChar::DirR,
DirEN = QChar::DirEN,
DirES = QChar::DirES,
DirET = QChar::DirET,
DirAN = QChar::DirAN,
DirCS = QChar::DirCS,
DirB = QChar::DirB,
DirS = QChar::DirS,
DirWS = QChar::DirWS,
DirON = QChar::DirON,
DirLRE = QChar::DirLRE,
DirLRO = QChar::DirLRO,
DirAL = QChar::DirAL,
DirRLE = QChar::DirRLE,
DirRLO = QChar::DirRLO,
DirPDF = QChar::DirPDF,
DirNSM = QChar::DirNSM,
DirBN = QChar::DirBN,
DirLRI = QChar::DirLRI,
DirRLI = QChar::DirRLI,
DirFSI = QChar::DirFSI,
DirPDI = QChar::DirPDI,
Dir_Unassigned
};
static QHash<QByteArray, Direction> directionMap;
static void initDirectionMap()
{
struct Dir {
Direction dir;
const char *name;
} directions[] = {
{ DirL, "L" },
{ DirR, "R" },
{ DirEN, "EN" },
{ DirES, "ES" },
{ DirET, "ET" },
{ DirAN, "AN" },
{ DirCS, "CS" },
{ DirB, "B" },
{ DirS, "S" },
{ DirWS, "WS" },
{ DirON, "ON" },
{ DirLRE, "LRE" },
{ DirLRO, "LRO" },
{ DirAL, "AL" },
{ DirRLE, "RLE" },
{ DirRLO, "RLO" },
{ DirPDF, "PDF" },
{ DirNSM, "NSM" },
{ DirBN, "BN" },
{ DirLRI, "LRI" },
{ DirRLI, "RLI" },
{ DirFSI, "FSI" },
{ DirPDI, "PDI" },
{ Dir_Unassigned, 0 }
};
Dir *d = directions;
while (d->name) {
directionMap.insert(d->name, d->dir);
++d;
}
}
enum JoiningType {
Joining_None,
Joining_Causing,
Joining_Dual,
Joining_Right,
Joining_Left,
Joining_Transparent,
Joining_Unassigned
};
static QHash<QByteArray, JoiningType> joining_map;
static void initJoiningMap()
{
struct JoiningList {
JoiningType joining;
const char *name;
} joinings[] = {
{ Joining_None, "U" },
{ Joining_Causing, "C" },
{ Joining_Dual, "D" },
{ Joining_Right, "R" },
{ Joining_Left, "L" },
{ Joining_Transparent, "T" },
{ Joining_Unassigned, 0 }
};
JoiningList *d = joinings;
while (d->name) {
joining_map.insert(d->name, d->joining);
++d;
}
}
static const char *grapheme_break_class_string =
"enum GraphemeBreakClass {\n"
" GraphemeBreak_Any,\n"
" GraphemeBreak_CR,\n"
" GraphemeBreak_LF,\n"
" GraphemeBreak_Control,\n"
" GraphemeBreak_Extend,\n"
" GraphemeBreak_ZWJ,\n"
" GraphemeBreak_RegionalIndicator,\n"
" GraphemeBreak_Prepend,\n"
" GraphemeBreak_SpacingMark,\n"
" GraphemeBreak_L,\n"
" GraphemeBreak_V,\n"
" GraphemeBreak_T,\n"
" GraphemeBreak_LV,\n"
" GraphemeBreak_LVT,\n"
" GraphemeBreak_Extended_Pictographic,\n"
"\n"
" NumGraphemeBreakClasses\n"
"};\n\n";
enum GraphemeBreakClass {
GraphemeBreak_Any,
GraphemeBreak_CR,
GraphemeBreak_LF,
GraphemeBreak_Control,
GraphemeBreak_Extend,
GraphemeBreak_ZWJ,
GraphemeBreak_RegionalIndicator,
GraphemeBreak_Prepend,
GraphemeBreak_SpacingMark,
GraphemeBreak_L,
GraphemeBreak_V,
GraphemeBreak_T,
GraphemeBreak_LV,
GraphemeBreak_LVT,
GraphemeBreak_Extended_Pictographic,
GraphemeBreak_Unassigned
};
static QHash<QByteArray, GraphemeBreakClass> grapheme_break_map;
static void initGraphemeBreak()
{
struct GraphemeBreakList {
GraphemeBreakClass brk;
const char *name;
} breaks[] = {
{ GraphemeBreak_Any, "Any" },
{ GraphemeBreak_CR, "CR" },
{ GraphemeBreak_LF, "LF" },
{ GraphemeBreak_Control, "Control" },
{ GraphemeBreak_Extend, "Extend" },
{ GraphemeBreak_ZWJ, "ZWJ" },
{ GraphemeBreak_RegionalIndicator, "Regional_Indicator" },
{ GraphemeBreak_Prepend, "Prepend" },
{ GraphemeBreak_SpacingMark, "SpacingMark" },
{ GraphemeBreak_L, "L" },
{ GraphemeBreak_V, "V" },
{ GraphemeBreak_T, "T" },
{ GraphemeBreak_LV, "LV" },
{ GraphemeBreak_LVT, "LVT" },
{ GraphemeBreak_Extended_Pictographic, "Extended_Pictographic" },
{ GraphemeBreak_Unassigned, nullptr }
};
GraphemeBreakList *d = breaks;
while (d->name) {
grapheme_break_map.insert(d->name, d->brk);
++d;
}
}
static const char *word_break_class_string =
"enum WordBreakClass {\n"
" WordBreak_Any,\n"
" WordBreak_CR,\n"
" WordBreak_LF,\n"
" WordBreak_Newline,\n"
" WordBreak_Extend,\n"
" WordBreak_ZWJ,\n"
" WordBreak_Format,\n"
" WordBreak_RegionalIndicator,\n"
" WordBreak_Katakana,\n"
" WordBreak_HebrewLetter,\n"
" WordBreak_ALetter,\n"
" WordBreak_SingleQuote,\n"
" WordBreak_DoubleQuote,\n"
" WordBreak_MidNumLet,\n"
" WordBreak_MidLetter,\n"
" WordBreak_MidNum,\n"
" WordBreak_Numeric,\n"
" WordBreak_ExtendNumLet,\n"
" WordBreak_E_Base,\n"
" WordBreak_E_Modifier,\n"
" WordBreak_Glue_After_Zwj,\n"
" WordBreak_E_Base_GAZ,\n"
" WordBreak_WSegSpace,\n"
"\n"
" NumWordBreakClasses\n"
"};\n\n";
enum WordBreakClass {
WordBreak_Any,
WordBreak_CR,
WordBreak_LF,
WordBreak_Newline,
WordBreak_Extend,
WordBreak_ZWJ,
WordBreak_Format,
WordBreak_RegionalIndicator,
WordBreak_Katakana,
WordBreak_HebrewLetter,
WordBreak_ALetter,
WordBreak_SingleQuote,
WordBreak_DoubleQuote,
WordBreak_MidNumLet,
WordBreak_MidLetter,
WordBreak_MidNum,
WordBreak_Numeric,
WordBreak_ExtendNumLet,
WordBreak_E_Base,
WordBreak_E_Modifier,
WordBreak_Glue_After_Zwj,
WordBreak_E_Base_GAZ,
WordBreak_WSegSpace,
WordBreak_Unassigned
};
static QHash<QByteArray, WordBreakClass> word_break_map;
static void initWordBreak()
{
struct WordBreakList {
WordBreakClass brk;
const char *name;
} breaks[] = {
{ WordBreak_Any, "Any" },
{ WordBreak_CR, "CR" },
{ WordBreak_LF, "LF" },
{ WordBreak_Newline, "Newline" },
{ WordBreak_Extend, "Extend" },
{ WordBreak_ZWJ, "ZWJ" },
{ WordBreak_Format, "Format" },
{ WordBreak_RegionalIndicator, "Regional_Indicator" },
{ WordBreak_Katakana, "Katakana" },
{ WordBreak_HebrewLetter, "Hebrew_Letter" },
{ WordBreak_ALetter, "ALetter" },
{ WordBreak_SingleQuote, "Single_Quote" },
{ WordBreak_DoubleQuote, "Double_Quote" },
{ WordBreak_MidNumLet, "MidNumLet" },
{ WordBreak_MidLetter, "MidLetter" },
{ WordBreak_MidNum, "MidNum" },
{ WordBreak_Numeric, "Numeric" },
{ WordBreak_ExtendNumLet, "ExtendNumLet" },
{ WordBreak_E_Base, "E_Base" },
{ WordBreak_E_Modifier, "E_Modifier" },
{ WordBreak_Glue_After_Zwj, "Glue_After_Zwj" },
{ WordBreak_E_Base_GAZ, "E_Base_GAZ" },
{ WordBreak_WSegSpace, "WSegSpace" },
{ WordBreak_Unassigned, 0 }
};
WordBreakList *d = breaks;
while (d->name) {
word_break_map.insert(d->name, d->brk);
++d;
}
}
static const char *sentence_break_class_string =
"enum SentenceBreakClass {\n"
" SentenceBreak_Any,\n"
" SentenceBreak_CR,\n"
" SentenceBreak_LF,\n"
" SentenceBreak_Sep,\n"
" SentenceBreak_Extend,\n"
" SentenceBreak_Sp,\n"
" SentenceBreak_Lower,\n"
" SentenceBreak_Upper,\n"
" SentenceBreak_OLetter,\n"
" SentenceBreak_Numeric,\n"
" SentenceBreak_ATerm,\n"
" SentenceBreak_SContinue,\n"
" SentenceBreak_STerm,\n"
" SentenceBreak_Close,\n"
"\n"
" NumSentenceBreakClasses\n"
"};\n\n";
enum SentenceBreakClass {
SentenceBreak_Any,
SentenceBreak_CR,
SentenceBreak_LF,
SentenceBreak_Sep,
SentenceBreak_Extend,
SentenceBreak_Sp,
SentenceBreak_Lower,
SentenceBreak_Upper,
SentenceBreak_OLetter,
SentenceBreak_Numeric,
SentenceBreak_ATerm,
SentenceBreak_SContinue,
SentenceBreak_STerm,
SentenceBreak_Close,
SentenceBreak_Unassigned
};
static QHash<QByteArray, SentenceBreakClass> sentence_break_map;
static void initSentenceBreak()
{
struct SentenceBreakList {
SentenceBreakClass brk;
const char *name;
} breaks[] = {
{ SentenceBreak_Any, "Any" },
{ SentenceBreak_CR, "CR" },
{ SentenceBreak_LF, "LF" },
{ SentenceBreak_Sep, "Sep" },
{ SentenceBreak_Extend, "Extend" },
{ SentenceBreak_Extend, "Format" },
{ SentenceBreak_Sp, "Sp" },
{ SentenceBreak_Lower, "Lower" },
{ SentenceBreak_Upper, "Upper" },
{ SentenceBreak_OLetter, "OLetter" },
{ SentenceBreak_Numeric, "Numeric" },
{ SentenceBreak_ATerm, "ATerm" },
{ SentenceBreak_SContinue, "SContinue" },
{ SentenceBreak_STerm, "STerm" },
{ SentenceBreak_Close, "Close" },
{ SentenceBreak_Unassigned, 0 }
};
SentenceBreakList *d = breaks;
while (d->name) {
sentence_break_map.insert(d->name, d->brk);
++d;
}
}
static const char *line_break_class_string =
"// see http://www.unicode.org/reports/tr14/tr14-30.html\n"
"// we don't use the XX and AI classes and map them to AL instead.\n"
"enum LineBreakClass {\n"
" LineBreak_OP, LineBreak_CL, LineBreak_CP, LineBreak_QU, LineBreak_GL,\n"
" LineBreak_NS, LineBreak_EX, LineBreak_SY, LineBreak_IS, LineBreak_PR,\n"
" LineBreak_PO, LineBreak_NU, LineBreak_AL, LineBreak_HL, LineBreak_ID,\n"
" LineBreak_IN, LineBreak_HY, LineBreak_BA, LineBreak_BB, LineBreak_B2,\n"
" LineBreak_ZW, LineBreak_CM, LineBreak_WJ, LineBreak_H2, LineBreak_H3,\n"
" LineBreak_JL, LineBreak_JV, LineBreak_JT, LineBreak_RI, LineBreak_CB,\n"
" LineBreak_EB, LineBreak_EM, LineBreak_ZWJ,\n"
" LineBreak_SA, LineBreak_SG, LineBreak_SP,\n"
" LineBreak_CR, LineBreak_LF, LineBreak_BK,\n"
"\n"
" NumLineBreakClasses\n"
"};\n\n";
enum LineBreakClass {
LineBreak_OP, LineBreak_CL, LineBreak_CP, LineBreak_QU, LineBreak_GL,
LineBreak_NS, LineBreak_EX, LineBreak_SY, LineBreak_IS, LineBreak_PR,
LineBreak_PO, LineBreak_NU, LineBreak_AL, LineBreak_HL, LineBreak_ID,
LineBreak_IN, LineBreak_HY, LineBreak_BA, LineBreak_BB, LineBreak_B2,
LineBreak_ZW, LineBreak_CM, LineBreak_WJ, LineBreak_H2, LineBreak_H3,
LineBreak_JL, LineBreak_JV, LineBreak_JT, LineBreak_RI, LineBreak_CB,
LineBreak_EB, LineBreak_EM, LineBreak_ZWJ,
LineBreak_SA, LineBreak_SG, LineBreak_SP,
LineBreak_CR, LineBreak_LF, LineBreak_BK,
LineBreak_Unassigned
};
static QHash<QByteArray, LineBreakClass> line_break_map;
static void initLineBreak()
{
// ### Classes XX and AI are left out and mapped to AL for now.
// ### Class NL is mapped to BK.
// ### Treating characters of class CJ as class NS will give CSS strict line breaking;
// treating them as class ID will give CSS normal breaking.
struct LineBreakList {
LineBreakClass brk;
const char *name;
} breaks[] = {
{ LineBreak_BK, "BK" },
{ LineBreak_CR, "CR" },
{ LineBreak_LF, "LF" },
{ LineBreak_CM, "CM" },
{ LineBreak_BK, "NL" },
{ LineBreak_SG, "SG" },
{ LineBreak_WJ, "WJ" },
{ LineBreak_ZW, "ZW" },
{ LineBreak_GL, "GL" },
{ LineBreak_SP, "SP" },
{ LineBreak_B2, "B2" },
{ LineBreak_BA, "BA" },
{ LineBreak_BB, "BB" },
{ LineBreak_HY, "HY" },
{ LineBreak_CB, "CB" },
{ LineBreak_NS, "CJ" },
{ LineBreak_CL, "CL" },
{ LineBreak_CP, "CP" },
{ LineBreak_EX, "EX" },
{ LineBreak_IN, "IN" },
{ LineBreak_NS, "NS" },
{ LineBreak_OP, "OP" },
{ LineBreak_QU, "QU" },
{ LineBreak_IS, "IS" },
{ LineBreak_NU, "NU" },
{ LineBreak_PO, "PO" },
{ LineBreak_PR, "PR" },
{ LineBreak_SY, "SY" },
{ LineBreak_AL, "AI" },
{ LineBreak_AL, "AL" },
{ LineBreak_HL, "HL" },
{ LineBreak_H2, "H2" },
{ LineBreak_H3, "H3" },
{ LineBreak_ID, "ID" },
{ LineBreak_JL, "JL" },
{ LineBreak_JV, "JV" },
{ LineBreak_JT, "JT" },
{ LineBreak_RI, "RI" },
{ LineBreak_SA, "SA" },
{ LineBreak_AL, "XX" },
{ LineBreak_EB, "EB" },
{ LineBreak_EM, "EM" },
{ LineBreak_ZWJ, "ZWJ" },
{ LineBreak_Unassigned, 0 }
};
LineBreakList *d = breaks;
while (d->name) {
line_break_map.insert(d->name, d->brk);
++d;
}
}
static QHash<QByteArray, QChar::Script> scriptMap;
static void initScriptMap()
{
struct Scrpt {
QChar::Script script;
const char *name;
} scripts[] = {
// general
{ QChar::Script_Unknown, "Unknown" },
{ QChar::Script_Inherited, "Inherited" },
{ QChar::Script_Common, "Common" },
// pre-4.0
{ QChar::Script_Latin, "Latin" },
{ QChar::Script_Greek, "Greek" },
{ QChar::Script_Cyrillic, "Cyrillic" },
{ QChar::Script_Armenian, "Armenian" },
{ QChar::Script_Hebrew, "Hebrew" },
{ QChar::Script_Arabic, "Arabic" },
{ QChar::Script_Syriac, "Syriac" },
{ QChar::Script_Thaana, "Thaana" },
{ QChar::Script_Devanagari, "Devanagari" },
{ QChar::Script_Bengali, "Bengali" },
{ QChar::Script_Gurmukhi, "Gurmukhi" },
{ QChar::Script_Gujarati, "Gujarati" },
{ QChar::Script_Oriya, "Oriya" },
{ QChar::Script_Tamil, "Tamil" },
{ QChar::Script_Telugu, "Telugu" },
{ QChar::Script_Kannada, "Kannada" },
{ QChar::Script_Malayalam, "Malayalam" },
{ QChar::Script_Sinhala, "Sinhala" },
{ QChar::Script_Thai, "Thai" },
{ QChar::Script_Lao, "Lao" },
{ QChar::Script_Tibetan, "Tibetan" },
{ QChar::Script_Myanmar, "Myanmar" },
{ QChar::Script_Georgian, "Georgian" },
{ QChar::Script_Hangul, "Hangul" },
{ QChar::Script_Ethiopic, "Ethiopic" },
{ QChar::Script_Cherokee, "Cherokee" },
{ QChar::Script_CanadianAboriginal, "CanadianAboriginal" },
{ QChar::Script_Ogham, "Ogham" },
{ QChar::Script_Runic, "Runic" },
{ QChar::Script_Khmer, "Khmer" },
{ QChar::Script_Mongolian, "Mongolian" },
{ QChar::Script_Hiragana, "Hiragana" },
{ QChar::Script_Katakana, "Katakana" },
{ QChar::Script_Bopomofo, "Bopomofo" },
{ QChar::Script_Han, "Han" },
{ QChar::Script_Yi, "Yi" },
{ QChar::Script_OldItalic, "OldItalic" },
{ QChar::Script_Gothic, "Gothic" },
{ QChar::Script_Deseret, "Deseret" },
{ QChar::Script_Tagalog, "Tagalog" },
{ QChar::Script_Hanunoo, "Hanunoo" },
{ QChar::Script_Buhid, "Buhid" },
{ QChar::Script_Tagbanwa, "Tagbanwa" },
{ QChar::Script_Coptic, "Coptic" },
// 4.0
{ QChar::Script_Limbu, "Limbu" },
{ QChar::Script_TaiLe, "TaiLe" },
{ QChar::Script_LinearB, "LinearB" },
{ QChar::Script_Ugaritic, "Ugaritic" },
{ QChar::Script_Shavian, "Shavian" },
{ QChar::Script_Osmanya, "Osmanya" },
{ QChar::Script_Cypriot, "Cypriot" },
{ QChar::Script_Braille, "Braille" },
// 4.1
{ QChar::Script_Buginese, "Buginese" },
{ QChar::Script_NewTaiLue, "NewTaiLue" },
{ QChar::Script_Glagolitic, "Glagolitic" },
{ QChar::Script_Tifinagh, "Tifinagh" },
{ QChar::Script_SylotiNagri, "SylotiNagri" },
{ QChar::Script_OldPersian, "OldPersian" },
{ QChar::Script_Kharoshthi, "Kharoshthi" },
// 5.0
{ QChar::Script_Balinese, "Balinese" },
{ QChar::Script_Cuneiform, "Cuneiform" },
{ QChar::Script_Phoenician, "Phoenician" },
{ QChar::Script_PhagsPa, "PhagsPa" },
{ QChar::Script_Nko, "Nko" },
// 5.1
{ QChar::Script_Sundanese, "Sundanese" },
{ QChar::Script_Lepcha, "Lepcha" },
{ QChar::Script_OlChiki, "OlChiki" },
{ QChar::Script_Vai, "Vai" },
{ QChar::Script_Saurashtra, "Saurashtra" },
{ QChar::Script_KayahLi, "KayahLi" },
{ QChar::Script_Rejang, "Rejang" },
{ QChar::Script_Lycian, "Lycian" },
{ QChar::Script_Carian, "Carian" },
{ QChar::Script_Lydian, "Lydian" },
{ QChar::Script_Cham, "Cham" },
// 5.2
{ QChar::Script_TaiTham, "TaiTham" },
{ QChar::Script_TaiViet, "TaiViet" },
{ QChar::Script_Avestan, "Avestan" },
{ QChar::Script_EgyptianHieroglyphs, "EgyptianHieroglyphs" },
{ QChar::Script_Samaritan, "Samaritan" },
{ QChar::Script_Lisu, "Lisu" },
{ QChar::Script_Bamum, "Bamum" },
{ QChar::Script_Javanese, "Javanese" },
{ QChar::Script_MeeteiMayek, "MeeteiMayek" },
{ QChar::Script_ImperialAramaic, "ImperialAramaic" },
{ QChar::Script_OldSouthArabian, "OldSouthArabian" },
{ QChar::Script_InscriptionalParthian, "InscriptionalParthian" },
{ QChar::Script_InscriptionalPahlavi, "InscriptionalPahlavi" },
{ QChar::Script_OldTurkic, "OldTurkic" },
{ QChar::Script_Kaithi, "Kaithi" },
// 6.0
{ QChar::Script_Batak, "Batak" },
{ QChar::Script_Brahmi, "Brahmi" },
{ QChar::Script_Mandaic, "Mandaic" },
// 6.1
{ QChar::Script_Chakma, "Chakma" },
{ QChar::Script_MeroiticCursive, "MeroiticCursive" },
{ QChar::Script_MeroiticHieroglyphs, "MeroiticHieroglyphs" },
{ QChar::Script_Miao, "Miao" },
{ QChar::Script_Sharada, "Sharada" },
{ QChar::Script_SoraSompeng, "SoraSompeng" },
{ QChar::Script_Takri, "Takri" },
// 7.0
{ QChar::Script_CaucasianAlbanian, "CaucasianAlbanian" },
{ QChar::Script_BassaVah, "BassaVah" },
{ QChar::Script_Duployan, "Duployan" },
{ QChar::Script_Elbasan, "Elbasan" },
{ QChar::Script_Grantha, "Grantha" },
{ QChar::Script_PahawhHmong, "PahawhHmong" },
{ QChar::Script_Khojki, "Khojki" },
{ QChar::Script_LinearA, "LinearA" },
{ QChar::Script_Mahajani, "Mahajani" },
{ QChar::Script_Manichaean, "Manichaean" },
{ QChar::Script_MendeKikakui, "MendeKikakui" },
{ QChar::Script_Modi, "Modi" },
{ QChar::Script_Mro, "Mro" },
{ QChar::Script_OldNorthArabian, "OldNorthArabian" },
{ QChar::Script_Nabataean, "Nabataean" },
{ QChar::Script_Palmyrene, "Palmyrene" },
{ QChar::Script_PauCinHau, "PauCinHau" },
{ QChar::Script_OldPermic, "OldPermic" },
{ QChar::Script_PsalterPahlavi, "PsalterPahlavi" },
{ QChar::Script_Siddham, "Siddham" },
{ QChar::Script_Khudawadi, "Khudawadi" },
{ QChar::Script_Tirhuta, "Tirhuta" },
{ QChar::Script_WarangCiti, "WarangCiti" },
// 8.0
{ QChar::Script_Ahom, "Ahom" },
{ QChar::Script_AnatolianHieroglyphs, "AnatolianHieroglyphs" },
{ QChar::Script_Hatran, "Hatran" },
{ QChar::Script_Multani, "Multani" },
{ QChar::Script_OldHungarian, "OldHungarian" },
{ QChar::Script_SignWriting, "SignWriting" },
// 9.0
{ QChar::Script_Adlam, "Adlam" },
{ QChar::Script_Bhaiksuki, "Bhaiksuki" },
{ QChar::Script_Marchen, "Marchen" },
{ QChar::Script_Newa, "Newa" },
{ QChar::Script_Osage, "Osage" },
{ QChar::Script_Tangut, "Tangut" },
// 10.0
{ QChar::Script_MasaramGondi, "MasaramGondi" },
{ QChar::Script_Nushu, "Nushu" },
{ QChar::Script_Soyombo, "Soyombo" },
{ QChar::Script_ZanabazarSquare, "ZanabazarSquare" },
// 12.1
{ QChar::Script_Dogra, "Dogra" },
{ QChar::Script_GunjalaGondi, "GunjalaGondi" },
{ QChar::Script_HanifiRohingya, "HanifiRohingya" },
{ QChar::Script_Makasar, "Makasar" },
{ QChar::Script_Medefaidrin, "Medefaidrin" },
{ QChar::Script_OldSogdian, "OldSogdian" },
{ QChar::Script_Sogdian, "Sogdian" },
{ QChar::Script_Elymaic, "Elymaic" },
{ QChar::Script_Nandinagari, "Nandinagari" },
{ QChar::Script_NyiakengPuachueHmong, "NyiakengPuachueHmong" },
{ QChar::Script_Wancho, "Wancho" },
// 13.0
{ QChar::Script_Chorasmian, "Chorasmian" },
{ QChar::Script_DivesAkuru, "DivesAkuru" },
{ QChar::Script_KhitanSmallScript, "KhitanSmallScript" },
{ QChar::Script_Yezidi, "Yezidi" },
// unhandled
{ QChar::Script_Unknown, 0 }
};
Scrpt *p = scripts;
while (p->name) {
scriptMap.insert(p->name, p->script);
++p;
}
}
// Keep this one in sync with the code in createPropertyInfo
static const char *property_string =
"enum Case {\n"
" LowerCase,\n"
" UpperCase,\n"
" TitleCase,\n"
" CaseFold,\n"
"\n"
" NumCases\n"
"};\n"
"\n"
"struct Properties {\n"
" ushort category : 8; /* 5 used */\n"
" ushort direction : 8; /* 5 used */\n"
" ushort combiningClass : 8;\n"
" ushort joining : 3;\n"
" signed short digitValue : 5;\n"
" signed short mirrorDiff : 16;\n"
" ushort unicodeVersion : 8; /* 5 used */\n"
" ushort nfQuickCheck : 8;\n" // could be narrowed
"#ifdef Q_OS_WASM\n"
" unsigned char : 0; //wasm 64 packing trick\n"
"#endif\n"
" struct {\n"
" ushort special : 1;\n"
" signed short diff : 15;\n"
" } cases[NumCases];\n"
"#ifdef Q_OS_WASM\n"
" unsigned char : 0; //wasm 64 packing trick\n"
"#endif\n"
" ushort graphemeBreakClass : 5; /* 5 used */\n"
" ushort wordBreakClass : 5; /* 5 used */\n"
" ushort lineBreakClass : 6; /* 6 used */\n"
" ushort sentenceBreakClass : 8; /* 4 used */\n"
" ushort script : 8;\n"
"};\n\n"
"Q_CORE_EXPORT const Properties * QT_FASTCALL properties(uint ucs4) noexcept;\n"
"Q_CORE_EXPORT const Properties * QT_FASTCALL properties(ushort ucs2) noexcept;\n"
"\n";
static const char *methods =
"Q_CORE_EXPORT GraphemeBreakClass QT_FASTCALL graphemeBreakClass(uint ucs4) noexcept;\n"
"inline GraphemeBreakClass graphemeBreakClass(QChar ch) noexcept\n"
"{ return graphemeBreakClass(ch.unicode()); }\n"
"\n"
"Q_CORE_EXPORT WordBreakClass QT_FASTCALL wordBreakClass(uint ucs4) noexcept;\n"
"inline WordBreakClass wordBreakClass(QChar ch) noexcept\n"
"{ return wordBreakClass(ch.unicode()); }\n"
"\n"
"Q_CORE_EXPORT SentenceBreakClass QT_FASTCALL sentenceBreakClass(uint ucs4) noexcept;\n"
"inline SentenceBreakClass sentenceBreakClass(QChar ch) noexcept\n"
"{ return sentenceBreakClass(ch.unicode()); }\n"
"\n"
"Q_CORE_EXPORT LineBreakClass QT_FASTCALL lineBreakClass(uint ucs4) noexcept;\n"
"inline LineBreakClass lineBreakClass(QChar ch) noexcept\n"
"{ return lineBreakClass(ch.unicode()); }\n"
"\n";
static const int SizeOfPropertiesStruct = 20;
static const QByteArray sizeOfPropertiesStructCheck =
"Q_STATIC_ASSERT(sizeof(Properties) == " + QByteArray::number(SizeOfPropertiesStruct) + ");\n\n";
struct PropertyFlags {
bool operator==(const PropertyFlags &o) const {
return (combiningClass == o.combiningClass
&& category == o.category
&& direction == o.direction
&& joining == o.joining
&& age == o.age
&& digitValue == o.digitValue
&& mirrorDiff == o.mirrorDiff
&& lowerCaseDiff == o.lowerCaseDiff
&& upperCaseDiff == o.upperCaseDiff
&& titleCaseDiff == o.titleCaseDiff
&& caseFoldDiff == o.caseFoldDiff
&& lowerCaseSpecial == o.lowerCaseSpecial
&& upperCaseSpecial == o.upperCaseSpecial
&& titleCaseSpecial == o.titleCaseSpecial
&& caseFoldSpecial == o.caseFoldSpecial
&& graphemeBreakClass == o.graphemeBreakClass
&& wordBreakClass == o.wordBreakClass
&& sentenceBreakClass == o.sentenceBreakClass
&& lineBreakClass == o.lineBreakClass
&& script == o.script
&& nfQuickCheck == o.nfQuickCheck
);
}
// from UnicodeData.txt
uchar combiningClass : 8;
QChar::Category category : 5;
QChar::Direction direction : 5;
// from ArabicShaping.txt
QChar::JoiningType joining : 3;
// from DerivedAge.txt
QChar::UnicodeVersion age : 5;
int digitValue;
int mirrorDiff : 16;
int lowerCaseDiff;
int upperCaseDiff;
int titleCaseDiff;
int caseFoldDiff;
bool lowerCaseSpecial;
bool upperCaseSpecial;
bool titleCaseSpecial;
bool caseFoldSpecial;
GraphemeBreakClass graphemeBreakClass;
WordBreakClass wordBreakClass;
SentenceBreakClass sentenceBreakClass;
LineBreakClass lineBreakClass;
int script;
// from DerivedNormalizationProps.txt
uchar nfQuickCheck;
};
static QList<int> specialCaseMap;
static int appendToSpecialCaseMap(const QList<int> &map)
{
QList<int> utf16map;
for (int i = 0; i < map.size(); ++i) {
uint codepoint = map.at(i);
// if the condition below doesn't hold anymore we need to modify our special case mapping code
Q_ASSERT(!QChar::requiresSurrogates(codepoint));
if (QChar::requiresSurrogates(codepoint)) {
utf16map << QChar::highSurrogate(codepoint);
utf16map << QChar::lowSurrogate(codepoint);
} else {
utf16map << codepoint;
}
}
int length = utf16map.size();
utf16map.prepend(length);
if (specialCaseMap.isEmpty())
specialCaseMap << 0; // placeholder
int i = 1;
while (i < specialCaseMap.size()) {
int n = specialCaseMap.at(i);
if (n == length) {
int j;
for (j = 1; j <= n; ++j) {
if (specialCaseMap.at(i+j) != utf16map.at(j))
break;
}
if (j > n)
return i;
}
i += n + 1;
}
int pos = specialCaseMap.size();
specialCaseMap << utf16map;
return pos;
}
// DerivedCoreProperties.txt
static inline bool isDefaultIgnorable(uint ucs4)
{
// Default_Ignorable_Code_Point:
// Generated from
// Other_Default_Ignorable_Code_Point + Cf + Variation_Selector
// - White_Space - FFF9..FFFB (Annotation Characters)
// - 0600..0604, 06DD, 070F, 110BD (exceptional Cf characters that should be visible)
if (ucs4 <= 0xff)
return ucs4 == 0xad;
return ucs4 == 0x034f
|| ucs4 == 0x061c
|| (ucs4 >= 0x115f && ucs4 <= 0x1160)
|| (ucs4 >= 0x17b4 && ucs4 <= 0x17b5)
|| (ucs4 >= 0x180b && ucs4 <= 0x180d)
|| ucs4 == 0x180e
|| (ucs4 >= 0x200b && ucs4 <= 0x200f)
|| (ucs4 >= 0x202a && ucs4 <= 0x202e)
|| (ucs4 >= 0x2060 && ucs4 <= 0x206f)
|| ucs4 == 0x3164
|| (ucs4 >= 0xfe00 && ucs4 <= 0xfe0f)
|| ucs4 == 0xfeff
|| ucs4 == 0xffa0
|| (ucs4 >= 0xfff0 && ucs4 <= 0xfff8)
|| (ucs4 >= 0x1bca0 && ucs4 <= 0x1bca3)
|| (ucs4 >= 0x1d173 && ucs4 <= 0x1d17a)
|| (ucs4 >= 0xe0000 && ucs4 <= 0xe0fff);
}
struct UnicodeData {
UnicodeData(int codepoint = 0) {
p.category = QChar::Other_NotAssigned; // Cn
p.combiningClass = 0;
p.direction = QChar::DirL;
// DerivedBidiClass.txt
// The unassigned code points that default to AL are in the ranges:
// [U+0600..U+07BF, U+08A0..U+08FF, U+FB50..U+FDCF, U+FDF0..U+FDFF, U+FE70..U+FEFF, U+1EE00..U+1EEFF]
if ((codepoint >= 0x0600 && codepoint <= 0x07BF)
|| (codepoint >= 0x08A0 && codepoint <= 0x08FF)
|| (codepoint >= 0xFB50 && codepoint <= 0xFDCF)
|| (codepoint >= 0xFDF0 && codepoint <= 0xFDFF)
|| (codepoint >= 0xFE70 && codepoint <= 0xFEFF)
|| (codepoint >= 0x1EE00 && codepoint <= 0x1EEFF)) {
p.direction = QChar::DirAL;
}
// The unassigned code points that default to R are in the ranges:
// [U+0590..U+05FF, U+07C0..U+089F, U+FB1D..U+FB4F, U+10800..U+10FFF, U+1E800..U+1EDFF, U+1EF00..U+1EFFF]
else if ((codepoint >= 0x0590 && codepoint <= 0x05FF)
|| (codepoint >= 0x07C0 && codepoint <= 0x089F)
|| (codepoint >= 0xFB1D && codepoint <= 0xFB4F)
|| (codepoint >= 0x10800 && codepoint <= 0x10FFF)
|| (codepoint >= 0x1E800 && codepoint <= 0x1EDFF)
|| (codepoint >= 0x1EF00 && codepoint <= 0x1EFFF)) {
p.direction = QChar::DirR;
}
// The unassigned code points that default to ET are in the range:
// [U+20A0..U+20CF]
else if (codepoint >= 0x20A0 && codepoint <= 0x20CF) {
p.direction = QChar::DirET;
}
// The unassigned code points that default to BN have one of the following properties:
// Default_Ignorable_Code_Point
// Noncharacter_Code_Point
else if (QChar::isNonCharacter(codepoint) || isDefaultIgnorable(codepoint)) {
p.direction = QChar::DirBN;
}
p.lineBreakClass = LineBreak_AL; // XX -> AL
// LineBreak.txt
// The unassigned code points that default to "ID" include ranges in the following blocks:
// [U+3400..U+4DBF, U+4E00..U+9FFF, U+F900..U+FAFF, U+20000..U+2A6DF, U+2A700..U+2B73F, U+2B740..U+2B81F, U+2B820..U+2CEAF, U+2F800..U+2FA1F]
// and any other reserved code points on
// [U+20000..U+2FFFD, U+30000..U+3FFFD]
if ((codepoint >= 0x3400 && codepoint <= 0x4DBF)
|| (codepoint >= 0x4E00 && codepoint <= 0x9FFF)
|| (codepoint >= 0xF900 && codepoint <= 0xFAFF)
|| (codepoint >= 0x20000 && codepoint <= 0x2A6DF)
|| (codepoint >= 0x2A700 && codepoint <= 0x2B73F)
|| (codepoint >= 0x2B740 && codepoint <= 0x2B81F)
|| (codepoint >= 0x2B820 && codepoint <= 0x2CEAF)
|| (codepoint >= 0x2F800 && codepoint <= 0x2FA1F)
|| (codepoint >= 0x20000 && codepoint <= 0x2FFFD)
|| (codepoint >= 0x30000 && codepoint <= 0x3FFFD)) {
p.lineBreakClass = LineBreak_ID;
}
// The unassigned code points that default to "PR" comprise a range in the following block:
// [U+20A0..U+20CF]
else if (codepoint >= 0x20A0 && codepoint <= 0x20CF) {
p.lineBreakClass = LineBreak_PR;
}
mirroredChar = 0;
decompositionType = QChar::NoDecomposition;
p.joining = QChar::Joining_None;
p.age = QChar::Unicode_Unassigned;
p.mirrorDiff = 0;
p.digitValue = -1;
p.lowerCaseDiff = 0;
p.upperCaseDiff = 0;
p.titleCaseDiff = 0;
p.caseFoldDiff = 0;
p.lowerCaseSpecial = 0;
p.upperCaseSpecial = 0;
p.titleCaseSpecial = 0;
p.caseFoldSpecial = 0;
p.graphemeBreakClass = GraphemeBreak_Any;
p.wordBreakClass = WordBreak_Any;
p.sentenceBreakClass = SentenceBreak_Any;
p.script = QChar::Script_Unknown;
p.nfQuickCheck = 0;
propertyIndex = -1;
excludedComposition = false;
}
static UnicodeData &valueRef(int codepoint);
PropertyFlags p;
// from UnicodeData.txt
QChar::Decomposition decompositionType;
QList<int> decomposition;
QList<int> specialFolding;
// from BidiMirroring.txt
int mirroredChar;
// DerivedNormalizationProps.txt
bool excludedComposition;
// computed position of unicode property set
int propertyIndex;
};
static QList<UnicodeData> unicodeData;
UnicodeData &UnicodeData::valueRef(int codepoint)
{
static bool initialized = false;
if (!initialized) {
unicodeData.reserve(QChar::LastValidCodePoint + 1);
for (int uc = 0; uc <= QChar::LastValidCodePoint; ++uc)
unicodeData.append(UnicodeData(uc));
initialized = true;
}
Q_ASSERT(codepoint <= 0x10ffff);
return unicodeData[codepoint];
}
static QHash<int, int> decompositionLength;
static int highestComposedCharacter = 0;
static int numLigatures = 0;
static int highestLigature = 0;
struct Ligature {
int u1;
int u2;
int ligature;
};
// we need them sorted after the first component for fast lookup
bool operator < (const Ligature &l1, const Ligature &l2)
{ return l1.u1 < l2.u1; }
static QHash<int, QList<Ligature> > ligatureHashes;
static QHash<int, int> combiningClassUsage;
static int maxLowerCaseDiff = 0;
static int maxUpperCaseDiff = 0;
static int maxTitleCaseDiff = 0;
static void readUnicodeData()
{
qDebug("Reading UnicodeData.txt");
enum UniDataFields {
UD_Value,
UD_Name,
UD_Category,
UD_CombiningClass,
UD_BidiCategory,
UD_Decomposition,
UD_DecimalDigitValue,
UD_DigitValue,
UD_NumericValue,
UD_Mirrored,
UD_OldName,
UD_Comment,
UD_UpperCase,
UD_LowerCase,
UD_TitleCase
};
QFile f("data/UnicodeData.txt");
if (!f.exists())
qFatal("Couldn't find UnicodeData.txt");
f.open(QFile::ReadOnly);
while (!f.atEnd()) {
QByteArray line;
line.resize(1024);
int len = f.readLine(line.data(), 1024);
line.truncate(len-1);
int comment = line.indexOf('#');
if (comment >= 0)
line = line.left(comment);
if (line.isEmpty())
continue;
QList<QByteArray> properties = line.split(';');
bool ok;
int codepoint = properties[UD_Value].toInt(&ok, 16);
Q_ASSERT(ok);
Q_ASSERT(codepoint <= QChar::LastValidCodePoint);
int lastCodepoint = codepoint;
QByteArray name = properties[UD_Name];
if (name.startsWith('<') && name.contains("First")) {
QByteArray nextLine;
nextLine.resize(1024);
f.readLine(nextLine.data(), 1024);
QList<QByteArray> properties = nextLine.split(';');
Q_ASSERT(properties[UD_Name].startsWith('<') && properties[UD_Name].contains("Last"));
lastCodepoint = properties[UD_Value].toInt(&ok, 16);
Q_ASSERT(ok);
Q_ASSERT(lastCodepoint <= QChar::LastValidCodePoint);
}
UnicodeData &data = UnicodeData::valueRef(codepoint);
data.p.category = categoryMap.value(properties[UD_Category], QChar::Other_NotAssigned);
data.p.combiningClass = properties[UD_CombiningClass].toInt();
if (!combiningClassUsage.contains(data.p.combiningClass))
combiningClassUsage[data.p.combiningClass] = 1;
else
++combiningClassUsage[data.p.combiningClass];
Direction dir = directionMap.value(properties[UD_BidiCategory], Dir_Unassigned);
if (dir == Dir_Unassigned)
qFatal("unhandled direction value: %s", properties[UD_BidiCategory].constData());
data.p.direction = QChar::Direction(dir);
if (!properties[UD_UpperCase].isEmpty()) {
int upperCase = properties[UD_UpperCase].toInt(&ok, 16);
Q_ASSERT(ok);
int diff = upperCase - codepoint;
// if the conditions below doesn't hold anymore we need to modify our upper casing code
Q_ASSERT(QChar::requiresSurrogates(codepoint) == QChar::requiresSurrogates(upperCase));
if (QChar::requiresSurrogates(codepoint)) {
Q_ASSERT(QChar::highSurrogate(codepoint) == QChar::highSurrogate(upperCase));
Q_ASSERT(QChar::lowSurrogate(codepoint) + diff == QChar::lowSurrogate(upperCase));
}
if (qAbs(diff) >= (1<<13)) {
qWarning() << "upperCaseDiff exceeded (" << hex << codepoint << "->" << upperCase << "); map it for special case";
data.p.upperCaseSpecial = true;
data.p.upperCaseDiff = appendToSpecialCaseMap(QList<int>() << upperCase);
} else {
data.p.upperCaseDiff = diff;
maxUpperCaseDiff = qMax(maxUpperCaseDiff, qAbs(diff));
}
}
if (!properties[UD_LowerCase].isEmpty()) {
int lowerCase = properties[UD_LowerCase].toInt(&ok, 16);
Q_ASSERT(ok);
int diff = lowerCase - codepoint;
// if the conditions below doesn't hold anymore we need to modify our lower casing code
Q_ASSERT(QChar::requiresSurrogates(codepoint) == QChar::requiresSurrogates(lowerCase));
if (QChar::requiresSurrogates(codepoint)) {
Q_ASSERT(QChar::highSurrogate(codepoint) == QChar::highSurrogate(lowerCase));
Q_ASSERT(QChar::lowSurrogate(codepoint) + diff == QChar::lowSurrogate(lowerCase));
}
if (qAbs(diff) >= (1<<13)) {
qWarning() << "lowerCaseDiff exceeded (" << hex << codepoint << "->" << lowerCase << "); map it for special case";
data.p.lowerCaseSpecial = true;
data.p.lowerCaseDiff = appendToSpecialCaseMap(QList<int>() << lowerCase);
} else {
data.p.lowerCaseDiff = diff;
maxLowerCaseDiff = qMax(maxLowerCaseDiff, qAbs(diff));
}
}
// we want toTitleCase to map to ToUpper in case we don't have any titlecase.
if (properties[UD_TitleCase].isEmpty())
properties[UD_TitleCase] = properties[UD_UpperCase];
if (!properties[UD_TitleCase].isEmpty()) {
int titleCase = properties[UD_TitleCase].toInt(&ok, 16);
Q_ASSERT(ok);
int diff = titleCase - codepoint;
// if the conditions below doesn't hold anymore we need to modify our title casing code
Q_ASSERT(QChar::requiresSurrogates(codepoint) == QChar::requiresSurrogates(titleCase));
if (QChar::requiresSurrogates(codepoint)) {
Q_ASSERT(QChar::highSurrogate(codepoint) == QChar::highSurrogate(titleCase));
Q_ASSERT(QChar::lowSurrogate(codepoint) + diff == QChar::lowSurrogate(titleCase));
}
if (qAbs(diff) >= (1<<13)) {
qWarning() << "titleCaseDiff exceeded (" << hex << codepoint << "->" << titleCase << "); map it for special case";
data.p.titleCaseSpecial = true;
data.p.titleCaseDiff = appendToSpecialCaseMap(QList<int>() << titleCase);
} else {
data.p.titleCaseDiff = diff;
maxTitleCaseDiff = qMax(maxTitleCaseDiff, qAbs(diff));
}
}
if (!properties[UD_DigitValue].isEmpty())
data.p.digitValue = properties[UD_DigitValue].toInt();
// decompositition
QByteArray decomposition = properties[UD_Decomposition];
if (!decomposition.isEmpty()) {
highestComposedCharacter = qMax(highestComposedCharacter, codepoint);
QList<QByteArray> d = decomposition.split(' ');
if (d[0].contains('<')) {
data.decompositionType = decompositionMap.value(d[0], QChar::NoDecomposition);
if (data.decompositionType == QChar::NoDecomposition)
qFatal("unhandled decomposition type: %s", d[0].constData());
d.takeFirst();
} else {
data.decompositionType = QChar::Canonical;
}
for (int i = 0; i < d.size(); ++i) {
data.decomposition.append(d[i].toInt(&ok, 16));
Q_ASSERT(ok);
}
++decompositionLength[data.decomposition.size()];
}
for (int i = codepoint; i <= lastCodepoint; ++i)
unicodeData[i] = data;
}
}
static int maxMirroredDiff = 0;
static void readBidiMirroring()
{
qDebug("Reading BidiMirroring.txt");
QFile f("data/BidiMirroring.txt");
if (!f.exists())
qFatal("Couldn't find BidiMirroring.txt");
f.open(QFile::ReadOnly);
while (!f.atEnd()) {
QByteArray line;
line.resize(1024);
int len = f.readLine(line.data(), 1024);
line.resize(len-1);
int comment = line.indexOf('#');
if (comment >= 0)
line = line.left(comment);
if (line.isEmpty())
continue;
line = line.replace(" ", "");
QList<QByteArray> pair = line.split(';');
Q_ASSERT(pair.size() == 2);
bool ok;
int codepoint = pair[0].toInt(&ok, 16);
Q_ASSERT(ok);
int mirror = pair[1].toInt(&ok, 16);
Q_ASSERT(ok);
UnicodeData &d = UnicodeData::valueRef(codepoint);
d.mirroredChar = mirror;
d.p.mirrorDiff = d.mirroredChar - codepoint;
maxMirroredDiff = qMax(maxMirroredDiff, qAbs(d.p.mirrorDiff));
}
}
static void readArabicShaping()
{
qDebug("Reading ArabicShaping.txt");
// Initialize defaults:
// Code points that are not explicitly listed in ArabicShaping.txt are either of joining type T or U:
// - Those that not explicitly listed that are of General Category Mn, Me, or Cf have joining type T.
// - All others not explicitly listed have joining type U.
for (int codepoint = 0; codepoint <= QChar::LastValidCodePoint; ++codepoint) {
UnicodeData &d = UnicodeData::valueRef(codepoint);
if (d.p.joining == QChar::Joining_None) {
if (d.p.category == QChar::Mark_NonSpacing || d.p.category == QChar::Mark_Enclosing || d.p.category == QChar::Other_Format)
d.p.joining = QChar::Joining_Transparent;
}
}
QFile f("data/ArabicShaping.txt");
if (!f.exists())
qFatal("Couldn't find ArabicShaping.txt");
f.open(QFile::ReadOnly);
while (!f.atEnd()) {
QByteArray line;
line.resize(1024);
int len = f.readLine(line.data(), 1024);
line.resize(len-1);
int comment = line.indexOf('#');
if (comment >= 0)
line = line.left(comment);
line = line.trimmed();
if (line.isEmpty())
continue;
QList<QByteArray> l = line.split(';');
Q_ASSERT(l.size() == 4);
bool ok;
int codepoint = l[0].toInt(&ok, 16);
Q_ASSERT(ok);
UnicodeData &d = UnicodeData::valueRef(codepoint);
JoiningType joining = joining_map.value(l[2].trimmed(), Joining_Unassigned);
switch (joining) {
case Joining_Unassigned:
qFatal("%x: unassigned or unhandled joining type: %s", codepoint, l[2].constData());
break;
case Joining_Transparent:
switch (d.p.category) {
case QChar::Mark_Enclosing:
case QChar::Mark_NonSpacing:
case QChar::Letter_Modifier:
case QChar::Other_Format:
break;
default:
qFatal("%x: joining type '%s' was met (category: %d); "
"the current implementation needs to be revised!",
codepoint, l[2].constData(), d.p.category);
}
Q_FALLTHROUGH();
default:
d.p.joining = QChar::JoiningType(joining);
break;
}
}
}
static void readDerivedAge()
{
qDebug("Reading DerivedAge.txt");
QFile f("data/DerivedAge.txt");
if (!f.exists())
qFatal("Couldn't find DerivedAge.txt");
f.open(QFile::ReadOnly);
while (!f.atEnd()) {
QByteArray line;
line.resize(1024);
int len = f.readLine(line.data(), 1024);
line.resize(len-1);
int comment = line.indexOf('#');
if (comment >= 0)
line = line.left(comment);
line.replace(" ", "");
if (line.isEmpty())
continue;
QList<QByteArray> l = line.split(';');
Q_ASSERT(l.size() == 2);
QByteArray codes = l[0];
codes.replace("..", ".");
QList<QByteArray> cl = codes.split('.');
bool ok;
int from = cl[0].toInt(&ok, 16);
Q_ASSERT(ok);
int to = from;
if (cl.size() == 2) {
to = cl[1].toInt(&ok, 16);
Q_ASSERT(ok);
}
QChar::UnicodeVersion age = age_map.value(l[1].trimmed(), QChar::Unicode_Unassigned);
//qDebug() << hex << from << ".." << to << ba << age;
if (age == QChar::Unicode_Unassigned)
qFatal("unassigned or unhandled age value: %s", l[1].constData());
for (int codepoint = from; codepoint <= to; ++codepoint) {
UnicodeData &d = UnicodeData::valueRef(codepoint);
d.p.age = age;
}
}
}
static void readDerivedNormalizationProps()
{
qDebug("Reading DerivedNormalizationProps.txt");
QFile f("data/DerivedNormalizationProps.txt");
if (!f.exists())
qFatal("Couldn't find DerivedNormalizationProps.txt");
f.open(QFile::ReadOnly);
while (!f.atEnd()) {
QByteArray line;
line.resize(1024);
int len = f.readLine(line.data(), 1024);
line.resize(len-1);
int comment = line.indexOf('#');
if (comment >= 0)
line = line.left(comment);
if (line.trimmed().isEmpty())
continue;
QList<QByteArray> l = line.split(';');
Q_ASSERT(l.size() >= 2);
QByteArray propName = l[1].trimmed();
if (propName != "Full_Composition_Exclusion" &&
propName != "NFD_QC" && propName != "NFC_QC" &&
propName != "NFKD_QC" && propName != "NFKC_QC") {
// ###
continue;
}
QByteArray codes = l[0].trimmed();
codes.replace("..", ".");
QList<QByteArray> cl = codes.split('.');
bool ok;
int from = cl[0].toInt(&ok, 16);
Q_ASSERT(ok);
int to = from;
if (cl.size() == 2) {
to = cl[1].toInt(&ok, 16);
Q_ASSERT(ok);
}
for (int codepoint = from; codepoint <= to; ++codepoint) {
UnicodeData &d = UnicodeData::valueRef(codepoint);
if (propName == "Full_Composition_Exclusion") {
d.excludedComposition = true;
} else {
Q_STATIC_ASSERT(QString::NormalizationForm_D == 0);
Q_STATIC_ASSERT(QString::NormalizationForm_C == 1);
Q_STATIC_ASSERT(QString::NormalizationForm_KD == 2);
Q_STATIC_ASSERT(QString::NormalizationForm_KC == 3);
QString::NormalizationForm form;
if (propName == "NFD_QC")
form = QString::NormalizationForm_D;
else if (propName == "NFC_QC")
form = QString::NormalizationForm_C;
else if (propName == "NFKD_QC")
form = QString::NormalizationForm_KD;
else// if (propName == "NFKC_QC")
form = QString::NormalizationForm_KC;
Q_ASSERT(l.size() == 3);
l[2] = l[2].trimmed();
enum { NFQC_YES = 0, NFQC_NO = 1, NFQC_MAYBE = 3 };
uchar ynm = (l[2] == "N" ? NFQC_NO : l[2] == "M" ? NFQC_MAYBE : NFQC_YES);
if (ynm == NFQC_MAYBE) {
// if this changes, we need to revise the normalizationQuickCheckHelper() implementation
Q_ASSERT(form == QString::NormalizationForm_C || form == QString::NormalizationForm_KC);
}
d.p.nfQuickCheck |= (ynm << (form << 1)); // 2 bits per NF
}
}
}
for (int codepoint = 0; codepoint <= QChar::LastValidCodePoint; ++codepoint) {
UnicodeData &d = UnicodeData::valueRef(codepoint);
if (!d.excludedComposition
&& d.decompositionType == QChar::Canonical
&& d.decomposition.size() > 1) {
Q_ASSERT(d.decomposition.size() == 2);
int part1 = d.decomposition.at(0);
int part2 = d.decomposition.at(1);
// all non-starters are listed in DerivedNormalizationProps.txt
// and already excluded from composition
Q_ASSERT(UnicodeData::valueRef(part1).p.combiningClass == 0);
++numLigatures;
highestLigature = qMax(highestLigature, part1);
Ligature l = { part1, part2, codepoint };
ligatureHashes[part2].append(l);
}
}
}
struct NormalizationCorrection {
uint codepoint;
uint mapped;
int version;
};
static QByteArray createNormalizationCorrections()
{
qDebug("Reading NormalizationCorrections.txt");
QFile f("data/NormalizationCorrections.txt");
if (!f.exists())
qFatal("Couldn't find NormalizationCorrections.txt");
f.open(QFile::ReadOnly);
QByteArray out;
out += "struct NormalizationCorrection {\n"
" uint ucs4;\n"
" uint old_mapping;\n"
" int version;\n"
"};\n\n"
"static const NormalizationCorrection uc_normalization_corrections[] = {\n";
int maxVersion = 0;
int numCorrections = 0;
while (!f.atEnd()) {
QByteArray line;
line.resize(1024);
int len = f.readLine(line.data(), 1024);
line.resize(len-1);
int comment = line.indexOf('#');
if (comment >= 0)
line = line.left(comment);
line.replace(" ", "");
if (line.isEmpty())
continue;
Q_ASSERT(!line.contains(".."));
QList<QByteArray> fields = line.split(';');
Q_ASSERT(fields.size() == 4);
NormalizationCorrection c = { 0, 0, 0 };
bool ok;
c.codepoint = fields.at(0).toInt(&ok, 16);
Q_ASSERT(ok);
c.mapped = fields.at(1).toInt(&ok, 16);
Q_ASSERT(ok);
if (fields.at(3) == "3.2.0")
c.version = QChar::Unicode_3_2;
else if (fields.at(3) == "4.0.0")
c.version = QChar::Unicode_4_0;
else
qFatal("unknown unicode version in NormalizationCorrection.txt");
out += " { 0x" + QByteArray::number(c.codepoint, 16) + ", 0x" + QByteArray::number(c.mapped, 16)
+ ", " + QString::number(c.version) + " },\n";
++numCorrections;
maxVersion = qMax(c.version, maxVersion);
}
if (out.endsWith(",\n"))
out.chop(2);
out += "\n};\n\n"
"enum { NumNormalizationCorrections = " + QByteArray::number(numCorrections) + " };\n"
"enum { NormalizationCorrectionsVersionMax = " + QByteArray::number(maxVersion) + " };\n\n";
return out;
}
static void readLineBreak()
{
qDebug("Reading LineBreak.txt");
QFile f("data/LineBreak.txt");
if (!f.exists())
qFatal("Couldn't find LineBreak.txt");
f.open(QFile::ReadOnly);
while (!f.atEnd()) {
QByteArray line;
line.resize(1024);
int len = f.readLine(line.data(), 1024);
line.resize(len-1);
int comment = line.indexOf('#');
if (comment >= 0)
line = line.left(comment);
line.replace(" ", "");
if (line.isEmpty())
continue;
QList<QByteArray> l = line.split(';');
Q_ASSERT(l.size() == 2);
QByteArray codes = l[0];
codes.replace("..", ".");
QList<QByteArray> cl = codes.split('.');
bool ok;
int from = cl[0].toInt(&ok, 16);
Q_ASSERT(ok);
int to = from;
if (cl.size() == 2) {
to = cl[1].toInt(&ok, 16);
Q_ASSERT(ok);
}
LineBreakClass lb = line_break_map.value(l[1], LineBreak_Unassigned);
if (lb == LineBreak_Unassigned)
qFatal("unassigned line break class: %s", l[1].constData());
for (int codepoint = from; codepoint <= to; ++codepoint) {
UnicodeData &d = UnicodeData::valueRef(codepoint);
d.p.lineBreakClass = lb;
}
}
}
static void readSpecialCasing()
{
qDebug("Reading SpecialCasing.txt");
QFile f("data/SpecialCasing.txt");
if (!f.exists())
qFatal("Couldn't find SpecialCasing.txt");
f.open(QFile::ReadOnly);
while (!f.atEnd()) {
QByteArray line;
line.resize(1024);
int len = f.readLine(line.data(), 1024);
line.resize(len-1);
int comment = line.indexOf('#');
if (comment >= 0)
line = line.left(comment);
if (line.isEmpty())
continue;
QList<QByteArray> l = line.split(';');
QByteArray condition = l.size() < 5 ? QByteArray() : l[4].trimmed();
if (!condition.isEmpty())
// #####
continue;
bool ok;
int codepoint = l[0].trimmed().toInt(&ok, 16);
Q_ASSERT(ok);
// if the condition below doesn't hold anymore we need to modify our
// lower/upper/title casing code and case folding code
Q_ASSERT(!QChar::requiresSurrogates(codepoint));
// qDebug() << "codepoint" << hex << codepoint;
// qDebug() << line;
QList<QByteArray> lower = l[1].trimmed().split(' ');
QList<int> lowerMap;
for (int i = 0; i < lower.size(); ++i) {
bool ok;
lowerMap.append(lower.at(i).toInt(&ok, 16));
Q_ASSERT(ok);
}
QList<QByteArray> title = l[2].trimmed().split(' ');
QList<int> titleMap;
for (int i = 0; i < title.size(); ++i) {
bool ok;
titleMap.append(title.at(i).toInt(&ok, 16));
Q_ASSERT(ok);
}
QList<QByteArray> upper = l[3].trimmed().split(' ');
QList<int> upperMap;
for (int i = 0; i < upper.size(); ++i) {
bool ok;
upperMap.append(upper.at(i).toInt(&ok, 16));
Q_ASSERT(ok);
}
UnicodeData &ud = UnicodeData::valueRef(codepoint);
Q_ASSERT(lowerMap.size() > 1 || lowerMap.at(0) == codepoint + ud.p.lowerCaseDiff);
Q_ASSERT(titleMap.size() > 1 || titleMap.at(0) == codepoint + ud.p.titleCaseDiff);
Q_ASSERT(upperMap.size() > 1 || upperMap.at(0) == codepoint + ud.p.upperCaseDiff);
if (lowerMap.size() > 1) {
ud.p.lowerCaseSpecial = true;
ud.p.lowerCaseDiff = appendToSpecialCaseMap(lowerMap);
}
if (titleMap.size() > 1) {
ud.p.titleCaseSpecial = true;
ud.p.titleCaseDiff = appendToSpecialCaseMap(titleMap);
}
if (upperMap.size() > 1) {
ud.p.upperCaseSpecial = true;
ud.p.upperCaseDiff = appendToSpecialCaseMap(upperMap);
}
}
}
static int maxCaseFoldDiff = 0;
static void readCaseFolding()
{
qDebug("Reading CaseFolding.txt");
QFile f("data/CaseFolding.txt");
if (!f.exists())
qFatal("Couldn't find CaseFolding.txt");
f.open(QFile::ReadOnly);
while (!f.atEnd()) {
QByteArray line;
line.resize(1024);
int len = f.readLine(line.data(), 1024);
line.resize(len-1);
int comment = line.indexOf('#');
if (comment >= 0)
line = line.left(comment);
if (line.isEmpty())
continue;
QList<QByteArray> l = line.split(';');
bool ok;
int codepoint = l[0].trimmed().toInt(&ok, 16);
Q_ASSERT(ok);
l[1] = l[1].trimmed();
if (l[1] == "F" || l[1] == "T")
continue;
// qDebug() << "codepoint" << hex << codepoint;
// qDebug() << line;
QList<QByteArray> fold = l[2].trimmed().split(' ');
QList<int> foldMap;
for (int i = 0; i < fold.size(); ++i) {
bool ok;
foldMap.append(fold.at(i).toInt(&ok, 16));
Q_ASSERT(ok);
}
UnicodeData &ud = UnicodeData::valueRef(codepoint);
if (foldMap.size() == 1) {
int caseFolded = foldMap.at(0);
int diff = caseFolded - codepoint;
// if the conditions below doesn't hold anymore we need to modify our case folding code
Q_ASSERT(QChar::requiresSurrogates(codepoint) == QChar::requiresSurrogates(caseFolded));
if (QChar::requiresSurrogates(codepoint)) {
Q_ASSERT(QChar::highSurrogate(codepoint) == QChar::highSurrogate(caseFolded));
Q_ASSERT(QChar::lowSurrogate(codepoint) + diff == QChar::lowSurrogate(caseFolded));
}
if (qAbs(diff) >= (1<<13)) {
qWarning() << "caseFoldDiff exceeded (" << hex << codepoint << "->" << caseFolded << "); map it for special case";
ud.p.caseFoldSpecial = true;
ud.p.caseFoldDiff = appendToSpecialCaseMap(foldMap);
} else {
ud.p.caseFoldDiff = diff;
maxCaseFoldDiff = qMax(maxCaseFoldDiff, qAbs(diff));
}
} else {
qFatal("we currently don't support full case foldings");
// qDebug() << "special" << hex << foldMap;
ud.p.caseFoldSpecial = true;
ud.p.caseFoldDiff = appendToSpecialCaseMap(foldMap);
}
}
}
static void readGraphemeBreak()
{
qDebug("Reading GraphemeBreakProperty.txt");
QFile f("data/GraphemeBreakProperty.txt");
if (!f.exists())
qFatal("Couldn't find GraphemeBreakProperty.txt");
f.open(QFile::ReadOnly);
while (!f.atEnd()) {
QByteArray line;
line.resize(1024);
int len = f.readLine(line.data(), 1024);
line.resize(len-1);
int comment = line.indexOf('#');
if (comment >= 0)
line = line.left(comment);
line.replace(" ", "");
if (line.isEmpty())
continue;
QList<QByteArray> l = line.split(';');
Q_ASSERT(l.size() == 2);
QByteArray codes = l[0];
codes.replace("..", ".");
QList<QByteArray> cl = codes.split('.');
bool ok;
int from = cl[0].toInt(&ok, 16);
Q_ASSERT(ok);
int to = from;
if (cl.size() == 2) {
to = cl[1].toInt(&ok, 16);
Q_ASSERT(ok);
}
GraphemeBreakClass brk = grapheme_break_map.value(l[1], GraphemeBreak_Unassigned);
if (brk == GraphemeBreak_Unassigned)
qFatal("unassigned grapheme break class: %s", l[1].constData());
for (int codepoint = from; codepoint <= to; ++codepoint) {
UnicodeData &ud = UnicodeData::valueRef(codepoint);
ud.p.graphemeBreakClass = brk;
}
}
}
static void readEmojiData()
{
qDebug("Reading emoji-data.txt");
QFile f("data/emoji-data.txt");
if (!f.open(QFile::ReadOnly))
qFatal("Couldn't find emoji-data.txt");
while (!f.atEnd()) {
QByteArray line;
line.resize(1024);
int len = f.readLine(line.data(), 1024);
line.resize(len-1);
int comment = line.indexOf('#');
if (comment >= 0)
line = line.left(comment);
line.replace(" ", "");
if (line.isEmpty())
continue;
QList<QByteArray> l = line.split(';');
Q_ASSERT(l.size() == 2);
// NOTE: for the moment we process emoji_data only to extract
// the code points with Extended_Pictographic. This is needed by
// extended grapheme clustering (cf. the GB11 rule in UAX #29).
if (l[1] != "Extended_Pictographic")
continue;
QByteArray codes = l[0];
codes.replace("..", ".");
QList<QByteArray> cl = codes.split('.');
bool ok;
int from = cl[0].toInt(&ok, 16);
Q_ASSERT(ok);
int to = from;
if (cl.size() == 2) {
to = cl[1].toInt(&ok, 16);
Q_ASSERT(ok);
}
for (int codepoint = from; codepoint <= to; ++codepoint) {
UnicodeData &ud = UnicodeData::valueRef(codepoint);
// Check we're not overwriting the data from GraphemeBreakProperty.txt...
Q_ASSERT(ud.p.graphemeBreakClass == GraphemeBreak_Any);
ud.p.graphemeBreakClass = GraphemeBreak_Extended_Pictographic;
}
}
}
static void readWordBreak()
{
qDebug("Reading WordBreakProperty.txt");
QFile f("data/WordBreakProperty.txt");
if (!f.exists())
qFatal("Couldn't find WordBreakProperty.txt");
f.open(QFile::ReadOnly);
while (!f.atEnd()) {
QByteArray line;
line.resize(1024);
int len = f.readLine(line.data(), 1024);
line.resize(len-1);
int comment = line.indexOf('#');
if (comment >= 0)
line = line.left(comment);
line.replace(" ", "");
if (line.isEmpty())
continue;
QList<QByteArray> l = line.split(';');
Q_ASSERT(l.size() == 2);
QByteArray codes = l[0];
codes.replace("..", ".");
QList<QByteArray> cl = codes.split('.');
bool ok;
int from = cl[0].toInt(&ok, 16);
Q_ASSERT(ok);
int to = from;
if (cl.size() == 2) {
to = cl[1].toInt(&ok, 16);
Q_ASSERT(ok);
}
WordBreakClass brk = word_break_map.value(l[1], WordBreak_Unassigned);
if (brk == WordBreak_Unassigned)
qFatal("unassigned word break class: %s", l[1].constData());
for (int codepoint = from; codepoint <= to; ++codepoint) {
// ### [
// as of Unicode 5.1, some punctuation marks were mapped to MidLetter and MidNumLet
// which caused "hi.there" to be treated like if it were just a single word;
// until we have a tailoring mechanism, retain the old behavior by remapping those characters here.
if (codepoint == 0x002E) // FULL STOP
brk = WordBreak_MidNum;
else if (codepoint == 0x003A) // COLON
brk = WordBreak_Any;
// ] ###
UnicodeData &ud = UnicodeData::valueRef(codepoint);
ud.p.wordBreakClass = brk;
}
}
}
static void readSentenceBreak()
{
qDebug("Reading SentenceBreakProperty.txt");
QFile f("data/SentenceBreakProperty.txt");
if (!f.exists())
qFatal("Couldn't find SentenceBreakProperty.txt");
f.open(QFile::ReadOnly);
while (!f.atEnd()) {
QByteArray line;
line.resize(1024);
int len = f.readLine(line.data(), 1024);
line.resize(len-1);
int comment = line.indexOf('#');
if (comment >= 0)
line = line.left(comment);
line.replace(" ", "");
if (line.isEmpty())
continue;
QList<QByteArray> l = line.split(';');
Q_ASSERT(l.size() == 2);
QByteArray codes = l[0];
codes.replace("..", ".");
QList<QByteArray> cl = codes.split('.');
bool ok;
int from = cl[0].toInt(&ok, 16);
Q_ASSERT(ok);
int to = from;
if (cl.size() == 2) {
to = cl[1].toInt(&ok, 16);
Q_ASSERT(ok);
}
SentenceBreakClass brk = sentence_break_map.value(l[1], SentenceBreak_Unassigned);
if (brk == SentenceBreak_Unassigned)
qFatal("unassigned sentence break class: %s", l[1].constData());
for (int codepoint = from; codepoint <= to; ++codepoint) {
UnicodeData &ud = UnicodeData::valueRef(codepoint);
ud.p.sentenceBreakClass = brk;
}
}
}
#if 0
// this piece of code does full case folding and comparison. We currently
// don't use it, since this gives lots of issues with things as case insensitive
// search and replace.
static inline void foldCase(uint ch, ushort *out)
{
const QUnicodeTables::Properties *p = qGetProp(ch);
if (!p->caseFoldSpecial) {
*(out++) = ch + p->caseFoldDiff;
} else {
const ushort *folded = specialCaseMap + p->caseFoldDiff;
ushort length = *folded++;
while (length--)
*out++ = *folded++;
}
*out = 0;
}
static int ucstricmp(const ushort *a, const ushort *ae, const ushort *b, const ushort *be)
{
if (a == b)
return 0;
if (a == 0)
return 1;
if (b == 0)
return -1;
while (a != ae && b != be) {
const QUnicodeTables::Properties *pa = qGetProp(*a);
const QUnicodeTables::Properties *pb = qGetProp(*b);
if (pa->caseFoldSpecial | pb->caseFoldSpecial)
goto special;
int diff = (int)(*a + pa->caseFoldDiff) - (int)(*b + pb->caseFoldDiff);
if ((diff))
return diff;
++a;
++b;
}
}
if (a == ae) {
if (b == be)
return 0;
return -1;
}
return 1;
special:
ushort abuf[SPECIAL_CASE_MAX_LEN + 1];
ushort bbuf[SPECIAL_CASE_MAX_LEN + 1];
abuf[0] = bbuf[0] = 0;
ushort *ap = abuf;
ushort *bp = bbuf;
while (1) {
if (!*ap) {
if (a == ae) {
if (!*bp && b == be)
return 0;
return -1;
}
foldCase(*(a++), abuf);
ap = abuf;
}
if (!*bp) {
if (b == be)
return 1;
foldCase(*(b++), bbuf);
bp = bbuf;
}
if (*ap != *bp)
return (int)*ap - (int)*bp;
++ap;
++bp;
}
}
static int ucstricmp(const ushort *a, const ushort *ae, const uchar *b)
{
if (a == 0)
return 1;
if (b == 0)
return -1;
while (a != ae && *b) {
const QUnicodeTables::Properties *pa = qGetProp(*a);
const QUnicodeTables::Properties *pb = qGetProp((ushort)*b);
if (pa->caseFoldSpecial | pb->caseFoldSpecial)
goto special;
int diff = (int)(*a + pa->caseFoldDiff) - (int)(*b + pb->caseFoldDiff);
if ((diff))
return diff;
++a;
++b;
}
if (a == ae) {
if (!*b)
return 0;
return -1;
}
return 1;
special:
ushort abuf[SPECIAL_CASE_MAX_LEN + 1];
ushort bbuf[SPECIAL_CASE_MAX_LEN + 1];
abuf[0] = bbuf[0] = 0;
ushort *ap = abuf;
ushort *bp = bbuf;
while (1) {
if (!*ap) {
if (a == ae) {
if (!*bp && !*b)
return 0;
return -1;
}
foldCase(*(a++), abuf);
ap = abuf;
}
if (!*bp) {
if (!*b)
return 1;
foldCase(*(b++), bbuf);
bp = bbuf;
}
if (*ap != *bp)
return (int)*ap - (int)*bp;
++ap;
++bp;
}
}
#endif
#if 0
static QList<QByteArray> blockNames;
struct BlockInfo
{
int blockIndex;
int firstCodePoint;
int lastCodePoint;
};
static QList<BlockInfo> blockInfoList;
static void readBlocks()
{
qDebug("Reading Blocks.txt");
QFile f("data/Blocks.txt");
if (!f.exists())
qFatal("Couldn't find Blocks.txt");
f.open(QFile::ReadOnly);
while (!f.atEnd()) {
QByteArray line = f.readLine();
line.resize(line.size() - 1);
int comment = line.indexOf("#");
if (comment >= 0)
line = line.left(comment);
line.replace(" ", "");
if (line.isEmpty())
continue;
int semicolon = line.indexOf(';');
Q_ASSERT(semicolon >= 0);
QByteArray codePoints = line.left(semicolon);
QByteArray blockName = line.mid(semicolon + 1);
int blockIndex = blockNames.indexOf(blockName);
if (blockIndex == -1) {
blockIndex = blockNames.size();
blockNames.append(blockName);
}
codePoints.replace("..", ".");
QList<QByteArray> cl = codePoints.split('.');
bool ok;
int first = cl[0].toInt(&ok, 16);
Q_ASSERT(ok);
int last = first;
if (cl.size() == 2) {
last = cl[1].toInt(&ok, 16);
Q_ASSERT(ok);
}
BlockInfo blockInfo = { blockIndex, first, last };
blockInfoList.append(blockInfo);
}
}
#endif
static void readScripts()
{
qDebug("Reading Scripts.txt");
QFile f("data/Scripts.txt");
if (!f.exists())
qFatal("Couldn't find Scripts.txt");
f.open(QFile::ReadOnly);
while (!f.atEnd()) {
QByteArray line = f.readLine();
line.resize(line.size() - 1);
int comment = line.indexOf("#");
if (comment >= 0)
line = line.left(comment);
line.replace(" ", "");
line.replace("_", "");
if (line.isEmpty())
continue;
int semicolon = line.indexOf(';');
Q_ASSERT(semicolon >= 0);
QByteArray codePoints = line.left(semicolon);
QByteArray scriptName = line.mid(semicolon + 1);
codePoints.replace("..", ".");
QList<QByteArray> cl = codePoints.split('.');
bool ok;
int first = cl[0].toInt(&ok, 16);
Q_ASSERT(ok);
int last = first;
if (cl.size() == 2) {
last = cl[1].toInt(&ok, 16);
Q_ASSERT(ok);
}
if (!scriptMap.contains(scriptName))
qFatal("Unhandled script property value: %s", scriptName.constData());
QChar::Script script = scriptMap.value(scriptName, QChar::Script_Unknown);
for (int codepoint = first; codepoint <= last; ++codepoint) {
UnicodeData &ud = UnicodeData::valueRef(codepoint);
ud.p.script = script;
}
}
}
#if 0
static void dump(int from, int to)
{
for (int i = from; i <= to; ++i) {
UnicodeData &d = UnicodeData::valueRef(i);
qDebug("0x%04x: cat=%d combining=%d dir=%d case=%x mirror=%x joining=%d age=%d",
i, d.p.category, d.p.combiningClass, d.p.direction, d.otherCase, d.mirroredChar, d.p.joining, d.p.age);
if (d.decompositionType != QChar::NoDecomposition) {
qDebug(" decomposition: type=%d, length=%d, first=%x", d.decompositionType, d.decomposition.size(),
d.decomposition[0]);
}
}
qDebug(" ");
}
#endif
static QList<PropertyFlags> uniqueProperties;
static void computeUniqueProperties()
{
qDebug("computeUniqueProperties:");
for (int codepoint = 0; codepoint <= QChar::LastValidCodePoint; ++codepoint) {
UnicodeData &d = UnicodeData::valueRef(codepoint);
int index = uniqueProperties.indexOf(d.p);
if (index == -1) {
index = uniqueProperties.size();
uniqueProperties.append(d.p);
}
d.propertyIndex = index;
}
qDebug(" %d unique unicode properties found", uniqueProperties.size());
}
struct UniqueBlock {
inline UniqueBlock() : index(-1) {}
inline bool operator==(const UniqueBlock &other) const
{ return values == other.values; }
int index;
QVector<int> values;
};
static QByteArray createPropertyInfo()
{
qDebug("createPropertyInfo:");
// we reserve one bit more than in the assert below for the sign
Q_ASSERT(maxMirroredDiff < (1<<12));
Q_ASSERT(maxLowerCaseDiff < (1<<13));
Q_ASSERT(maxUpperCaseDiff < (1<<13));
Q_ASSERT(maxTitleCaseDiff < (1<<13));
Q_ASSERT(maxCaseFoldDiff < (1<<13));
const int BMP_BLOCKSIZE = 32;
const int BMP_SHIFT = 5;
const int BMP_END = 0x11000;
const int SMP_END = 0x110000;
const int SMP_BLOCKSIZE = 256;
const int SMP_SHIFT = 8;
QList<UniqueBlock> uniqueBlocks;
QVector<int> blockMap;
int used = 0;
for (int block = 0; block < BMP_END/BMP_BLOCKSIZE; ++block) {
UniqueBlock b;
b.values.reserve(BMP_BLOCKSIZE);
for (int i = 0; i < BMP_BLOCKSIZE; ++i) {
int uc = block*BMP_BLOCKSIZE + i;
UnicodeData &d = UnicodeData::valueRef(uc);
b.values.append(d.propertyIndex);
}
int index = uniqueBlocks.indexOf(b);
if (index == -1) {
index = uniqueBlocks.size();
b.index = used;
used += BMP_BLOCKSIZE;
uniqueBlocks.append(b);
}
blockMap.append(uniqueBlocks.at(index).index);
}
int bmp_blocks = uniqueBlocks.size();
for (int block = BMP_END/SMP_BLOCKSIZE; block < SMP_END/SMP_BLOCKSIZE; ++block) {
UniqueBlock b;
b.values.reserve(SMP_BLOCKSIZE);
for (int i = 0; i < SMP_BLOCKSIZE; ++i) {
int uc = block*SMP_BLOCKSIZE + i;
UnicodeData &d = UnicodeData::valueRef(uc);
b.values.append(d.propertyIndex);
}
int index = uniqueBlocks.indexOf(b);
if (index == -1) {
index = uniqueBlocks.size();
b.index = used;
used += SMP_BLOCKSIZE;
uniqueBlocks.append(b);
}
blockMap.append(uniqueBlocks.at(index).index);
}
int smp_blocks = uniqueBlocks.size() - bmp_blocks;
int bmp_block_data = bmp_blocks*BMP_BLOCKSIZE*sizeof(unsigned short);
int bmp_trie = BMP_END/BMP_BLOCKSIZE*sizeof(unsigned short);
int bmp_mem = bmp_block_data + bmp_trie;
qDebug(" %d unique blocks in BMP.", bmp_blocks);
qDebug(" block data uses: %d bytes", bmp_block_data);
qDebug(" trie data uses : %d bytes", bmp_trie);
int smp_block_data = smp_blocks*SMP_BLOCKSIZE*sizeof(unsigned short);
int smp_trie = (SMP_END-BMP_END)/SMP_BLOCKSIZE*sizeof(unsigned short);
int smp_mem = smp_block_data + smp_trie;
qDebug(" %d unique blocks in SMP.", smp_blocks);
qDebug(" block data uses: %d bytes", smp_block_data);
qDebug(" trie data uses : %d bytes", smp_trie);
int prop_data = uniqueProperties.size() * SizeOfPropertiesStruct;
qDebug("\n properties data uses : %d bytes", prop_data);
qDebug(" memory usage: %d bytes", bmp_mem + smp_mem + prop_data);
Q_ASSERT(blockMap.last() + blockMap.size() < (1<<(sizeof(unsigned short)*8)));
QByteArray out;
out += "static const unsigned short uc_property_trie[] = {\n";
// first write the map
out += " // [0x0..0x" + QByteArray::number(BMP_END, 16) + ")";
for (int i = 0; i < BMP_END/BMP_BLOCKSIZE; ++i) {
if (!(i % 8)) {
if (out.endsWith(' '))
out.chop(1);
if (!((i*BMP_BLOCKSIZE) % 0x1000))
out += "\n";
out += "\n ";
}
out += QByteArray::number(blockMap.at(i) + blockMap.size());
out += ", ";
}
if (out.endsWith(' '))
out.chop(1);
out += "\n\n // [0x" + QByteArray::number(BMP_END, 16) + "..0x" + QByteArray::number(SMP_END, 16) + ")\n";
for (int i = BMP_END/BMP_BLOCKSIZE; i < blockMap.size(); ++i) {
if (!(i % 8)) {
if (out.endsWith(' '))
out.chop(1);
if (!(i % (0x10000/SMP_BLOCKSIZE)))
out += "\n";
out += "\n ";
}
out += QByteArray::number(blockMap.at(i) + blockMap.size());
out += ", ";
}
if (out.endsWith(' '))
out.chop(1);
out += "\n";
// write the data
for (int i = 0; i < uniqueBlocks.size(); ++i) {
if (out.endsWith(' '))
out.chop(1);
out += "\n";
const UniqueBlock &b = uniqueBlocks.at(i);
for (int j = 0; j < b.values.size(); ++j) {
if (!(j % 8)) {
if (out.endsWith(' '))
out.chop(1);
out += "\n ";
}
out += QByteArray::number(b.values.at(j));
out += ", ";
}
}
if (out.endsWith(", "))
out.chop(2);
out += "\n};\n\n";
out += "#define GET_PROP_INDEX(ucs4) \\\n"
" (ucs4 < 0x" + QByteArray::number(BMP_END, 16) + " \\\n"
" ? (uc_property_trie[uc_property_trie[ucs4>>" + QByteArray::number(BMP_SHIFT) +
"] + (ucs4 & 0x" + QByteArray::number(BMP_BLOCKSIZE-1, 16)+ ")]) \\\n"
" : (uc_property_trie[uc_property_trie[((ucs4 - 0x" + QByteArray::number(BMP_END, 16) +
")>>" + QByteArray::number(SMP_SHIFT) + ") + 0x" + QByteArray::number(BMP_END/BMP_BLOCKSIZE, 16) + "]"
" + (ucs4 & 0x" + QByteArray::number(SMP_BLOCKSIZE-1, 16) + ")]))\n\n"
"#define GET_PROP_INDEX_UCS2(ucs2) \\\n"
" (uc_property_trie[uc_property_trie[ucs2>>" + QByteArray::number(BMP_SHIFT) +
"] + (ucs2 & 0x" + QByteArray::number(BMP_BLOCKSIZE-1, 16)+ ")])\n\n";
out += "static const Properties uc_properties[] = {";
// keep in sync with the property declaration
for (int i = 0; i < uniqueProperties.size(); ++i) {
const PropertyFlags &p = uniqueProperties.at(i);
out += "\n { ";
// " ushort category : 8; /* 5 used */\n"
out += QByteArray::number( p.category );
out += ", ";
// " ushort direction : 8; /* 5 used */\n"
out += QByteArray::number( p.direction );
out += ", ";
// " ushort combiningClass : 8;\n"
out += QByteArray::number( p.combiningClass );
out += ", ";
// " ushort joining : 3;\n"
out += QByteArray::number( p.joining );
out += ", ";
// " signed short digitValue : 5;\n"
out += QByteArray::number( p.digitValue );
out += ", ";
// " signed short mirrorDiff : 16;\n"
out += QByteArray::number( p.mirrorDiff );
out += ", ";
// " ushort unicodeVersion : 8; /* 5 used */\n"
out += QByteArray::number( p.age );
out += ", ";
// " ushort nfQuickCheck : 8;\n"
out += QByteArray::number( p.nfQuickCheck );
out += ", ";
// " struct {\n"
// " ushort special : 1;\n"
// " signed short diff : 15;\n"
// " } cases[NumCases];\n"
out += " { {";
out += QByteArray::number( p.lowerCaseSpecial );
out += ", ";
out += QByteArray::number( p.lowerCaseDiff );
out += "}, {";
out += QByteArray::number( p.upperCaseSpecial );
out += ", ";
out += QByteArray::number( p.upperCaseDiff );
out += "}, {";
out += QByteArray::number( p.titleCaseSpecial );
out += ", ";
out += QByteArray::number( p.titleCaseDiff );
out += "}, {";
out += QByteArray::number( p.caseFoldSpecial );
out += ", ";
out += QByteArray::number( p.caseFoldDiff );
out += "} }, ";
// " ushort graphemeBreakClass : 5; /* 5 used */\n"
// " ushort wordBreakClass : 5; /* 5 used */\n"
// " ushort lineBreakClass : 6; /* 6 used */\n"
out += QByteArray::number( p.graphemeBreakClass );
out += ", ";
out += QByteArray::number( p.wordBreakClass );
out += ", ";
out += QByteArray::number( p.lineBreakClass );
out += ", ";
// " ushort sentenceBreakClass : 8; /* 4 used */\n"
out += QByteArray::number( p.sentenceBreakClass );
out += ", ";
// " ushort script : 8;\n"
out += QByteArray::number( p.script );
out += " },";
}
if (out.endsWith(','))
out.chop(1);
out += "\n};\n\n";
out += "Q_DECL_CONST_FUNCTION static inline const Properties *qGetProp(uint ucs4) noexcept\n"
"{\n"
" return uc_properties + GET_PROP_INDEX(ucs4);\n"
"}\n"
"\n"
"Q_DECL_CONST_FUNCTION static inline const Properties *qGetProp(ushort ucs2) noexcept\n"
"{\n"
" return uc_properties + GET_PROP_INDEX_UCS2(ucs2);\n"
"}\n"
"\n"
"Q_DECL_CONST_FUNCTION Q_CORE_EXPORT const Properties * QT_FASTCALL properties(uint ucs4) noexcept\n"
"{\n"
" return qGetProp(ucs4);\n"
"}\n"
"\n"
"Q_DECL_CONST_FUNCTION Q_CORE_EXPORT const Properties * QT_FASTCALL properties(ushort ucs2) noexcept\n"
"{\n"
" return qGetProp(ucs2);\n"
"}\n\n";
out += "Q_CORE_EXPORT GraphemeBreakClass QT_FASTCALL graphemeBreakClass(uint ucs4) noexcept\n"
"{\n"
" return static_cast<GraphemeBreakClass>(qGetProp(ucs4)->graphemeBreakClass);\n"
"}\n"
"\n"
"Q_CORE_EXPORT WordBreakClass QT_FASTCALL wordBreakClass(uint ucs4) noexcept\n"
"{\n"
" return static_cast<WordBreakClass>(qGetProp(ucs4)->wordBreakClass);\n"
"}\n"
"\n"
"Q_CORE_EXPORT SentenceBreakClass QT_FASTCALL sentenceBreakClass(uint ucs4) noexcept\n"
"{\n"
" return static_cast<SentenceBreakClass>(qGetProp(ucs4)->sentenceBreakClass);\n"
"}\n"
"\n"
"Q_CORE_EXPORT LineBreakClass QT_FASTCALL lineBreakClass(uint ucs4) noexcept\n"
"{\n"
" return static_cast<LineBreakClass>(qGetProp(ucs4)->lineBreakClass);\n"
"}\n"
"\n";
return out;
}
static QByteArray createSpecialCaseMap()
{
qDebug("createSpecialCaseMap:");
QByteArray out;
out += "static const unsigned short specialCaseMap[] = {\n"
" 0x0, // placeholder";
int i = 1;
while (i < specialCaseMap.size()) {
out += "\n ";
int n = specialCaseMap.at(i);
for (int j = 0; j <= n; ++j) {
out += QByteArray(" 0x") + QByteArray::number(specialCaseMap.at(i+j), 16);
out += ",";
}
i += n + 1;
}
out.chop(1);
out += "\n};\n\n";
qDebug(" memory usage: %ld bytes", specialCaseMap.size()*sizeof(unsigned short));
return out;
}
static QByteArray createCompositionInfo()
{
qDebug("createCompositionInfo: highestComposedCharacter=0x%x", highestComposedCharacter);
const int BMP_BLOCKSIZE = 16;
const int BMP_SHIFT = 4;
const int BMP_END = 0x3400; // start of Han
const int SMP_END = 0x30000;
const int SMP_BLOCKSIZE = 256;
const int SMP_SHIFT = 8;
if (SMP_END <= highestComposedCharacter)
qFatal("end of table smaller than highest composed character 0x%x", highestComposedCharacter);
QVector<unsigned short> decompositions;
int tableIndex = 0;
QList<UniqueBlock> uniqueBlocks;
QVector<int> blockMap;
int used = 0;
for (int block = 0; block < BMP_END/BMP_BLOCKSIZE; ++block) {
UniqueBlock b;
b.values.reserve(BMP_BLOCKSIZE);
for (int i = 0; i < BMP_BLOCKSIZE; ++i) {
int uc = block*BMP_BLOCKSIZE + i;
UnicodeData &d = UnicodeData::valueRef(uc);
if (!d.decomposition.isEmpty()) {
int utf16Length = 0;
decompositions.append(0);
for (int j = 0; j < d.decomposition.size(); ++j) {
int code = d.decomposition.at(j);
if (QChar::requiresSurrogates(code)) {
// save as surrogate pair
decompositions.append(QChar::highSurrogate(code));
decompositions.append(QChar::lowSurrogate(code));
utf16Length += 2;
} else {
decompositions.append(code);
utf16Length++;
}
}
decompositions[tableIndex] = d.decompositionType + (utf16Length<<8);
b.values.append(tableIndex);
tableIndex += utf16Length + 1;
} else {
b.values.append(0xffff);
}
}
int index = uniqueBlocks.indexOf(b);
if (index == -1) {
index = uniqueBlocks.size();
b.index = used;
used += BMP_BLOCKSIZE;
uniqueBlocks.append(b);
}
blockMap.append(uniqueBlocks.at(index).index);
}
int bmp_blocks = uniqueBlocks.size();
for (int block = BMP_END/SMP_BLOCKSIZE; block < SMP_END/SMP_BLOCKSIZE; ++block) {
UniqueBlock b;
b.values.reserve(SMP_BLOCKSIZE);
for (int i = 0; i < SMP_BLOCKSIZE; ++i) {
int uc = block*SMP_BLOCKSIZE + i;
UnicodeData &d = UnicodeData::valueRef(uc);
if (!d.decomposition.isEmpty()) {
int utf16Length = 0;
decompositions.append(0);
for (int j = 0; j < d.decomposition.size(); ++j) {
int code = d.decomposition.at(j);
if (QChar::requiresSurrogates(code)) {
// save as surrogate pair
decompositions.append(QChar::highSurrogate(code));
decompositions.append(QChar::lowSurrogate(code));
utf16Length += 2;
} else {
decompositions.append(code);
utf16Length++;
}
}
decompositions[tableIndex] = d.decompositionType + (utf16Length<<8);
b.values.append(tableIndex);
tableIndex += utf16Length + 1;
} else {
b.values.append(0xffff);
}
}
int index = uniqueBlocks.indexOf(b);
if (index == -1) {
index = uniqueBlocks.size();
b.index = used;
used += SMP_BLOCKSIZE;
uniqueBlocks.append(b);
}
blockMap.append(uniqueBlocks.at(index).index);
}
int smp_blocks = uniqueBlocks.size() - bmp_blocks;
// if the condition below doesn't hold anymore we need to modify our decomposition code
Q_ASSERT(tableIndex < 0xffff);
int bmp_block_data = bmp_blocks*BMP_BLOCKSIZE*sizeof(unsigned short);
int bmp_trie = BMP_END/BMP_BLOCKSIZE*sizeof(unsigned short);
int bmp_mem = bmp_block_data + bmp_trie;
qDebug(" %d unique blocks in BMP.", bmp_blocks);
qDebug(" block data uses: %d bytes", bmp_block_data);
qDebug(" trie data uses : %d bytes", bmp_trie);
int smp_block_data = smp_blocks*SMP_BLOCKSIZE*sizeof(unsigned short);
int smp_trie = (SMP_END-BMP_END)/SMP_BLOCKSIZE*sizeof(unsigned short);
int smp_mem = smp_block_data + smp_trie;
qDebug(" %d unique blocks in SMP.", smp_blocks);
qDebug(" block data uses: %d bytes", smp_block_data);
qDebug(" trie data uses : %d bytes", smp_trie);
int decomposition_data = decompositions.size() * 2;
qDebug("\n decomposition data uses : %d bytes", decomposition_data);
qDebug(" memory usage: %d bytes", bmp_mem + smp_mem + decomposition_data);
Q_ASSERT(blockMap.last() + blockMap.size() < (1<<(sizeof(unsigned short)*8)));
QByteArray out;
out += "static const unsigned short uc_decomposition_trie[] = {\n";
// first write the map
out += " // 0 - 0x" + QByteArray::number(BMP_END, 16);
for (int i = 0; i < BMP_END/BMP_BLOCKSIZE; ++i) {
if (!(i % 8)) {
if (out.endsWith(' '))
out.chop(1);
if (!((i*BMP_BLOCKSIZE) % 0x1000))
out += "\n";
out += "\n ";
}
out += QByteArray::number(blockMap.at(i) + blockMap.size());
out += ", ";
}
if (out.endsWith(' '))
out.chop(1);
out += "\n\n // 0x" + QByteArray::number(BMP_END, 16) + " - 0x" + QByteArray::number(SMP_END, 16) + "\n";
for (int i = BMP_END/BMP_BLOCKSIZE; i < blockMap.size(); ++i) {
if (!(i % 8)) {
if (out.endsWith(' '))
out.chop(1);
if (!(i % (0x10000/SMP_BLOCKSIZE)))
out += "\n";
out += "\n ";
}
out += QByteArray::number(blockMap.at(i) + blockMap.size());
out += ", ";
}
if (out.endsWith(' '))
out.chop(1);
out += "\n";
// write the data
for (int i = 0; i < uniqueBlocks.size(); ++i) {
if (out.endsWith(' '))
out.chop(1);
out += "\n";
const UniqueBlock &b = uniqueBlocks.at(i);
for (int j = 0; j < b.values.size(); ++j) {
if (!(j % 8)) {
if (out.endsWith(' '))
out.chop(1);
out += "\n ";
}
out += "0x" + QByteArray::number(b.values.at(j), 16);
out += ", ";
}
}
if (out.endsWith(' '))
out.chop(2);
out += "\n};\n\n";
out += "#define GET_DECOMPOSITION_INDEX(ucs4) \\\n"
" (ucs4 < 0x" + QByteArray::number(BMP_END, 16) + " \\\n"
" ? (uc_decomposition_trie[uc_decomposition_trie[ucs4>>" + QByteArray::number(BMP_SHIFT) +
"] + (ucs4 & 0x" + QByteArray::number(BMP_BLOCKSIZE-1, 16)+ ")]) \\\n"
" : (ucs4 < 0x" + QByteArray::number(SMP_END, 16) + " \\\n"
" ? uc_decomposition_trie[uc_decomposition_trie[((ucs4 - 0x" + QByteArray::number(BMP_END, 16) +
")>>" + QByteArray::number(SMP_SHIFT) + ") + 0x" + QByteArray::number(BMP_END/BMP_BLOCKSIZE, 16) + "]"
" + (ucs4 & 0x" + QByteArray::number(SMP_BLOCKSIZE-1, 16) + ")] \\\n"
" : 0xffff))\n\n";
out += "static const unsigned short uc_decomposition_map[] = {";
for (int i = 0; i < decompositions.size(); ++i) {
if (!(i % 8)) {
if (out.endsWith(' '))
out.chop(1);
out += "\n ";
}
out += "0x" + QByteArray::number(decompositions.at(i), 16);
out += ", ";
}
if (out.endsWith(' '))
out.chop(2);
out += "\n};\n\n";
return out;
}
static QByteArray createLigatureInfo()
{
qDebug("createLigatureInfo: numLigatures=%d, highestLigature=0x%x", numLigatures, highestLigature);
for (int i = 0; i < ligatureHashes.size(); ++i) {
const QList<Ligature> &l = ligatureHashes.value(i);
for (int j = 0; j < l.size(); ++j) {
// if the condition below doesn't hold anymore we need to modify our ligatureHelper code
Q_ASSERT(QChar::requiresSurrogates(l.at(j).u2) == QChar::requiresSurrogates(l.at(j).ligature) &&
QChar::requiresSurrogates(l.at(j).u2) == QChar::requiresSurrogates(l.at(j).u1));
}
}
const int BMP_BLOCKSIZE = 32;
const int BMP_SHIFT = 5;
const int BMP_END = 0x3100;
const int SMP_END = 0x12000;
const int SMP_BLOCKSIZE = 256;
const int SMP_SHIFT = 8;
if (SMP_END <= highestLigature)
qFatal("end of table smaller than highest ligature character 0x%x", highestLigature);
QList<unsigned short> ligatures;
int tableIndex = 0;
QList<UniqueBlock> uniqueBlocks;
QVector<int> blockMap;
int used = 0;
for (int block = 0; block < BMP_END/BMP_BLOCKSIZE; ++block) {
UniqueBlock b;
b.values.reserve(BMP_BLOCKSIZE);
for (int i = 0; i < BMP_BLOCKSIZE; ++i) {
int uc = block*BMP_BLOCKSIZE + i;
QList<Ligature> l = ligatureHashes.value(uc);
if (!l.isEmpty()) {
Q_ASSERT(!QChar::requiresSurrogates(uc));
std::sort(l.begin(), l.end()); // needed for bsearch in ligatureHelper code
ligatures.append(l.size());
for (int j = 0; j < l.size(); ++j) {
ligatures.append(l.at(j).u1);
ligatures.append(l.at(j).ligature);
}
b.values.append(tableIndex);
tableIndex += 2*l.size() + 1;
} else {
b.values.append(0xffff);
}
}
int index = uniqueBlocks.indexOf(b);
if (index == -1) {
index = uniqueBlocks.size();
b.index = used;
used += BMP_BLOCKSIZE;
uniqueBlocks.append(b);
}
blockMap.append(uniqueBlocks.at(index).index);
}
int bmp_blocks = uniqueBlocks.size();
for (int block = BMP_END/SMP_BLOCKSIZE; block < SMP_END/SMP_BLOCKSIZE; ++block) {
UniqueBlock b;
b.values.reserve(SMP_BLOCKSIZE);
for (int i = 0; i < SMP_BLOCKSIZE; ++i) {
int uc = block*SMP_BLOCKSIZE + i;
QList<Ligature> l = ligatureHashes.value(uc);
if (!l.isEmpty()) {
Q_ASSERT(QChar::requiresSurrogates(uc));
std::sort(l.begin(), l.end()); // needed for bsearch in ligatureHelper code
ligatures.append(l.size());
for (int j = 0; j < l.size(); ++j) {
ligatures.append(QChar::highSurrogate(l.at(j).u1));
ligatures.append(QChar::lowSurrogate(l.at(j).u1));
ligatures.append(QChar::highSurrogate(l.at(j).ligature));
ligatures.append(QChar::lowSurrogate(l.at(j).ligature));
}
b.values.append(tableIndex);
tableIndex += 4*l.size() + 1;
} else {
b.values.append(0xffff);
}
}
int index = uniqueBlocks.indexOf(b);
if (index == -1) {
index = uniqueBlocks.size();
b.index = used;
used += SMP_BLOCKSIZE;
uniqueBlocks.append(b);
}
blockMap.append(uniqueBlocks.at(index).index);
}
int smp_blocks = uniqueBlocks.size() - bmp_blocks;
// if the condition below doesn't hold anymore we need to modify our composition code
Q_ASSERT(tableIndex < 0xffff);
int bmp_block_data = bmp_blocks*BMP_BLOCKSIZE*sizeof(unsigned short);
int bmp_trie = BMP_END/BMP_BLOCKSIZE*sizeof(unsigned short);
int bmp_mem = bmp_block_data + bmp_trie;
qDebug(" %d unique blocks in BMP.", bmp_blocks);
qDebug(" block data uses: %d bytes", bmp_block_data);
qDebug(" trie data uses : %d bytes", bmp_trie);
int smp_block_data = smp_blocks*SMP_BLOCKSIZE*sizeof(unsigned short);
int smp_trie = (SMP_END-BMP_END)/SMP_BLOCKSIZE*sizeof(unsigned short);
int smp_mem = smp_block_data + smp_trie;
qDebug(" %d unique blocks in SMP.", smp_blocks);
qDebug(" block data uses: %d bytes", smp_block_data);
qDebug(" trie data uses : %d bytes", smp_trie);
int ligature_data = ligatures.size() * 2;
qDebug("\n ligature data uses : %d bytes", ligature_data);
qDebug(" memory usage: %d bytes", bmp_mem + smp_mem + ligature_data);
Q_ASSERT(blockMap.last() + blockMap.size() < (1<<(sizeof(unsigned short)*8)));
QByteArray out;
out += "static const unsigned short uc_ligature_trie[] = {\n";
// first write the map
out += " // 0 - 0x" + QByteArray::number(BMP_END, 16);
for (int i = 0; i < BMP_END/BMP_BLOCKSIZE; ++i) {
if (!(i % 8)) {
if (out.endsWith(' '))
out.chop(1);
if (!((i*BMP_BLOCKSIZE) % 0x1000))
out += "\n";
out += "\n ";
}
out += QByteArray::number(blockMap.at(i) + blockMap.size());
out += ", ";
}
if (out.endsWith(' '))
out.chop(1);
out += "\n\n // 0x" + QByteArray::number(BMP_END, 16) + " - 0x" + QByteArray::number(SMP_END, 16) + "\n";
for (int i = BMP_END/BMP_BLOCKSIZE; i < blockMap.size(); ++i) {
if (!(i % 8)) {
if (out.endsWith(' '))
out.chop(1);
if (!(i % (0x10000/SMP_BLOCKSIZE)))
out += "\n";
out += "\n ";
}
out += QByteArray::number(blockMap.at(i) + blockMap.size());
out += ", ";
}
if (out.endsWith(' '))
out.chop(1);
out += "\n";
// write the data
for (int i = 0; i < uniqueBlocks.size(); ++i) {
if (out.endsWith(' '))
out.chop(1);
out += "\n";
const UniqueBlock &b = uniqueBlocks.at(i);
for (int j = 0; j < b.values.size(); ++j) {
if (!(j % 8)) {
if (out.endsWith(' '))
out.chop(1);
out += "\n ";
}
out += "0x" + QByteArray::number(b.values.at(j), 16);
out += ", ";
}
}
if (out.endsWith(' '))
out.chop(2);
out += "\n};\n\n";
out += "#define GET_LIGATURE_INDEX(ucs4) \\\n"
" (ucs4 < 0x" + QByteArray::number(BMP_END, 16) + " \\\n"
" ? (uc_ligature_trie[uc_ligature_trie[ucs4>>" + QByteArray::number(BMP_SHIFT) +
"] + (ucs4 & 0x" + QByteArray::number(BMP_BLOCKSIZE-1, 16)+ ")]) \\\n"
" : (ucs4 < 0x" + QByteArray::number(SMP_END, 16) + " \\\n"
" ? uc_ligature_trie[uc_ligature_trie[((ucs4 - 0x" + QByteArray::number(BMP_END, 16) +
")>>" + QByteArray::number(SMP_SHIFT) + ") + 0x" + QByteArray::number(BMP_END/BMP_BLOCKSIZE, 16) + "]"
" + (ucs4 & 0x" + QByteArray::number(SMP_BLOCKSIZE-1, 16) + ")] \\\n"
" : 0xffff))\n\n";
out += "static const unsigned short uc_ligature_map[] = {";
for (int i = 0; i < ligatures.size(); ++i) {
if (!(i % 8)) {
if (out.endsWith(' '))
out.chop(1);
out += "\n ";
}
out += "0x" + QByteArray::number(ligatures.at(i), 16);
out += ", ";
}
if (out.endsWith(' '))
out.chop(2);
out += "\n};\n\n";
return out;
}
QByteArray createCasingInfo()
{
QByteArray out;
out += "struct CasingInfo {\n"
" uint codePoint : 16;\n"
" uint flags : 8;\n"
" uint offset : 8;\n"
"};\n\n";
return out;
}
int main(int, char **)
{
initAgeMap();
initCategoryMap();
initDecompositionMap();
initDirectionMap();
initJoiningMap();
initGraphemeBreak();
initWordBreak();
initSentenceBreak();
initLineBreak();
initScriptMap();
readUnicodeData();
readBidiMirroring();
readArabicShaping();
readDerivedAge();
readDerivedNormalizationProps();
readSpecialCasing();
readCaseFolding();
// readBlocks();
readScripts();
readGraphemeBreak();
readEmojiData();
readWordBreak();
readSentenceBreak();
readLineBreak();
computeUniqueProperties();
QByteArray properties = createPropertyInfo();
QByteArray specialCases = createSpecialCaseMap();
QByteArray compositions = createCompositionInfo();
QByteArray ligatures = createLigatureInfo();
QByteArray normalizationCorrections = createNormalizationCorrections();
QByteArray header =
"/****************************************************************************\n"
"**\n"
"** Copyright (C) 2020 The Qt Company Ltd.\n"
"** Contact: https://www.qt.io/licensing/\n"
"**\n"
"** This file is part of the QtCore module of the Qt Toolkit.\n"
"**\n"
"** $QT_BEGIN_LICENSE:LGPL$\n"
"** Commercial License Usage\n"
"** Licensees holding valid commercial Qt licenses may use this file in\n"
"** accordance with the commercial license agreement provided with the\n"
"** Software or, alternatively, in accordance with the terms contained in\n"
"** a written agreement between you and The Qt Company. For licensing terms\n"
"** and conditions see https://www.qt.io/terms-conditions. For further\n"
"** information use the contact form at https://www.qt.io/contact-us.\n"
"**\n"
"** GNU Lesser General Public License Usage\n"
"** Alternatively, this file may be used under the terms of the GNU Lesser\n"
"** General Public License version 3 as published by the Free Software\n"
"** Foundation and appearing in the file LICENSE.LGPL3 included in the\n"
"** packaging of this file. Please review the following information to\n"
"** ensure the GNU Lesser General Public License version 3 requirements\n"
"** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.\n"
"**\n"
"** GNU General Public License Usage\n"
"** Alternatively, this file may be used under the terms of the GNU\n"
"** General Public License version 2.0 or (at your option) the GNU General\n"
"** Public license version 3 or any later version approved by the KDE Free\n"
"** Qt Foundation. The licenses are as published by the Free Software\n"
"** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3\n"
"** included in the packaging of this file. Please review the following\n"
"** information to ensure the GNU General Public License requirements will\n"
"** be met: https://www.gnu.org/licenses/gpl-2.0.html and\n"
"** https://www.gnu.org/licenses/gpl-3.0.html.\n"
"**\n"
"** $QT_END_LICENSE$\n"
"**\n"
"****************************************************************************/\n\n";
QByteArray note =
"/* This file is autogenerated from the Unicode " DATA_VERSION_S " database. Do not edit */\n\n";
QByteArray warning =
"//\n"
"// W A R N I N G\n"
"// -------------\n"
"//\n"
"// This file is not part of the Qt API. It exists for the convenience\n"
"// of internal files. This header file may change from version to version\n"
"// without notice, or even be removed.\n"
"//\n"
"// We mean it.\n"
"//\n\n";
QFile f("../../src/corelib/text/qunicodetables.cpp");
f.open(QFile::WriteOnly|QFile::Truncate);
f.write(header);
f.write(note);
f.write("#include \"qunicodetables_p.h\"\n\n");
f.write("QT_BEGIN_NAMESPACE\n\n");
f.write("namespace QUnicodeTables {\n\n");
f.write(properties);
f.write("\n");
f.write(specialCases);
f.write("\n");
f.write(compositions);
f.write(ligatures);
f.write("\n");
f.write(normalizationCorrections);
f.write("} // namespace QUnicodeTables\n\n");
f.write("using namespace QUnicodeTables;\n\n");
f.write("QT_END_NAMESPACE\n");
f.close();
f.setFileName("../../src/corelib/text/qunicodetables_p.h");
f.open(QFile::WriteOnly | QFile::Truncate);
f.write(header);
f.write(note);
f.write(warning);
f.write("#ifndef QUNICODETABLES_P_H\n"
"#define QUNICODETABLES_P_H\n\n"
"#include <QtCore/private/qglobal_p.h>\n\n"
"#include <QtCore/qchar.h>\n\n"
"QT_BEGIN_NAMESPACE\n\n");
f.write("#define UNICODE_DATA_VERSION " DATA_VERSION_STR "\n\n");
f.write("namespace QUnicodeTables {\n\n");
f.write(property_string);
f.write(sizeOfPropertiesStructCheck);
f.write(grapheme_break_class_string);
f.write(word_break_class_string);
f.write(sentence_break_class_string);
f.write(line_break_class_string);
f.write(methods);
f.write("} // namespace QUnicodeTables\n\n"
"QT_END_NAMESPACE\n\n"
"#endif // QUNICODETABLES_P_H\n");
f.close();
qDebug() << "maxMirroredDiff = " << hex << maxMirroredDiff;
qDebug() << "maxLowerCaseDiff = " << hex << maxLowerCaseDiff;
qDebug() << "maxUpperCaseDiff = " << hex << maxUpperCaseDiff;
qDebug() << "maxTitleCaseDiff = " << hex << maxTitleCaseDiff;
qDebug() << "maxCaseFoldDiff = " << hex << maxCaseFoldDiff;
#if 0
// dump(0, 0x7f);
// dump(0x620, 0x640);
// dump(0x10000, 0x10020);
// dump(0x10800, 0x10820);
qDebug("decompositionLength used:");
int totalcompositions = 0;
int sum = 0;
for (int i = 1; i < 20; ++i) {
qDebug(" length %d used %d times", i, decompositionLength.value(i, 0));
totalcompositions += i*decompositionLength.value(i, 0);
sum += decompositionLength.value(i, 0);
}
qDebug(" len decomposition map %d, average length %f, num composed chars %d",
totalcompositions, (float)totalcompositions/(float)sum, sum);
qDebug("highest composed character %x", highestComposedCharacter);
qDebug("num ligatures = %d highest=%x, maxLength=%d", numLigatures, highestLigature, longestLigature);
qBubbleSort(ligatures);
for (int i = 0; i < ligatures.size(); ++i)
qDebug("%s", ligatures.at(i).data());
// qDebug("combiningClass usage:");
// int numClasses = 0;
// for (int i = 0; i < 255; ++i) {
// int num = combiningClassUsage.value(i, 0);
// if (num) {
// ++numClasses;
// qDebug(" combiningClass %d used %d times", i, num);
// }
// }
// qDebug("total of %d combining classes used", numClasses);
#endif
}
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