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Diffstat (limited to 'src/3rdparty/javascriptcore/JavaScriptCore/wtf/unicode/qt4/UnicodeQt4.h')
| -rw-r--r-- | src/3rdparty/javascriptcore/JavaScriptCore/wtf/unicode/qt4/UnicodeQt4.h | 409 |
1 files changed, 0 insertions, 409 deletions
diff --git a/src/3rdparty/javascriptcore/JavaScriptCore/wtf/unicode/qt4/UnicodeQt4.h b/src/3rdparty/javascriptcore/JavaScriptCore/wtf/unicode/qt4/UnicodeQt4.h deleted file mode 100644 index 784adbb..0000000 --- a/src/3rdparty/javascriptcore/JavaScriptCore/wtf/unicode/qt4/UnicodeQt4.h +++ /dev/null @@ -1,409 +0,0 @@ -/* - * Copyright (C) 2006 George Staikos <staikos@kde.org> - * Copyright (C) 2006 Alexey Proskuryakov <ap@nypop.com> - * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public License - * along with this library; see the file COPYING.LIB. If not, write to - * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, - * Boston, MA 02110-1301, USA. - * - */ - -#ifndef WTF_UNICODE_QT4_H -#define WTF_UNICODE_QT4_H - -#include <QChar> -#include <QString> - -#include <config.h> - -#include <stdint.h> - -QT_BEGIN_NAMESPACE -namespace QUnicodeTables { - struct Properties { - ushort category : 8; - ushort line_break_class : 8; - ushort direction : 8; - ushort combiningClass :8; - ushort joining : 2; - signed short digitValue : 6; /* 5 needed */ - ushort unicodeVersion : 4; - ushort lowerCaseSpecial : 1; - ushort upperCaseSpecial : 1; - ushort titleCaseSpecial : 1; - ushort caseFoldSpecial : 1; /* currently unused */ - signed short mirrorDiff : 16; - signed short lowerCaseDiff : 16; - signed short upperCaseDiff : 16; - signed short titleCaseDiff : 16; - signed short caseFoldDiff : 16; - }; - Q_CORE_EXPORT const Properties * QT_FASTCALL properties(uint ucs4); - Q_CORE_EXPORT const Properties * QT_FASTCALL properties(ushort ucs2); -} -QT_END_NAMESPACE - -// ugly hack to make UChar compatible with JSChar in API/JSStringRef.h -#if defined(Q_OS_WIN) || COMPILER(WINSCW) || COMPILER(RVCT) -typedef wchar_t UChar; -#else -typedef uint16_t UChar; -#endif -typedef uint32_t UChar32; - -// some defines from ICU - -#define U16_IS_LEAD(c) (((c)&0xfffffc00)==0xd800) -#define U16_IS_TRAIL(c) (((c)&0xfffffc00)==0xdc00) -#define U16_SURROGATE_OFFSET ((0xd800<<10UL)+0xdc00-0x10000) -#define U16_GET_SUPPLEMENTARY(lead, trail) \ - (((UChar32)(lead)<<10UL)+(UChar32)(trail)-U16_SURROGATE_OFFSET) - -#define U16_LEAD(supplementary) (UChar)(((supplementary)>>10)+0xd7c0) -#define U16_TRAIL(supplementary) (UChar)(((supplementary)&0x3ff)|0xdc00) - -#define U_IS_SURROGATE(c) (((c)&0xfffff800)==0xd800) -#define U16_IS_SINGLE(c) !U_IS_SURROGATE(c) -#define U16_IS_SURROGATE(c) U_IS_SURROGATE(c) -#define U16_IS_SURROGATE_LEAD(c) (((c)&0x400)==0) - -#define U16_NEXT(s, i, length, c) { \ - (c)=(s)[(i)++]; \ - if(U16_IS_LEAD(c)) { \ - uint16_t __c2; \ - if((i)<(length) && U16_IS_TRAIL(__c2=(s)[(i)])) { \ - ++(i); \ - (c)=U16_GET_SUPPLEMENTARY((c), __c2); \ - } \ - } \ -} - -#define U16_PREV(s, start, i, c) { \ - (c)=(s)[--(i)]; \ - if(U16_IS_TRAIL(c)) { \ - uint16_t __c2; \ - if((i)>(start) && U16_IS_LEAD(__c2=(s)[(i)-1])) { \ - --(i); \ - (c)=U16_GET_SUPPLEMENTARY(__c2, (c)); \ - } \ - } \ -} - -#define U_MASK(x) ((uint32_t)1<<(x)) - -namespace WTF { -namespace Unicode { - -QT_USE_NAMESPACE - -enum Direction { - LeftToRight = QChar::DirL, - RightToLeft = QChar::DirR, - EuropeanNumber = QChar::DirEN, - EuropeanNumberSeparator = QChar::DirES, - EuropeanNumberTerminator = QChar::DirET, - ArabicNumber = QChar::DirAN, - CommonNumberSeparator = QChar::DirCS, - BlockSeparator = QChar::DirB, - SegmentSeparator = QChar::DirS, - WhiteSpaceNeutral = QChar::DirWS, - OtherNeutral = QChar::DirON, - LeftToRightEmbedding = QChar::DirLRE, - LeftToRightOverride = QChar::DirLRO, - RightToLeftArabic = QChar::DirAL, - RightToLeftEmbedding = QChar::DirRLE, - RightToLeftOverride = QChar::DirRLO, - PopDirectionalFormat = QChar::DirPDF, - NonSpacingMark = QChar::DirNSM, - BoundaryNeutral = QChar::DirBN -}; - -enum DecompositionType { - DecompositionNone = QChar::NoDecomposition, - DecompositionCanonical = QChar::Canonical, - DecompositionCompat = QChar::Compat, - DecompositionCircle = QChar::Circle, - DecompositionFinal = QChar::Final, - DecompositionFont = QChar::Font, - DecompositionFraction = QChar::Fraction, - DecompositionInitial = QChar::Initial, - DecompositionIsolated = QChar::Isolated, - DecompositionMedial = QChar::Medial, - DecompositionNarrow = QChar::Narrow, - DecompositionNoBreak = QChar::NoBreak, - DecompositionSmall = QChar::Small, - DecompositionSquare = QChar::Square, - DecompositionSub = QChar::Sub, - DecompositionSuper = QChar::Super, - DecompositionVertical = QChar::Vertical, - DecompositionWide = QChar::Wide -}; - -enum CharCategory { - NoCategory = 0, - Mark_NonSpacing = U_MASK(QChar::Mark_NonSpacing), - Mark_SpacingCombining = U_MASK(QChar::Mark_SpacingCombining), - Mark_Enclosing = U_MASK(QChar::Mark_Enclosing), - Number_DecimalDigit = U_MASK(QChar::Number_DecimalDigit), - Number_Letter = U_MASK(QChar::Number_Letter), - Number_Other = U_MASK(QChar::Number_Other), - Separator_Space = U_MASK(QChar::Separator_Space), - Separator_Line = U_MASK(QChar::Separator_Line), - Separator_Paragraph = U_MASK(QChar::Separator_Paragraph), - Other_Control = U_MASK(QChar::Other_Control), - Other_Format = U_MASK(QChar::Other_Format), - Other_Surrogate = U_MASK(QChar::Other_Surrogate), - Other_PrivateUse = U_MASK(QChar::Other_PrivateUse), - Other_NotAssigned = U_MASK(QChar::Other_NotAssigned), - Letter_Uppercase = U_MASK(QChar::Letter_Uppercase), - Letter_Lowercase = U_MASK(QChar::Letter_Lowercase), - Letter_Titlecase = U_MASK(QChar::Letter_Titlecase), - Letter_Modifier = U_MASK(QChar::Letter_Modifier), - Letter_Other = U_MASK(QChar::Letter_Other), - Punctuation_Connector = U_MASK(QChar::Punctuation_Connector), - Punctuation_Dash = U_MASK(QChar::Punctuation_Dash), - Punctuation_Open = U_MASK(QChar::Punctuation_Open), - Punctuation_Close = U_MASK(QChar::Punctuation_Close), - Punctuation_InitialQuote = U_MASK(QChar::Punctuation_InitialQuote), - Punctuation_FinalQuote = U_MASK(QChar::Punctuation_FinalQuote), - Punctuation_Other = U_MASK(QChar::Punctuation_Other), - Symbol_Math = U_MASK(QChar::Symbol_Math), - Symbol_Currency = U_MASK(QChar::Symbol_Currency), - Symbol_Modifier = U_MASK(QChar::Symbol_Modifier), - Symbol_Other = U_MASK(QChar::Symbol_Other) -}; - - -// FIXME: handle surrogates correctly in all methods - -inline UChar32 toLower(UChar32 ch) -{ - return QChar::toLower(ch); -} - -inline int toLower(UChar* result, int resultLength, const UChar* src, int srcLength, bool* error) -{ - const UChar *e = src + srcLength; - const UChar *s = src; - UChar *r = result; - uint rindex = 0; - - // this avoids one out of bounds check in the loop - if (s < e && QChar(*s).isLowSurrogate()) { - if (r) - r[rindex] = *s++; - ++rindex; - } - - int needed = 0; - while (s < e && (rindex < uint(resultLength) || !r)) { - uint c = *s; - if (QChar(c).isLowSurrogate() && QChar(*(s - 1)).isHighSurrogate()) - c = QChar::surrogateToUcs4(*(s - 1), c); - const QUnicodeTables::Properties *prop = QUnicodeTables::properties(c); - if (prop->lowerCaseSpecial) { - QString qstring; - if (c < 0x10000) { - qstring += QChar(c); - } else { - qstring += QChar(*(s-1)); - qstring += QChar(*s); - } - qstring = qstring.toLower(); - for (int i = 0; i < qstring.length(); ++i) { - if (rindex >= uint(resultLength)) { - needed += qstring.length() - i; - break; - } - if (r) - r[rindex] = qstring.at(i).unicode(); - ++rindex; - } - } else { - if (r) - r[rindex] = *s + prop->lowerCaseDiff; - ++rindex; - } - ++s; - } - if (s < e) - needed += e - s; - *error = (needed != 0); - if (rindex < uint(resultLength)) - r[rindex] = 0; - return rindex + needed; -} - -inline UChar32 toUpper(UChar32 ch) -{ - return QChar::toUpper(ch); -} - -inline int toUpper(UChar* result, int resultLength, const UChar* src, int srcLength, bool* error) -{ - const UChar *e = src + srcLength; - const UChar *s = src; - UChar *r = result; - int rindex = 0; - - // this avoids one out of bounds check in the loop - if (s < e && QChar(*s).isLowSurrogate()) { - if (r) - r[rindex] = *s++; - ++rindex; - } - - int needed = 0; - while (s < e && (rindex < resultLength || !r)) { - uint c = *s; - if (QChar(c).isLowSurrogate() && QChar(*(s - 1)).isHighSurrogate()) - c = QChar::surrogateToUcs4(*(s - 1), c); - const QUnicodeTables::Properties *prop = QUnicodeTables::properties(c); - if (prop->upperCaseSpecial) { - QString qstring; - if (c < 0x10000) { - qstring += QChar(c); - } else { - qstring += QChar(*(s-1)); - qstring += QChar(*s); - } - qstring = qstring.toUpper(); - for (int i = 0; i < qstring.length(); ++i) { - if (rindex >= resultLength) { - needed += qstring.length() - i; - break; - } - if (r) - r[rindex] = qstring.at(i).unicode(); - ++rindex; - } - } else { - if (r) - r[rindex] = *s + prop->upperCaseDiff; - ++rindex; - } - ++s; - } - if (s < e) - needed += e - s; - *error = (needed != 0); - if (rindex < resultLength) - r[rindex] = 0; - return rindex + needed; -} - -inline int toTitleCase(UChar32 c) -{ - return QChar::toTitleCase(c); -} - -inline UChar32 foldCase(UChar32 c) -{ - return QChar::toCaseFolded(c); -} - -inline int foldCase(UChar* result, int resultLength, const UChar* src, int srcLength, bool* error) -{ - // FIXME: handle special casing. Easiest with some low level API in Qt - *error = false; - if (resultLength < srcLength) { - *error = true; - return srcLength; - } - for (int i = 0; i < srcLength; ++i) - result[i] = QChar::toCaseFolded(ushort(src[i])); - return srcLength; -} - -inline bool isArabicChar(UChar32 c) -{ - return c >= 0x0600 && c <= 0x06FF; -} - -inline bool isPrintableChar(UChar32 c) -{ - const uint test = U_MASK(QChar::Other_Control) | - U_MASK(QChar::Other_NotAssigned); - return !(U_MASK(QChar::category(c)) & test); -} - -inline bool isSeparatorSpace(UChar32 c) -{ - return QChar::category(c) == QChar::Separator_Space; -} - -inline bool isPunct(UChar32 c) -{ - const uint test = U_MASK(QChar::Punctuation_Connector) | - U_MASK(QChar::Punctuation_Dash) | - U_MASK(QChar::Punctuation_Open) | - U_MASK(QChar::Punctuation_Close) | - U_MASK(QChar::Punctuation_InitialQuote) | - U_MASK(QChar::Punctuation_FinalQuote) | - U_MASK(QChar::Punctuation_Other); - return U_MASK(QChar::category(c)) & test; -} - -inline bool isLower(UChar32 c) -{ - return QChar::category(c) == QChar::Letter_Lowercase; -} - -inline bool hasLineBreakingPropertyComplexContext(UChar32) -{ - // FIXME: Implement this to return whether the character has line breaking property SA (Complex Context). - return false; -} - -inline UChar32 mirroredChar(UChar32 c) -{ - return QChar::mirroredChar(c); -} - -inline uint8_t combiningClass(UChar32 c) -{ - return QChar::combiningClass(c); -} - -inline DecompositionType decompositionType(UChar32 c) -{ - return (DecompositionType)QChar::decompositionTag(c); -} - -inline int umemcasecmp(const UChar* a, const UChar* b, int len) -{ - // handle surrogates correctly - for (int i = 0; i < len; ++i) { - uint c1 = QChar::toCaseFolded(ushort(a[i])); - uint c2 = QChar::toCaseFolded(ushort(b[i])); - if (c1 != c2) - return c1 - c2; - } - return 0; -} - -inline Direction direction(UChar32 c) -{ - return (Direction)QChar::direction(c); -} - -inline CharCategory category(UChar32 c) -{ - return (CharCategory) U_MASK(QChar::category(c)); -} - -} } - -#endif // WTF_UNICODE_QT4_H |