diff options
Diffstat (limited to 'Source/JavaScriptCore/wtf/unicode/brew')
| -rw-r--r-- | Source/JavaScriptCore/wtf/unicode/brew/UnicodeBrew.cpp | 181 | ||||
| -rw-r--r-- | Source/JavaScriptCore/wtf/unicode/brew/UnicodeBrew.h | 194 |
2 files changed, 375 insertions, 0 deletions
diff --git a/Source/JavaScriptCore/wtf/unicode/brew/UnicodeBrew.cpp b/Source/JavaScriptCore/wtf/unicode/brew/UnicodeBrew.cpp new file mode 100644 index 0000000..8367f17 --- /dev/null +++ b/Source/JavaScriptCore/wtf/unicode/brew/UnicodeBrew.cpp @@ -0,0 +1,181 @@ +/* + * Copyright (C) 2006 George Staikos <staikos@kde.org> + * Copyright (C) 2006 Alexey Proskuryakov <ap@nypop.com> + * Copyright (C) 2007-2009 Torch Mobile, Inc. + * Copyright (C) 2010 Company 100, Inc. + * + * 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. + */ + +#include "config.h" +#include "UnicodeBrew.h" + +#include <wchar.h> +#include <wctype.h> + +namespace WTF { +namespace Unicode { + +UChar toLower(UChar c) +{ + return towlower(c); +} + +UChar toUpper(UChar c) +{ + return towupper(c); +} + +UChar foldCase(UChar c) +{ + return towlower(c); +} + +bool isPrintableChar(UChar c) +{ + return !!iswprint(c); +} + +bool isUpper(UChar c) +{ + return !!iswupper(c); +} + +bool isLower(UChar c) +{ + return !!iswlower(c); +} + +bool isDigit(UChar c) +{ + return !!iswdigit(c); +} + +bool isPunct(UChar c) +{ + return !!iswpunct(c); +} + +bool isAlphanumeric(UChar c) +{ + return !!iswalnum(c); +} + +int toLower(UChar* result, int resultLength, const UChar* source, int sourceLength, bool* isError) +{ + const UChar* sourceIterator = source; + const UChar* sourceEnd = source + sourceLength; + UChar* resultIterator = result; + UChar* resultEnd = result + resultLength; + + if (sourceLength <= resultLength) { + while (sourceIterator < sourceEnd) + *resultIterator++ = towlower(*sourceIterator++); + } else { + while (resultIterator < resultEnd) + *resultIterator++ = towlower(*sourceIterator++); + } + + int remainingCharacters = sourceIterator < sourceEnd ? sourceEnd - sourceIterator : 0; + *isError = !!remainingCharacters; + if (resultIterator < resultEnd) + *resultIterator = 0; + + return (resultIterator - result) + remainingCharacters; +} + +int toUpper(UChar* result, int resultLength, const UChar* source, int sourceLength, bool* isError) +{ + const UChar* sourceIterator = source; + const UChar* sourceEnd = source + sourceLength; + UChar* resultIterator = result; + UChar* resultEnd = result + resultLength; + + if (sourceLength <= resultLength) { + while (sourceIterator < sourceEnd) + *resultIterator++ = towupper(*sourceIterator++); + } else { + while (resultIterator < resultEnd) + *resultIterator++ = towupper(*sourceIterator++); + } + + int remainingCharacters = sourceIterator < sourceEnd ? sourceEnd - sourceIterator : 0; + *isError = !!remainingCharacters; + if (resultIterator < resultEnd) + *resultIterator = 0; + + return (resultIterator - result) + remainingCharacters; +} + +int foldCase(UChar* result, int resultLength, const UChar* source, int sourceLength, bool* isError) +{ + *isError = false; + if (resultLength < sourceLength) { + *isError = true; + return sourceLength; + } + for (int i = 0; i < sourceLength; ++i) + result[i] = foldCase(source[i]); + return sourceLength; +} + +UChar toTitleCase(UChar c) +{ + return towupper(c); +} + +Direction direction(UChar32 c) +{ + return static_cast<Direction>(ICU::direction(c)); +} + +CharCategory category(unsigned int c) +{ + return static_cast<CharCategory>(TO_MASK((int8_t) ICU::category(c))); +} + +DecompositionType decompositionType(UChar32 c) +{ + return static_cast<DecompositionType>(ICU::decompositionType(c)); +} + +unsigned char combiningClass(UChar32 c) +{ + return ICU::combiningClass(c); +} + +UChar mirroredChar(UChar32 c) +{ + return ICU::mirroredChar(c); +} + +int digitValue(UChar c) +{ + return ICU::digitValue(c); +} + +bool isSpace(UChar c) +{ + return !!iswspace(c); +} + +bool isLetter(UChar c) +{ + return !!iswalpha(c); +} + +} // namespace Unicode +} // namespace WTF diff --git a/Source/JavaScriptCore/wtf/unicode/brew/UnicodeBrew.h b/Source/JavaScriptCore/wtf/unicode/brew/UnicodeBrew.h new file mode 100644 index 0000000..1d7576f --- /dev/null +++ b/Source/JavaScriptCore/wtf/unicode/brew/UnicodeBrew.h @@ -0,0 +1,194 @@ +/* + * Copyright (C) 2006 George Staikos <staikos@kde.org> + * Copyright (C) 2006 Alexey Proskuryakov <ap@nypop.com> + * Copyright (C) 2007 Apple Computer, Inc. All rights reserved. + * Copyright (C) 2007-2009 Torch Mobile, Inc. + * Copyright (C) 2010 Company 100, Inc. + * + * 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 UnicodeBrew_h +#define UnicodeBrew_h + +#include "UnicodeFromICU.h" +#include "UnicodeMacrosFromICU.h" + +namespace WTF { +namespace Unicode { + +enum Direction { + LeftToRight = ICU::U_LEFT_TO_RIGHT, + RightToLeft = ICU::U_RIGHT_TO_LEFT, + EuropeanNumber = ICU::U_EUROPEAN_NUMBER, + EuropeanNumberSeparator = ICU::U_EUROPEAN_NUMBER_SEPARATOR, + EuropeanNumberTerminator = ICU::U_EUROPEAN_NUMBER_TERMINATOR, + ArabicNumber = ICU::U_ARABIC_NUMBER, + CommonNumberSeparator = ICU::U_COMMON_NUMBER_SEPARATOR, + BlockSeparator = ICU::U_BLOCK_SEPARATOR, + SegmentSeparator = ICU::U_SEGMENT_SEPARATOR, + WhiteSpaceNeutral = ICU::U_WHITE_SPACE_NEUTRAL, + OtherNeutral = ICU::U_OTHER_NEUTRAL, + LeftToRightEmbedding = ICU::U_LEFT_TO_RIGHT_EMBEDDING, + LeftToRightOverride = ICU::U_LEFT_TO_RIGHT_OVERRIDE, + RightToLeftArabic = ICU::U_RIGHT_TO_LEFT_ARABIC, + RightToLeftEmbedding = ICU::U_RIGHT_TO_LEFT_EMBEDDING, + RightToLeftOverride = ICU::U_RIGHT_TO_LEFT_OVERRIDE, + PopDirectionalFormat = ICU::U_POP_DIRECTIONAL_FORMAT, + NonSpacingMark = ICU::U_DIR_NON_SPACING_MARK, + BoundaryNeutral = ICU::U_BOUNDARY_NEUTRAL +}; + +enum DecompositionType { + DecompositionNone = ICU::U_DT_NONE, + DecompositionCanonical = ICU::U_DT_CANONICAL, + DecompositionCompat = ICU::U_DT_COMPAT, + DecompositionCircle = ICU::U_DT_CIRCLE, + DecompositionFinal = ICU::U_DT_FINAL, + DecompositionFont = ICU::U_DT_FONT, + DecompositionFraction = ICU::U_DT_FRACTION, + DecompositionInitial = ICU::U_DT_INITIAL, + DecompositionIsolated = ICU::U_DT_ISOLATED, + DecompositionMedial = ICU::U_DT_MEDIAL, + DecompositionNarrow = ICU::U_DT_NARROW, + DecompositionNoBreak = ICU::U_DT_NOBREAK, + DecompositionSmall = ICU::U_DT_SMALL, + DecompositionSquare = ICU::U_DT_SQUARE, + DecompositionSub = ICU::U_DT_SUB, + DecompositionSuper = ICU::U_DT_SUPER, + DecompositionVertical = ICU::U_DT_VERTICAL, + DecompositionWide = ICU::U_DT_WIDE, +}; + +enum CharCategory { + NoCategory = 0, + Other_NotAssigned = TO_MASK(ICU::U_GENERAL_OTHER_TYPES), + Letter_Uppercase = TO_MASK(ICU::U_UPPERCASE_LETTER), + Letter_Lowercase = TO_MASK(ICU::U_LOWERCASE_LETTER), + Letter_Titlecase = TO_MASK(ICU::U_TITLECASE_LETTER), + Letter_Modifier = TO_MASK(ICU::U_MODIFIER_LETTER), + Letter_Other = TO_MASK(ICU::U_OTHER_LETTER), + + Mark_NonSpacing = TO_MASK(ICU::U_NON_SPACING_MARK), + Mark_Enclosing = TO_MASK(ICU::U_ENCLOSING_MARK), + Mark_SpacingCombining = TO_MASK(ICU::U_COMBINING_SPACING_MARK), + + Number_DecimalDigit = TO_MASK(ICU::U_DECIMAL_DIGIT_NUMBER), + Number_Letter = TO_MASK(ICU::U_LETTER_NUMBER), + Number_Other = TO_MASK(ICU::U_OTHER_NUMBER), + + Separator_Space = TO_MASK(ICU::U_SPACE_SEPARATOR), + Separator_Line = TO_MASK(ICU::U_LINE_SEPARATOR), + Separator_Paragraph = TO_MASK(ICU::U_PARAGRAPH_SEPARATOR), + + Other_Control = TO_MASK(ICU::U_CONTROL_CHAR), + Other_Format = TO_MASK(ICU::U_FORMAT_CHAR), + Other_PrivateUse = TO_MASK(ICU::U_PRIVATE_USE_CHAR), + Other_Surrogate = TO_MASK(ICU::U_SURROGATE), + + Punctuation_Dash = TO_MASK(ICU::U_DASH_PUNCTUATION), + Punctuation_Open = TO_MASK(ICU::U_START_PUNCTUATION), + Punctuation_Close = TO_MASK(ICU::U_END_PUNCTUATION), + Punctuation_Connector = TO_MASK(ICU::U_CONNECTOR_PUNCTUATION), + Punctuation_Other = TO_MASK(ICU::U_OTHER_PUNCTUATION), + + Symbol_Math = TO_MASK(ICU::U_MATH_SYMBOL), + Symbol_Currency = TO_MASK(ICU::U_CURRENCY_SYMBOL), + Symbol_Modifier = TO_MASK(ICU::U_MODIFIER_SYMBOL), + Symbol_Other = TO_MASK(ICU::U_OTHER_SYMBOL), + + Punctuation_InitialQuote = TO_MASK(ICU::U_INITIAL_PUNCTUATION), + Punctuation_FinalQuote = TO_MASK(ICU::U_FINAL_PUNCTUATION) +}; + +UChar foldCase(UChar); + +int foldCase(UChar* result, int resultLength, const UChar* source, int sourceLength, bool* isError); + +int toLower(UChar* result, int resultLength, const UChar* source, int sourceLength, bool* isError); + +UChar toUpper(UChar); +UChar toLower(UChar); + +bool isUpper(UChar); + +int toUpper(UChar* result, int resultLength, const UChar* source, int sourceLength, bool* isError); + +UChar toTitleCase(UChar); + +inline bool isArabicChar(UChar32 c) +{ + return c >= 0x0600 && c <= 0x06FF; +} + +bool isAlphanumeric(UChar); + +CharCategory category(unsigned int); + +inline bool isSeparatorSpace(UChar c) +{ + return category(c) == Separator_Space; +} + +bool isPrintableChar(UChar); + +bool isDigit(UChar); + +bool isPunct(UChar); + +inline bool hasLineBreakingPropertyComplexContext(UChar32) +{ + // FIXME: implement! + return false; +} + +inline bool hasLineBreakingPropertyComplexContextOrIdeographic(UChar32 c) +{ + // FIXME + return false; +} + +UChar mirroredChar(UChar32); + +Direction direction(UChar32); + +bool isLower(UChar); + +int digitValue(UChar); + +unsigned char combiningClass(UChar32); + +DecompositionType decompositionType(UChar32); + +inline int umemcasecmp(const UChar* a, const UChar* b, int len) +{ + for (int i = 0; i < len; ++i) { + UChar c1 = foldCase(a[i]); + UChar c2 = foldCase(b[i]); + if (c1 != c2) + return c1 - c2; + } + return 0; +} + +bool isSpace(UChar); +bool isLetter(UChar); + +} // namespace Unicode +} // namespace WTF + +#endif |