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+/*
+ * 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.
+ *
+ * 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 UNICODE_WINCE_H
+#define UNICODE_WINCE_H
+
+#include "ce_unicode.h"
+
+#define TO_MASK(x) (1 << (x))
+
+// some defines from ICU needed one or two places
+
+#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_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 U16_IS_SINGLE(c) !U_IS_SURROGATE(c)
+
+namespace WTF {
+
+ namespace Unicode {
+
+ enum Direction {
+ LeftToRight = UnicodeCE::U_LEFT_TO_RIGHT,
+ RightToLeft = UnicodeCE::U_RIGHT_TO_LEFT,
+ EuropeanNumber = UnicodeCE::U_EUROPEAN_NUMBER,
+ EuropeanNumberSeparator = UnicodeCE::U_EUROPEAN_NUMBER_SEPARATOR,
+ EuropeanNumberTerminator = UnicodeCE::U_EUROPEAN_NUMBER_TERMINATOR,
+ ArabicNumber = UnicodeCE::U_ARABIC_NUMBER,
+ CommonNumberSeparator = UnicodeCE::U_COMMON_NUMBER_SEPARATOR,
+ BlockSeparator = UnicodeCE::U_BLOCK_SEPARATOR,
+ SegmentSeparator = UnicodeCE::U_SEGMENT_SEPARATOR,
+ WhiteSpaceNeutral = UnicodeCE::U_WHITE_SPACE_NEUTRAL,
+ OtherNeutral = UnicodeCE::U_OTHER_NEUTRAL,
+ LeftToRightEmbedding = UnicodeCE::U_LEFT_TO_RIGHT_EMBEDDING,
+ LeftToRightOverride = UnicodeCE::U_LEFT_TO_RIGHT_OVERRIDE,
+ RightToLeftArabic = UnicodeCE::U_RIGHT_TO_LEFT_ARABIC,
+ RightToLeftEmbedding = UnicodeCE::U_RIGHT_TO_LEFT_EMBEDDING,
+ RightToLeftOverride = UnicodeCE::U_RIGHT_TO_LEFT_OVERRIDE,
+ PopDirectionalFormat = UnicodeCE::U_POP_DIRECTIONAL_FORMAT,
+ NonSpacingMark = UnicodeCE::U_DIR_NON_SPACING_MARK,
+ BoundaryNeutral = UnicodeCE::U_BOUNDARY_NEUTRAL
+ };
+
+ enum DecompositionType {
+ DecompositionNone = UnicodeCE::U_DT_NONE,
+ DecompositionCanonical = UnicodeCE::U_DT_CANONICAL,
+ DecompositionCompat = UnicodeCE::U_DT_COMPAT,
+ DecompositionCircle = UnicodeCE::U_DT_CIRCLE,
+ DecompositionFinal = UnicodeCE::U_DT_FINAL,
+ DecompositionFont = UnicodeCE::U_DT_FONT,
+ DecompositionFraction = UnicodeCE::U_DT_FRACTION,
+ DecompositionInitial = UnicodeCE::U_DT_INITIAL,
+ DecompositionIsolated = UnicodeCE::U_DT_ISOLATED,
+ DecompositionMedial = UnicodeCE::U_DT_MEDIAL,
+ DecompositionNarrow = UnicodeCE::U_DT_NARROW,
+ DecompositionNoBreak = UnicodeCE::U_DT_NOBREAK,
+ DecompositionSmall = UnicodeCE::U_DT_SMALL,
+ DecompositionSquare = UnicodeCE::U_DT_SQUARE,
+ DecompositionSub = UnicodeCE::U_DT_SUB,
+ DecompositionSuper = UnicodeCE::U_DT_SUPER,
+ DecompositionVertical = UnicodeCE::U_DT_VERTICAL,
+ DecompositionWide = UnicodeCE::U_DT_WIDE,
+ };
+
+ enum CharCategory {
+ NoCategory = 0,
+ Other_NotAssigned = TO_MASK(UnicodeCE::U_GENERAL_OTHER_TYPES),
+ Letter_Uppercase = TO_MASK(UnicodeCE::U_UPPERCASE_LETTER),
+ Letter_Lowercase = TO_MASK(UnicodeCE::U_LOWERCASE_LETTER),
+ Letter_Titlecase = TO_MASK(UnicodeCE::U_TITLECASE_LETTER),
+ Letter_Modifier = TO_MASK(UnicodeCE::U_MODIFIER_LETTER),
+ Letter_Other = TO_MASK(UnicodeCE::U_OTHER_LETTER),
+
+ Mark_NonSpacing = TO_MASK(UnicodeCE::U_NON_SPACING_MARK),
+ Mark_Enclosing = TO_MASK(UnicodeCE::U_ENCLOSING_MARK),
+ Mark_SpacingCombining = TO_MASK(UnicodeCE::U_COMBINING_SPACING_MARK),
+
+ Number_DecimalDigit = TO_MASK(UnicodeCE::U_DECIMAL_DIGIT_NUMBER),
+ Number_Letter = TO_MASK(UnicodeCE::U_LETTER_NUMBER),
+ Number_Other = TO_MASK(UnicodeCE::U_OTHER_NUMBER),
+
+ Separator_Space = TO_MASK(UnicodeCE::U_SPACE_SEPARATOR),
+ Separator_Line = TO_MASK(UnicodeCE::U_LINE_SEPARATOR),
+ Separator_Paragraph = TO_MASK(UnicodeCE::U_PARAGRAPH_SEPARATOR),
+
+ Other_Control = TO_MASK(UnicodeCE::U_CONTROL_CHAR),
+ Other_Format = TO_MASK(UnicodeCE::U_FORMAT_CHAR),
+ Other_PrivateUse = TO_MASK(UnicodeCE::U_PRIVATE_USE_CHAR),
+ Other_Surrogate = TO_MASK(UnicodeCE::U_SURROGATE),
+
+ Punctuation_Dash = TO_MASK(UnicodeCE::U_DASH_PUNCTUATION),
+ Punctuation_Open = TO_MASK(UnicodeCE::U_START_PUNCTUATION),
+ Punctuation_Close = TO_MASK(UnicodeCE::U_END_PUNCTUATION),
+ Punctuation_Connector = TO_MASK(UnicodeCE::U_CONNECTOR_PUNCTUATION),
+ Punctuation_Other = TO_MASK(UnicodeCE::U_OTHER_PUNCTUATION),
+
+ Symbol_Math = TO_MASK(UnicodeCE::U_MATH_SYMBOL),
+ Symbol_Currency = TO_MASK(UnicodeCE::U_CURRENCY_SYMBOL),
+ Symbol_Modifier = TO_MASK(UnicodeCE::U_MODIFIER_SYMBOL),
+ Symbol_Other = TO_MASK(UnicodeCE::U_OTHER_SYMBOL),
+
+ Punctuation_InitialQuote = TO_MASK(UnicodeCE::U_INITIAL_PUNCTUATION),
+ Punctuation_FinalQuote = TO_MASK(UnicodeCE::U_FINAL_PUNCTUATION)
+ };
+
+ CharCategory category(unsigned int);
+
+ bool isSpace(wchar_t);
+ bool isLetter(wchar_t);
+ bool isPrintableChar(wchar_t);
+ bool isUpper(wchar_t);
+ bool isLower(wchar_t);
+ bool isPunct(wchar_t);
+ bool isDigit(wchar_t);
+ inline bool isSeparatorSpace(wchar_t c) { return category(c) == Separator_Space; }
+ inline bool isHighSurrogate(wchar_t c) { return (c & 0xfc00) == 0xd800; }
+ inline bool isLowSurrogate(wchar_t c) { return (c & 0xfc00) == 0xdc00; }
+
+ wchar_t toLower(wchar_t);
+ wchar_t toUpper(wchar_t);
+ wchar_t foldCase(wchar_t);
+ wchar_t toTitleCase(wchar_t);
+ int toLower(wchar_t* result, int resultLength, const wchar_t* source, int sourceLength, bool* isError);
+ int toUpper(wchar_t* result, int resultLength, const wchar_t* source, int sourceLength, bool* isError);
+ int foldCase(UChar* result, int resultLength, const wchar_t* source, int sourceLength, bool* isError);
+
+ int digitValue(wchar_t);
+
+ wchar_t mirroredChar(UChar32);
+ unsigned char combiningClass(UChar32);
+ DecompositionType decompositionType(UChar32);
+ Direction direction(UChar32);
+ inline bool isArabicChar(UChar32)
+ {
+ return false; // FIXME: implement!
+ }
+
+ inline bool hasLineBreakingPropertyComplexContext(UChar32)
+ {
+ return false; // FIXME: implement!
+ }
+
+ inline int umemcasecmp(const wchar_t* a, const wchar_t* b, int len)
+ {
+ for (int i = 0; i < len; ++i) {
+ wchar_t c1 = foldCase(a[i]);
+ wchar_t c2 = foldCase(b[i]);
+ if (c1 != c2)
+ return c1 - c2;
+ }
+ return 0;
+ }
+
+ inline UChar32 surrogateToUcs4(wchar_t high, wchar_t low)
+ {
+ return (UChar32(high) << 10) + low - 0x35fdc00;
+ }
+
+ } // namespace Unicode
+
+} // namespace WTF
+
+#endif
+// vim: ts=2 sw=2 et
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