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      1 /*
      2  *  Copyright (C) 2006 George Staikos <staikos (at) kde.org>
      3  *  Copyright (C) 2006 Alexey Proskuryakov <ap (at) nypop.com>
      4  *  Copyright (C) 2007-2009 Torch Mobile, Inc.
      5  *
      6  *  This library is free software; you can redistribute it and/or
      7  *  modify it under the terms of the GNU Library General Public
      8  *  License as published by the Free Software Foundation; either
      9  *  version 2 of the License, or (at your option) any later version.
     10  *
     11  *  This library is distributed in the hope that it will be useful,
     12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
     13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     14  *  Library General Public License for more details.
     15  *
     16  *  You should have received a copy of the GNU Library General Public License
     17  *  along with this library; see the file COPYING.LIB.  If not, write to
     18  *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     19  *  Boston, MA 02110-1301, USA.
     20  */
     21 
     22 #include "config.h"
     23 #include "UnicodeWince.h"
     24 
     25 #include <wchar.h>
     26 
     27 namespace WTF {
     28 namespace Unicode {
     29 
     30 wchar_t toLower(wchar_t c)
     31 {
     32     return towlower(c);
     33 }
     34 
     35 wchar_t toUpper(wchar_t c)
     36 {
     37     return towupper(c);
     38 }
     39 
     40 wchar_t foldCase(wchar_t c)
     41 {
     42     return towlower(c);
     43 }
     44 
     45 bool isPrintableChar(wchar_t c)
     46 {
     47     return !!iswprint(c);
     48 }
     49 
     50 bool isSpace(wchar_t c)
     51 {
     52     return !!iswspace(c);
     53 }
     54 
     55 bool isLetter(wchar_t c)
     56 {
     57     return !!iswalpha(c);
     58 }
     59 
     60 bool isUpper(wchar_t c)
     61 {
     62     return !!iswupper(c);
     63 }
     64 
     65 bool isLower(wchar_t c)
     66 {
     67     return !!iswlower(c);
     68 }
     69 
     70 bool isDigit(wchar_t c)
     71 {
     72     return !!iswdigit(c);
     73 }
     74 
     75 bool isPunct(wchar_t c)
     76 {
     77     return !!iswpunct(c);
     78 }
     79 
     80 int toLower(wchar_t* result, int resultLength, const wchar_t* source, int sourceLength, bool* isError)
     81 {
     82     const UChar* sourceIterator = source;
     83     const UChar* sourceEnd = source + sourceLength;
     84     UChar* resultIterator = result;
     85     UChar* resultEnd = result + resultLength;
     86 
     87     int remainingCharacters = 0;
     88     if (sourceLength <= resultLength)
     89         while (sourceIterator < sourceEnd)
     90             *resultIterator++ = towlower(*sourceIterator++);
     91     else
     92         while (resultIterator < resultEnd)
     93             *resultIterator++ = towlower(*sourceIterator++);
     94 
     95     if (sourceIterator < sourceEnd)
     96         remainingCharacters += sourceEnd - sourceIterator;
     97     *isError = (remainingCharacters != 0);
     98     if (resultIterator < resultEnd)
     99         *resultIterator = 0;
    100 
    101     return (resultIterator - result) + remainingCharacters;
    102 }
    103 
    104 int toUpper(wchar_t* result, int resultLength, const wchar_t* source, int sourceLength, bool* isError)
    105 {
    106     const UChar* sourceIterator = source;
    107     const UChar* sourceEnd = source + sourceLength;
    108     UChar* resultIterator = result;
    109     UChar* resultEnd = result + resultLength;
    110 
    111     int remainingCharacters = 0;
    112     if (sourceLength <= resultLength)
    113         while (sourceIterator < sourceEnd)
    114             *resultIterator++ = towupper(*sourceIterator++);
    115     else
    116         while (resultIterator < resultEnd)
    117             *resultIterator++ = towupper(*sourceIterator++);
    118 
    119     if (sourceIterator < sourceEnd)
    120         remainingCharacters += sourceEnd - sourceIterator;
    121     *isError = (remainingCharacters != 0);
    122     if (resultIterator < resultEnd)
    123         *resultIterator = 0;
    124 
    125     return (resultIterator - result) + remainingCharacters;
    126 }
    127 
    128 int foldCase(wchar_t* result, int resultLength, const wchar_t* source, int sourceLength, bool* isError)
    129 {
    130     *isError = false;
    131     if (resultLength < sourceLength) {
    132         *isError = true;
    133         return sourceLength;
    134     }
    135     for (int i = 0; i < sourceLength; ++i)
    136         result[i] = foldCase(source[i]);
    137     return sourceLength;
    138 }
    139 
    140 wchar_t toTitleCase(wchar_t c)
    141 {
    142     return towupper(c);
    143 }
    144 
    145 Direction direction(UChar32 c)
    146 {
    147     return static_cast<Direction>(UnicodeCE::direction(c));
    148 }
    149 
    150 CharCategory category(unsigned int c)
    151 {
    152     return static_cast<CharCategory>(TO_MASK((__int8) UnicodeCE::category(c)));
    153 }
    154 
    155 DecompositionType decompositionType(UChar32 c)
    156 {
    157     return static_cast<DecompositionType>(UnicodeCE::decompositionType(c));
    158 }
    159 
    160 unsigned char combiningClass(UChar32 c)
    161 {
    162     return UnicodeCE::combiningClass(c);
    163 }
    164 
    165 wchar_t mirroredChar(UChar32 c)
    166 {
    167     return UnicodeCE::mirroredChar(c);
    168 }
    169 
    170 int digitValue(wchar_t c)
    171 {
    172     return UnicodeCE::digitValue(c);
    173 }
    174 
    175 } // namespace Unicode
    176 } // namespace WTF
    177