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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 UChar toLower(UChar c)
     31 {
     32     return towlower(c);
     33 }
     34 
     35 UChar toUpper(UChar c)
     36 {
     37     return towupper(c);
     38 }
     39 
     40 UChar foldCase(UChar c)
     41 {
     42     return towlower(c);
     43 }
     44 
     45 bool isPrintableChar(UChar c)
     46 {
     47     return !!iswprint(c);
     48 }
     49 
     50 bool isSpace(UChar c)
     51 {
     52     return !!iswspace(c);
     53 }
     54 
     55 bool isLetter(UChar c)
     56 {
     57     return !!iswalpha(c);
     58 }
     59 
     60 bool isUpper(UChar c)
     61 {
     62     return !!iswupper(c);
     63 }
     64 
     65 bool isLower(UChar c)
     66 {
     67     return !!iswlower(c);
     68 }
     69 
     70 bool isDigit(UChar c)
     71 {
     72     return !!iswdigit(c);
     73 }
     74 
     75 bool isPunct(UChar c)
     76 {
     77     return !!iswpunct(c);
     78 }
     79 
     80 bool isAlphanumeric(UChar c)
     81 {
     82     return !!iswalnum(c);
     83 }
     84 
     85 int toLower(UChar* result, int resultLength, const UChar* source, int sourceLength, bool* isError)
     86 {
     87     const UChar* sourceIterator = source;
     88     const UChar* sourceEnd = source + sourceLength;
     89     UChar* resultIterator = result;
     90     UChar* resultEnd = result + resultLength;
     91 
     92     int remainingCharacters = 0;
     93     if (sourceLength <= resultLength)
     94         while (sourceIterator < sourceEnd)
     95             *resultIterator++ = towlower(*sourceIterator++);
     96     else
     97         while (resultIterator < resultEnd)
     98             *resultIterator++ = towlower(*sourceIterator++);
     99 
    100     if (sourceIterator < sourceEnd)
    101         remainingCharacters += sourceEnd - sourceIterator;
    102     *isError = !!remainingCharacters;
    103     if (resultIterator < resultEnd)
    104         *resultIterator = 0;
    105 
    106     return (resultIterator - result) + remainingCharacters;
    107 }
    108 
    109 int toUpper(UChar* result, int resultLength, const UChar* source, int sourceLength, bool* isError)
    110 {
    111     const UChar* sourceIterator = source;
    112     const UChar* sourceEnd = source + sourceLength;
    113     UChar* resultIterator = result;
    114     UChar* resultEnd = result + resultLength;
    115 
    116     int remainingCharacters = 0;
    117     if (sourceLength <= resultLength)
    118         while (sourceIterator < sourceEnd)
    119             *resultIterator++ = towupper(*sourceIterator++);
    120     else
    121         while (resultIterator < resultEnd)
    122             *resultIterator++ = towupper(*sourceIterator++);
    123 
    124     if (sourceIterator < sourceEnd)
    125         remainingCharacters += sourceEnd - sourceIterator;
    126     *isError = !!remainingCharacters;
    127     if (resultIterator < resultEnd)
    128         *resultIterator = 0;
    129 
    130     return (resultIterator - result) + remainingCharacters;
    131 }
    132 
    133 int foldCase(UChar* result, int resultLength, const UChar* source, int sourceLength, bool* isError)
    134 {
    135     *isError = false;
    136     if (resultLength < sourceLength) {
    137         *isError = true;
    138         return sourceLength;
    139     }
    140     for (int i = 0; i < sourceLength; ++i)
    141         result[i] = foldCase(source[i]);
    142     return sourceLength;
    143 }
    144 
    145 UChar toTitleCase(UChar c)
    146 {
    147     return towupper(c);
    148 }
    149 
    150 Direction direction(UChar32 c)
    151 {
    152     return static_cast<Direction>(UnicodeCE::direction(c));
    153 }
    154 
    155 CharCategory category(unsigned int c)
    156 {
    157     return static_cast<CharCategory>(TO_MASK((__int8) UnicodeCE::category(c)));
    158 }
    159 
    160 DecompositionType decompositionType(UChar32 c)
    161 {
    162     return static_cast<DecompositionType>(UnicodeCE::decompositionType(c));
    163 }
    164 
    165 unsigned char combiningClass(UChar32 c)
    166 {
    167     return UnicodeCE::combiningClass(c);
    168 }
    169 
    170 UChar mirroredChar(UChar32 c)
    171 {
    172     return UnicodeCE::mirroredChar(c);
    173 }
    174 
    175 int digitValue(UChar c)
    176 {
    177     return UnicodeCE::digitValue(c);
    178 }
    179 
    180 } // namespace Unicode
    181 } // namespace WTF
    182