/*
 *  This file is part of the KDE libraries
 *  Copyright (C) 2006 George Staikos <staikos@kde.org>
 *  Copyright (C) 2006 Alexey Proskuryakov <ap@nypop.com>
 *
 *  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 KJS_UNICODE_QT4_H
#define KJS_UNICODE_QT4_H

#include <QChar>

#include "../UnicodeCategory.h"

namespace WTF
{
namespace Unicode
{
inline int toLower(uint16_t *str, int strLength, uint16_t *&destIfNeeded)
{
    destIfNeeded = 0;

    for (int i = 0; i < strLength; ++i) {
        str[i] = QChar(str[i]).toLower().unicode();
    }

    return strLength;
}

inline int toUpper(uint16_t *str, int strLength, uint16_t *&destIfNeeded)
{
    destIfNeeded = 0;

    for (int i = 0; i < strLength; ++i) {
        str[i] = QChar(str[i]).toUpper().unicode();
    }

    return strLength;
}

inline bool isFormatChar(int32_t c)
{
    return (c & 0xffff0000) == 0 && QChar((unsigned short)c).category() == QChar::Other_Format;
}

inline bool isSeparatorSpace(int32_t c)
{
    return (c & 0xffff0000) == 0 && QChar((unsigned short)c).category() == QChar::Separator_Space;
}

inline CharCategory category(int32_t c)
{
    // FIXME: implement support for non-BMP code points
    if ((c & 0xffff0000) != 0) {
        return NoCategory;
    }

    switch (QChar((unsigned short)c).category()) {
    case QChar::Mark_NonSpacing:
        return Mark_NonSpacing;
    case QChar::Mark_SpacingCombining:
        return Mark_SpacingCombining;
    case QChar::Mark_Enclosing:
        return Mark_Enclosing;
    case QChar::Number_DecimalDigit:
        return Number_DecimalDigit;
    case QChar::Number_Letter:
        return Number_Letter;
    case QChar::Number_Other:
        return Number_Other;
    case QChar::Separator_Space:
        return Separator_Space;
    case QChar::Separator_Line:
        return Separator_Line;
    case QChar::Separator_Paragraph:
        return Separator_Paragraph;
    case QChar::Other_Control:
        return Other_Control;
    case QChar::Other_Format:
        return Other_Format;
    case QChar::Other_Surrogate:
        return Other_Surrogate;
    case QChar::Other_PrivateUse:
        return Other_PrivateUse;
    case QChar::Other_NotAssigned:
        return Other_NotAssigned;
    case QChar::Letter_Uppercase:
        return Letter_Uppercase;
    case QChar::Letter_Lowercase:
        return Letter_Lowercase;
    case QChar::Letter_Titlecase:
        return Letter_Titlecase;
    case QChar::Letter_Modifier:
        return Letter_Modifier;
    case QChar::Letter_Other:
        return Letter_Other;
    case QChar::Punctuation_Connector:
        return Punctuation_Connector;
    case QChar::Punctuation_Dash:
        return Punctuation_Dash;
    case QChar::Punctuation_Open:
        return Punctuation_Open;
    case QChar::Punctuation_Close:
        return Punctuation_Close;
    case QChar::Punctuation_InitialQuote:
        return Punctuation_InitialQuote;
    case QChar::Punctuation_FinalQuote:
        return Punctuation_FinalQuote;
    case QChar::Punctuation_Other:
        return Punctuation_Other;
    case QChar::Symbol_Math:
        return Symbol_Math;
    case QChar::Symbol_Currency:
        return Symbol_Currency;
    case QChar::Symbol_Modifier:
        return Symbol_Modifier;
    case QChar::Symbol_Other:
        return Symbol_Other;
    default:
        return NoCategory;
    }
}
}
}

#endif
