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qfontjpcodec.cpp

/****************************************************************************
**
** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
**
** This file is part of the plugins of the Qt Toolkit.
**
** This file may be used under the terms of the GNU General Public
** License version 2.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of
** this file.  Please review the following information to ensure GNU
** General Public Licensing requirements will be met:
** http://www.trolltech.com/products/qt/opensource.html
**
** If you are unsure which license is appropriate for your use, please
** review the following information:
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** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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****************************************************************************/

#include "qfontjpcodec.h"

#include "qjpunicode.h"

#ifdef Q_WS_X11
// JIS X 0201

QFontJis0201Codec::QFontJis0201Codec()
{
}

QByteArray QFontJis0201Codec::_name()
{
    return "jisx0201*-0";
}

int QFontJis0201Codec::_mibEnum()
{
    return 15;
}

QByteArray QFontJis0201Codec::convertFromUnicode(const QChar *uc, int len,  ConverterState *) const
{
    QByteArray rstring;
    rstring.resize(len);
    uchar *rdata = (uchar *) rstring.data();
    const QChar *sdata = uc;
    int i = 0;
    for (; i < len; ++i, ++sdata, ++rdata) {
        if (sdata->unicode() < 0x80) {
            *rdata = (uchar) sdata->unicode();
        } else if (sdata->unicode() >= 0xff61 && sdata->unicode() <= 0xff9f) {
            *rdata = (uchar) (sdata->unicode() - 0xff61 + 0xa1);
        } else {
            *rdata = 0;
        }
    }
    return rstring;
}

QString QFontJis0201Codec::convertToUnicode(const char *, int,  ConverterState *) const
{
    return QString();
}

// JIS X 0208

QFontJis0208Codec::QFontJis0208Codec()
{
    convJP = QJpUnicodeConv::newConverter(QJpUnicodeConv::Default);
}


QFontJis0208Codec::~QFontJis0208Codec()
{
    delete convJP;
    convJP = 0;
}


QByteArray QFontJis0208Codec::_name()
{
    return "jisx0208*-0";
}


int QFontJis0208Codec::_mibEnum()
{
    return 63;
}


QString QFontJis0208Codec::convertToUnicode(const char* /*chars*/, int /*len*/, ConverterState *) const
{
    return QString();
}

QByteArray QFontJis0208Codec::convertFromUnicode(const QChar *uc, int len, ConverterState *) const
{
    QByteArray result;
    result.resize(len * 2);
    uchar *rdata = (uchar *) result.data();
    const QChar *ucp = uc;

    for (int i = 0; i < len; i++) {
        QChar ch(*ucp++);
        ch = convJP->unicodeToJisx0208(ch.unicode());

        if (!ch.isNull()) {
            *rdata++ = ch.row();
            *rdata++ = ch.cell();
        } else {
            *rdata++ = 0;
            *rdata++ = 0;
        }
    }
    return result;
}

#endif

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