/****************************************************************************
**
** Korean Font utilities for X11
**
** Created : 20010130
**
** Copyright (C) 1992-2008 Trolltech ASA.  All rights reserved.
**
** This file is part of the tools module of the Qt GUI Toolkit.
**
** This file may be used under the terms of the GNU General
** Public License versions 2.0 or 3.0 as published by the Free
** Software Foundation and appearing in the files LICENSE.GPL2
** and LICENSE.GPL3 included in the packaging of this file.
** Alternatively you may (at your option) use any later version
** of the GNU General Public License if such license has been
** publicly approved by Trolltech ASA (or its successors, if any)
** and the KDE Free Qt Foundation.
**
** Please review the following information to ensure GNU General
** Public Licensing requirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/.
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at sales@trolltech.com.
**
** This file may be used under the terms of the Q Public License as
** defined by Trolltech ASA and appearing in the file LICENSE.QPL
** included in the packaging of this file.  Licensees holding valid Qt
** Commercial licenses may use this file in accordance with the Qt
** Commercial License Agreement provided with the Software.
**
** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
** herein.
**
**********************************************************************/

#include "private/qfontcodecs_p.h"

#ifndef QT_NO_CODECS
#ifndef QT_NO_BIG_CODECS

extern unsigned int qt_UnicodeToKsc5601(unsigned int unicode);


int QFontKsc5601Codec::heuristicContentMatch(const char *, int) const
{
    return 0;
}


QFontKsc5601Codec::QFontKsc5601Codec()
{
}


const char* QFontKsc5601Codec::name() const
{
    return "ksc5601.1987-0";
}


int QFontKsc5601Codec::mibEnum() const
{
    return 36;
}


QString QFontKsc5601Codec::toUnicode(const char* /*chars*/, int /*len*/) const
{
    return QString(); //###
}

unsigned short QFontKsc5601Codec::characterFromUnicode(const QString &str, int pos) const
{
    return qt_UnicodeToKsc5601((str.unicode() + pos)->unicode());
}

QCString QFontKsc5601Codec::fromUnicode(const QString& uc, int& lenInOut ) const
{
    QCString result(lenInOut * 2 + 1);
    uchar *rdata = (uchar *) result.data();
    const QChar *ucp = uc.unicode();

    for ( int i = 0; i < lenInOut; i++ ) {
	QChar ch(*ucp++);
	ch = qt_UnicodeToKsc5601(ch.unicode());

	if ( ! ch.isNull() ) {
	    *rdata++ = ch.row() & 0x7f ;
	    *rdata++ = ch.cell() & 0x7f;
	} else {
	    //white square
	    *rdata++ = 0x21;
	    *rdata++ = 0x60;
	}
    }

    lenInOut *= 2;

    return result;
}

void QFontKsc5601Codec::fromUnicode(const QChar *in, unsigned short *out, int length) const
{
    while (length--) {
	*out++ = (qt_UnicodeToKsc5601(in->unicode()) & 0x7f7f);
	++in;
    }
}

bool QFontKsc5601Codec::canEncode( QChar ch ) const
{
    return (qt_UnicodeToKsc5601(ch.unicode()) != 0);
}

#endif // QT_NO_BIG_CODECS
#endif // QT_NO_CODECS