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153 lines
4.5 KiB
153 lines
4.5 KiB
13 years ago
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/****************************************************************************
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**
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** Font utilities for X11
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**
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** Created : 20001101
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**
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** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
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**
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** This file is part of the tools module of the TQt GUI Toolkit.
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**
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** This file may be used under the terms of the GNU General
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** Public License versions 2.0 or 3.0 as published by the Free
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** Software Foundation and appearing in the files LICENSE.GPL2
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** and LICENSE.GPL3 included in the packaging of this file.
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** Alternatively you may (at your option) use any later version
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** of the GNU General Public License if such license has been
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** publicly approved by Trolltech ASA (or its successors, if any)
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** and the KDE Free TQt Foundation.
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**
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** Please review the following information to ensure GNU General
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** Public Licensing retquirements will be met:
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** http://trolltech.com/products/qt/licenses/licensing/opensource/.
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** If you are unsure which license is appropriate for your use, please
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** review the following information:
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** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
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** or contact the sales department at sales@trolltech.com.
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**
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** This file may be used under the terms of the Q Public License as
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** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
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** included in the packaging of this file. Licensees holding valid TQt
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** Commercial licenses may use this file in accordance with the TQt
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** Commercial License Agreement provided with the Software.
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**
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** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
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** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
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** herein.
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**
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**********************************************************************/
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#include "private/qfontcodecs_p.h"
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#ifndef QT_NO_CODECS
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#ifndef QT_NO_BIG_CODECS
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static unsigned char const unicode_to_mulelao[256] =
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{
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// U+0E80
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0x00, 0xa1, 0xa2, 0x00, 0xa4, 0x00, 0x00, 0xa7,
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0xa8, 0x00, 0xaa, 0x00, 0x00, 0xad, 0x00, 0x00,
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// U+0E90
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0x00, 0x00, 0x00, 0x00, 0xb4, 0xb5, 0xb6, 0xb7,
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0x00, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf,
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// U+0EA0
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0x00, 0xc1, 0xc2, 0xc3, 0x00, 0xc5, 0x00, 0xc7,
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0x00, 0x00, 0xca, 0xcb, 0x00, 0xcd, 0xce, 0xcf,
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// U+0EB0
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0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7,
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0xd8, 0xd9, 0x00, 0xdb, 0xdc, 0xdd, 0x00, 0x00,
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// U+0EC0
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0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0x00, 0xe6, 0x00,
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0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0x00, 0x00,
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// U+0ED0
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0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7,
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0xf8, 0xf9, 0x00, 0x00, 0xfc, 0xfd, 0x00, 0x00,
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// U+0EE0
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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// U+0EF0
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
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};
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TQFontLaoCodec::TQFontLaoCodec()
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{
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}
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const char *TQFontLaoCodec::name() const
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{
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return "mulelao-1";
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}
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int TQFontLaoCodec::mibEnum() const
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{
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return -4242;
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}
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unsigned short TQFontLaoCodec::characterFromUnicode(const TQString &str, int pos) const
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{
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const TQChar * const ch = str.unicode() + pos;
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if (ch->unicode() < 0x80)
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return ch->unicode();
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if ( ch->unicode() >= 0x0e80 && ch->unicode() <= 0x0eff )
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return unicode_to_mulelao[ch->unicode() - 0x0e80];
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return 0;
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}
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TQCString TQFontLaoCodec::fromUnicode(const TQString& uc, int& lenInOut ) const
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{
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TQCString rstring( lenInOut+1 );
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uchar *rdata = (uchar *) rstring.data();
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const TQChar *sdata = uc.unicode();
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int i = 0;
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for ( ; i < lenInOut; ++i, ++sdata, ++rdata ) {
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if ( sdata->unicode() < 0x80 ) {
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*rdata = (uchar) sdata->unicode();
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} else if ( sdata->unicode() >= 0x0e80 && sdata->unicode() <= 0x0eff ) {
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uchar lao = unicode_to_mulelao[sdata->unicode() - 0x0e80];
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if ( lao )
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*rdata = lao;
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else
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*rdata = '?';
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} else {
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*rdata = '?';
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}
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}
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*rdata = 0u;
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return rstring;
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}
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void TQFontLaoCodec::fromUnicode(const TQChar *in, unsigned short *out, int length) const
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{
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while (length--) {
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if ( in->unicode() < 0x80 ) {
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*out = (uchar) in->unicode();
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} else if ( in->unicode() >= 0x0e80 && in->unicode() <= 0x0eff ) {
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*out = unicode_to_mulelao[in->unicode() - 0x0e80];
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} else {
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*out = 0;
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}
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++in;
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++out;
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}
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}
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int TQFontLaoCodec::heuristicContentMatch(const char *, int) const
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{
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return -1;
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}
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bool TQFontLaoCodec::canEncode( TQChar ch ) const
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{
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return ( ch.unicode() < 0x80 ||
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unicode_to_mulelao[ch.unicode() - 0x0e80] != 0x00 );
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}
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#endif // QT_NO_BIG_CODECS
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#endif // QT_NO_CODECS
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