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Diffstat (limited to 'tqtinterface/qt4/src/codecs/tqfontcncodec.cpp')
| -rw-r--r-- | tqtinterface/qt4/src/codecs/tqfontcncodec.cpp | 328 |
1 files changed, 328 insertions, 0 deletions
diff --git a/tqtinterface/qt4/src/codecs/tqfontcncodec.cpp b/tqtinterface/qt4/src/codecs/tqfontcncodec.cpp new file mode 100644 index 0000000..89b2f7b --- /dev/null +++ b/tqtinterface/qt4/src/codecs/tqfontcncodec.cpp @@ -0,0 +1,328 @@ +/**************************************************************************** +** +** Chinese Font utilities for X11 +** +** Created : 20010130 +** +** Copyright (C) 2010 Timothy Pearson and (C) 1992-2008 Trolltech ASA. +** +** This file is part of the tools module of the TQt 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 TQt 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.TQPL +** included in the packaging of this file. Licensees holding valid TQt +** Commercial licenses may use this file in accordance with the TQt +** 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/tqfontcodecs_p.h" + +#ifndef TQT_NO_CODECS +#ifndef TQT_NO_BIG_CODECS + + +extern int qt_UnicodeToGbk(uint tqunicode, uchar *gbchar); + + +int TQFontGb2312Codec::heuristicContentMatch(const char *, int) const +{ + return 0; +} + + +TQFontGb2312Codec::TQFontGb2312Codec() +{ + //qDebug("TQFontGb2312Codec::TQFontGb2312Codec()"); +} + + +const char* TQFontGb2312Codec::name() const +{ + //qDebug("TQFontGb2312Codec::name() = \"gb2312.1980-0\""); + return "gb2312.1980-0"; +} + + +int TQFontGb2312Codec::mibEnum() const +{ + //qDebug("TQFontGb2312Codec::mibEnum() = 57"); + return 57; +} + + +TQString TQFontGb2312Codec::toUnicode(const char* /*chars*/, int /*len*/) const +{ + return TQString::null; +} + +unsigned short TQFontGb2312Codec::characterFromUnicode(const TQString &str, int pos) const +{ + uchar buf[4]; + int len = qt_UnicodeToGbk((str.tqunicode() + pos)->tqunicode(), buf); + if (len == 2 && buf[0] > 0xa0 && buf[1] > 0xa0) + return ((buf[0] & 0x7f) << 8) + (buf[1] & 0x7f); + return 0; +} + +TQCString TQFontGb2312Codec::fromUnicode(const TQString& uc, int& lenInOut ) const +{ + TQCString result(lenInOut * 2 + 1); + uchar *rdata = (uchar *) result.data(); + const TQChar *ucp = uc.tqunicode(); + + //qDebug("TQFontGb2312Codec::fromUnicode(const TQString& uc, int& lenInOut = %d)", lenInOut); + for ( int i = 0; i < lenInOut; i++ ) { + TQChar ch(*ucp++); + uchar buf[8]; + + int len = qt_UnicodeToGbk( ch.tqunicode(), buf ); + + if ( len == 2 && buf[0] > 0xa0 && buf[1] > 0xa0 ) { + *rdata++ = buf[0] & 0x7f; + *rdata++ = buf[1] & 0x7f; + } else { + //white square + *rdata++ = 0x21; + *rdata++ = 0x75; + } + } + + lenInOut *= 2; + + return result; +} + +void TQFontGb2312Codec::fromUnicode(const TQChar *in, unsigned short *out, int length) const +{ + int len; + uchar buf[8]; + while (length--) { + len = qt_UnicodeToGbk(in->tqunicode(), buf); + if ( len == 2 && buf[0] > 0xa0 && buf[1] > 0xa0 ) { + *out = (((buf[0] << 8) | buf[1]) & 0x7f7f); + } else { + *out = 0; + } + + ++in; + ++out; + } +} + + +bool TQFontGb2312Codec::canEncode( TQChar ch ) const +{ + uchar buf[4]; + int len = qt_UnicodeToGbk( ch.tqunicode(), buf ); + //qDebug("TQFontGb2312Codec::canEncode( TQChar ch = %02X%02X )", ch.row(), ch.cell()); + return ( len == 2 && buf[0] > 0xa0 && buf[1] > 0xa0 ); +} + +//========================================================================== + + +int TQFontGbkCodec::heuristicContentMatch(const char *, int) const +{ + return 0; +} + + +int TQFontGbkCodec::heuristicNameMatch(const char* hint) const +{ + //qDebug("TQFontGbkCodec::heuristicNameMatch(const char* hint = \"%s\")", hint); + return ( qstricmp(hint, "gbk-0") == 0 || + qstricmp(hint, "gb18030.2000-0") == 0 ) + ? 13 : 0; +} + + +TQFontGbkCodec::TQFontGbkCodec() +{ + //qDebug("TQFontGbkCodec::TQFontGbkCodec()"); +} + + +const char* TQFontGbkCodec::name() const +{ + //qDebug("TQFontGbkCodec::name() = \"gbk-0\""); + return "gbk-0"; +} + + +int TQFontGbkCodec::mibEnum() const +{ + //qDebug("TQFontGbkCodec::mibEnum() = -113"); + return -113; +} + + +TQString TQFontGbkCodec::toUnicode(const char* /*chars*/, int /*len*/) const +{ + return TQString::null; +} + +unsigned short TQFontGbkCodec::characterFromUnicode(const TQString &str, int pos) const +{ + uchar buf[4]; + int len = qt_UnicodeToGbk((str.tqunicode() + pos)->tqunicode(), buf); + if (len == 2) + return (buf[0] << 8) + buf[1]; + return 0; +} + +TQCString TQFontGbkCodec::fromUnicode(const TQString& uc, int& lenInOut ) const +{ + TQCString result(lenInOut * 2 + 1); + uchar *rdata = (uchar *) result.data(); + const TQChar *ucp = uc.tqunicode(); + + //qDebug("TQFontGbkCodec::fromUnicode(const TQString& uc, int& lenInOut = %d)", lenInOut); + for ( int i = 0; i < lenInOut; i++ ) { + TQChar ch(*ucp++); + uchar buf[8]; + + int len = qt_UnicodeToGbk( ch.tqunicode(), buf ); + + if ( len == 2 ) { + *rdata++ = buf[0]; + *rdata++ = buf[1]; + } else { + //white square + *rdata++ = 0xa1; + *rdata++ = 0xf5; + } + } + + lenInOut *= 2; + + return result; +} + +void TQFontGbkCodec::fromUnicode(const TQChar *in, unsigned short *out, int length) const +{ + uchar buf[8]; + while (length--) { + *out++ = (qt_UnicodeToGbk(in->tqunicode(), buf) == 2) ? (buf[0] << 8) | buf[1] : 0; + ++in; + } +} + +bool TQFontGbkCodec::canEncode( TQChar ch ) const +{ + if (ch.tqunicode() >= 0x4e00 && ch.tqunicode() <= 0x9fa5) + return TRUE; + uchar buf[4]; + int len = qt_UnicodeToGbk( ch.tqunicode(), buf ); + //qDebug("TQFontGbkCodec::canEncode( TQChar ch = %02X%02X )", ch.row(), ch.cell()); + return ( len == 2 ); +} + +//========================================================================== + +int TQFontGb18030_0Codec::heuristicContentMatch(const char *, int) const +{ + return 0; +} + + +TQFontGb18030_0Codec::TQFontGb18030_0Codec() +{ + //qDebug("TQFontGb18030_0Codec::TQFontGb18030_0Codec()"); +} + + +const char* TQFontGb18030_0Codec::name() const +{ + //qDebug("TQFontGb18030_0Codec::name() = \"gb18030-0\""); + return "gb18030-0"; +} + + +int TQFontGb18030_0Codec::mibEnum() const +{ + //qDebug("TQFontGb18030_0Codec::mibEnum() = -114"); + return -114; +} + + +TQString TQFontGb18030_0Codec::toUnicode(const char* /*chars*/, int /*len*/) const +{ + return TQString::null; +} + +unsigned short +TQFontGb18030_0Codec::characterFromUnicode(const TQString &str, int pos) const +{ + const TQChar * const ch = str.tqunicode() + pos; + if (ch->row () > 0 && !(ch->row () >= 0xd8 && ch->row () < 0xe0)) + return ch->tqunicode(); + return 0; +} + +TQCString TQFontGb18030_0Codec::fromUnicode(const TQString& uc, int& lenInOut ) const +{ + TQCString result(lenInOut * 2 + 1); + uchar *rdata = (uchar *) result.data(); + const TQChar *ucp = uc.tqunicode(); + + //qDebug("TQFontGb18030_0Codec::fromUnicode(const TQString& uc, int& lenInOut = %d)", lenInOut); + for ( int i = 0; i < lenInOut; i++ ) { + TQChar ch(*ucp++); + if (ch.row () > 0 && !(ch.row () >= 0xd8 && ch.row () < 0xe0)) { + *rdata++ = ch.row(); + *rdata++ = ch.cell(); + } else { + *rdata++ = 0xff; + *rdata++ = 0xfd; + } + } + + lenInOut *= 2; + + return result; +} + +void TQFontGb18030_0Codec::fromUnicode(const TQChar *in, unsigned short *out, int length) const +{ + while (length--) { + *out = ((in->row () > 0 && !(in->row () >= 0xd8 && in->row () < 0xe0)) + ? in->tqunicode() : 0); + ++in; + ++out; + } +} + +bool TQFontGb18030_0Codec::canEncode( TQChar ch ) const +{ + //qDebug("TQFontGb18030_0Codec::canEncode( TQChar ch = %02X%02X )", ch.row(), ch.cell()); + return (ch.row () > 0 && !(ch.row () >= 0xd8 && ch.row () < 0xe0)); +} + +//========================================================================== + + +#endif // TQT_NO_BIG_CODECS +#endif // TQT_NO_CODECS |