summaryrefslogtreecommitdiffstats
path: root/src/codecs/qfontcncodec.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/codecs/qfontcncodec.cpp')
-rw-r--r--src/codecs/qfontcncodec.cpp328
1 files changed, 328 insertions, 0 deletions
diff --git a/src/codecs/qfontcncodec.cpp b/src/codecs/qfontcncodec.cpp
new file mode 100644
index 000000000..c6e1baa13
--- /dev/null
+++ b/src/codecs/qfontcncodec.cpp
@@ -0,0 +1,328 @@
+/****************************************************************************
+**
+** Chinese 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 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 retquirements 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/qfontcodecs_p.h"
+
+#ifndef QT_NO_CODECS
+#ifndef QT_NO_BIG_CODECS
+
+
+extern int qt_UnicodeToGbk(uint unicode, 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.unicode() + pos)->unicode(), 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.unicode();
+
+ //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.unicode(), 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->unicode(), 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.unicode(), 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.unicode() + pos)->unicode(), 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.unicode();
+
+ //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.unicode(), 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->unicode(), buf) == 2) ? (buf[0] << 8) | buf[1] : 0;
+ ++in;
+ }
+}
+
+bool TQFontGbkCodec::canEncode( TQChar ch ) const
+{
+ if (ch.unicode() >= 0x4e00 && ch.unicode() <= 0x9fa5)
+ return TRUE;
+ uchar buf[4];
+ int len = qt_UnicodeToGbk( ch.unicode(), 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.unicode() + pos;
+ if (ch->row () > 0 && !(ch->row () >= 0xd8 && ch->row () < 0xe0))
+ return ch->unicode();
+ 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.unicode();
+
+ //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->unicode() : 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 // QT_NO_BIG_CODECS
+#endif // QT_NO_CODECS
generated by cgit v1.2.1 (git 2.18.0) at 2024-12-23 00:28:13 +0000