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author | Timothy Pearson <[email protected]> | 2011-11-08 12:31:36 -0600 |
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committer | Timothy Pearson <[email protected]> | 2011-11-08 12:31:36 -0600 |
commit | d796c9dd933ab96ec83b9a634feedd5d32e1ba3f (patch) | |
tree | 6e3dcca4f77e20ec8966c666aac7c35bd4704053 /src/codecs/qtsciicodec.cpp | |
download | tqt3-d796c9dd933ab96ec83b9a634feedd5d32e1ba3f.tar.gz tqt3-d796c9dd933ab96ec83b9a634feedd5d32e1ba3f.zip |
Test conversion to TQt3 from Qt3 8c6fc1f8e35fd264dd01c582ca5e7549b32ab731
Diffstat (limited to 'src/codecs/qtsciicodec.cpp')
-rw-r--r-- | src/codecs/qtsciicodec.cpp | 528 |
1 files changed, 528 insertions, 0 deletions
diff --git a/src/codecs/qtsciicodec.cpp b/src/codecs/qtsciicodec.cpp new file mode 100644 index 000000000..010a72aa9 --- /dev/null +++ b/src/codecs/qtsciicodec.cpp @@ -0,0 +1,528 @@ +/**************************************************************************** +** +** Implementation of TQTsciiCodec class +** +** Copyright (C) 2000-2008 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 [email protected]. +** +** 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. +** +**********************************************************************/ + +// Most of the code here was originally written by Hans Petter Bieker, +// and is included in TQt with the author's permission, and the grateful +// thanks of the Trolltech team. + +/*! \class TQTsciiCodec qtsciicodec.h + \reentrant + \ingroup i18n + + \brief The TQTsciiCodec class provides conversion to and from the Tamil TSCII encoding. + + TSCII, formally the Tamil Standard Code Information Interchange + specification, is a commonly used charset for Tamils. The + official page for the standard is at + \link http://www.tamil.net/tscii/ http://www.tamil.net/tscii/\endlink + + This codec uses the mapping table found at + \link http://www.geocities.com/Athens/5180/tsciiset.html + http://www.geocities.com/Athens/5180/tsciiset.html\endlink. + Tamil uses composed Unicode which might cause some + problems if you are using Unicode fonts instead of TSCII fonts. + + Most of the code here was written by Hans Petter Bieker + and is included in TQt with the author's permission and the + grateful thanks of the Trolltech team. + Here is the copyright statement for the code as it was at the + point of contribution. Trolltech's subsequent modifications + are covered by the usual copyright for TQt. + + \legalese + + Copyright (C) 2000 Hans Petter Bieker. All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + \list 1 + \i Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + \i Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + \endlist + + THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSETQUENTIAL + DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + SUCH DAMAGE. +*/ + +#include "qtsciicodec.h" + +#ifndef QT_NO_CODECS + +static unsigned char qt_UnicodeToTSCII(ushort u1, ushort u2, ushort u3); +static unsigned int qt_TSCIIToUnicode(unsigned int code, uint *s); + +#define IsTSCIIChar(c) (((c) >= 0x80) && ((c) <= 0xfd)) +#define TQValidChar(u) ((u) ? TQChar((u)) : TQChar::replacement) + +/*! \reimp */ +int TQTsciiCodec::mibEnum() const +{ + /* There is no MIBEnum for TSCII now */ + return 2028; +} + +/*! \reimp */ +TQCString TQTsciiCodec::fromUnicode(const TQString& uc, int& lenInOut) const +{ + int l = TQMIN((int)uc.length(), lenInOut); + int rlen = l+1; + TQCString rstr(rlen); + uchar* cursor = (uchar*)rstr.data(); + for (int i = 0; i < l; i++) { + TQChar ch = uc[i]; + uchar j; + if ( ch.row() == 0x00 && ch.cell() < 0x80 ) { + // ASCII + j = ch.cell(); + } else if ((j = qt_UnicodeToTSCII(uc[i].unicode(), + uc[i + 1].unicode(), + uc[i + 2].unicode()))) { + // We have to check the combined chars first! + i += 2; + } else if ((j = qt_UnicodeToTSCII(uc[i].unicode(), + uc[i + 1].unicode(), 0))) { + i++; + } else if ((j = qt_UnicodeToTSCII(uc[i].unicode(), 0, 0))) { + } else { + // Error + j = '?'; // unknown char + } + *cursor++ = j; + } + lenInOut = cursor - (uchar*)rstr.data(); + *cursor = 0; + return rstr; +} + +/*! \reimp */ +TQString TQTsciiCodec::toUnicode(const char* chars, int len) const +{ + TQString result; + for (int i = 0; i < len; i++) { + uchar ch = chars[i]; + if ( ch < 0x80 ) { + // ASCII + result += TQChar(ch); + } else if ( IsTSCIIChar(ch) ) { + // TSCII + uint s[3]; + uint u = qt_TSCIIToUnicode(ch, s); + uint *p = s; + while ( u-- ) { + uint c = *p++; + result += TQValidChar(c); + } + } else { + // Invalid + result += TQChar::replacement; + } + } + + return result; +} + +/*! \reimp */ +const char* TQTsciiCodec::name() const +{ + return "TSCII"; +} + +/*! \reimp */ +int TQTsciiCodec::heuristicNameMatch(const char* hint) const +{ + const char *p = strchr(hint, '.'); + if (p) + p++; + else + p = hint; + if (qstricmp(p, "TSCII") == 0) + return 4; + return TQTextCodec::heuristicNameMatch(hint); +} + +/*! \reimp */ +int TQTsciiCodec::heuristicContentMatch(const char* chars, int len) const +{ + int score = 0; + for (int i=0; i<len; i++) { + uchar ch = chars[i]; + // No nulls allowed. + if ( !ch ) + return -1; + if ( ch < 32 && ch != '\t' && ch != '\n' && ch != '\r' ) { + // Suspicious + if ( score ) + score--; + } else if ( ch < 0x80 ) { + // Inconclusive + } else if ( IsTSCIIChar(ch) ) { + score++; + } else { + // Invalid + return -1; + } + } + return score; +} + +static const int UnToTsLast = 124; // 125 items -- so the last will be 124 +static const ushort UnToTs [][4] = { + // *Sorted* list of TSCII maping for unicode chars + //FIRST SECOND THIRD TSCII + {0x00A0, 0x0000, 0x0000, 0xA0}, + {0x00A9, 0x0000, 0x0000, 0xA9}, + {0x0B83, 0x0000, 0x0000, 0xB7}, + {0x0B85, 0x0000, 0x0000, 0xAB}, + {0x0B86, 0x0000, 0x0000, 0xAC}, + {0x0B87, 0x0000, 0x0000, 0xAD}, + {0x0B88, 0x0000, 0x0000, 0xAE}, + {0x0B89, 0x0000, 0x0000, 0xAF}, + {0x0B8A, 0x0000, 0x0000, 0xB0}, + {0x0B8E, 0x0000, 0x0000, 0xB1}, + {0x0B8F, 0x0000, 0x0000, 0xB2}, + {0x0B90, 0x0000, 0x0000, 0xB3}, + {0x0B92, 0x0000, 0x0000, 0xB4}, + {0x0B93, 0x0000, 0x0000, 0xB5}, + {0x0B94, 0x0000, 0x0000, 0xB6}, + {0x0B95, 0x0000, 0x0000, 0xB8}, + {0x0B95, 0x0B82, 0x0000, 0xEC}, + {0x0B95, 0x0BC1, 0x0000, 0xCC}, + {0x0B95, 0x0BC2, 0x0000, 0xDC}, + {0x0B99, 0x0000, 0x0000, 0xB9}, + {0x0B99, 0x0B82, 0x0000, 0xED}, + {0x0B99, 0x0BC1, 0x0000, 0x99}, + {0x0B99, 0x0BC2, 0x0000, 0x9B}, + {0x0B9A, 0x0000, 0x0000, 0xBA}, + {0x0B9A, 0x0B82, 0x0000, 0xEE}, + {0x0B9A, 0x0BC1, 0x0000, 0xCD}, + {0x0B9A, 0x0BC2, 0x0000, 0xDD}, + {0x0B9C, 0x0000, 0x0000, 0x83}, + {0x0B9C, 0x0B82, 0x0000, 0x88}, + {0x0B9E, 0x0000, 0x0000, 0xBB}, + {0x0B9E, 0x0B82, 0x0000, 0xEF}, + {0x0B9E, 0x0BC1, 0x0000, 0x9A}, + {0x0B9E, 0x0BC2, 0x0000, 0x9C}, + {0x0B9F, 0x0000, 0x0000, 0xBC}, + {0x0B9F, 0x0B82, 0x0000, 0xF0}, + {0x0B9F, 0x0BBF, 0x0000, 0xCA}, + {0x0B9F, 0x0BC0, 0x0000, 0xCB}, + {0x0B9F, 0x0BC1, 0x0000, 0xCE}, + {0x0B9F, 0x0BC2, 0x0000, 0xDE}, + {0x0BA1, 0x0B82, 0x0000, 0xF2}, + {0x0BA3, 0x0000, 0x0000, 0xBD}, + {0x0BA3, 0x0B82, 0x0000, 0xF1}, + {0x0BA3, 0x0BC1, 0x0000, 0xCF}, + {0x0BA3, 0x0BC2, 0x0000, 0xDF}, + {0x0BA4, 0x0000, 0x0000, 0xBE}, + {0x0BA4, 0x0BC1, 0x0000, 0xD0}, + {0x0BA4, 0x0BC2, 0x0000, 0xE0}, + {0x0BA8, 0x0000, 0x0000, 0xBF}, + {0x0BA8, 0x0B82, 0x0000, 0xF3}, + {0x0BA8, 0x0BC1, 0x0000, 0xD1}, + {0x0BA8, 0x0BC2, 0x0000, 0xE1}, + {0x0BA9, 0x0000, 0x0000, 0xC9}, + {0x0BA9, 0x0B82, 0x0000, 0xFD}, + {0x0BA9, 0x0BC1, 0x0000, 0xDB}, + {0x0BA9, 0x0BC2, 0x0000, 0xEB}, + {0x0BAA, 0x0000, 0x0000, 0xC0}, + {0x0BAA, 0x0B82, 0x0000, 0xF4}, + {0x0BAA, 0x0BC1, 0x0000, 0xD2}, + {0x0BAA, 0x0BC2, 0x0000, 0xE2}, + {0x0BAE, 0x0000, 0x0000, 0xC1}, + {0x0BAE, 0x0B82, 0x0000, 0xF5}, + {0x0BAE, 0x0BC1, 0x0000, 0xD3}, + {0x0BAE, 0x0BC2, 0x0000, 0xE3}, + {0x0BAF, 0x0000, 0x0000, 0xC2}, + {0x0BAF, 0x0B82, 0x0000, 0xF6}, + {0x0BAF, 0x0BC1, 0x0000, 0xD4}, + {0x0BAF, 0x0BC2, 0x0000, 0xE4}, + {0x0BB0, 0x0000, 0x0000, 0xC3}, + {0x0BB0, 0x0B82, 0x0000, 0xF7}, + {0x0BB0, 0x0BC1, 0x0000, 0xD5}, + {0x0BB0, 0x0BC2, 0x0000, 0xE5}, + {0x0BB1, 0x0000, 0x0000, 0xC8}, + {0x0BB1, 0x0B82, 0x0000, 0xFC}, + {0x0BB1, 0x0BC1, 0x0000, 0xDA}, + {0x0BB1, 0x0BC2, 0x0000, 0xEA}, + {0x0BB2, 0x0000, 0x0000, 0xC4}, + {0x0BB2, 0x0B82, 0x0000, 0xF8}, + {0x0BB2, 0x0BC1, 0x0000, 0xD6}, + {0x0BB2, 0x0BC2, 0x0000, 0xE6}, + {0x0BB3, 0x0000, 0x0000, 0xC7}, + {0x0BB3, 0x0B82, 0x0000, 0xFB}, + {0x0BB3, 0x0BC1, 0x0000, 0xD9}, + {0x0BB3, 0x0BC2, 0x0000, 0xE9}, + {0x0BB4, 0x0000, 0x0000, 0xC6}, + {0x0BB4, 0x0B82, 0x0000, 0xFA}, + {0x0BB4, 0x0BC1, 0x0000, 0xD8}, + {0x0BB4, 0x0BC2, 0x0000, 0xE8}, + {0x0BB5, 0x0000, 0x0000, 0xC5}, + {0x0BB5, 0x0B82, 0x0000, 0xF9}, + {0x0BB5, 0x0BC1, 0x0000, 0xD7}, + {0x0BB5, 0x0BC2, 0x0000, 0xE7}, + {0x0BB7, 0x0000, 0x0000, 0x84}, + {0x0BB7, 0x0B82, 0x0000, 0x89}, + {0x0BB8, 0x0000, 0x0000, 0x85}, + {0x0BB8, 0x0B82, 0x0000, 0x8A}, + {0x0BB9, 0x0000, 0x0000, 0x86}, + {0x0BB9, 0x0B82, 0x0000, 0x8B}, + {0x0BBE, 0x0000, 0x0000, 0xA1}, + {0x0BBF, 0x0000, 0x0000, 0xA2}, + {0x0BC0, 0x0000, 0x0000, 0xA3}, + {0x0BC1, 0x0000, 0x0000, 0xA4}, + {0x0BC2, 0x0000, 0x0000, 0xA5}, + {0x0BC6, 0x0000, 0x0000, 0xA6}, + {0x0BC7, 0x0000, 0x0000, 0xA7}, + {0x0BC8, 0x0000, 0x0000, 0xA8}, + {0x0BCC, 0x0000, 0x0000, 0xAA}, + {0x0BE6, 0x0000, 0x0000, 0x80}, + {0x0BE7, 0x0000, 0x0000, 0x81}, + {0x0BE7, 0x0BB7, 0x0000, 0x87}, + {0x0BE7, 0x0BB7, 0x0B82, 0x8C}, + {0x0BE8, 0x0000, 0x0000, 0x8D}, + {0x0BE9, 0x0000, 0x0000, 0x8E}, + {0x0BEA, 0x0000, 0x0000, 0x8F}, + {0x0BEB, 0x0000, 0x0000, 0x90}, + {0x0BEC, 0x0000, 0x0000, 0x95}, + {0x0BED, 0x0000, 0x0000, 0x96}, + {0x0BEE, 0x0000, 0x0000, 0x97}, + {0x0BEF, 0x0000, 0x0000, 0x98}, + {0x0BF0, 0x0000, 0x0000, 0x9D}, + {0x0BF1, 0x0000, 0x0000, 0x9E}, + {0x0BF2, 0x0000, 0x0000, 0x9F}, + {0x2018, 0x0000, 0x0000, 0x91}, + {0x2019, 0x0000, 0x0000, 0x92}, + {0x201C, 0x0000, 0x0000, 0x93}, + {0x201C, 0x0000, 0x0000, 0x94} +}; + +static const ushort TsToUn [][3] = { + // Starting at 0x80 + {0x0BE6, 0x0000, 0x0000}, + {0x0BE7, 0x0000, 0x0000}, + {0x0000, 0x0000, 0x0000}, // unknown + {0x0B9C, 0x0000, 0x0000}, + {0x0BB7, 0x0000, 0x0000}, + {0x0BB8, 0x0000, 0x0000}, + {0x0BB9, 0x0000, 0x0000}, + {0x0BE7, 0x0BB7, 0x0000}, + {0x0B9C, 0x0B82, 0x0000}, + {0x0BB7, 0x0B82, 0x0000}, + {0x0BB8, 0x0B82, 0x0000}, + {0x0BB9, 0x0B82, 0x0000}, + {0x0BE7, 0x0BB7, 0x0B82}, + {0x0BE8, 0x0000, 0x0000}, + {0x0BE9, 0x0000, 0x0000}, + {0x0BEA, 0x0000, 0x0000}, + {0x0BEB, 0x0000, 0x0000}, + {0x2018, 0x0000, 0x0000}, + {0x2019, 0x0000, 0x0000}, + {0x201C, 0x0000, 0x0000}, + {0x201C, 0x0000, 0x0000}, // two of the same?? + {0x0BEC, 0x0000, 0x0000}, + {0x0BED, 0x0000, 0x0000}, + {0x0BEE, 0x0000, 0x0000}, + {0x0BEF, 0x0000, 0x0000}, + {0x0B99, 0x0BC1, 0x0000}, + {0x0B9E, 0x0BC1, 0x0000}, + {0x0B99, 0x0BC2, 0x0000}, + {0x0B9E, 0x0BC2, 0x0000}, + {0x0BF0, 0x0000, 0x0000}, + {0x0BF1, 0x0000, 0x0000}, + {0x0BF2, 0x0000, 0x0000}, + {0x00A0, 0x0000, 0x0000}, + {0x0BBE, 0x0000, 0x0000}, + {0x0BBF, 0x0000, 0x0000}, + {0x0BC0, 0x0000, 0x0000}, + {0x0BC1, 0x0000, 0x0000}, + {0x0BC2, 0x0000, 0x0000}, + {0x0BC6, 0x0000, 0x0000}, + {0x0BC7, 0x0000, 0x0000}, + {0x0BC8, 0x0000, 0x0000}, + {0x00A9, 0x0000, 0x0000}, + {0x0BCC, 0x0000, 0x0000}, + {0x0B85, 0x0000, 0x0000}, + {0x0B86, 0x0000, 0x0000}, + {0x0B87, 0x0000, 0x0000}, + {0x0B88, 0x0000, 0x0000}, + {0x0B89, 0x0000, 0x0000}, + {0x0B8A, 0x0000, 0x0000}, + {0x0B8E, 0x0000, 0x0000}, + {0x0B8F, 0x0000, 0x0000}, + {0x0B90, 0x0000, 0x0000}, + {0x0B92, 0x0000, 0x0000}, + {0x0B93, 0x0000, 0x0000}, + {0x0B94, 0x0000, 0x0000}, + {0x0B83, 0x0000, 0x0000}, + {0x0B95, 0x0000, 0x0000}, + {0x0B99, 0x0000, 0x0000}, + {0x0B9A, 0x0000, 0x0000}, + {0x0B9E, 0x0000, 0x0000}, + {0x0B9F, 0x0000, 0x0000}, + {0x0BA3, 0x0000, 0x0000}, + {0x0BA4, 0x0000, 0x0000}, + {0x0BA8, 0x0000, 0x0000}, + {0x0BAA, 0x0000, 0x0000}, + {0x0BAE, 0x0000, 0x0000}, + {0x0BAF, 0x0000, 0x0000}, + {0x0BB0, 0x0000, 0x0000}, + {0x0BB2, 0x0000, 0x0000}, + {0x0BB5, 0x0000, 0x0000}, + {0x0BB4, 0x0000, 0x0000}, + {0x0BB3, 0x0000, 0x0000}, + {0x0BB1, 0x0000, 0x0000}, + {0x0BA9, 0x0000, 0x0000}, + {0x0B9F, 0x0BBF, 0x0000}, + {0x0B9F, 0x0BC0, 0x0000}, + {0x0B95, 0x0BC1, 0x0000}, + {0x0B9A, 0x0BC1, 0x0000}, + {0x0B9F, 0x0BC1, 0x0000}, + {0x0BA3, 0x0BC1, 0x0000}, + {0x0BA4, 0x0BC1, 0x0000}, + {0x0BA8, 0x0BC1, 0x0000}, + {0x0BAA, 0x0BC1, 0x0000}, + {0x0BAE, 0x0BC1, 0x0000}, + {0x0BAF, 0x0BC1, 0x0000}, + {0x0BB0, 0x0BC1, 0x0000}, + {0x0BB2, 0x0BC1, 0x0000}, + {0x0BB5, 0x0BC1, 0x0000}, + {0x0BB4, 0x0BC1, 0x0000}, + {0x0BB3, 0x0BC1, 0x0000}, + {0x0BB1, 0x0BC1, 0x0000}, + {0x0BA9, 0x0BC1, 0x0000}, + {0x0B95, 0x0BC2, 0x0000}, + {0x0B9A, 0x0BC2, 0x0000}, + {0x0B9F, 0x0BC2, 0x0000}, + {0x0BA3, 0x0BC2, 0x0000}, + {0x0BA4, 0x0BC2, 0x0000}, + {0x0BA8, 0x0BC2, 0x0000}, + {0x0BAA, 0x0BC2, 0x0000}, + {0x0BAE, 0x0BC2, 0x0000}, + {0x0BAF, 0x0BC2, 0x0000}, + {0x0BB0, 0x0BC2, 0x0000}, + {0x0BB2, 0x0BC2, 0x0000}, + {0x0BB5, 0x0BC2, 0x0000}, + {0x0BB4, 0x0BC2, 0x0000}, + {0x0BB3, 0x0BC2, 0x0000}, + {0x0BB1, 0x0BC2, 0x0000}, + {0x0BA9, 0x0BC2, 0x0000}, + {0x0B95, 0x0B82, 0x0000}, + {0x0B99, 0x0B82, 0x0000}, + {0x0B9A, 0x0B82, 0x0000}, + {0x0B9E, 0x0B82, 0x0000}, + {0x0B9F, 0x0B82, 0x0000}, + {0x0BA3, 0x0B82, 0x0000}, + {0x0BA1, 0x0B82, 0x0000}, + {0x0BA8, 0x0B82, 0x0000}, + {0x0BAA, 0x0B82, 0x0000}, + {0x0BAE, 0x0B82, 0x0000}, + {0x0BAF, 0x0B82, 0x0000}, + {0x0BB0, 0x0B82, 0x0000}, + {0x0BB2, 0x0B82, 0x0000}, + {0x0BB5, 0x0B82, 0x0000}, + {0x0BB4, 0x0B82, 0x0000}, + {0x0BB3, 0x0B82, 0x0000}, + {0x0BB1, 0x0B82, 0x0000}, + {0x0BA9, 0x0B82, 0x0000} +}; + +static int cmp(const ushort *s1, const ushort *s2, size_t len) +{ + int diff = 0; + + while (len-- && (diff = *s1++ - *s2++) == 0) + ; + + return diff; +} + +static unsigned char qt_UnicodeToTSCII(ushort u1, ushort u2, ushort u3) +{ + ushort s[3]; + s[0] = u1; + s[1] = u2; + s[2] = u3; + + int a = 0; // start pos + int b = UnToTsLast; // end pos + + // do a binary search for the composed unicode in the list + while (a <= b) { + int w = (a + b) / 2; + int j = cmp(UnToTs[w], s, 3); + + if (j == 0) + // found it + return UnToTs[w][3]; + + if (j < 0) + a = w + 1; + else + b = w - 1; + } + + return 0; +} + +static unsigned int qt_TSCIIToUnicode(uint code, uint *s) +{ + int len = 0; + for (int i = 0; i < 3; i++) { + uint u = TsToUn[code & 0x7f][i]; + s[i] = u; + if (s[i]) len = i + 1; + } + + return len; +} + +#endif + |