diff options
Diffstat (limited to 'src/translator.cpp')
| -rw-r--r-- | src/translator.cpp | 117 |
1 files changed, 113 insertions, 4 deletions
diff --git a/src/translator.cpp b/src/translator.cpp index 1cb3040..3cce9df 100644 --- a/src/translator.cpp +++ b/src/translator.cpp @@ -1,6 +1,15 @@ +/*! \file translator.cpp + * \brief Implementation of generally used translator methods. + * + * This file contains implementation of the translator methods that + * are not expected to be reimplemented by derived translator classes. + * It also contains static data tables used by the methods. + * + */ #include "translator.h" -const char Translator::WinToISOTab[] = +/*! The translation table used by Win1250ToISO88592() method. */ +const char Translator::Win1250ToISO88592Tab[] = { '\x80', '\x81', '\x82', '\x83', '\x84', '\x85', '\x86', '\x87', '\x88', '\x89', '\xA9', '\x8B', '\xA6', '\xAB', '\xAE', '\xAC', @@ -22,7 +31,8 @@ const char Translator::WinToISOTab[] = }; -const char Translator::ISOToWinTab[] = { +/*! The translation table used by ISO88592ToWin1250() method. */ +const char Translator::ISO88592ToWin1250Tab[] = { '\x80', '\x81', '\x82', '\x83', '\x84', '\x85', '\x86', '\x87', '\x88', '\x89', '\x8A', '\x8B', '\x8C', '\x8D', '\x8E', '\x8F', '\x90', '\x91', '\x92', '\x93', '\x94', '\x95', '\x96', '\x97', @@ -42,7 +52,9 @@ const char Translator::ISOToWinTab[] = { '\0' }; -Q_UINT16 Translator::koi8_r[128] = + +/*! The translation table used by Koi8RToWindows1251() method. */ +Q_UINT16 Translator::Koi8RToWindows1251Tab[128] = { 0x2500, 0x2502, 0x250C, 0x2510, 0x2514, 0x2518, 0x251C, 0x2524, 0x252C, 0x2534, 0x253C, 0x2580, 0x2584, 0x2588, 0x258C, 0x2590, 0x2591, 0x2592, 0x2593, 0x2320, 0x25A0, 0x2219/**/, 0x221A, 0x2248, @@ -62,7 +74,8 @@ Q_UINT16 Translator::koi8_r[128] = }; -Q_UINT16 Translator::windows_1251[128] = +/*! The translation table used by Windows1251ToKoi8R() method. */ +Q_UINT16 Translator::Windows1251ToKoi8RTab[128] = { 0x0402, 0x0403, 0x201A, 0x0453, 0x201E, 0x2026, 0x2020, 0x2021, 0x20AC, 0x2030, 0x0409, 0x2039, 0x040A, 0x040C, 0x040B, 0x040F, 0x0452, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014, @@ -82,3 +95,99 @@ Q_UINT16 Translator::windows_1251[128] = }; +/*! Returns the string converted from windows-1250 to iso-8859-2. */ +/* The method was designed initially for translator_cz.h. + * It is used for on-line encoding conversion related to + * conditional compilation in Unix/MS Windows environments + * (both use different encoding). Later, the translator_hr.h + * (by Boris Bralo) used and improved the same style. As the + * method with the translation table was the same, the + * decision to move it to this base class was made. The same + * holds for ISO88592ToWin1250() method. + * + * Alexandr Chelpanov used the same approach for + * Koi8RToWindows1251() and Windows1251ToKoi8R() methods. Notice, + * that he uses Unicode tables. + * + * It is recommended for possibly other similar methods in future. + */ +QCString Translator::Win1250ToISO88592(const QCString & sInput) +{ + // The conversion table for characters >127 + // + + QCString result; + int len = sInput.length(); + + for (int i = 0; i < len; ++i) + { + unsigned int c = sInput[i]; + result += (c > 127) ? Win1250ToISO88592Tab[c & 0x7F] : c; + } + return result; +} + + +/*! returns the string converted from iso-8859-2 to windows-1250 */ +/* See the comments of the Win1250ToISO88592() method for details. */ +QCString Translator::ISO88592ToWin1250(const QCString & sInput) +{ + // The conversion table for characters >127 + // + QCString result; + int len = sInput.length(); + + for (int i = 0; i < len; ++i) + { + unsigned int c = sInput[i]; + result += (c > 127) ? ISO88592ToWin1250Tab[c & 0x7F] : c; + } + return result; +} + + +/*! Returns the string converted from koi8-r to windows-1251. */ +/* The method was designed initially for translator_cz.h. + It is used for on-line encoding conversion related to conditional + compilation in Unix/MS Windows environments (both use different + encoding). Encoding table got from QT:qtextcodec.cpp + */ +QCString Translator::Koi8RToWindows1251( const QCString & sInput ) +{ + + QString result; + int len = sInput.length(); + + result.setUnicode(0, len); + QChar* uc = (QChar*)result.unicode(); // const_cast + const unsigned char * c = (const unsigned char *)(const char*)sInput; + for( int i=0; i<len; i++ ) { + if ( c[i] > 127 ) + uc[i] = Koi8RToWindows1251Tab[c[i]-128]; + else + uc[i] = c[i]; + } + return result.local8Bit(); +} + + +/*! returns the string converted from Windows-1251 to koi8-r */ +/* See the comments of the Koi8RToWindows1251() method for details. + Encoding table got from QT:qtextcodec.cpp */ +QCString Translator::Windows1251ToKoi8R( const QCString & sInput ) +{ + QString result; + int len = sInput.length(); + + result.setUnicode(0, len); + QChar* uc = (QChar*)result.unicode(); // const_cast + const unsigned char * c = (const unsigned char *)(const char*)sInput; + for( int i=0; i<len; i++ ) { + if ( c[i] > 127 ) + uc[i] = Windows1251ToKoi8RTab[c[i]-128]; + else + uc[i] = c[i]; + } + return result.local8Bit(); +} + |