diff options
author | Aaron M. Ucko <ucko@debian.org> | 2007-05-20 00:36:27 +0000 |
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committer | Aaron M. Ucko <ucko@debian.org> | 2007-05-20 00:36:27 +0000 |
commit | 9b5d5801c27165ad47245acb580f30b8ce2d20b4 (patch) | |
tree | e9c2997f9ae1c0867ff889d281cf754c18b5dba3 /src/fl_encoding_latin1.cxx | |
parent | a7324bb0c2a26bb02be3362dff2126dc6c6af3a4 (diff) |
[svn-upgrade] Integrating new upstream version, fltk1.1 (1.1.8~r5840)
Diffstat (limited to 'src/fl_encoding_latin1.cxx')
-rw-r--r-- | src/fl_encoding_latin1.cxx | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/src/fl_encoding_latin1.cxx b/src/fl_encoding_latin1.cxx new file mode 100644 index 0000000..1e61f4b --- /dev/null +++ b/src/fl_encoding_latin1.cxx @@ -0,0 +1,137 @@ +// +// "$Id: fl_encoding_latin1.cxx 5408 2006-09-04 18:46:28Z matt $" +// +// Convert MSWindows-1252 (Latin-1) encoded text to the local encoding. +// +// Copyright 1998-2006 by Bill Spitzak and others. +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Library General Public +// License as published by the Free Software Foundation; either +// version 2 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Library General Public License for more details. +// +// You should have received a copy of the GNU Library General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 +// USA. +// +// Please report all bugs and problems on the following page: +// +// http://www.fltk.org/str.php +// + +#include <FL/fl_draw.H> +#include <FL/Enumerations.H> +#include <stdlib.h> +#include "flstring.h" + +#ifdef __APPLE__ + +// These function assume a western code page. If you need to support +// scripts that are not part of this code page, you might want to +// take a look at FLTK2, which uses utf8 for text encoding. +// +// By keeping these conversion tables in their own module, they will not +// be statically linked (by a smart linker) unless actually used. +// +// On MS-Windows, nothing need to be converted. We simply return the +// original pointer. +// +// Most X11 implementations seem to default to Latin-1 as a code since it +// is a superset of ISO 8859-1, the original wetsern codepage on X11. +// +// Apple's OS X however renders text in MacRoman for western settings. The +// lookup tables below will convert all common character codes and replace +// unknown characters with an upsidedown question mark. + +// This table converts MSWindows-1252/Latin 1 into MacRoman encoding +static uchar latin2roman[128] = { +0xdb, 0xc0, 0xe2, 0xc4, 0xe3, 0xc9, 0xa0, 0xe0, 0xf6, 0xe4, 0xc0, 0xdc, 0xce, 0xc0, 0xc0, 0xc0, +0xc0, 0xd4, 0xd5, 0xd2, 0xd3, 0xa5, 0xd0, 0xd1, 0xf7, 0xaa, 0xc0, 0xdd, 0xcf, 0xc0, 0xc0, 0xd9, +0xca, 0xc1, 0xa2, 0xa3, 0xc0, 0xb4, 0xc0, 0xa4, 0xac, 0xa9, 0xbb, 0xc7, 0xc2, 0xc0, 0xa8, 0xf8, +0xa1, 0xb1, 0xc0, 0xc0, 0xab, 0xb5, 0xa6, 0xe1, 0xfc, 0xc0, 0xbc, 0xc8, 0xc0, 0xc0, 0xc0, 0xc0, +0xcb, 0xe7, 0xe5, 0xcc, 0x80, 0x81, 0xae, 0x82, 0xe9, 0x83, 0xe6, 0xe8, 0xed, 0xea, 0xeb, 0xec, +0xc0, 0x84, 0xf1, 0xee, 0xef, 0xcd, 0x85, 0xc0, 0xaf, 0xf4, 0xf2, 0xf3, 0x86, 0xc0, 0xc0, 0xa7, +0x88, 0x87, 0x89, 0x8b, 0x8a, 0x8c, 0xbe, 0x8d, 0x8f, 0x8e, 0x90, 0x91, 0x93, 0x92, 0x94, 0x95, +0xc0, 0x96, 0x98, 0x97, 0x99, 0x9b, 0x9a, 0xd6, 0xbf, 0x9d, 0x9c, 0x9e, 0x9f, 0xc0, 0xc0, 0xd8 +}; + +// This table converts MacRoman into MSWindows-1252/Latin 1 +static uchar roman2latin[128] = { +0xc4, 0xc5, 0xc7, 0xc9, 0xd1, 0xd6, 0xdc, 0xe1, 0xe0, 0xe2, 0xe4, 0xe3, 0xe5, 0xe7, 0xe9, 0xe8, +0xea, 0xeb, 0xed, 0xec, 0xee, 0xef, 0xf1, 0xf3, 0xf2, 0xf4, 0xf6, 0xf5, 0xfa, 0xf9, 0xfb, 0xfc, +0x86, 0xb0, 0xa2, 0xa3, 0xa7, 0x95, 0xb6, 0xdf, 0xae, 0xa9, 0x99, 0xb4, 0xa8, 0xbf, 0xc6, 0xd8, +0xbf, 0xb1, 0xbf, 0xbf, 0xa5, 0xb5, 0xbf, 0xbf, 0xbf, 0xbf, 0xbf, 0xaa, 0xba, 0xbf, 0xe6, 0xf8, +0xbf, 0xa1, 0xac, 0xbf, 0x83, 0xbf, 0xbf, 0xab, 0xbb, 0x85, 0xa0, 0xc0, 0xc3, 0xd5, 0x8c, 0x9c, +0x96, 0x97, 0x93, 0x94, 0x91, 0x92, 0xf7, 0xbf, 0xff, 0x9f, 0xbf, 0x80, 0x8b, 0x9b, 0xbf, 0xbf, +0x87, 0xb7, 0x82, 0x84, 0x89, 0xc2, 0xca, 0xc1, 0xcb, 0xc8, 0xcd, 0xce, 0xcf, 0xcc, 0xd3, 0xd4, +0xbf, 0xd2, 0xda, 0xdb, 0xd9, 0xbf, 0x88, 0x98, 0xaf, 0xbf, 0xbf, 0xbf, 0xb8, 0xbf, 0xbf, 0xbf +}; + +static char *buf = 0; +static int n_buf = 0; + +const char *fl_latin1_to_local(const char *t, int n) +{ + if (n==-1) n = strlen(t); + if (n<=n_buf) { + n_buf = (n + 257) & 0x7fffff00; + if (buf) free(buf); + buf = (char*)malloc(n_buf); + } + const uchar *src = (const uchar*)t; + uchar *dst = (uchar*)buf; + for ( ; n>0; n--) { + uchar c = *src++; + if (c>127) + *dst = latin2roman[c-128]; + else + *dst = c; + } + //*dst = 0; // this would be wrong! + return buf; +} + +const char *fl_local_to_latin1(const char *t, int n) +{ + if (n==-1) n = strlen(t); + if (n<=n_buf) { + n_buf = (n + 257) & 0x7fffff00; + if (buf) free(buf); + buf = (char*)malloc(n_buf); + } + const uchar *src = (const uchar*)t; + uchar *dst = (uchar*)buf; + for ( ; n>0; n--) { + uchar c = *src++; + if (c>127) + *dst++ = roman2latin[c-128]; + else + *dst++ = c; + } + //*dst = 0; // this would be wrong + return buf; +} + +#else + +const char *fl_latin1_to_local(const char *t, int) +{ + return t; +} + +const char *fl_local_to_latin1(const char *t, int) +{ + return t; +} + +#endif + +// +// End of "$Id: fl_encoding_latin1.cxx 5408 2006-09-04 18:46:28Z matt $". +// |