// font encodings
// Author: Vaclav Slavik
// Copyright: (c) 1999 Vaclav Slavik
-// Licence: wxWindows Licence
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
-#pragma implementation "encconv.h"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#include <stdlib.h>
// conversion tables, generated by scripts in $(WXWIN)/misc/unictabl:
-#ifdef __BORLANDC__
-#include "../common/unictabl.inc"
+#if defined( __BORLANDC__ ) || defined(__DARWIN__)
+ #include "../common/unictabl.inc"
#else
-#include "unictabl.inc"
+ #include "unictabl.inc"
#endif
#if wxUSE_WCHAR_T
-typedef wchar_t tchar;
+ typedef wchar_t tchar;
#else
-typedef char tchar;
+ typedef char tchar;
+#endif
+
+#ifdef __WXMAC__
+ #include "wx/osx/core/cfstring.h"
+ #include <CoreFoundation/CFStringEncodingExt.h>
+
+ wxUint16 gMacEncodings[wxFONTENCODING_MACMAX-wxFONTENCODING_MACMIN+1][128] ;
+ bool gMacEncodingsInited[wxFONTENCODING_MACMAX-wxFONTENCODING_MACMIN+1] ;
#endif
-static wxUint16* LINKAGEMODE GetEncTable(wxFontEncoding enc)
+#ifdef __WXWINCE__
+ #include "wx/msw/wince/missing.h" // for bsearch()
+#endif
+
+static const wxUint16* GetEncTable(wxFontEncoding enc)
{
+#ifdef __WXMAC__
+ if( enc >= wxFONTENCODING_MACMIN && enc <= wxFONTENCODING_MACMAX )
+ {
+ int i = enc-wxFONTENCODING_MACMIN ;
+ if ( gMacEncodingsInited[i] == false )
+ {
+ // create
+ CFStringEncoding cfencoding = wxMacGetSystemEncFromFontEnc( enc ) ;
+ if( !CFStringIsEncodingAvailable( cfencoding ) )
+ return NULL;
+
+ memset( gMacEncodings[i] , 0 , 128 * 2 );
+ char s[2] = { 0 , 0 };
+ CFRange firstchar = CFRangeMake( 0, 1 );
+ for( unsigned char c = 255 ; c >= 128 ; --c )
+ {
+ s[0] = c ;
+ wxCFStringRef cfref( CFStringCreateWithCStringNoCopy( NULL, s, cfencoding , kCFAllocatorNull ) );
+ CFStringGetCharacters( cfref, firstchar, (UniChar*) &gMacEncodings[i][c-128] );
+ }
+ gMacEncodingsInited[i]=true;
+ }
+ return gMacEncodings[i] ;
+ }
+#endif
+
for (int i = 0; encodings_list[i].table != NULL; i++)
{
- if (encodings_list[i].encoding == enc)
+ if (encodings_list[i].encoding == enc)
return encodings_list[i].table;
}
return NULL;
wxUint8 c;
} CharsetItem;
-
-
-static int LINKAGEMODE CompareCharsetItems(const void *i1, const void *i2)
+extern "C" int wxCMPFUNC_CONV
+CompareCharsetItems(const void *i1, const void *i2)
{
return ( ((CharsetItem*)i1) -> u - ((CharsetItem*)i2) -> u );
}
-static CharsetItem* LINKAGEMODE BuildReverseTable(wxUint16 *tbl)
+static CharsetItem* BuildReverseTable(const wxUint16 *tbl)
{
CharsetItem *rev = new CharsetItem[128];
-
+
for (int i = 0; i < 128; i++)
- rev[i].c = 128 + i, rev[i].u = tbl[i];
+ rev[i].c = wxUint8(128 + i), rev[i].u = tbl[i];
qsort(rev, 128, sizeof(CharsetItem), CompareCharsetItems);
-
+
return rev;
}
wxEncodingConverter::wxEncodingConverter()
{
m_Table = NULL;
- m_UnicodeInput = m_UnicodeOutput = FALSE;
- m_JustCopy = FALSE;
+ m_UnicodeInput = m_UnicodeOutput = false;
+ m_JustCopy = false;
}
bool wxEncodingConverter::Init(wxFontEncoding input_enc, wxFontEncoding output_enc, int method)
{
unsigned i;
- wxUint16 *in_tbl = NULL, *out_tbl = NULL;
+ const wxUint16 *in_tbl;
+ const wxUint16 *out_tbl = NULL;
if (m_Table) {delete[] m_Table; m_Table = NULL;}
#if !wxUSE_WCHAR_T
- if (input_enc == wxFONTENCODING_UNICODE || output_enc == wxFONTENCODING_UNICODE) return FALSE;
+ if (input_enc == wxFONTENCODING_UNICODE || output_enc == wxFONTENCODING_UNICODE) return false;
#endif
- if (input_enc == output_enc) {m_JustCopy = TRUE; return TRUE;}
-
+ if (input_enc == output_enc) {m_JustCopy = true; return true;}
+
m_UnicodeOutput = (output_enc == wxFONTENCODING_UNICODE);
- m_JustCopy = FALSE;
-
+ m_JustCopy = false;
+
if (input_enc == wxFONTENCODING_UNICODE)
{
- if ((out_tbl = GetEncTable(output_enc)) == NULL) return FALSE;
+ if ((out_tbl = GetEncTable(output_enc)) == NULL) return false;
m_Table = new tchar[65536];
for (i = 0; i < 128; i++) m_Table[i] = (tchar)i; // 7bit ASCII
- for (i = 128; i < 65536; i++) m_Table[i] = (tchar)'?';
- // FIXME - this should be character that means `unicode to charset' impossible, not '?'
+ for (i = 128; i < 65536; i++) m_Table[i] = (tchar)0;
if (method == wxCONVERT_SUBSTITUTE)
{
for (i = 0; i < 128; i++)
m_Table[out_tbl[i]] = (tchar)(128 + i);
- m_UnicodeInput = TRUE;
- return TRUE;
+ m_UnicodeInput = true;
}
-
- else
+ else // input !Unicode
{
- if ((in_tbl = GetEncTable(input_enc)) == NULL) return FALSE;
+ if ((in_tbl = GetEncTable(input_enc)) == NULL) return false;
if (output_enc != wxFONTENCODING_UNICODE)
- if ((out_tbl = GetEncTable(output_enc)) == NULL) return FALSE;
+ if ((out_tbl = GetEncTable(output_enc)) == NULL) return false;
+
+ m_UnicodeInput = false;
- m_UnicodeInput = FALSE;
-
m_Table = new tchar[256];
for (i = 0; i < 128; i++) m_Table[i] = (tchar)i; // 7bit ASCII
-
+
if (output_enc == wxFONTENCODING_UNICODE)
{
for (i = 0; i < 128; i++) m_Table[128 + i] = (tchar)in_tbl[i];
- return TRUE;
+ return true;
}
- else
+ else // output !Unicode
{
CharsetItem *rev = BuildReverseTable(out_tbl);
- CharsetItem *item, key;
-
- for (i = 0; i < 128; i++)
+ CharsetItem *item;
+ CharsetItem key;
+
+ for (i = 0; i < 128; i++)
{
key.u = in_tbl[i];
item = (CharsetItem*) bsearch(&key, rev, 128, sizeof(CharsetItem), CompareCharsetItems);
if (item == NULL && method == wxCONVERT_SUBSTITUTE)
- item = (CharsetItem*) bsearch(&key, encoding_unicode_fallback,
+ item = (CharsetItem*) bsearch(&key, encoding_unicode_fallback,
encoding_unicode_fallback_count, sizeof(CharsetItem), CompareCharsetItems);
if (item)
m_Table[128 + i] = (tchar)item -> c;
else
- m_Table[128 + i] = 128 + i; // don't know => don't touch
+#if wxUSE_WCHAR_T
+ m_Table[128 + i] = (wchar_t)(128 + i);
+#else
+ m_Table[128 + i] = (char)(128 + i);
+#endif
}
-
+
delete[] rev;
- return TRUE;
}
}
+
+ return true;
}
+#define REPLACEMENT_CHAR ((tchar)'?')
+
+inline tchar GetTableValue(const tchar *table, tchar value, bool& repl)
+{
+ tchar r = table[value];
+ if (r == 0 && value != 0)
+ {
+ r = REPLACEMENT_CHAR;
+ repl = true;
+ }
+ return r;
+}
+
-void wxEncodingConverter::Convert(const char* input, char* output)
+bool wxEncodingConverter::Convert(const char* input, char* output) const
{
wxASSERT_MSG(!m_UnicodeOutput, wxT("You cannot convert to unicode if output is const char*!"));
wxASSERT_MSG(!m_UnicodeInput, wxT("You cannot convert from unicode if input is const char*!"));
if (m_JustCopy)
{
strcpy(output, input);
- return;
+ return true;
}
-
- wxASSERT_MSG(m_Table != NULL, wxT("You must call wxEncodingConverter::Init() before actually converting!"));
-
+
+ wxCHECK_MSG(m_Table != NULL, false,
+ wxT("You must call wxEncodingConverter::Init() before actually converting!"));
+
+ bool replaced = false;
+
for (i = input, o = output; *i != 0;)
- *(o++) = (char)(m_Table[(wxUint8)*(i++)]);
+ *(o++) = (char)(GetTableValue(m_Table, (wxUint8)*(i++), replaced));
*o = 0;
+
+ return !replaced;
}
#if wxUSE_WCHAR_T
-void wxEncodingConverter::Convert(const char* input, wchar_t* output)
+bool wxEncodingConverter::Convert(const char* input, wchar_t* output) const
{
wxASSERT_MSG(m_UnicodeOutput, wxT("You cannot convert to 8-bit if output is const wchar_t*!"));
wxASSERT_MSG(!m_UnicodeInput, wxT("You cannot convert from unicode if input is const char*!"));
for (i = input, o = output; *i != 0;)
*(o++) = (wchar_t)(*(i++));
*o = 0;
- return;
+ return true;
}
-
- wxASSERT_MSG(m_Table != NULL, wxT("You must call wxEncodingConverter::Init() before actually converting!"));
-
+
+ wxCHECK_MSG(m_Table != NULL, false,
+ wxT("You must call wxEncodingConverter::Init() before actually converting!"));
+
+ bool replaced = false;
+
for (i = input, o = output; *i != 0;)
- *(o++) = (wchar_t)(m_Table[(wxUint8)*(i++)]);
+ *(o++) = (wchar_t)(GetTableValue(m_Table, (wxUint8)*(i++), replaced));
*o = 0;
+
+ return !replaced;
}
-void wxEncodingConverter::Convert(const wchar_t* input, char* output)
+bool wxEncodingConverter::Convert(const wchar_t* input, char* output) const
{
wxASSERT_MSG(!m_UnicodeOutput, wxT("You cannot convert to unicode if output is const char*!"));
wxASSERT_MSG(m_UnicodeInput, wxT("You cannot convert from 8-bit if input is const wchar_t*!"));
for (i = input, o = output; *i != 0;)
*(o++) = (char)(*(i++));
*o = 0;
- return;
+ return true;
}
-
- wxASSERT_MSG(m_Table != NULL, wxT("You must call wxEncodingConverter::Init() before actually converting!"));
-
+
+ wxCHECK_MSG(m_Table != NULL, false,
+ wxT("You must call wxEncodingConverter::Init() before actually converting!"));
+
+ bool replaced = false;
+
for (i = input, o = output; *i != 0;)
- *(o++) = (char)(m_Table[(wxUint16)*(i++)]);
+ *(o++) = (char)(GetTableValue(m_Table, (wxUint16)*(i++), replaced));
*o = 0;
+
+ return !replaced;
}
-void wxEncodingConverter::Convert(const wchar_t* input, wchar_t* output)
+bool wxEncodingConverter::Convert(const wchar_t* input, wchar_t* output) const
{
wxASSERT_MSG(m_UnicodeOutput, wxT("You cannot convert to 8-bit if output is const wchar_t*!"));
wxASSERT_MSG(m_UnicodeInput, wxT("You cannot convert from 8-bit if input is const wchar_t*!"));
for (i = input, o = output; *i != 0;)
*(o++) = (*(i++));
*o = 0;
- return;
+ return true;
}
+
+ wxCHECK_MSG(m_Table != NULL, false,
+ wxT("You must call wxEncodingConverter::Init() before actually converting!"));
+
+ bool replaced = false;
- wxASSERT_MSG(m_Table != NULL, wxT("You must call wxEncodingConverter::Init() before actually converting!"));
-
for (i = input, o = output; *i != 0;)
- *(o++) = (wchar_t)(m_Table[(wxUint8)*(i++)]);
+ *(o++) = (wchar_t)(GetTableValue(m_Table, (wxUint8)*(i++), replaced));
*o = 0;
+
+ return !replaced;
}
#endif // wxUSE_WCHAR_T
-wxString wxEncodingConverter::Convert(const wxString& input)
+wxString wxEncodingConverter::Convert(const wxString& input) const
{
if (m_JustCopy) return input;
-
+
wxString s;
const wxChar *i;
-
- wxASSERT_MSG(m_Table != NULL, wxT("You must call wxEncodingConverter::Init() before actually converting!"));
-
+
+ wxCHECK_MSG(m_Table != NULL, s,
+ wxT("You must call wxEncodingConverter::Init() before actually converting!"));
+
if (m_UnicodeInput)
+ {
for (i = input.c_str(); *i != 0; i++)
s << (wxChar)(m_Table[(wxUint16)*i]);
+ }
else
+ {
for (i = input.c_str(); *i != 0; i++)
s << (wxChar)(m_Table[(wxUint8)*i]);
+ }
+
return s;
}
// Following tables describe classes of encoding equivalence.
-//
+//
#define STOP wxFONTENCODING_SYSTEM
#define NUM_OF_PLATFORMS 4 /*must conform to enum wxPLATFORM_XXXX !!!*/
-#define ENC_PER_PLATFORM 5
- // max no. of encodings for one language used on one platform
- // Anybody thinks 5 is not enough? ;-)
+#define ENC_PER_PLATFORM 3
+ // max no. of encodings for one language used on one platform.
+ // Using maximum of everything at the current moment to not make the
+ // library larger than necessary. Make larger only if necessary - MR
-static wxFontEncoding
+static const wxFontEncoding
EquivalentEncodings[][NUM_OF_PLATFORMS][ENC_PER_PLATFORM+1] = {
// *** Please put more common encodings as first! ***
- // West European
+ // Western European
{
/* unix */ {wxFONTENCODING_ISO8859_1, wxFONTENCODING_ISO8859_15, STOP},
/* windows */ {wxFONTENCODING_CP1252, STOP},
/* os2 */ {STOP},
- /* mac */ {STOP}
+ /* mac */ {wxFONTENCODING_MACROMAN, STOP}
},
// Central European
/* unix */ {wxFONTENCODING_ISO8859_2, STOP},
/* windows */ {wxFONTENCODING_CP1250, STOP},
/* os2 */ {STOP},
- /* mac */ {STOP}
+ /* mac */ {wxFONTENCODING_MACCENTRALEUR, STOP}
},
-
+
// Baltic
{
- /* unix */ {wxFONTENCODING_ISO8859_13, STOP},
+ /* unix */ {wxFONTENCODING_ISO8859_13, wxFONTENCODING_ISO8859_4, STOP},
/* windows */ {wxFONTENCODING_CP1257, STOP},
/* os2 */ {STOP},
- /* mac */ {STOP}
+ /* mac */ {STOP}
},
// Hebrew
/* unix */ {wxFONTENCODING_ISO8859_8, STOP},
/* windows */ {wxFONTENCODING_CP1255, STOP},
/* os2 */ {STOP},
- /* mac */ {STOP}
+ /* mac */ {wxFONTENCODING_MACHEBREW, STOP}
},
// Greek
/* unix */ {wxFONTENCODING_ISO8859_7, STOP},
/* windows */ {wxFONTENCODING_CP1253, STOP},
/* os2 */ {STOP},
- /* mac */ {STOP}
+ /* mac */ {wxFONTENCODING_MACGREEK, STOP}
},
// Arabic
/* unix */ {wxFONTENCODING_ISO8859_6, STOP},
/* windows */ {wxFONTENCODING_CP1256, STOP},
/* os2 */ {STOP},
- /* mac */ {STOP}
+ /* mac */ {wxFONTENCODING_MACARABIC, STOP}
},
// Turkish
/* unix */ {wxFONTENCODING_ISO8859_9, STOP},
/* windows */ {wxFONTENCODING_CP1254, STOP},
/* os2 */ {STOP},
- /* mac */ {STOP}
+ /* mac */ {wxFONTENCODING_MACTURKISH, STOP}
},
// Cyrillic
{
- /* unix */ {wxFONTENCODING_KOI8, wxFONTENCODING_ISO8859_5, STOP},
+ /* unix */ {wxFONTENCODING_KOI8, wxFONTENCODING_KOI8_U, wxFONTENCODING_ISO8859_5, STOP},
/* windows */ {wxFONTENCODING_CP1251, STOP},
/* os2 */ {STOP},
- /* mac */ {STOP}
+ /* mac */ {wxFONTENCODING_MACCYRILLIC, STOP}
},
{{STOP},{STOP},{STOP},{STOP}} /* Terminator */
};
-
+static bool FindEncoding(const wxFontEncodingArray& arr, wxFontEncoding f)
+{
+ for (wxFontEncodingArray::const_iterator it = arr.begin(), en = arr.end();
+ it != en; ++it)
+ if (*it == f)
+ return true;
+ return false;
+}
wxFontEncodingArray wxEncodingConverter::GetPlatformEquivalents(wxFontEncoding enc, int platform)
{
platform = wxPLATFORM_WINDOWS;
#elif defined(__WXGTK__) || defined(__WXMOTIF__)
platform = wxPLATFORM_UNIX;
-#elif defined(__WXOS2__)
+#elif defined(__WXPM__)
platform = wxPLATFORM_OS2;
#elif defined(__WXMAC__)
platform = wxPLATFORM_MAC;
#endif
}
-
+
int i, clas, e ;
- wxFontEncoding *f;
+ const wxFontEncoding *f;
wxFontEncodingArray arr;
clas = 0;
if (EquivalentEncodings[clas][i][e] == enc)
{
for (f = EquivalentEncodings[clas][platform]; *f != STOP; f++)
- if (*f == enc) arr.Add(enc);
+ if (*f == enc) arr.push_back(enc);
for (f = EquivalentEncodings[clas][platform]; *f != STOP; f++)
- if (arr.Index(*f) == wxNOT_FOUND) arr.Add(*f);
- i = NUM_OF_PLATFORMS/*hack*/; break;
+ if (!FindEncoding(arr, *f)) arr.push_back(*f);
+ i = NUM_OF_PLATFORMS/*hack*/; break;
}
clas++;
}
-
+
return arr;
}
wxFontEncodingArray wxEncodingConverter::GetAllEquivalents(wxFontEncoding enc)
{
int i, clas, e, j ;
- wxFontEncoding *f;
+ const wxFontEncoding *f;
wxFontEncodingArray arr;
-
+
arr = GetPlatformEquivalents(enc); // we want them to be first items in array
clas = 0;
if (EquivalentEncodings[clas][i][e] == enc)
{
for (j = 0; j < NUM_OF_PLATFORMS; j++)
- for (f = EquivalentEncodings[clas][j]; *f != STOP; f++)
- if (arr.Index(*f) == wxNOT_FOUND) arr.Add(*f);
- i = NUM_OF_PLATFORMS/*hack*/; break;
+ for (f = EquivalentEncodings[clas][j]; *f != STOP; f++)
+ if (!FindEncoding(arr, *f)) arr.push_back(*f);
+ i = NUM_OF_PLATFORMS/*hack*/; break;
}
clas++;
}
-
+
return arr;
}
+
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