X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/77ffb5937e89927b621128789401db8921fe580f..f1f5f16f780bb41aa2ea24ccbf728f14c86cc475:/src/common/encconv.cpp diff --git a/src/common/encconv.cpp b/src/common/encconv.cpp index 7892dbbf8f..15509c9cbc 100644 --- a/src/common/encconv.cpp +++ b/src/common/encconv.cpp @@ -4,13 +4,9 @@ // font encodings // Author: Vaclav Slavik // Copyright: (c) 1999 Vaclav Slavik -// Licence: wxWidgets Licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) -#pragma implementation "encconv.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -18,8 +14,6 @@ #pragma hdrstop #endif -#if wxUSE_FONTMAP - #include "wx/encconv.h" #include @@ -38,10 +32,13 @@ #endif #ifdef __WXMAC__ - #include - #include - #include - +#ifdef __DARWIN__ +#include +#else +#include +#include +#include +#endif #include "wx/fontutil.h" #include "wx/mac/private.h" // includes mac headers @@ -53,7 +50,7 @@ #include "wx/msw/wince/missing.h" // for bsearch() #endif -static wxUint16* GetEncTable(wxFontEncoding enc) +static const wxUint16* GetEncTable(wxFontEncoding enc) { #ifdef __WXMAC__ if( enc >= wxFONTENCODING_MACMIN && enc <= wxFONTENCODING_MACMAX ) @@ -63,19 +60,19 @@ static wxUint16* GetEncTable(wxFontEncoding enc) { TECObjectRef converter ; TextEncodingBase code = wxMacGetSystemEncFromFontEnc( enc ) ; - TextEncodingBase unicode = CreateTextEncoding(kTextEncodingUnicodeDefault,0,kUnicode16BitFormat) ; - OSStatus status = TECCreateConverter(&converter,code,unicode); - char s[2] ; - s[1] = 0 ; - ByteCount byteInLen, byteOutLen ; - for( unsigned char c = 255 ; c >= 128 ; --c ) - { - s[0] = c ; + TextEncodingBase unicode = CreateTextEncoding(kTextEncodingUnicodeDefault,0,kUnicode16BitFormat) ; + OSStatus status = TECCreateConverter(&converter,code,unicode); + char s[2] ; + s[1] = 0 ; + ByteCount byteInLen, byteOutLen ; + for( unsigned char c = 255 ; c >= 128 ; --c ) + { + s[0] = c ; status = TECConvertText(converter, (ConstTextPtr) &s , 1, &byteInLen, (TextPtr) &gMacEncodings[i][c-128] , 2, &byteOutLen); - } + } status = TECDisposeConverter(converter); - gMacEncodingsInited[i]=true; + gMacEncodingsInited[i]=true; } return gMacEncodings[i] ; } @@ -101,12 +98,12 @@ CompareCharsetItems(const void *i1, const void *i2) } -static CharsetItem* 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); @@ -118,8 +115,8 @@ static CharsetItem* BuildReverseTable(wxUint16 *tbl) wxEncodingConverter::wxEncodingConverter() { m_Table = NULL; - m_UnicodeInput = m_UnicodeOutput = FALSE; - m_JustCopy = FALSE; + m_UnicodeInput = m_UnicodeOutput = false; + m_JustCopy = false; } @@ -127,27 +124,27 @@ wxEncodingConverter::wxEncodingConverter() bool wxEncodingConverter::Init(wxFontEncoding input_enc, wxFontEncoding output_enc, int method) { unsigned i; - wxUint16 *in_tbl, *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) { @@ -158,15 +155,15 @@ bool wxEncodingConverter::Init(wxFontEncoding input_enc, wxFontEncoding output_e for (i = 0; i < 128; i++) m_Table[out_tbl[i]] = (tchar)(128 + i); - m_UnicodeInput = TRUE; + m_UnicodeInput = true; } 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 @@ -174,7 +171,7 @@ bool wxEncodingConverter::Init(wxFontEncoding input_enc, wxFontEncoding output_e if (output_enc == wxFONTENCODING_UNICODE) { for (i = 0; i < 128; i++) m_Table[128 + i] = (tchar)in_tbl[i]; - return TRUE; + return true; } else // output !Unicode { @@ -203,12 +200,25 @@ bool wxEncodingConverter::Init(wxFontEncoding input_enc, wxFontEncoding output_e } } - 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) const +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*!")); @@ -219,20 +229,25 @@ void wxEncodingConverter::Convert(const char* input, char* output) const if (m_JustCopy) { strcpy(output, input); - return; + return true; } - wxCHECK_RET(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) const +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*!")); @@ -245,19 +260,24 @@ void wxEncodingConverter::Convert(const char* input, wchar_t* output) const for (i = input, o = output; *i != 0;) *(o++) = (wchar_t)(*(i++)); *o = 0; - return; + return true; } - wxCHECK_RET(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) const +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*!")); @@ -270,19 +290,24 @@ void wxEncodingConverter::Convert(const wchar_t* input, char* output) const for (i = input, o = output; *i != 0;) *(o++) = (char)(*(i++)); *o = 0; - return; + return true; } - wxCHECK_RET(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) const +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*!")); @@ -296,14 +321,19 @@ void wxEncodingConverter::Convert(const wchar_t* input, wchar_t* output) const for (i = input, o = output; *i != 0;) *(o++) = (*(i++)); *o = 0; - return; + return true; } - wxCHECK_RET(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; } #endif // wxUSE_WCHAR_T @@ -345,11 +375,12 @@ wxString wxEncodingConverter::Convert(const wxString& input) const #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! *** @@ -440,7 +471,7 @@ wxFontEncodingArray wxEncodingConverter::GetPlatformEquivalents(wxFontEncoding e 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; @@ -448,7 +479,7 @@ wxFontEncodingArray wxEncodingConverter::GetPlatformEquivalents(wxFontEncoding e } int i, clas, e ; - wxFontEncoding *f; + const wxFontEncoding *f; wxFontEncodingArray arr; clas = 0; @@ -475,7 +506,7 @@ wxFontEncodingArray wxEncodingConverter::GetPlatformEquivalents(wxFontEncoding e 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 @@ -498,4 +529,3 @@ wxFontEncodingArray wxEncodingConverter::GetAllEquivalents(wxFontEncoding enc) return arr; } -#endif // wxUSE_FONTMAP