A few tweaks and cleanups

[wxWidgets.git] / src / msw / fontutil.cpp

diff --git a/src/msw/fontutil.cpp b/src/msw/fontutil.cpp
index 87acd8294992d15a880c3ce47a3ae5e4cc1d1019..221dfe50e6c9cbbe3955f05feed73d026fcc6bea 100644 (file)
--- a/src/msw/fontutil.cpp
+++ b/src/msw/fontutil.cpp
@@ -41,6 +41,11 @@
 
 #include "wx/tokenzr.h"
 
 
 #include "wx/tokenzr.h"
 

+// for MSVC5 and old w32api
+#ifndef HANGUL_CHARSET
+#    define HANGUL_CHARSET  129
+#endif
+

 // ============================================================================
 // implementation
 // ============================================================================
 // ============================================================================
 // implementation
 // ============================================================================


@@ -50,21 +55,26 @@
 // ----------------------------------------------------------------------------
 
 // convert to/from the string representation: format is
 // ----------------------------------------------------------------------------
 
 // convert to/from the string representation: format is

-//      facename[;charset]
+//      encodingid;facename[;charset]

 
 bool wxNativeEncodingInfo::FromString(const wxString& s)
 {
     wxStringTokenizer tokenizer(s, _T(";"));
 
 
 bool wxNativeEncodingInfo::FromString(const wxString& s)
 {
     wxStringTokenizer tokenizer(s, _T(";"));
 

-    facename = tokenizer.GetNextToken();
-    if ( !facename )
+    wxString encid = tokenizer.GetNextToken();
+    long enc;
+    if ( !encid.ToLong(&enc) )

         return FALSE;
         return FALSE;

+    encoding = (wxFontEncoding)enc;
+
+    facename = tokenizer.GetNextToken();

 
     wxString tmp = tokenizer.GetNextToken();
 
     wxString tmp = tokenizer.GetNextToken();

-    if ( !tmp )
+    if ( tmp.empty() )

     {
     {

-        // default charset (don't use DEFAULT_CHARSET though because of subtle
-        // Windows 9x/NT differences in handling it)
+        // default charset: but don't use DEFAULT_CHARSET here because it might
+        // be different from the machine on which the file we had read this
+        // encoding desc from was created

         charset = ANSI_CHARSET;
     }
     else
         charset = ANSI_CHARSET;
     }
     else


@@ -81,10 +91,14 @@ bool wxNativeEncodingInfo::FromString(const wxString& s)
 
 wxString wxNativeEncodingInfo::ToString() const
 {
 
 wxString wxNativeEncodingInfo::ToString() const
 {

-    wxString s(facename);
+    wxString s;
+
+    s << (long)encoding << _T(';') << facename;
+
+    // ANSI_CHARSET is assumed anyhow

     if ( charset != ANSI_CHARSET )
     {
     if ( charset != ANSI_CHARSET )
     {

-        s << _T(';') << charset;
+         s << _T(';') << charset;

     }
 
     return s;
     }
 
     return s;


@@ -109,13 +123,35 @@ bool wxGetNativeFontEncoding(wxFontEncoding encoding,
         // although this function is supposed to return an exact match, do do
         // some mappings here for the most common case of "standard" encoding
         case wxFONTENCODING_SYSTEM:
         // although this function is supposed to return an exact match, do do
         // some mappings here for the most common case of "standard" encoding
         case wxFONTENCODING_SYSTEM:

+            info->charset = DEFAULT_CHARSET;
+            break;
+

         case wxFONTENCODING_ISO8859_1:
         case wxFONTENCODING_ISO8859_15:
         case wxFONTENCODING_CP1252:
             info->charset = ANSI_CHARSET;
             break;
 
         case wxFONTENCODING_ISO8859_1:
         case wxFONTENCODING_ISO8859_15:
         case wxFONTENCODING_CP1252:
             info->charset = ANSI_CHARSET;
             break;
 

-#if !defined(__WIN16__)
+#if !defined(__WIN16__) && !defined(__WXMICROWIN__)
+
+        // The following four fonts are multi-byte charsets
+        case wxFONTENCODING_CP932:
+            info->charset = SHIFTJIS_CHARSET;
+            break;
+
+        case wxFONTENCODING_CP936:
+            info->charset = GB2312_CHARSET;
+            break;
+
+        case wxFONTENCODING_CP949:
+            info->charset = HANGUL_CHARSET;
+            break;
+
+        case wxFONTENCODING_CP950:
+            info->charset = CHINESEBIG5_CHARSET;
+            break;
+
+        // The rest are single byte encodings

         case wxFONTENCODING_CP1250:
             info->charset = EASTEUROPE_CHARSET;
             break;
         case wxFONTENCODING_CP1250:
             info->charset = EASTEUROPE_CHARSET;
             break;


@@ -143,6 +179,12 @@ bool wxGetNativeFontEncoding(wxFontEncoding encoding,
         case wxFONTENCODING_CP1257:
             info->charset = BALTIC_CHARSET;
             break;
         case wxFONTENCODING_CP1257:
             info->charset = BALTIC_CHARSET;
             break;

+
+        case wxFONTENCODING_CP874:
+            info->charset = THAI_CHARSET;
+            break;
+
+

 #endif // !Win16
 
         case wxFONTENCODING_CP437:
 #endif // !Win16
 
         case wxFONTENCODING_CP437:


@@ -154,6 +196,8 @@ bool wxGetNativeFontEncoding(wxFontEncoding encoding,
             return FALSE;
     }
 
             return FALSE;
     }
 

+    info->encoding = encoding;
+

     return TRUE;
 }
 
     return TRUE;
 }
 


@@ -164,7 +208,7 @@ bool wxTestFontEncoding(const wxNativeEncodingInfo& info)
     wxZeroMemory(lf);       // all default values
 
     lf.lfCharSet = info.charset;
     wxZeroMemory(lf);       // all default values
 
     lf.lfCharSet = info.charset;

-    strncpy(lf.lfFaceName, info.facename, sizeof(lf.lfFaceName));
+    wxStrncpy(lf.lfFaceName, info.facename, WXSIZEOF(lf.lfFaceName));

 
     HFONT hfont = ::CreateFontIndirect(&lf);
     if ( !hfont )
 
     HFONT hfont = ::CreateFontIndirect(&lf);
     if ( !hfont )


@@ -179,225 +223,25 @@ bool wxTestFontEncoding(const wxNativeEncodingInfo& info)
 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------

-// wxFont <-> LOGFONT conversion
+// wxFontEncoding <-> CHARSET_XXX

 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 

-void wxFillLogFont(LOGFONT *logFont, const wxFont *font)
-{
-    int ff_family;
-    wxString ff_face;
-
-    switch ( font->GetFamily() )
-    {
-        case wxSCRIPT:
-            ff_family = FF_SCRIPT;
-            ff_face = _T("Script");
-            break;
-
-        case wxDECORATIVE:
-            ff_family = FF_DECORATIVE;
-            break;
-
-        case wxROMAN:
-            ff_family = FF_ROMAN;
-            ff_face = _T("Times New Roman");
-            break;
-
-        case wxTELETYPE:
-        case wxMODERN:
-            ff_family = FF_MODERN;
-            ff_face = _T("Courier New");
-            break;
-
-        case wxSWISS:
-            ff_family = FF_SWISS;
-            ff_face = _T("Arial");
-            break;
-
-        case wxDEFAULT:
-        default:
-            ff_family = FF_SWISS;
-            ff_face = _T("MS Sans Serif");
-    }
-
-    BYTE ff_italic;
-    switch ( font->GetStyle() )
-    {
-        case wxITALIC:
-        case wxSLANT:
-            ff_italic = 1;
-            break;
-
-        default:
-            wxFAIL_MSG(wxT("unknown font slant"));
-            // fall through
-
-        case wxNORMAL:
-            ff_italic = 0;
-    }
-
-    int ff_weight;
-    switch ( font->GetWeight() )
-    {
-        default:
-            wxFAIL_MSG(_T("unknown font weight"));
-            // fall through
-
-        case wxNORMAL:
-            ff_weight = FW_NORMAL;
-            break;
-
-        case wxLIGHT:
-            ff_weight = FW_LIGHT;
-            break;
-
-        case wxBOLD:
-            ff_weight = FW_BOLD;
-            break;
-    }
-
-#if 0
-    HDC dc = ::GetDC(NULL);
-    int ppInch = ::GetDeviceCaps(dc, LOGPIXELSY);
-    ::ReleaseDC(NULL, dc);
-#else
-    // New behaviour: apparently ppInch varies according to Large/Small Fonts
-    // setting in Windows. This messes up fonts. So, set ppInch to a constant
-    // 96 dpi.
-    static const int ppInch = 96;
-#endif // 0/1
-
-#if wxFONT_SIZE_COMPATIBILITY
-    // Incorrect, but compatible with old wxWindows behaviour
-    int nHeight = (font->GetPointSize()*ppInch/72);
-#else
-    // Correct for Windows compatibility
-    int nHeight = - (font->GetPointSize()*ppInch/72);
-#endif
-
-    wxString facename = font->GetFaceName();
-    if ( !!facename )
-    {
-        ff_face = facename;
-    }
-    //else: ff_face is a reasonable default facename for this font family
-
-    // deal with encoding now
-    wxNativeEncodingInfo info;
-    wxFontEncoding encoding = font->GetEncoding();
-    if ( !wxGetNativeFontEncoding(encoding, &info) )
-    {
-        if ( !wxTheFontMapper->GetAltForEncoding(encoding, &info) )
-        {
-            // unsupported encoding, replace with the default
-            info.charset = ANSI_CHARSET;
-        }
-    }
-
-    if ( !info.facename.IsEmpty() )
-    {
-        // the facename determined by the encoding overrides everything else
-        ff_face = info.facename;
-    }
-
-    // transfer all the data to LOGFONT
-    logFont->lfHeight = nHeight;
-    logFont->lfWidth = 0;
-    logFont->lfEscapement = 0;
-    logFont->lfOrientation = 0;
-    logFont->lfWeight = ff_weight;
-    logFont->lfItalic = ff_italic;
-    logFont->lfUnderline = (BYTE)font->GetUnderlined();
-    logFont->lfStrikeOut = 0;
-    logFont->lfCharSet = info.charset;
-    logFont->lfOutPrecision = OUT_DEFAULT_PRECIS;
-    logFont->lfClipPrecision = CLIP_DEFAULT_PRECIS;
-    logFont->lfQuality = PROOF_QUALITY;
-    logFont->lfPitchAndFamily = DEFAULT_PITCH | ff_family;
-    wxStrncpy(logFont->lfFaceName, ff_face, WXSIZEOF(logFont->lfFaceName));
-}
-
-wxFont wxCreateFontFromLogFont(const LOGFONT *logFont)
+wxFontEncoding wxGetFontEncFromCharSet(int cs)

 {
 {

-    // extract family from pitch-and-family
-    int lfFamily = logFont->lfPitchAndFamily;
-    if ( lfFamily & FIXED_PITCH )
-        lfFamily -= FIXED_PITCH;
-    if ( lfFamily & VARIABLE_PITCH )
-        lfFamily -= VARIABLE_PITCH;
-
-    int fontFamily;
-    switch ( lfFamily )
-    {
-        case FF_ROMAN:
-            fontFamily = wxROMAN;
-            break;
-
-        case FF_SWISS:
-            fontFamily = wxSWISS;
-            break;
-
-        case FF_SCRIPT:
-            fontFamily = wxSCRIPT;
-            break;
-
-        case FF_MODERN:
-            fontFamily = wxMODERN;
-            break;
-
-        case FF_DECORATIVE:
-            fontFamily = wxDECORATIVE;
-            break;
-
-        default:
-            fontFamily = wxSWISS;
-    }
+    wxFontEncoding fontEncoding;

 
 

-    // weight and style
-    int fontWeight = wxNORMAL;
-    switch ( logFont->lfWeight )
+    switch ( cs )

     {
     {

-        case FW_LIGHT:
-            fontWeight = wxLIGHT;
-            break;
-

         default:
         default:

-        case FW_NORMAL:
-            fontWeight = wxNORMAL;
+            // assume the system charset
+            fontEncoding = wxFONTENCODING_SYSTEM;

             break;
 
             break;
 

-        case FW_BOLD:
-            fontWeight = wxBOLD;
-            break;
-    }
-
-    int fontStyle = logFont->lfItalic ? wxITALIC : wxNORMAL;
-
-    bool fontUnderline = logFont->lfUnderline != 0;
-
-    wxString fontFace = logFont->lfFaceName;
-
-    // font size
-    HDC dc = ::GetDC(NULL);
-
-    // remember that 1pt = 1/72inch
-    int height = abs(logFont->lfHeight);
-    int fontPoints = (72*height)/GetDeviceCaps(dc, LOGPIXELSY);
-
-    ::ReleaseDC(NULL, dc);
-
-    wxFontEncoding fontEncoding;
-    switch ( logFont->lfCharSet )
-    {
-        default:
-            wxFAIL_MSG(wxT("unsupported charset"));
-            // fall through
-

         case ANSI_CHARSET:
             fontEncoding = wxFONTENCODING_CP1252;
             break;
 
         case ANSI_CHARSET:
             fontEncoding = wxFONTENCODING_CP1252;
             break;
 

-#ifdef __WIN32__
+#if defined(__WIN32__) && !defined(__WXMICROWIN__)

         case EASTEUROPE_CHARSET:
             fontEncoding = wxFONTENCODING_CP1250;
             break;
         case EASTEUROPE_CHARSET:
             fontEncoding = wxFONTENCODING_CP1250;
             break;


@@ -425,16 +269,81 @@ wxFont wxCreateFontFromLogFont(const LOGFONT *logFont)
         case TURKISH_CHARSET:
             fontEncoding = wxFONTENCODING_CP1254;
             break;
         case TURKISH_CHARSET:
             fontEncoding = wxFONTENCODING_CP1254;
             break;

-#endif
+
+        case THAI_CHARSET:
+            fontEncoding = wxFONTENCODING_CP437;
+            break;
+
+        case SHIFTJIS_CHARSET:
+            fontEncoding = wxFONTENCODING_CP932;
+            break;
+
+        case GB2312_CHARSET:
+            fontEncoding = wxFONTENCODING_CP936;
+            break;
+
+        case HANGUL_CHARSET:
+            fontEncoding = wxFONTENCODING_CP949;
+            break;
+
+        case CHINESEBIG5_CHARSET:
+            fontEncoding = wxFONTENCODING_CP950;
+            break;
+
+#endif // Win32

 
         case OEM_CHARSET:
             fontEncoding = wxFONTENCODING_CP437;
             break;
     }
 
 
         case OEM_CHARSET:
             fontEncoding = wxFONTENCODING_CP437;
             break;
     }
 

-    return wxFont(fontPoints, fontFamily, fontStyle,
-                  fontWeight, fontUnderline, fontFace,
-                  fontEncoding);
+    return fontEncoding;
+}
+
+// ----------------------------------------------------------------------------
+// wxFont <-> LOGFONT conversion
+// ----------------------------------------------------------------------------
+
+void wxFillLogFont(LOGFONT *logFont, const wxFont *font)
+{
+    // maybe we already have LOGFONT for this font?
+    wxNativeFontInfo *fontinfo = font->GetNativeFontInfo();
+    if ( !fontinfo )
+    {
+        // use wxNativeFontInfo methods to build a LOGFONT for this font
+        fontinfo = new wxNativeFontInfo;
+
+        // translate all font parameters
+        fontinfo->SetStyle((wxFontStyle)font->GetStyle());
+        fontinfo->SetWeight((wxFontWeight)font->GetWeight());
+        fontinfo->SetUnderlined(font->GetUnderlined());
+        fontinfo->SetPointSize(font->GetPointSize());
+
+        // set the family/facename
+        fontinfo->SetFamily((wxFontFamily)font->GetFamily());
+        wxString facename = font->GetFaceName();
+        if ( !facename.empty() )
+        {
+            fontinfo->SetFaceName(facename);
+        }
+
+        // deal with encoding now (it may override the font family and facename
+        // so do it after setting them)
+        fontinfo->SetEncoding(font->GetEncoding());
+    }
+
+    // transfer all the data to LOGFONT
+    *logFont = fontinfo->lf;
+
+    delete fontinfo;

 }
 
 }
 

+wxFont wxCreateFontFromLogFont(const LOGFONT *logFont)
+{
+    wxNativeFontInfo info;
+
+    info.lf = *logFont;
+
+    return wxFont(info);
+}