]> git.saurik.com Git - wxWidgets.git/blobdiff - src/gtk1/font.cpp
Merge in from trunk r64802 - r68625
[wxWidgets.git] / src / gtk1 / font.cpp
index ef95c79be8d2a92c0335292ef56c1e2714b9469a..735585d3d3d65b4e0ad66af3248ca83ebbb34baa 100644 (file)
 /////////////////////////////////////////////////////////////////////////////
-// Name:        font.cpp
+// Name:        src/gtk1/font.cpp
 // Purpose:
 // Author:      Robert Roebling
-// Created:     01/02/97
-// Id:
-// Copyright:   (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
-// Licence:    wxWindows licence
+// Id:          $Id$
+// Copyright:   (c) 1998 Robert Roebling and Julian Smart
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
-#pragma implementation "font.h"
-#endif
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
 
 #include "wx/font.h"
+
+#ifndef WX_PRECOMP
+    #include "wx/log.h"
+    #include "wx/settings.h"
+    #include "wx/gdicmn.h"
+    #include "wx/encinfo.h"
+#endif
+
+#include "wx/fontutil.h"
 #include "wx/utils.h"
+#include "wx/tokenzr.h"
+
 #include <strings.h>
 
-//-----------------------------------------------------------------------------
-// local data
-//-----------------------------------------------------------------------------
-
-extern wxFontNameDirectory *wxTheFontNameDirectory;
-
-//-----------------------------------------------------------------------------
-// wxFont
-//-----------------------------------------------------------------------------
-
-class wxFontRefData: public wxObjectRefData
-{
-  public:
-  
-    wxFontRefData(void);
-    ~wxFontRefData(void);
-    wxList   m_scaled_xfonts;
-    int      m_pointSize;
-    int      m_family, m_style, m_weight;
-    bool     m_underlined;
-    int      m_fontId;
-    char*    m_faceName;
-     
-    bool     m_byXFontName;
-    GdkFont *m_font;
-    
-    friend wxFont;
-};
+#include "wx/gtk1/private.h"
+#include <gdk/gdkprivate.h>
 
-wxFontRefData::wxFontRefData(void) : m_scaled_xfonts(wxKEY_INTEGER)
-{
-  m_byXFontName = FALSE;
-  m_pointSize = 12;
-  m_family = wxSWISS;
-  m_style = wxNORMAL;
-  m_weight = wxNORMAL;
-  m_underlined = FALSE;
-  m_fontId = 0;
-  m_faceName = (char *) NULL;
-  m_font = (GdkFont *) NULL;
-}
+// ----------------------------------------------------------------------------
+// constants
+// ----------------------------------------------------------------------------
 
-wxFontRefData::~wxFontRefData(void)
-{
-  wxNode *node = m_scaled_xfonts.First();
-  while (node) 
-  {
-    GdkFont *font = (GdkFont*)node->Data();
-    wxNode *next = node->Next();
-    gdk_font_unref( font );
-    node = next;
-  }
-  if (m_faceName) 
-  {
-    delete m_faceName;
-    m_faceName = (char *) NULL;
-  }
-  if (m_font) gdk_font_unref( m_font );
-}
+// the default size (in points) for the fonts
+static const int wxDEFAULT_FONT_SIZE = 12;
 
-//-----------------------------------------------------------------------------
+// ----------------------------------------------------------------------------
+// wxScaledFontList: maps the font sizes to the GDK fonts for the given font
+// ----------------------------------------------------------------------------
 
-#define M_FONTDATA ((wxFontRefData *)m_refData)
+WX_DECLARE_HASH_MAP(int, GdkFont *, wxIntegerHash, wxIntegerEqual,
+                    wxScaledFontList);
 
-IMPLEMENT_DYNAMIC_CLASS(wxFont, wxGDIObject)
+// ----------------------------------------------------------------------------
+// wxFontRefData
+// ----------------------------------------------------------------------------
 
-wxFont::wxFont(void)
+class wxFontRefData : public wxGDIRefData
 {
-  if (wxTheFontList) wxTheFontList->Append( this );
-}
+public:
+    // from broken down font parameters, also default ctor
+    wxFontRefData(int size = -1,
+                  wxFontFamily family = wxFONTFAMILY_DEFAULT,
+                  wxFontStyle style = wxFONTSTYLE_NORMAL,
+                  wxFontWeight weight = wxFONTWEIGHT_NORMAL,
+                  bool underlined = false,
+                  const wxString& faceName = wxEmptyString,
+                  wxFontEncoding encoding = wxFONTENCODING_DEFAULT);
 
-wxFont::wxFont( char *xFontName )
-{
-  if (!xFontName) return;
-  
-  m_refData = new wxFontRefData();
-  
-  M_FONTDATA->m_byXFontName = TRUE;
-  M_FONTDATA->m_font = gdk_font_load( xFontName );
-}
+    // from XFLD
+    wxFontRefData(const wxString& fontname);
+
+    // copy ctor
+    wxFontRefData( const wxFontRefData& data );
+
+    virtual ~wxFontRefData();
+
+    // do we have the native font info?
+    bool HasNativeFont() const
+    {
+        // only use m_nativeFontInfo if it had been initialized
+        return !m_nativeFontInfo.IsDefault();
+    }
 
-wxFont::wxFont(int PointSize, int FontIdOrFamily, int Style, int Weight,
-              bool Underlined, const char* Face)
+    // setters: all of them also take care to modify m_nativeFontInfo if we
+    // have it so as to not lose the information not carried by our fields
+    void SetPointSize(int pointSize);
+    void SetFamily(wxFontFamily family);
+    void SetStyle(wxFontStyle style);
+    void SetWeight(wxFontWeight weight);
+    void SetUnderlined(bool underlined);
+    bool SetFaceName(const wxString& facename);
+    void SetEncoding(wxFontEncoding encoding);
+
+    // and this one also modifies all the other font data fields
+    void SetNativeFontInfo(const wxNativeFontInfo& info);
+
+protected:
+    // common part of all ctors
+    void Init(int pointSize,
+              wxFontFamily family,
+              wxFontStyle style,
+              wxFontWeight weight,
+              bool underlined,
+              const wxString& faceName,
+              wxFontEncoding encoding);
+
+    // set all fields from (already initialized and valid) m_nativeFontInfo
+    void InitFromNative();
+
+private:
+    // clear m_scaled_xfonts if any
+    void ClearGdkFonts();
+
+    // the map of font sizes to "GdkFont *"
+    wxScaledFontList  m_scaled_xfonts;
+
+    int             m_pointSize;
+    wxFontFamily    m_family;
+    wxFontStyle     m_style;
+    wxFontWeight    m_weight;
+    bool            m_underlined;
+    wxString        m_faceName;
+    wxFontEncoding  m_encoding;  // Unused under GTK 2.0
+
+    // The native font info, basicly an XFLD under GTK 1.2 and
+    // the pango font description under GTK 2.0.
+    wxNativeFontInfo m_nativeFontInfo;
+
+    friend class wxFont;
+};
+
+#define M_FONTDATA ((wxFontRefData*)m_refData)
+
+// ----------------------------------------------------------------------------
+// wxFontRefData
+// ----------------------------------------------------------------------------
+
+void wxFontRefData::Init(int pointSize,
+                         wxFontFamily family,
+                         wxFontStyle style,
+                         wxFontWeight weight,
+                         bool underlined,
+                         const wxString& faceName,
+                         wxFontEncoding encoding)
 {
-  m_refData = new wxFontRefData();
-  
-  if ((M_FONTDATA->m_faceName = (Face) ? copystring(Face) : (char*)NULL) ) 
-  {
-    M_FONTDATA->m_fontId = wxTheFontNameDirectory->FindOrCreateFontId( Face, FontIdOrFamily );
-    M_FONTDATA->m_family  = wxTheFontNameDirectory->GetFamily( FontIdOrFamily );
-  }
-  else 
-  {
-    M_FONTDATA->m_fontId = FontIdOrFamily;
-    M_FONTDATA->m_family  = wxTheFontNameDirectory->GetFamily( FontIdOrFamily );
-  }
-  if (Style == wxDEFAULT) Style = wxSWISS;
-  M_FONTDATA->m_style = Style;
-  if (Weight == wxDEFAULT) Weight = wxNORMAL;
-  M_FONTDATA->m_weight = Weight;
-  if (PointSize == wxDEFAULT) PointSize = 10;
-  M_FONTDATA->m_pointSize = PointSize;
-  M_FONTDATA->m_underlined = Underlined;
+    m_family = family == wxFONTFAMILY_DEFAULT ? wxFONTFAMILY_SWISS : family;
+
+    m_faceName = faceName;
 
-  if (wxTheFontList) wxTheFontList->Append( this );
+    // we accept both wxDEFAULT and wxNORMAL here - should we?
+    m_style = style == wxDEFAULT ? wxFONTSTYLE_NORMAL : style;
+    m_weight = weight == wxDEFAULT ? wxFONTWEIGHT_NORMAL : weight;
+
+    // and here, do we really want to forbid creation of the font of the size
+    // 90 (the value of wxDEFAULT)??
+    m_pointSize = pointSize == wxDEFAULT || pointSize == -1
+                    ? wxDEFAULT_FONT_SIZE
+                    : pointSize;
+
+    m_underlined = underlined;
+    m_encoding = encoding;
 }
 
-wxFont::wxFont(int PointSize, const char *Face, int Family, int Style, 
-              int Weight, bool Underlined)
+void wxFontRefData::InitFromNative()
 {
-  m_refData = new wxFontRefData();
+    // get the font parameters from the XLFD
+    // -------------------------------------
 
-  M_FONTDATA->m_fontId = wxTheFontNameDirectory->FindOrCreateFontId( Face, Family );
-  M_FONTDATA->m_faceName = (Face) ? copystring(Face) : (char*)NULL;
-  M_FONTDATA->m_family = wxTheFontNameDirectory->GetFamily( M_FONTDATA->m_fontId );
-  M_FONTDATA->m_style = Style;
-  M_FONTDATA->m_weight = Weight;
-  M_FONTDATA->m_pointSize = PointSize;
-  M_FONTDATA->m_underlined = Underlined;
+    m_faceName = m_nativeFontInfo.GetXFontComponent(wxXLFD_FAMILY);
 
-  if (wxTheFontList) wxTheFontList->Append( this );
-}
+    m_weight = wxFONTWEIGHT_NORMAL;
 
-wxFont::wxFont( const wxFont& font )
-{ 
-  Ref( font ); 
-  
-  if (wxTheFontList) wxTheFontList->Append( this );
-}
+    wxString w = m_nativeFontInfo.GetXFontComponent(wxXLFD_WEIGHT).Upper();
+    if ( !w.empty() && w != wxT('*') )
+    {
+        // the test below catches all of BOLD, EXTRABOLD, DEMIBOLD, ULTRABOLD
+        // and BLACK
+        if ( ((w[0u] == wxT('B') && (!wxStrcmp(w.c_str() + 1, wxT("OLD")) ||
+                                   !wxStrcmp(w.c_str() + 1, wxT("LACK"))))) ||
+             wxStrstr(w.c_str() + 1, wxT("BOLD")) )
+        {
+            m_weight = wxFONTWEIGHT_BOLD;
+        }
+        else if ( w == wxT("LIGHT") || w == wxT("THIN") )
+        {
+            m_weight = wxFONTWEIGHT_LIGHT;
+        }
+    }
+
+    switch ( wxToupper(m_nativeFontInfo.
+                           GetXFontComponent(wxXLFD_SLANT)[0u]).GetValue() )
+    {
+        case wxT('I'):   // italique
+            m_style = wxFONTSTYLE_ITALIC;
+            break;
+
+        case wxT('O'):   // oblique
+            m_style = wxFONTSTYLE_SLANT;
+            break;
+
+        default:
+            m_style = wxFONTSTYLE_NORMAL;
+    }
+
+    long ptSize;
+    if ( m_nativeFontInfo.GetXFontComponent(wxXLFD_POINTSIZE).ToLong(&ptSize) )
+    {
+        // size in XLFD is in 10 point units
+        m_pointSize = (int)(ptSize / 10);
+    }
+    else
+    {
+        m_pointSize = wxDEFAULT_FONT_SIZE;
+    }
+
+    // examine the spacing: if the font is monospaced, assume wxTELETYPE
+    // family for compatibility with the old code which used it instead of
+    // IsFixedWidth()
+    if ( m_nativeFontInfo.GetXFontComponent(wxXLFD_SPACING).Upper() == wxT('M') )
+    {
+        m_family = wxFONTFAMILY_TELETYPE;
+    }
+    else // not monospaceed
+    {
+        // don't even try guessing it, it doesn't work for too many fonts
+        // anyhow
+        m_family = wxFONTFAMILY_UNKNOWN;
+    }
 
-wxFont::wxFont( const wxFont* font ) 
-{ 
-  UnRef(); 
-  if (font) Ref( *font ); 
-  
-  if (wxTheFontList) wxTheFontList->Append( this );
+    // X fonts are never underlined...
+    m_underlined = false;
+
+    // deal with font encoding
+    wxString
+        registry = m_nativeFontInfo.GetXFontComponent(wxXLFD_REGISTRY).Upper(),
+        encoding = m_nativeFontInfo.GetXFontComponent(wxXLFD_ENCODING).Upper();
+
+    if ( registry == wxT("ISO8859") )
+    {
+        int cp;
+        if ( wxSscanf(encoding, wxT("%d"), &cp) == 1 )
+        {
+            m_encoding = (wxFontEncoding)(wxFONTENCODING_ISO8859_1 + cp - 1);
+        }
+    }
+    else if ( registry == wxT("MICROSOFT") )
+    {
+        int cp;
+        if ( wxSscanf(encoding, wxT("cp125%d"), &cp) == 1 )
+        {
+            m_encoding = (wxFontEncoding)(wxFONTENCODING_CP1250 + cp);
+        }
+    }
+    else if ( registry == wxT("KOI8") )
+    {
+        m_encoding = wxFONTENCODING_KOI8;
+    }
+    else // unknown encoding
+    {
+        // may be give a warning here? or use wxFontMapper?
+        m_encoding = wxFONTENCODING_SYSTEM;
+    }
 }
 
-wxFont::~wxFont(void)
+wxFontRefData::wxFontRefData( const wxFontRefData& data )
+             : wxGDIRefData()
 {
-  if (wxTheFontList) wxTheFontList->DeleteObject( this );
-}
+    m_pointSize = data.m_pointSize;
+    m_family = data.m_family;
+    m_style = data.m_style;
+    m_weight = data.m_weight;
 
-wxFont& wxFont::operator = ( const wxFont& font ) 
-{ 
-  if (*this == font) return (*this); 
-  Ref( font ); 
-  return *this; 
-}
+    m_underlined = data.m_underlined;
+
+    m_faceName = data.m_faceName;
+    m_encoding = data.m_encoding;
 
-bool wxFont::operator == ( const wxFont& font ) 
-{ 
-  return m_refData == font.m_refData; 
+    // Forces a copy of the internal data.  wxNativeFontInfo should probably
+    // have a copy ctor and assignment operator to fix this properly but that
+    // would break binary compatibility...
+    m_nativeFontInfo.FromString(data.m_nativeFontInfo.ToString());
 }
 
-bool wxFont::operator != ( const wxFont& font ) 
-{ 
-  return m_refData != font.m_refData; 
+wxFontRefData::wxFontRefData(int size, wxFontFamily family, wxFontStyle style,
+                             wxFontWeight weight, bool underlined,
+                             const wxString& faceName,
+                             wxFontEncoding encoding)
+{
+    Init(size, family, style, weight, underlined, faceName, encoding);
 }
 
-bool wxFont::Ok() const
+wxFontRefData::wxFontRefData(const wxString& fontname)
 {
-  return (m_refData != NULL);
+    // FromString() should really work in GTK1 too, doesn't it?
+    m_nativeFontInfo.SetXFontName(fontname);
+
+    InitFromNative();
 }
 
-int wxFont::GetPointSize(void) const
+void wxFontRefData::ClearGdkFonts()
 {
-  if (!Ok()) 
-  {
-    wxFAIL_MSG( "invalid font" );
-    return 0;
-  }
-  
-  return M_FONTDATA->m_pointSize;
+    for ( wxScaledFontList::iterator i = m_scaled_xfonts.begin();
+          i != m_scaled_xfonts.end();
+          ++i )
+    {
+        GdkFont *font = i->second;
+        gdk_font_unref( font );
+    }
+
+    m_scaled_xfonts.clear();
 }
 
-wxString wxFont::GetFaceString(void) const
+wxFontRefData::~wxFontRefData()
 {
-  if (!Ok())
-  {
-    wxFAIL_MSG( "invalid font" );
-     return "";
-  }
-  
-  wxString s = wxTheFontNameDirectory->GetFontName( M_FONTDATA->m_fontId );
-  return s;
+    ClearGdkFonts();
 }
 
-wxString wxFont::GetFaceName(void) const
+// ----------------------------------------------------------------------------
+// wxFontRefData SetXXX()
+// ----------------------------------------------------------------------------
+
+void wxFontRefData::SetPointSize(int pointSize)
 {
-  if (!Ok())
-  {
-    wxFAIL_MSG( "invalid font" );
-     return "";
-  }
-  
-  wxString s = wxTheFontNameDirectory->GetFontName( M_FONTDATA->m_fontId );
-  return s; 
+    m_pointSize = pointSize;
+
+    if ( HasNativeFont() )
+    {
+        wxString size;
+        if ( pointSize == -1 )
+            size = wxT('*');
+        else
+            size.Printf(wxT("%d"), 10*pointSize);
+
+        m_nativeFontInfo.SetXFontComponent(wxXLFD_POINTSIZE, size);
+    }
 }
 
-int wxFont::GetFamily(void) const
+void wxFontRefData::SetFamily(wxFontFamily family)
 {
-  if (!Ok())
-  {
-    wxFAIL_MSG( "invalid font" );
-     return 0;
-  }
-  
-  return M_FONTDATA->m_family;
+    m_family = family;
+
+    // TODO: what are we supposed to do with m_nativeFontInfo here?
 }
 
-wxString wxFont::GetFamilyString(void) const
+void wxFontRefData::SetStyle(wxFontStyle style)
 {
-  if (!Ok())
-  {
-    wxFAIL_MSG( "invalid font" );
-    return "wxDEFAULT";
-  }
-  
-  switch (M_FONTDATA->m_family)
-  {
-    case wxDECORATIVE:   return wxString("wxDECORATIVE");
-    case wxROMAN:        return wxString("wxROMAN");
-    case wxSCRIPT:       return wxString("wxSCRIPT");
-    case wxSWISS:        return wxString("wxSWISS");
-    case wxMODERN:       return wxString("wxMODERN");
-    case wxTELETYPE:     return wxString("wxTELETYPE");
-    default:             return "wxDEFAULT";
-  }
+    m_style = style;
 
-  return "wxDEFAULT";
+    if ( HasNativeFont() )
+    {
+        wxString slant;
+        switch ( style )
+        {
+            case wxFONTSTYLE_ITALIC:
+                slant = wxT('i');
+                break;
+
+            case wxFONTSTYLE_SLANT:
+                slant = wxT('o');
+                break;
+
+            default:
+                wxFAIL_MSG( wxT("unknown font style") );
+                // fall through
+
+            case wxFONTSTYLE_NORMAL:
+                slant = wxT('r');
+        }
+
+        m_nativeFontInfo.SetXFontComponent(wxXLFD_SLANT, slant);
+    }
 }
 
-int wxFont::GetFontId(void) const
+void wxFontRefData::SetWeight(wxFontWeight weight)
 {
-  if (!Ok())
-  {
-    wxFAIL_MSG( "invalid font" );
-    return 0;
-  }
-  
-  return M_FONTDATA->m_fontId; // stub
+    m_weight = weight;
+
+    if ( HasNativeFont() )
+    {
+        wxString boldness;
+        switch ( weight )
+        {
+            case wxFONTWEIGHT_BOLD:
+                boldness = wxT("bold");
+                break;
+
+            case wxFONTWEIGHT_LIGHT:
+                boldness = wxT("light");
+                break;
+
+            default:
+                wxFAIL_MSG( wxT("unknown font weight") );
+                // fall through
+
+            case wxFONTWEIGHT_NORMAL:
+                // unspecified
+                boldness = wxT("medium");
+        }
+
+        m_nativeFontInfo.SetXFontComponent(wxXLFD_WEIGHT, boldness);
+    }
 }
 
-int wxFont::GetStyle(void) const
+void wxFontRefData::SetUnderlined(bool underlined)
 {
-  if (!Ok())
-  {
-    wxFAIL_MSG( "invalid font" );
-    return 0;
-  }
-  
-  return M_FONTDATA->m_style;
+    m_underlined = underlined;
+
+    // the XLFD doesn't have "underlined" field anyhow
 }
 
-wxString wxFont::GetStyleString(void) const
+bool wxFontRefData::SetFaceName(const wxString& facename)
 {
-  if (!Ok())
-  {
-    wxFAIL_MSG( "invalid font" );
-    return "wxDEFAULT";
-  }
-  
-  switch (M_FONTDATA->m_style)
-  {
-    case wxNORMAL:   return wxString("wxNORMAL");
-    case wxSLANT:    return wxString("wxSLANT");
-    case wxITALIC:   return wxString("wxITALIC");
-    default:         return wxString("wxDEFAULT");
-  }
-    
-  return wxString("wxDEFAULT");
-}
+    m_faceName = facename;
+
+    if ( HasNativeFont() )
+    {
+        m_nativeFontInfo.SetXFontComponent(wxXLFD_FAMILY, facename);
+    }
+
+    return true;
+}
 
-int wxFont::GetWeight(void) const
-{
-  if (!Ok())
-  {
-    wxFAIL_MSG( "invalid font" );
-    return 0;
-  }
-
-  return M_FONTDATA->m_weight;
-}
-
-wxString wxFont::GetWeightString(void) const
+void wxFontRefData::SetEncoding(wxFontEncoding encoding)
 {
-  if (!Ok())
-  {
-    wxFAIL_MSG( "invalid font" );
-    return "wxDEFAULT";
-  }
-
-  switch (M_FONTDATA->m_weight)
-  {
-    case wxNORMAL:   return wxString("wxNORMAL");
-    case wxBOLD:     return wxString("wxBOLD");
-    case wxLIGHT:    return wxString("wxLIGHT");
-    default:         return wxString("wxDEFAULT");
-  }
-  
-  return wxString("wxDEFAULT");
-}
-
-bool wxFont::GetUnderlined(void) const
-{
-  if (!Ok())
-  {
-    wxFAIL_MSG( "invalid font" );
-    return FALSE;
-  }
-  
-  return M_FONTDATA->m_underlined;
-}
-
-//-----------------------------------------------------------------------------
-// get internal representation of font
-//-----------------------------------------------------------------------------
-
-// local help function
-static GdkFont *wxLoadQueryNearestFont(int point_size, int fontid,
-                                          int style, int weight, 
-                                          bool underlined);
-
-GdkFont *wxFont::GetInternalFont(float scale) const
-{
-  if (!Ok())
-  {
-    wxFAIL_MSG( "invalid font" );
-    return (GdkFont*) NULL;
-  }
-  
-  if (M_FONTDATA->m_byXFontName) return M_FONTDATA->m_font;
-   
-  long int_scale = long(scale * 100.0 + 0.5); // key for fontlist
-  int point_scale = (M_FONTDATA->m_pointSize * 10 * int_scale) / 100;
-  GdkFont *font = (GdkFont *) NULL;
-
-  wxNode *node = M_FONTDATA->m_scaled_xfonts.Find(int_scale);
-  if (node) 
-  {
-    font = (GdkFont*)node->Data(); 
-  } 
-  else 
-  {
-     font = wxLoadQueryNearestFont( point_scale, M_FONTDATA->m_fontId, M_FONTDATA->m_style,
-                                   M_FONTDATA->m_weight, M_FONTDATA->m_underlined );
-     M_FONTDATA->m_scaled_xfonts.Append( int_scale, (wxObject*)font );
-  }
-  if (!font)
-       printf("could not load any font");
-//     wxError("could not load any font", "wxFont");
-  return font;
-}
-
-//-----------------------------------------------------------------------------
-// local utilities to find a X font
-//-----------------------------------------------------------------------------
-
-static GdkFont *wxLoadQueryFont(int point_size, int fontid, int style,
-                                   int weight, bool WXUNUSED(underlined))
-{
-    char buffer[512];
-    char *name = wxTheFontNameDirectory->GetScreenName( fontid, weight, style );
-
-    if (!name)
-       name = "-*-*-*-*-*-*-*-%d-*-*-*-*-*-*";
-    sprintf(buffer, name, point_size);
-
-    return gdk_font_load( buffer );
-}
-
-static GdkFont *wxLoadQueryNearestFont(int point_size, int fontid,
-                                          int style, int weight,
-                                          bool underlined)
-{
-    GdkFont *font;
-
-    font = wxLoadQueryFont( point_size, fontid, style, weight, underlined );
-
-    if (!font) {
-       // search up and down by stepsize 10
-       int max_size = point_size + 20 * (1 + (point_size/180));
-       int min_size = point_size - 20 * (1 + (point_size/180));
-       int i;
-
-       // Search for smaller size (approx.)
-       for (i=point_size-10; !font && i >= 10 && i >= min_size; i -= 10)
-           font = wxLoadQueryFont(i, fontid, style, weight, underlined);
-       // Search for larger size (approx.)
-       for (i=point_size+10; !font && i <= max_size; i += 10)
-           font = wxLoadQueryFont(i, fontid, style, weight, underlined);
-       // Try default family
-       if (!font && fontid != wxDEFAULT)
-           font = wxLoadQueryFont(point_size, wxDEFAULT, style, 
-                                  weight, underlined);
-       // Bogus font
-       if (!font)
-           font = wxLoadQueryFont(120, wxDEFAULT, wxNORMAL, wxNORMAL,
-                                   underlined);
+    m_encoding = encoding;
+
+    if ( HasNativeFont() )
+    {
+        wxNativeEncodingInfo info;
+        if ( wxGetNativeFontEncoding(encoding, &info) )
+        {
+            m_nativeFontInfo.SetXFontComponent(wxXLFD_REGISTRY, info.xregistry);
+            m_nativeFontInfo.SetXFontComponent(wxXLFD_ENCODING, info.xencoding);
+        }
     }
-    return font;
 }
 
-//-----------------------------------------------------------------------------
-// face names and index functions
-//-----------------------------------------------------------------------------
-
-static char *font_defaults[] = {
-    "FamilyDefault", "Default",
-    "FamilyRoman", "Roman",
-    "FamilyDecorative", "Decorative",
-    "FamilyModern", "Modern",
-    "FamilyTeletype", "Teletype",
-    "FamilySwiss", "Swiss",
-    "FamilyScript", "Script",
-
-    "AfmMedium", "",
-    "AfmBold", "Bo",
-    "AfmLight", "",
-    "AfmStraight", "",
-    "AfmItalic", "${AfmSlant}",
-    "AfmSlant", "O",
-    "AfmRoman", "Ro",
-    "AfmTimes", "Times",
-    "AfmHelvetica", "Helv",
-    "AfmCourier", "Cour",
-    
-    "Afm___", "${AfmTimes,$[weight],$[style]}",
-
-    "AfmTimes__", "${AfmTimes}${Afm$[weight]}${Afm$[style]}",
-    "AfmTimesMediumStraight", "${AfmTimes}${AfmRoman}",
-    "AfmTimesLightStraight", "${AfmTimes}${AfmRoman}",
-    "AfmTimes_Italic", "${AfmTimes}$[weight]${AfmItalic}",
-    "AfmTimes_Slant", "${AfmTimes}$[weight]${AfmItalic}",
-
-    "AfmSwiss__", "${AfmHelvetica}${Afm$[weight]}${Afm$[style]}",
-    "AfmModern__", "${AfmCourier}${Afm$[weight]}${Afm$[style]}",
-
-    "AfmTeletype__", "${AfmModern,$[weight],$[style]}",
-
-    "PostScriptMediumStraight", "",
-    "PostScriptMediumItalic", "-Oblique",
-    "PostScriptMediumSlant", "-Oblique",
-    "PostScriptLightStraight", "",
-    "PostScriptLightItalic", "-Oblique",
-    "PostScriptLightSlant", "-Oblique",
-    "PostScriptBoldStraight", "-Bold",
-    "PostScriptBoldItalic", "-BoldOblique",
-    "PostScriptBoldSlant", "-BoldOblique",
-    
-#if WX_NORMALIZED_PS_FONTS
-    "PostScript___", "${PostScriptTimes,$[weight],$[style]}",
-#else
-    "PostScriptRoman__", "${PostScriptTimes,$[weight],$[style]}",
-    "PostScript___", "LucidaSans${PostScript$[weight]$[style]}",
-#endif
+void wxFontRefData::SetNativeFontInfo(const wxNativeFontInfo& info)
+{
+    // previously cached fonts shouldn't be used
+    ClearGdkFonts();
 
-    "PostScriptTimesMedium", "",
-    "PostScriptTimesLight", "",
-    "PostScriptTimesBold", "Bold",
+    m_nativeFontInfo = info;
 
-    "PostScriptTimes__", "Times${PostScript$[weight]$[style]}",
-    "PostScriptTimesMediumStraight", "Times-Roman",
-    "PostScriptTimesLightStraight", "Times-Roman",
-    "PostScriptTimes_Slant", "Times-${PostScriptTimes$[weight]}Italic",
-    "PostScriptTimes_Italic", "Times-${PostScriptTimes$[weight]}Italic",
+    // set all the other font parameters from the native font info
+    InitFromNative();
+}
 
-    "PostScriptSwiss__", "Helvetica${PostScript$[weight]$[style]}",
-    "PostScriptModern__", "Courier${PostScript$[weight]$[style]}",
+// ----------------------------------------------------------------------------
+// wxFont creation
+// ----------------------------------------------------------------------------
 
-    "PostScriptTeletype__", "${PostScriptModern,$[weight],$[style]}",
+wxFont::wxFont(const wxNativeFontInfo& info)
+{
+    (void) Create(info.GetXFontName());
+}
 
-#if !WX_NORMALIZED_PS_FONTS
-    "PostScriptScript__", "Zapf-Chancery-MediumItalic",
-#endif
+bool wxFont::Create( int pointSize,
+                    wxFontFamily family,
+                    wxFontStyle style,
+                    wxFontWeight weight,
+                     bool underlined,
+                     const wxString& face,
+                     wxFontEncoding encoding)
+{
+    UnRef();
 
-    "ScreenMedium", "medium",
-    "ScreenBold", "bold",
-    "ScreenLight", "light",
-    "ScreenStraight", "r",
-    "ScreenItalic", "i",
-    "ScreenSlant", "o",
-
-    "ScreenDefaultBase", "misc-fixed",
-    "ScreenRomanBase", "*-times",
-    "ScreenDecorativeBase", "*-helvetica",
-    "ScreenModernBase", "*-courier",
-    "ScreenTeletypeBase", "*-lucidatypewriter",
-    "ScreenSwissBase", "*-lucida",
-    "ScreenScriptBase", "*-zapfchancery",
-
-    "ScreenStdSuffix", "-${Screen$[weight]}-${Screen$[style]}"
-    "-normal-*-*-%d-*-*-*-*-*-*",
-
-    "Screen___",
-    "-${ScreenDefaultBase}${ScreenStdSuffix}",
-    "ScreenRoman__",
-    "-${ScreenRomanBase}${ScreenStdSuffix}",
-    "ScreenDecorative__",
-    "-${ScreenDecorativeBase}${ScreenStdSuffix}",
-    "ScreenModern__",
-    "-${ScreenModernBase}${ScreenStdSuffix}",
-    "ScreenTeletype__",
-    "-${ScreenTeletypeBase}${ScreenStdSuffix}",
-    "ScreenSwiss__",
-    "-${ScreenSwissBase}${ScreenStdSuffix}",
-    "ScreenScript__",
-    "-${ScreenScriptBase}${ScreenStdSuffix}",
-    (char *) NULL
-};
+    m_refData = new wxFontRefData(pointSize, family, style, weight,
+                                  underlined, face, encoding);
 
-enum {wxWEIGHT_NORMAL, wxWEIGHT_BOLD,  wxWEIGHT_LIGHT, wxNUM_WEIGHTS};
-enum {wxSTYLE_NORMAL,  wxSTYLE_ITALIC, wxSTYLE_SLANT,  wxNUM_STYLES};
+    return true;
+}
 
-static int WCoordinate(int w)
+bool wxFont::Create(const wxString& fontname)
 {
-    switch (w) {
-    case wxBOLD:   return wxWEIGHT_BOLD;
-    case wxLIGHT:  return wxWEIGHT_LIGHT;
-    case wxNORMAL:
-    default:       return wxWEIGHT_NORMAL;
-    }
-};
+    // VZ: does this really happen?
+    if ( fontname.empty() )
+    {
+        *this = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
 
-static int SCoordinate(int s)
-{
-    switch (s) {
-    case wxITALIC: return wxSTYLE_ITALIC;
-    case wxSLANT:  return wxSTYLE_SLANT;
-    case wxNORMAL:
-    default:       return wxSTYLE_NORMAL;
+        return true;
     }
-};
 
-//-----------------------------------------------------------------------------
-// wxSuffixMap
-//-----------------------------------------------------------------------------
+    m_refData = new wxFontRefData(fontname);
 
-class wxSuffixMap {
-public:
-    ~wxSuffixMap(void);
+    return true;
+}
 
-    inline char *GetName(int weight, int style)
+void wxFont::Unshare()
+{
+    if (!m_refData)
     {
-       return ( map [WCoordinate(weight)] [SCoordinate(style)] );
+        m_refData = new wxFontRefData();
     }
+    else
+    {
+        wxFontRefData* ref = new wxFontRefData(*(wxFontRefData*)m_refData);
+        UnRef();
+        m_refData = ref;
+    }
+}
 
-    char *map[wxNUM_WEIGHTS][wxNUM_STYLES];
-    void Initialize(const char *, const char *);
-};
+wxFont::~wxFont()
+{
+}
 
-//#if !USE_RESOURCES
-#define wxGetResource(a, b, c) 0
-//#endif
-
-static void SearchResource(const char *prefix, const char **names, int count, char **v)
-{
-    int k, i, j;
-    char resource[1024], **defaults, *internal;
-
-    k = 1 << count;
-    
-    *v = (char *) NULL;
-    internal = (char *) NULL;
-
-    for (i = 0; i < k; i++) {
-       strcpy(resource, prefix);
-       for (j = 0; j < count; j++) {
-           if (!(i & (1 << j)))
-               strcat(resource, names[j]);
-           else
-               strcat(resource, "_");
-       }
-       if (wxGetResource(wxAPP_CLASS, (char *)resource, v))
-           return;
-       if (!internal) {
-           defaults = font_defaults;
-           while (*defaults) {
-               if (!strcmp(*defaults, resource)) {
-                   internal = defaults[1];
-                   break;
-               }
-               defaults += 2;
-           }
-       }
-    }
-    if (internal)
-       *v = copystring(internal);
-}
-
-wxSuffixMap::~wxSuffixMap(void)
-{
-    int k, j;
-
-    for (k = 0; k < wxNUM_WEIGHTS; ++k)
-       for (j = 0; j < wxNUM_STYLES; ++j)
-           if (map[k][j]) {
-               delete[] map[k][j];
-               map[k][j] = (char *) NULL;
-           }
-}
-
-void wxSuffixMap::Initialize(const char *resname, const char *devresname)
-{
-    const char *weight, *style;
-    char *v;
-    int i, j, k;
-    const char *names[3];
-
-    for (k = 0; k < wxNUM_WEIGHTS; k++) {
-       switch (k) {
-       case wxWEIGHT_NORMAL: weight = "Medium"; break;
-       case wxWEIGHT_LIGHT:  weight = "Light"; break;
-       case wxWEIGHT_BOLD:
-       default:              weight = "Bold";
-       }
-       for (j = 0; j < wxNUM_STYLES; j++) {
-           switch (j) {
-           case wxSTYLE_NORMAL: style = "Straight"; break;
-           case wxSTYLE_ITALIC: style = "Italic"; break;
-           case wxSTYLE_SLANT:
-           default:             style = "Slant";
-           }
-           names[0] = resname;
-           names[1] = weight;
-           names[2] = style;
-
-           SearchResource(devresname, names, 3, &v);
-
-           /* Expand macros in the found string: */
-       found:
-           int len, closer = 0, startpos = 0;
-           
-           len = (v ? strlen(v) : 0);
-           for (i = 0; i < len; i++) {
-               if (v[i] == '$' && ((v[i+1] == '[') || (v[i+1] == '{'))) {
-                   startpos = i;
-                   closer   = (v[i+1] == '[') ? ']' : '}';
-                   ++i;
-               } else if (v[i] == closer) {
-                   int newstrlen;
-                   const char *r = (char *) NULL; bool delete_r = FALSE;
-                   char *name;
-         
-                   name = v + startpos + 2;
-                   v[i] = 0;
-
-                   if (closer == '}') {
-                       int i, count, len;
-                       char **names;
-
-                       for (i = 0, count = 1; name[i]; i++)
-                           if (name[i] == ',')
-                               count++;
-           
-                       len = i;
-
-                       names = new char*[count];
-                       names[0] = name;
-                       for (i = 0, count = 1; i < len; i++)
-                           if (name[i] == ',') {
-                               names[count++] = name + i + 1;
-                               name[i] = 0;
-                           }
-
-                       SearchResource("", (const char **)names, count, (char **)&r);
-                       delete_r = (r != 0);
-                       delete[] names;
-                       
-                       if (!r) {
-                           for (i = 0; i < len; i++)
-                               if (!name[i])
-                                   name[i] = ',';
-                           r = "";
-                           printf("Bad resource name \"%s\" in font lookup\n", name);
-                       }
-                   } else if (!strcmp(name, "weight")) {
-                       r = weight;
-                   } else if (!strcmp(name, "style")) {
-                       r = style;
-                   } else if (!strcmp(name, "family")) {
-                       r = resname;
-                   } else {
-                       r = "";
-                       printf("Bad font macro name \"%s\"\n", name);
-                   }
-
-                   // add r to v
-                   newstrlen = strlen(r);
-                   char *naya = new char[startpos + newstrlen + len - i];
-                   memcpy(naya, v, startpos);
-                   memcpy(naya + startpos, r, newstrlen);
-                   memcpy(naya + startpos + newstrlen, v + i + 1, len - i);
-                   if (delete_r)
-                     delete[] (char*)r;
-                   delete[] v;
-                   v = naya;
-                   
-                   goto found;
-               }
-           }
-           /* We have a final value: */
-           map[k][j] = v;
-       }
-    }
+wxGDIRefData *wxFont::CreateGDIRefData() const
+{
+    return new wxFontRefData;
 }
 
-//-----------------------------------------------------------------------------
-// wxFontNameItem
-//-----------------------------------------------------------------------------
+wxGDIRefData *wxFont::CloneGDIRefData(const wxGDIRefData *data) const
+{
+    return new wxFontRefData(*static_cast<const wxFontRefData *>(data));
+}
 
-class wxFontNameItem : public wxObject {
-DECLARE_DYNAMIC_CLASS(wxFontNameItem)
-public:
-    wxFontNameItem(const char *name, int id, int family);
-    ~wxFontNameItem();
-
-    inline char* GetScreenName(int w, int s)     {return screen.GetName(w, s);}
-    inline char* GetPostScriptName(int w, int s) {return printing.GetName(w, s);}
-    inline char* GetAFMName(int w, int s)        {return afm.GetName(w, s);}
-    inline char* GetName(void)                   {return name;}
-    inline int   GetFamily(void)                 {return family;}
-    inline int   GetId(void)                     {return id;}
-    inline bool  IsRoman(void)                   {return isroman;}
-#if WXDEBUG
-    void Dump(ostream& str);
-#endif
+// ----------------------------------------------------------------------------
+// accessors
+// ----------------------------------------------------------------------------
 
-    int id;
-    int family;
-    char *name;
-    wxSuffixMap screen, printing, afm;
-    bool isroman;
-};
+int wxFont::GetPointSize() const
+{
+    wxCHECK_MSG( IsOk(), 0, wxT("invalid font") );
 
-IMPLEMENT_ABSTRACT_CLASS(wxFontNameItem, wxObject)
+    return M_FONTDATA->m_pointSize;
+}
 
-wxFontNameItem::wxFontNameItem(const char *Name, int Id, int Family)
+wxString wxFont::GetFaceName() const
 {
-    name   = copystring(Name);
-    id     = Id;
-    family = Family;
+    wxCHECK_MSG( IsOk(), wxEmptyString, wxT("invalid font") );
 
-    screen.  Initialize(name, "Screen");
-    printing.Initialize(name, "PostScript");
-    afm.     Initialize(name, "Afm");
+    return M_FONTDATA->m_faceName;
 }
 
-wxFontNameItem::~wxFontNameItem(void)
+wxFontFamily wxFont::DoGetFamily() const
 {
-    if (name)
-       delete[] name;
-    name = (char *) NULL;
+    return M_FONTDATA->m_family;
 }
 
-#if WXDEBUG
-void wxFontNameItem::Dump(ostream& str)
+wxFontStyle wxFont::GetStyle() const
 {
-    str << "wxFontNameItem(" << name << ")";
+    wxCHECK_MSG( IsOk(), wxFONTSTYLE_MAX, wxT("invalid font") );
+
+    return M_FONTDATA->m_style;
 }
-#endif
 
-//-----------------------------------------------------------------------------
-// wxFontDirectory
-//-----------------------------------------------------------------------------
+wxFontWeight wxFont::GetWeight() const
+{
+    wxCHECK_MSG( IsOk(), wxFONTWEIGHT_MAX, wxT("invalid font") );
 
-IMPLEMENT_DYNAMIC_CLASS(wxFontNameDirectory, wxObject)
+    return M_FONTDATA->m_weight;
+}
 
-wxFontNameDirectory::wxFontNameDirectory(void)
+bool wxFont::GetUnderlined() const
 {
-    table = new wxHashTable(wxKEY_INTEGER, 20);
-    nextFontId = -1;
+    wxCHECK_MSG( IsOk(), false, wxT("invalid font") );
+
+    return M_FONTDATA->m_underlined;
+}
+
+wxFontEncoding wxFont::GetEncoding() const
+{
+    wxCHECK_MSG( IsOk(), wxFONTENCODING_DEFAULT, wxT("invalid font") );
+
+    // m_encoding is unused in wxGTK2, return encoding that the user set.
+    return M_FONTDATA->m_encoding;
 }
 
-wxFontNameDirectory::~wxFontNameDirectory()
+const wxNativeFontInfo *wxFont::GetNativeFontInfo() const
 {
-    // Cleanup wxFontNameItems allocated
-    table->BeginFind();
-    wxNode *node = table->Next();
-    while (node) {
-       wxFontNameItem *item = (wxFontNameItem*)node->Data();
-       delete item;
-       node = table->Next();
+    wxCHECK_MSG( IsOk(), NULL, wxT("invalid font") );
+
+    if ( !M_FONTDATA->HasNativeFont() )
+    {
+        // NB: this call has important side-effect: it not only finds
+        //     GdkFont representation, it also initializes m_nativeFontInfo
+        //     by calling its SetXFontName method
+        GetInternalFont();
     }
-    delete table;
+
+    return &(M_FONTDATA->m_nativeFontInfo);
 }
 
-int wxFontNameDirectory::GetNewFontId(void)
+bool wxFont::IsFixedWidth() const
 {
-    return (nextFontId--);
+    wxCHECK_MSG( IsOk(), false, wxT("invalid font") );
+
+    if ( M_FONTDATA->HasNativeFont() )
+    {
+        // the monospace fonts are supposed to have "M" in the spacing field
+        wxString spacing = M_FONTDATA->
+                            m_nativeFontInfo.GetXFontComponent(wxXLFD_SPACING);
+
+        return spacing.Upper() == wxT('M');
+    }
+
+    return wxFontBase::IsFixedWidth();
 }
 
-void wxFontNameDirectory::Initialize()
+// ----------------------------------------------------------------------------
+// change font attributes
+// ----------------------------------------------------------------------------
+
+void wxFont::SetPointSize(int pointSize)
 {
-    Initialize(wxDEFAULT,    wxDEFAULT,    "Default");
-    Initialize(wxDECORATIVE, wxDECORATIVE, "Decorative");
-    Initialize(wxROMAN,      wxROMAN,      "Roman");
-    Initialize(wxMODERN,     wxMODERN,     "Modern");
-    Initialize(wxTELETYPE,   wxTELETYPE,   "Teletype");
-    Initialize(wxSWISS,      wxSWISS,      "Swiss");
-    Initialize(wxSCRIPT,     wxSCRIPT,     "Script");
+    Unshare();
+
+    M_FONTDATA->SetPointSize(pointSize);
 }
 
-void wxFontNameDirectory::Initialize(int fontid, int family, const char *resname)
+void wxFont::SetFamily(wxFontFamily family)
 {
-    char *fam, resource[256];
-  
-    sprintf(resource, "Family%s", resname);
-    SearchResource((const char *)resource, (const char **) NULL, 0, (char **)&fam);
-    if (fam) {
-       if      (!strcmp(fam, "Default"))       family = wxDEFAULT;
-       else if (!strcmp(fam, "Roman"))         family = wxROMAN;
-       else if (!strcmp(fam, "Decorative"))    family = wxDECORATIVE;
-       else if (!strcmp(fam, "Modern"))        family = wxMODERN;
-       else if (!strcmp(fam, "Teletype"))      family = wxTELETYPE;
-       else if (!strcmp(fam, "Swiss"))         family = wxSWISS;
-       else if (!strcmp(fam, "Script"))        family = wxSCRIPT;
-       delete[] fam; // free resource
-    }
-    table->Put(fontid, new wxFontNameItem(resname, fontid, family));
+    Unshare();
+
+    M_FONTDATA->SetFamily(family);
 }
 
-int wxFontNameDirectory::FindOrCreateFontId(const char *name, int family)
+void wxFont::SetStyle(wxFontStyle style)
 {
-    int id;
+    Unshare();
 
-    // font exists -> return id
-    if ( (id = GetFontId(name)) ) return id;
-    // create new font
-    Initialize(id=GetNewFontId(), family, name);
-    return id;
+    M_FONTDATA->SetStyle(style);
 }
 
-char *wxFontNameDirectory::GetScreenName(int fontid, int weight, int style)
+void wxFont::SetWeight(wxFontWeight weight)
 {
-    wxFontNameItem *item = (wxFontNameItem*)table->Get(fontid); // find font
-    if (item)
-       return item->GetScreenName(weight, style);
-    // font does not exist
-    return (char *) NULL;
+    Unshare();
+
+    M_FONTDATA->SetWeight(weight);
 }
 
-char *wxFontNameDirectory::GetPostScriptName(int fontid, int weight, int style)
+bool wxFont::SetFaceName(const wxString& faceName)
 {
-    wxFontNameItem *item = (wxFontNameItem*)table->Get(fontid); // find font
-    if (item)
-       return item->GetPostScriptName(weight, style);
-    // font does not exist
-    return (char *) NULL;
+    Unshare();
+
+    return M_FONTDATA->SetFaceName(faceName) &&
+           wxFontBase::SetFaceName(faceName);
 }
 
-char *wxFontNameDirectory::GetAFMName(int fontid, int weight, int style)
+void wxFont::SetUnderlined(bool underlined)
 {
-    wxFontNameItem *item = (wxFontNameItem *)table->Get(fontid); // find font
-    if (item)
-       return item->GetAFMName(weight, style);
-    // font does not exist
-    return (char *) NULL;
+    Unshare();
+
+    M_FONTDATA->SetUnderlined(underlined);
 }
 
-char *wxFontNameDirectory::GetFontName(int fontid)
+void wxFont::SetEncoding(wxFontEncoding encoding)
 {
-    wxFontNameItem *item = (wxFontNameItem *)table->Get(fontid); // find font
-    if (item)
-       return item->GetName();
-    // font does not exist
-    return (char *) NULL;
+    Unshare();
+
+    M_FONTDATA->SetEncoding(encoding);
 }
 
-int wxFontNameDirectory::GetFontId(const char *name)
+void wxFont::DoSetNativeFontInfo( const wxNativeFontInfo& info )
 {
-    wxNode *node;
+    Unshare();
+
+    M_FONTDATA->SetNativeFontInfo( info );
+}
+
+// ----------------------------------------------------------------------------
+// get internal representation of font
+// ----------------------------------------------------------------------------
 
-    table->BeginFind();
+static GdkFont *g_systemDefaultGuiFont = NULL;
 
-    while ( (node = table->Next()) ) {
-       wxFontNameItem *item = (wxFontNameItem*)node->Data();
-       if (!strcmp(name, item->name))
-           return item->id;
+// this is also used from toolbar.cpp and tooltip.cpp, hence extern
+extern GdkFont *GtkGetDefaultGuiFont()
+{
+    if (!g_systemDefaultGuiFont)
+    {
+        GtkWidget *widget = gtk_button_new();
+        GtkStyle *def = gtk_rc_get_style( widget );
+        if (def)
+        {
+            g_systemDefaultGuiFont = gdk_font_ref( def->font );
+        }
+        else
+        {
+            def = gtk_widget_get_default_style();
+            if (def)
+                g_systemDefaultGuiFont = gdk_font_ref( def->font );
+        }
+        gtk_widget_destroy( widget );
     }
-    // font does not exist
-    return 0;
+    else
+    {
+        // already have it, but ref it once more before returning
+        gdk_font_ref(g_systemDefaultGuiFont);
+    }
+
+    return g_systemDefaultGuiFont;
 }
 
-int wxFontNameDirectory::GetFamily(int fontid)
+GdkFont *wxFont::GetInternalFont( float scale ) const
 {
-    wxFontNameItem *item = (wxFontNameItem *)table->Get(fontid);
-  
-    if (item)
-       return item->family;
-    // font does not exist
-    return wxDEFAULT;
+    GdkFont *font = NULL;
+
+    wxCHECK_MSG( IsOk(), font, wxT("invalid font") );
+
+    long int_scale = long(scale * 100.0 + 0.5); // key for fontlist
+    int point_scale = (int)((M_FONTDATA->m_pointSize * 10 * int_scale) / 100);
+
+    wxScaledFontList& list = M_FONTDATA->m_scaled_xfonts;
+    wxScaledFontList::iterator i = list.find(int_scale);
+    if ( i != list.end() )
+    {
+        font = i->second;
+    }
+    else // we don't have this font in this size yet
+    {
+        if (*this == wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT))
+        {
+            font = GtkGetDefaultGuiFont();
+        }
+
+        if ( !font )
+        {
+            // do we have the XLFD?
+            if ( int_scale == 100 && M_FONTDATA->HasNativeFont() )
+            {
+                font = wxLoadFont(M_FONTDATA->m_nativeFontInfo.GetXFontName());
+            }
+
+            // no XLFD of no exact match - try the approximate one now
+            if ( !font )
+            {
+                wxString xfontname;
+                font = wxLoadQueryNearestFont( point_scale,
+                                               M_FONTDATA->m_family,
+                                               M_FONTDATA->m_style,
+                                               M_FONTDATA->m_weight,
+                                               M_FONTDATA->m_underlined,
+                                               M_FONTDATA->m_faceName,
+                                               M_FONTDATA->m_encoding,
+                                               &xfontname);
+                // NB: wxFont::GetNativeFontInfo relies on this
+                //     side-effect of GetInternalFont
+                if ( int_scale == 100 )
+                    M_FONTDATA->m_nativeFontInfo.SetXFontName(xfontname);
+            }
+        }
+
+        if ( font )
+        {
+            list[int_scale] = font;
+        }
+    }
+
+    // it's quite useless to make it a wxCHECK because we're going to crash
+    // anyhow...
+    wxASSERT_MSG( font, wxT("could not load any font?") );
+
+    return font;
 }