Removed rundant files, updated readme.txt.

[wxWidgets.git] / src / gtk / font.cpp

diff --git a/src/gtk/font.cpp b/src/gtk/font.cpp
index e8dbe802e54cff97ef3c8ad72d4d1b9437c26cec..31345187cb36b8a4e2f68ea53962d6ac9af7fa5e 100644 (file)
--- a/src/gtk/font.cpp
+++ b/src/gtk/font.cpp
@@ -41,15 +41,11 @@
 static const int wxDEFAULT_FONT_SIZE = 12;
 
 // ----------------------------------------------------------------------------
 static const int wxDEFAULT_FONT_SIZE = 12;
 
 // ----------------------------------------------------------------------------

-// wxScaledFontList
+// wxScaledFontList: maps the font sizes to the GDK fonts for the given font

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

-// TODO: replace this with a type safe list or hash!!
-class wxScaledFontList : public wxList
-{
-public:
-    wxScaledFontList() : wxList(wxKEY_INTEGER) { }
-};
+WX_DECLARE_HASH_MAP(int, GdkFont *, wxIntegerHash, wxIntegerEqual,
+                    wxScaledFontList);

 
 // ----------------------------------------------------------------------------
 // wxFontRefData
 
 // ----------------------------------------------------------------------------
 // wxFontRefData


@@ -79,10 +75,12 @@ public:
     bool HasNativeFont() const
     {
 #ifdef __WXGTK20__
     bool HasNativeFont() const
     {
 #ifdef __WXGTK20__

-        return TRUE;  // ?
-#else
+        // we always have a Pango font description
+        return TRUE;
+#else // GTK 1.x
+        // only use m_nativeFontInfo if it had been initialized

         return !m_nativeFontInfo.IsDefault();
         return !m_nativeFontInfo.IsDefault();

-#endif
+#endif // GTK 2.0/1.x

     }
 
     // setters: all of them also take care to modify m_nativeFontInfo if we
     }
 
     // setters: all of them also take care to modify m_nativeFontInfo if we


@@ -95,6 +93,9 @@ public:
     void SetFaceName(const wxString& facename);
     void SetEncoding(wxFontEncoding encoding);
 
     void SetFaceName(const wxString& facename);
     void SetEncoding(wxFontEncoding encoding);
 

+    // and this one also modifies all the other font data fields
+    void SetNativeFontInfo(const wxNativeFontInfo& info);
+

     // debugger helper: shows what the font really is
     //
     // VZ: I need this as my gdb either shows wildly wrong values or crashes
     // debugger helper: shows what the font really is
     //
     // VZ: I need this as my gdb either shows wildly wrong values or crashes


@@ -125,11 +126,19 @@ protected:
               const wxString& faceName,
               wxFontEncoding encoding);
 
               const wxString& faceName,
               wxFontEncoding encoding);
 

+    // set all fields from (already initialized and valid) m_nativeFontInfo
+    void InitFromNative();
+

 private:
 private:

-#ifndef __WXGTK20__
+#ifdef __WXGTK20__
+    void ClearGdkFonts() { }
+#else // GTK 1.x
+    // clear m_scaled_xfonts
+    void ClearGdkFonts();
+

     // the map of font sizes to "GdkFont *"
     wxScaledFontList  m_scaled_xfonts;
     // the map of font sizes to "GdkFont *"
     wxScaledFontList  m_scaled_xfonts;

-#endif
+#endif // GTK 2.0/1.x

 
     // the broken down font parameters
     int             m_pointSize;
 
     // the broken down font parameters
     int             m_pointSize;


@@ -173,21 +182,23 @@ void wxFontRefData::Init(int pointSize,
 
     // and here, do we really want to forbid creation of the font of the size
     // 90 (the value of wxDEFAULT)??
 
     // 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_pointSize = pointSize == wxDEFAULT || pointSize == -1
+                    ? wxDEFAULT_FONT_SIZE
+                    : pointSize;

 
     m_underlined = underlined;
     m_encoding = encoding;
 
     m_underlined = underlined;
     m_encoding = encoding;

-    
-    
+
+#ifdef __WXGTK20__

     // Create native font info
     m_nativeFontInfo.description = pango_font_description_new();
 
     // Create native font info
     m_nativeFontInfo.description = pango_font_description_new();
 

-    // And set its values    
+    // And set its values

     switch (m_family)
     {
     switch (m_family)
     {

+        case wxFONTFAMILY_MODERN:

         case wxFONTFAMILY_TELETYPE:
         case wxFONTFAMILY_TELETYPE:

-           pango_font_description_set_family( m_nativeFontInfo.description, "monospaced" );
+           pango_font_description_set_family( m_nativeFontInfo.description, "monospace" );

            break;
         case wxFONTFAMILY_SWISS:
            pango_font_description_set_family( m_nativeFontInfo.description, "serif" );
            break;
         case wxFONTFAMILY_SWISS:
            pango_font_description_set_family( m_nativeFontInfo.description, "serif" );


@@ -199,45 +210,20 @@ void wxFontRefData::Init(int pointSize,
     SetStyle( m_style );
     SetPointSize( m_pointSize );
     SetWeight( m_weight );
     SetStyle( m_style );
     SetPointSize( m_pointSize );
     SetWeight( m_weight );

+#endif // GTK 2.0

 }
 
 }
 

-wxFontRefData::wxFontRefData( const wxFontRefData& data )
-    : wxObjectRefData()
-{
-    m_pointSize = data.m_pointSize;
-    m_family = data.m_family;
-    m_style = data.m_style;
-    m_weight = data.m_weight;
-
-    m_underlined = data.m_underlined;
-
-    m_faceName = data.m_faceName;
-    m_encoding = data.m_encoding;
-
-    m_nativeFontInfo = data.m_nativeFontInfo;
-}
-
-wxFontRefData::wxFontRefData(int size, int family, int style,
-                             int weight, bool underlined,
-                             const wxString& faceName,
-                             wxFontEncoding encoding)
-{
-    Init(size, family, style, weight, underlined, faceName, encoding);
-}
-
-wxFontRefData::wxFontRefData(const wxString& fontname)
+void wxFontRefData::InitFromNative()

 {
 #ifdef __WXGTK20__
 {
 #ifdef __WXGTK20__

-    m_nativeFontInfo.FromString( fontname );
-    

     // Get native info
     PangoFontDescription *desc = m_nativeFontInfo.description;
     // Get native info
     PangoFontDescription *desc = m_nativeFontInfo.description;

-    
+

     // init fields
     m_faceName = wxGTK_CONV_BACK( pango_font_description_get_family( desc ) );
     // init fields
     m_faceName = wxGTK_CONV_BACK( pango_font_description_get_family( desc ) );

-    
+

     m_pointSize = pango_font_description_get_size( desc ) / PANGO_SCALE;
     m_pointSize = pango_font_description_get_size( desc ) / PANGO_SCALE;

-    
+

     switch (pango_font_description_get_style( desc ))
     {
         case PANGO_STYLE_NORMAL:
     switch (pango_font_description_get_style( desc ))
     {
         case PANGO_STYLE_NORMAL:


@@ -272,8 +258,8 @@ wxFontRefData::wxFontRefData(const wxString& fontname)
             m_weight = wxFONTWEIGHT_BOLD;
             break;
     }
             m_weight = wxFONTWEIGHT_BOLD;
             break;
     }

-    
-    if (m_faceName == wxT("monospaced"))
+
+    if (m_faceName == wxT("monospace"))

     {
         m_family = wxFONTFAMILY_TELETYPE;
     }
     {
         m_family = wxFONTFAMILY_TELETYPE;
     }


@@ -291,10 +277,7 @@ wxFontRefData::wxFontRefData(const wxString& fontname)
 
     // Cannot we choose that
     m_encoding = wxFONTENCODING_SYSTEM;
 
     // Cannot we choose that
     m_encoding = wxFONTENCODING_SYSTEM;

-#else
-    // remember the X font name
-    m_nativeFontInfo.SetXFontName(fontname);
-
+#else // GTK 1.x

     // get the font parameters from the XLFD
     // -------------------------------------
 
     // get the font parameters from the XLFD
     // -------------------------------------
 


@@ -389,24 +372,66 @@ wxFontRefData::wxFontRefData(const wxString& fontname)
     }
     else // unknown encoding
     {
     }
     else // unknown encoding
     {

-        // may be give a warning here?
+        // may be give a warning here? or use wxFontMapper?

         m_encoding = wxFONTENCODING_SYSTEM;
     }
         m_encoding = wxFONTENCODING_SYSTEM;
     }

-#endif
+#endif // GTK 2.0/1.x

 }
 
 }
 

-wxFontRefData::~wxFontRefData()
+wxFontRefData::wxFontRefData( const wxFontRefData& data )
+             : wxObjectRefData()
+{
+    m_pointSize = data.m_pointSize;
+    m_family = data.m_family;
+    m_style = data.m_style;
+    m_weight = data.m_weight;
+
+    m_underlined = data.m_underlined;
+
+    m_faceName = data.m_faceName;
+    m_encoding = data.m_encoding;
+
+    m_nativeFontInfo = data.m_nativeFontInfo;
+}
+
+wxFontRefData::wxFontRefData(int size, int family, int style,
+                             int weight, bool underlined,
+                             const wxString& faceName,
+                             wxFontEncoding encoding)
+{
+    Init(size, family, style, weight, underlined, faceName, encoding);
+}
+
+wxFontRefData::wxFontRefData(const wxString& fontname)

 {
 {

+    // VZ: FromString() should really work in both cases, doesn't it?
+#ifdef __WXGTK20__
+    m_nativeFontInfo.FromString( fontname );
+#else // GTK 1.x
+    m_nativeFontInfo.SetXFontName(fontname);
+#endif // GTK 2.0/1.x
+
+    InitFromNative();
+}
+

 #ifndef __WXGTK20__
 #ifndef __WXGTK20__

-    wxNode *node = m_scaled_xfonts.First();
-    while (node)
+void wxFontRefData::ClearGdkFonts()
+{
+    for ( wxScaledFontList::iterator i = m_scaled_xfonts.begin();
+          i != m_scaled_xfonts.end();
+          ++i )

     {
     {

-        GdkFont *font = (GdkFont*)node->Data();
-        wxNode *next = node->Next();
+        GdkFont *font = i->second;

         gdk_font_unref( font );
         gdk_font_unref( font );

-        node = next;

     }
     }

-#endif
+
+    m_scaled_xfonts.clear();
+}
+#endif // GTK 1.x
+
+wxFontRefData::~wxFontRefData()
+{
+    ClearGdkFonts();

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------


@@ -420,7 +445,7 @@ void wxFontRefData::SetPointSize(int pointSize)
 #ifdef __WXGTK20__
     // Get native info
     PangoFontDescription *desc = m_nativeFontInfo.description;
 #ifdef __WXGTK20__
     // Get native info
     PangoFontDescription *desc = m_nativeFontInfo.description;

-    
+

     pango_font_description_set_size( desc, m_pointSize * PANGO_SCALE );
 #else
     if ( HasNativeFont() )
     pango_font_description_set_size( desc, m_pointSize * PANGO_SCALE );
 #else
     if ( HasNativeFont() )


@@ -450,7 +475,7 @@ void wxFontRefData::SetStyle(int style)
 #ifdef __WXGTK20__
     // Get native info
     PangoFontDescription *desc = m_nativeFontInfo.description;
 #ifdef __WXGTK20__
     // Get native info
     PangoFontDescription *desc = m_nativeFontInfo.description;

-    
+

     switch ( style )
     {
         case wxFONTSTYLE_ITALIC:
     switch ( style )
     {
         case wxFONTSTYLE_ITALIC:


@@ -561,6 +586,17 @@ void wxFontRefData::SetEncoding(wxFontEncoding encoding)
 #endif
 }
 
 #endif
 }
 

+void wxFontRefData::SetNativeFontInfo(const wxNativeFontInfo& info)
+{
+    // previously cached fonts shouldn't be used
+    ClearGdkFonts();
+
+    m_nativeFontInfo = info;
+
+    // set all the other font parameters from the native font info
+    InitFromNative();
+}
+

 // ============================================================================
 // wxFont implementation
 // ============================================================================
 // ============================================================================
 // wxFont implementation
 // ============================================================================


@@ -580,7 +616,7 @@ wxFont::wxFont(const wxNativeFontInfo& info)
     Init();
 
 #ifdef __WXGTK20__
     Init();
 
 #ifdef __WXGTK20__

-    Create( info.GetPointSize(), 
+    Create( info.GetPointSize(),

             info.GetFamily(),
             info.GetStyle(),
             info.GetWeight(),
             info.GetFamily(),
             info.GetStyle(),
             info.GetWeight(),


@@ -732,7 +768,7 @@ bool wxFont::IsFixedWidth() const
 void wxFont::SetPointSize(int pointSize)
 {
     Unshare();
 void wxFont::SetPointSize(int pointSize)
 {
     Unshare();

-        
+

     M_FONTDATA->SetPointSize(pointSize);
 }
 
     M_FONTDATA->SetPointSize(pointSize);
 }
 


@@ -782,7 +818,7 @@ void wxFont::SetNativeFontInfo(const wxNativeFontInfo& info)
 {
     Unshare();
 
 {
     Unshare();
 

-    M_FONTDATA->m_nativeFontInfo = info;
+    M_FONTDATA->SetNativeFontInfo(info);

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------


@@ -832,18 +868,20 @@ GdkFont *wxFont::GetInternalFont( float scale ) const
     }
     else
     {
     }
     else
     {

-        PangoFontDescription *font_description = GetNativeFontInfo()->description;
-        
+        PangoFontDescription *
+            font_description = GetNativeFontInfo()->description;
+

         font = gdk_font_from_description( font_description );
     }
         font = gdk_font_from_description( font_description );
     }

-#else
+#else // GTK 1.x

     long int_scale = long(scale * 100.0 + 0.5); // key for fontlist
     int point_scale = (int)((M_FONTDATA->m_pointSize * 10 * int_scale) / 100);
 
     long int_scale = long(scale * 100.0 + 0.5); // key for fontlist
     int point_scale = (int)((M_FONTDATA->m_pointSize * 10 * int_scale) / 100);
 

-    wxNode *node = M_FONTDATA->m_scaled_xfonts.Find(int_scale);
-    if (node)
+    wxScaledFontList& list = M_FONTDATA->m_scaled_xfonts;
+    wxScaledFontList::iterator i = list.find(int_scale);
+    if ( i != list.end() )

     {
     {

-        font = (GdkFont*)node->Data();
+        font = i->second;

     }
     else // we don't have this font in this size yet
     {
     }
     else // we don't have this font in this size yet
     {


@@ -881,10 +919,10 @@ GdkFont *wxFont::GetInternalFont( float scale ) const
 
         if ( font )
         {
 
         if ( font )
         {

-            M_FONTDATA->m_scaled_xfonts.Append( int_scale, (wxObject*)font );
+            list[int_scale] = font;

         }
     }
         }
     }

-#endif  // GTK 2.0
+#endif  // GTK 2.0/1.x

 
     // it's quite useless to make it a wxCHECK because we're going to crash
     // anyhow...
 
     // it's quite useless to make it a wxCHECK because we're going to crash
     // anyhow...