A little clarification

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

diff --git a/src/gtk/font.cpp b/src/gtk/font.cpp
index 31345187cb36b8a4e2f68ea53962d6ac9af7fa5e..eef97f198b6735ff8e99a500af5868ee8cf8e371 100644 (file)
--- a/src/gtk/font.cpp
+++ b/src/gtk/font.cpp
@@ -3,7 +3,7 @@
 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$
 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$

-// Copyright:   (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
+// Copyright:   (c) 1998 Robert Roebling and Julian Smart

 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 


@@ -15,10 +15,13 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 

-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)

     #pragma implementation "font.h"
 #endif
 
     #pragma implementation "font.h"
 #endif
 

+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+

 #include "wx/font.h"
 #include "wx/fontutil.h"
 #include "wx/cmndata.h"
 #include "wx/font.h"
 #include "wx/fontutil.h"
 #include "wx/cmndata.h"


@@ -83,6 +86,11 @@ public:
 #endif // GTK 2.0/1.x
     }
 
 #endif // GTK 2.0/1.x
     }
 

+#ifndef __WXGTK20__
+    // reinitilize the font with the gived XFLD
+    void ReInit(const wxString& fontname);
+#endif
+

     // 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);
     // 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);


@@ -93,6 +101,9 @@ public:
     void SetFaceName(const wxString& facename);
     void SetEncoding(wxFontEncoding encoding);
 
     void SetFaceName(const wxString& facename);
     void SetEncoding(wxFontEncoding encoding);
 

+    void SetNoAntiAliasing( bool no = TRUE ) { m_noAA = no; }
+    bool GetNoAntiAliasing() { return m_noAA; }
+

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


@@ -130,17 +141,14 @@ protected:
     void InitFromNative();
 
 private:
     void InitFromNative();
 
 private:

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

     void ClearGdkFonts();
 
     void ClearGdkFonts();
 

+#ifndef __WXGTK20__

     // the map of font sizes to "GdkFont *"
     wxScaledFontList  m_scaled_xfonts;
 #endif // GTK 2.0/1.x
 
     // the map of font sizes to "GdkFont *"
     wxScaledFontList  m_scaled_xfonts;
 #endif // GTK 2.0/1.x
 

-    // the broken down font parameters

     int             m_pointSize;
     int             m_family,
                     m_style,
     int             m_pointSize;
     int             m_family,
                     m_style,


@@ -148,6 +156,7 @@ private:
     bool            m_underlined;
     wxString        m_faceName;
     wxFontEncoding  m_encoding;  // Unused under GTK 2.0
     bool            m_underlined;
     wxString        m_faceName;
     wxFontEncoding  m_encoding;  // Unused under GTK 2.0

+    bool            m_noAA;      // No anti-aliasing

 
     // The native font info, basicly an XFLD under GTK 1.2 and
     // the pango font description under GTK 2.0.
 
     // The native font info, basicly an XFLD under GTK 1.2 and
     // the pango font description under GTK 2.0.


@@ -156,12 +165,8 @@ private:
     friend class wxFont;
 };
 
     friend class wxFont;
 };
 

-// ============================================================================
-// wxFontRefData implementation
-// ============================================================================
-

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

-// wxFontRefData creation
+// wxFontRefData

 // ----------------------------------------------------------------------------
 
 void wxFontRefData::Init(int pointSize,
 // ----------------------------------------------------------------------------
 
 void wxFontRefData::Init(int pointSize,


@@ -189,24 +194,36 @@ void wxFontRefData::Init(int pointSize,
     m_underlined = underlined;
     m_encoding = encoding;
 
     m_underlined = underlined;
     m_encoding = encoding;
 

+    m_noAA = FALSE;
+

 #ifdef __WXGTK20__
     // Create native font info
     m_nativeFontInfo.description = pango_font_description_new();
 
     // And set its values
 #ifdef __WXGTK20__
     // Create native font info
     m_nativeFontInfo.description = pango_font_description_new();
 
     // And set its values

-    switch (m_family)
-    {
-        case wxFONTFAMILY_MODERN:
-        case wxFONTFAMILY_TELETYPE:
-           pango_font_description_set_family( m_nativeFontInfo.description, "monospace" );
-           break;
-        case wxFONTFAMILY_SWISS:
-           pango_font_description_set_family( m_nativeFontInfo.description, "serif" );
-           break;
-        default:
-           pango_font_description_set_family( m_nativeFontInfo.description, "sans" );
-           break;
+    if (!m_faceName.empty())
+    {
+       pango_font_description_set_family( m_nativeFontInfo.description, wxGTK_CONV(m_faceName) );

     }
     }

+    else
+    {
+        switch (m_family)
+        {
+            case wxFONTFAMILY_MODERN:
+            case wxFONTFAMILY_TELETYPE:
+               pango_font_description_set_family( m_nativeFontInfo.description, "monospace" );
+               break;
+            case wxFONTFAMILY_ROMAN:
+               pango_font_description_set_family( m_nativeFontInfo.description, "serif" );
+               break;
+            case wxFONTFAMILY_SWISS:
+               // SWISS = sans serif
+            default:
+               pango_font_description_set_family( m_nativeFontInfo.description, "sans" );
+               break;
+        }
+    }
+

     SetStyle( m_style );
     SetPointSize( m_pointSize );
     SetWeight( m_weight );
     SetStyle( m_style );
     SetPointSize( m_pointSize );
     SetWeight( m_weight );


@@ -215,6 +232,8 @@ void wxFontRefData::Init(int pointSize,
 
 void wxFontRefData::InitFromNative()
 {
 
 void wxFontRefData::InitFromNative()
 {

+    m_noAA = FALSE;
+

 #ifdef __WXGTK20__
     // Get native info
     PangoFontDescription *desc = m_nativeFontInfo.description;
 #ifdef __WXGTK20__
     // Get native info
     PangoFontDescription *desc = m_nativeFontInfo.description;


@@ -267,6 +286,10 @@ void wxFontRefData::InitFromNative()
     {
         m_family = wxFONTFAMILY_SWISS;
     }
     {
         m_family = wxFONTFAMILY_SWISS;
     }

+    else if (m_faceName == wxT("serif"))
+    {
+        m_family = wxFONTFAMILY_ROMAN;
+    }

     else
     {
         m_family = wxFONTFAMILY_UNKNOWN;
     else
     {
         m_family = wxFONTFAMILY_UNKNOWN;


@@ -391,7 +414,12 @@ wxFontRefData::wxFontRefData( const wxFontRefData& data )
     m_faceName = data.m_faceName;
     m_encoding = data.m_encoding;
 
     m_faceName = data.m_faceName;
     m_encoding = data.m_encoding;
 

-    m_nativeFontInfo = data.m_nativeFontInfo;
+    m_noAA = data.m_noAA;
+
+    // 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());

 }
 
 wxFontRefData::wxFontRefData(int size, int family, int style,
 }
 
 wxFontRefData::wxFontRefData(int size, int family, int style,


@@ -415,8 +443,17 @@ wxFontRefData::wxFontRefData(const wxString& fontname)
 }
 
 #ifndef __WXGTK20__
 }
 
 #ifndef __WXGTK20__

+void wxFontRefData::ReInit(const wxString& fontname)
+{
+    m_nativeFontInfo.SetXFontName(fontname);
+
+    InitFromNative();
+}
+#endif
+

 void wxFontRefData::ClearGdkFonts()
 {
 void wxFontRefData::ClearGdkFonts()
 {

+#ifndef __WXGTK20__

     for ( wxScaledFontList::iterator i = m_scaled_xfonts.begin();
           i != m_scaled_xfonts.end();
           ++i )
     for ( wxScaledFontList::iterator i = m_scaled_xfonts.begin();
           i != m_scaled_xfonts.end();
           ++i )


@@ -426,8 +463,8 @@ void wxFontRefData::ClearGdkFonts()
     }
 
     m_scaled_xfonts.clear();
     }
 
     m_scaled_xfonts.clear();

-}

 #endif // GTK 1.x
 #endif // GTK 1.x

+}

 
 wxFontRefData::~wxFontRefData()
 {
 
 wxFontRefData::~wxFontRefData()
 {


@@ -522,7 +559,27 @@ void wxFontRefData::SetWeight(int weight)
 {
     m_weight = weight;
 
 {
     m_weight = weight;
 

-#ifndef __WXGTK20__
+#ifdef __WXGTK20__
+    PangoFontDescription *desc = m_nativeFontInfo.description;
+    switch ( weight )
+    {
+        case wxFONTWEIGHT_BOLD:
+            pango_font_description_set_weight(desc, PANGO_WEIGHT_BOLD);
+            break;
+
+        case wxFONTWEIGHT_LIGHT:
+            pango_font_description_set_weight(desc, PANGO_WEIGHT_LIGHT);
+            break;
+
+        default:
+            wxFAIL_MSG( _T("unknown font weight") );
+            // fall through
+
+        case wxFONTWEIGHT_NORMAL:
+            // unspecified
+            pango_font_description_set_weight(desc, PANGO_WEIGHT_NORMAL);
+    }
+#else //!__WXGTK20__

     if ( HasNativeFont() )
     {
         wxString boldness;
     if ( HasNativeFont() )
     {
         wxString boldness;


@@ -597,10 +654,6 @@ void wxFontRefData::SetNativeFontInfo(const wxNativeFontInfo& info)
     InitFromNative();
 }
 
     InitFromNative();
 }
 

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

 // ----------------------------------------------------------------------------
 // wxFont creation
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // wxFont creation
 // ----------------------------------------------------------------------------


@@ -624,7 +677,7 @@ wxFont::wxFont(const wxNativeFontInfo& info)
             info.GetFaceName(),
             info.GetEncoding() );
 #else
             info.GetFaceName(),
             info.GetEncoding() );
 #else

-    Create(info.GetXFontName());
+    (void) Create(info.GetXFontName());

 #endif
 }
 
 #endif
 }
 


@@ -636,6 +689,8 @@ bool wxFont::Create( int pointSize,
                      const wxString& face,
                      wxFontEncoding encoding)
 {
                      const wxString& face,
                      wxFontEncoding encoding)
 {

+    UnRef();
+

     m_refData = new wxFontRefData(pointSize, family, style, weight,
                                   underlined, face, encoding);
 
     m_refData = new wxFontRefData(pointSize, family, style, weight,
                                   underlined, face, encoding);
 


@@ -679,9 +734,6 @@ wxFont::~wxFont()
 // accessors
 // ----------------------------------------------------------------------------
 
 // accessors
 // ----------------------------------------------------------------------------
 

-// all accessors are just forwarded to wxFontRefData which has everything we
-// need
-

 int wxFont::GetPointSize() const
 {
     wxCHECK_MSG( Ok(), 0, wxT("invalid font") );
 int wxFont::GetPointSize() const
 {
     wxCHECK_MSG( Ok(), 0, wxT("invalid font") );


@@ -731,16 +783,23 @@ wxFontEncoding wxFont::GetEncoding() const
     return M_FONTDATA->m_encoding;
 }
 
     return M_FONTDATA->m_encoding;
 }
 

-wxNativeFontInfo *wxFont::GetNativeFontInfo() const
+bool wxFont::GetNoAntiAliasing()
+{
+    wxCHECK_MSG( Ok(), wxFONTENCODING_DEFAULT, wxT("invalid font") );
+
+    return M_FONTDATA->m_noAA;
+}
+
+const wxNativeFontInfo *wxFont::GetNativeFontInfo() const

 {
     wxCHECK_MSG( Ok(), (wxNativeFontInfo *)NULL, wxT("invalid font") );
 
 {
     wxCHECK_MSG( Ok(), (wxNativeFontInfo *)NULL, wxT("invalid font") );
 

-#ifndef __WXGTK20__  // ???
+#ifndef __WXGTK20__

     if ( M_FONTDATA->m_nativeFontInfo.GetXFontName().empty() )
         GetInternalFont();
 #endif
 
     if ( M_FONTDATA->m_nativeFontInfo.GetXFontName().empty() )
         GetInternalFont();
 #endif
 

-    return new wxNativeFontInfo(M_FONTDATA->m_nativeFontInfo);
+    return &(M_FONTDATA->m_nativeFontInfo);

 }
 
 bool wxFont::IsFixedWidth() const
 }
 
 bool wxFont::IsFixedWidth() const


@@ -814,17 +873,25 @@ void wxFont::SetEncoding(wxFontEncoding encoding)
     M_FONTDATA->SetEncoding(encoding);
 }
 
     M_FONTDATA->SetEncoding(encoding);
 }
 

-void wxFont::SetNativeFontInfo(const wxNativeFontInfo& info)
+void wxFont::DoSetNativeFontInfo( const wxNativeFontInfo& info )
+{
+    Unshare();
+
+    M_FONTDATA->SetNativeFontInfo( info );
+}
+
+void wxFont::SetNoAntiAliasing( bool no )

 {
     Unshare();
 
 {
     Unshare();
 

-    M_FONTDATA->SetNativeFontInfo(info);
+    M_FONTDATA->SetNoAntiAliasing( no );

 }
 
 // ----------------------------------------------------------------------------
 // get internal representation of font
 // ----------------------------------------------------------------------------
 
 }
 
 // ----------------------------------------------------------------------------
 // get internal representation of font
 // ----------------------------------------------------------------------------
 

+#ifndef __WXGTK20__

 static GdkFont *g_systemDefaultGuiFont = (GdkFont*) NULL;
 
 // this is also used from tbargtk.cpp and tooltip.cpp, hence extern
 static GdkFont *g_systemDefaultGuiFont = (GdkFont*) NULL;
 
 // this is also used from tbargtk.cpp and tooltip.cpp, hence extern


@@ -836,13 +903,13 @@ extern GdkFont *GtkGetDefaultGuiFont()
         GtkStyle *def = gtk_rc_get_style( widget );
         if (def)
         {
         GtkStyle *def = gtk_rc_get_style( widget );
         if (def)
         {

-            g_systemDefaultGuiFont = gdk_font_ref( GET_STYLE_FONT(def) );
+            g_systemDefaultGuiFont = gdk_font_ref( def->font );

         }
         else
         {
             def = gtk_widget_get_default_style();
             if (def)
         }
         else
         {
             def = gtk_widget_get_default_style();
             if (def)

-                g_systemDefaultGuiFont = gdk_font_ref( GET_STYLE_FONT(def) );
+                g_systemDefaultGuiFont = gdk_font_ref( def->font );

         }
         gtk_widget_destroy( widget );
     }
         }
         gtk_widget_destroy( widget );
     }


@@ -861,19 +928,6 @@ GdkFont *wxFont::GetInternalFont( float scale ) const
 
     wxCHECK_MSG( Ok(), font, wxT("invalid font") )
 
 
     wxCHECK_MSG( Ok(), font, wxT("invalid font") )
 

-#ifdef __WXGTK20__
-    if (*this == wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT))
-    {
-        font = GtkGetDefaultGuiFont();
-    }
-    else
-    {
-        PangoFontDescription *
-            font_description = GetNativeFontInfo()->description;
-
-        font = gdk_font_from_description( font_description );
-    }
-#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);
 


@@ -912,7 +966,7 @@ GdkFont *wxFont::GetInternalFont( float scale ) const
                                                &xfontname);
                 if ( font )
                 {
                                                &xfontname);
                 if ( font )
                 {

-                    M_FONTDATA->m_nativeFontInfo.SetXFontName(xfontname);
+                    M_FONTDATA->ReInit(xfontname);

                 }
             }
         }
                 }
             }
         }


@@ -922,7 +976,6 @@ GdkFont *wxFont::GetInternalFont( float scale ) const
             list[int_scale] = font;
         }
     }
             list[int_scale] = font;
         }
     }

-#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...


@@ -930,4 +983,5 @@ GdkFont *wxFont::GetInternalFont( float scale ) const
 
     return font;
 }
 
     return font;
 }

+#endif  // not GTK 2.0