X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/011ba5ed7eb41a0f404960746212bf67a06a9351..81f6ea4a29eb815dbed0adea369efdc8fece0269:/src/gtk/font.cpp

diff --git a/src/gtk/font.cpp b/src/gtk/font.cpp
index 31345187cb..e174e7c2d0 100644
--- a/src/gtk/font.cpp
+++ b/src/gtk/font.cpp
@@ -3,7 +3,7 @@
 // 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
 /////////////////////////////////////////////////////////////////////////////
 
@@ -15,9 +15,8 @@
 // headers
 // ----------------------------------------------------------------------------
 
-#ifdef __GNUG__
-    #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"
@@ -93,6 +92,9 @@ public:
     void SetFaceName(const wxString& facename);
     void SetEncoding(wxFontEncoding encoding);
 
+    void SetNoAntiAliasing( bool no = TRUE ) { m_noAA = no; }
+    bool GetNoAntiAliasing() const { return m_noAA; }
+
     // and this one also modifies all the other font data fields
     void SetNativeFontInfo(const wxNativeFontInfo& info);
 
@@ -130,17 +132,14 @@ protected:
     void InitFromNative();
 
 private:
-#ifdef __WXGTK20__
-    void ClearGdkFonts() { }
-#else // GTK 1.x
-    // clear m_scaled_xfonts
+    // clear m_scaled_xfonts if any
     void ClearGdkFonts();
 
+#ifndef __WXGTK20__
     // 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,
@@ -148,6 +147,7 @@ private:
     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.
@@ -156,12 +156,8 @@ private:
     friend class wxFont;
 };
 
-// ============================================================================
-// wxFontRefData implementation
-// ============================================================================
-
 // ----------------------------------------------------------------------------
-// wxFontRefData creation
+// wxFontRefData
 // ----------------------------------------------------------------------------
 
 void wxFontRefData::Init(int pointSize,
@@ -189,24 +185,36 @@ void wxFontRefData::Init(int pointSize,
     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
-    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 );
@@ -215,6 +223,8 @@ void wxFontRefData::Init(int pointSize,
 
 void wxFontRefData::InitFromNative()
 {
+    m_noAA = FALSE;
+
 #ifdef __WXGTK20__
     // Get native info
     PangoFontDescription *desc = m_nativeFontInfo.description;
@@ -222,42 +232,14 @@ void wxFontRefData::InitFromNative()
     // init fields
     m_faceName = wxGTK_CONV_BACK( pango_font_description_get_family( desc ) );
 
-    m_pointSize = pango_font_description_get_size( desc ) / PANGO_SCALE;
+    // Pango sometimes needs to have a size
+    int pango_size = pango_font_description_get_size( desc );
+    if (pango_size == 0)
+        m_nativeFontInfo.SetPointSize(12);
 
-    switch (pango_font_description_get_style( desc ))
-    {
-        case PANGO_STYLE_NORMAL:
-            m_style = wxFONTSTYLE_NORMAL;
-            break;
-        case PANGO_STYLE_ITALIC:
-            m_style = wxFONTSTYLE_ITALIC;
-            break;
-        case PANGO_STYLE_OBLIQUE:
-            m_style = wxFONTSTYLE_SLANT;
-            break;
-    }
-
-    switch (pango_font_description_get_weight( desc ))
-    {
-        case PANGO_WEIGHT_ULTRALIGHT:
-            m_weight = wxFONTWEIGHT_LIGHT;
-            break;
-        case PANGO_WEIGHT_LIGHT:
-            m_weight = wxFONTWEIGHT_LIGHT;
-            break;
-        case PANGO_WEIGHT_NORMAL:
-            m_weight = wxFONTWEIGHT_NORMAL;
-            break;
-        case PANGO_WEIGHT_BOLD:
-            m_weight = wxFONTWEIGHT_BOLD;
-            break;
-        case PANGO_WEIGHT_ULTRABOLD:
-            m_weight = wxFONTWEIGHT_BOLD;
-            break;
-        case PANGO_WEIGHT_HEAVY:
-            m_weight = wxFONTWEIGHT_BOLD;
-            break;
-    }
+    m_pointSize = m_nativeFontInfo.GetPointSize();
+    m_style = m_nativeFontInfo.GetStyle();
+    m_weight = m_nativeFontInfo.GetWeight();
 
     if (m_faceName == wxT("monospace"))
     {
@@ -267,6 +249,10 @@ void wxFontRefData::InitFromNative()
     {
         m_family = wxFONTFAMILY_SWISS;
     }
+    else if (m_faceName == wxT("serif"))
+    {
+        m_family = wxFONTFAMILY_ROMAN;
+    }
     else
     {
         m_family = wxFONTFAMILY_UNKNOWN;
@@ -391,7 +377,12 @@ wxFontRefData::wxFontRefData( const wxFontRefData& data )
     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,
@@ -414,9 +405,9 @@ wxFontRefData::wxFontRefData(const wxString& fontname)
     InitFromNative();
 }
 
-#ifndef __WXGTK20__
 void wxFontRefData::ClearGdkFonts()
 {
+#ifndef __WXGTK20__
     for ( wxScaledFontList::iterator i = m_scaled_xfonts.begin();
           i != m_scaled_xfonts.end();
           ++i )
@@ -426,8 +417,8 @@ void wxFontRefData::ClearGdkFonts()
     }
 
     m_scaled_xfonts.clear();
-}
 #endif // GTK 1.x
+}
 
 wxFontRefData::~wxFontRefData()
 {
@@ -443,10 +434,7 @@ void wxFontRefData::SetPointSize(int pointSize)
     m_pointSize = pointSize;
 
 #ifdef __WXGTK20__
-    // Get native info
-    PangoFontDescription *desc = m_nativeFontInfo.description;
-
-    pango_font_description_set_size( desc, m_pointSize * PANGO_SCALE );
+    m_nativeFontInfo.SetPointSize(pointSize);
 #else
     if ( HasNativeFont() )
     {
@@ -473,24 +461,7 @@ void wxFontRefData::SetStyle(int style)
     m_style = style;
 
 #ifdef __WXGTK20__
-    // Get native info
-    PangoFontDescription *desc = m_nativeFontInfo.description;
-
-    switch ( style )
-    {
-        case wxFONTSTYLE_ITALIC:
-            pango_font_description_set_style( desc, PANGO_STYLE_ITALIC );
-            break;
-        case wxFONTSTYLE_SLANT:
-            pango_font_description_set_style( desc, PANGO_STYLE_OBLIQUE );
-            break;
-        default:
-            wxFAIL_MSG( _T("unknown font style") );
-            // fall through
-        case wxFONTSTYLE_NORMAL:
-            pango_font_description_set_style( desc, PANGO_STYLE_NORMAL );
-            break;
-    }
+    m_nativeFontInfo.SetStyle((wxFontStyle)style);
 #else
     if ( HasNativeFont() )
     {
@@ -522,7 +493,9 @@ void wxFontRefData::SetWeight(int weight)
 {
     m_weight = weight;
 
-#ifndef __WXGTK20__
+#ifdef __WXGTK20__
+    m_nativeFontInfo.SetWeight((wxFontWeight)weight);
+#else //!__WXGTK20__
     if ( HasNativeFont() )
     {
         wxString boldness;
@@ -561,7 +534,9 @@ void wxFontRefData::SetFaceName(const wxString& facename)
 {
     m_faceName = facename;
 
-#ifndef __WXGTK20__
+#ifdef __WXGTK20__
+    m_nativeFontInfo.SetFaceName(facename);
+#else
     if ( HasNativeFont() )
     {
         m_nativeFontInfo.SetXFontComponent(wxXLFD_FAMILY, facename);
@@ -597,10 +572,6 @@ void wxFontRefData::SetNativeFontInfo(const wxNativeFontInfo& info)
     InitFromNative();
 }
 
-// ============================================================================
-// wxFont implementation
-// ============================================================================
-
 // ----------------------------------------------------------------------------
 // wxFont creation
 // ----------------------------------------------------------------------------
@@ -624,7 +595,7 @@ wxFont::wxFont(const wxNativeFontInfo& info)
             info.GetFaceName(),
             info.GetEncoding() );
 #else
-    Create(info.GetXFontName());
+    (void) Create(info.GetXFontName());
 #endif
 }
 
@@ -636,6 +607,8 @@ bool wxFont::Create( int pointSize,
                      const wxString& face,
                      wxFontEncoding encoding)
 {
+    UnRef();
+
     m_refData = new wxFontRefData(pointSize, family, style, weight,
                                   underlined, face, encoding);
 
@@ -679,42 +652,71 @@ wxFont::~wxFont()
 // accessors
 // ----------------------------------------------------------------------------
 
-// all accessors are just forwarded to wxFontRefData which has everything we
-// need
-
 int wxFont::GetPointSize() const
 {
     wxCHECK_MSG( Ok(), 0, wxT("invalid font") );
 
+#if wxUSE_PANGO
+    return M_FONTDATA->HasNativeFont() ? M_FONTDATA->m_nativeFontInfo.GetPointSize()
+                                       : M_FONTDATA->m_pointSize;
+#else
     return M_FONTDATA->m_pointSize;
+#endif
 }
 
 wxString wxFont::GetFaceName() const
 {
     wxCHECK_MSG( Ok(), wxT(""), wxT("invalid font") );
 
+#if wxUSE_PANGO
+    return M_FONTDATA->HasNativeFont() ? M_FONTDATA->m_nativeFontInfo.GetFaceName()
+                                       : M_FONTDATA->m_faceName;
+#else
     return M_FONTDATA->m_faceName;
+#endif
 }
 
 int wxFont::GetFamily() const
 {
     wxCHECK_MSG( Ok(), 0, wxT("invalid font") );
 
+#if wxUSE_PANGO
+    int ret = M_FONTDATA->m_family;
+    if (M_FONTDATA->HasNativeFont())
+        // wxNativeFontInfo::GetFamily is expensive, must not call more than once
+        ret = M_FONTDATA->m_nativeFontInfo.GetFamily();
+
+    if (ret == wxFONTFAMILY_DEFAULT)
+        ret = M_FONTDATA->m_family;
+
+    return ret;
+#else
     return M_FONTDATA->m_family;
+#endif
 }
 
 int wxFont::GetStyle() const
 {
     wxCHECK_MSG( Ok(), 0, wxT("invalid font") );
 
+#if wxUSE_PANGO
+    return M_FONTDATA->HasNativeFont() ? M_FONTDATA->m_nativeFontInfo.GetStyle()
+                                       : M_FONTDATA->m_style;
+#else
     return M_FONTDATA->m_style;
+#endif
 }
 
 int wxFont::GetWeight() const
 {
     wxCHECK_MSG( Ok(), 0, wxT("invalid font") );
 
+#if wxUSE_PANGO
+    return M_FONTDATA->HasNativeFont() ? M_FONTDATA->m_nativeFontInfo.GetWeight()
+                                       : M_FONTDATA->m_weight;
+#else
     return M_FONTDATA->m_weight;
+#endif
 }
 
 bool wxFont::GetUnderlined() const
@@ -728,19 +730,32 @@ wxFontEncoding wxFont::GetEncoding() const
 {
     wxCHECK_MSG( Ok(), wxFONTENCODING_DEFAULT, wxT("invalid font") );
 
+    // m_encoding is unused in wxGTK2, return encoding that the user set.
     return M_FONTDATA->m_encoding;
 }
 
-wxNativeFontInfo *wxFont::GetNativeFontInfo() const
+bool wxFont::GetNoAntiAliasing() const
+{
+    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") );
 
-#ifndef __WXGTK20__  // ???
-    if ( M_FONTDATA->m_nativeFontInfo.GetXFontName().empty() )
+#ifndef __WXGTK20__
+    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();
+    }
 #endif
 
-    return new wxNativeFontInfo(M_FONTDATA->m_nativeFontInfo);
+    return &(M_FONTDATA->m_nativeFontInfo);
 }
 
 bool wxFont::IsFixedWidth() const
@@ -814,17 +829,25 @@ void wxFont::SetEncoding(wxFontEncoding 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();
 
-    M_FONTDATA->SetNativeFontInfo(info);
+    M_FONTDATA->SetNoAntiAliasing( no );
 }
 
 // ----------------------------------------------------------------------------
 // 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
@@ -836,13 +859,13 @@ extern GdkFont *GtkGetDefaultGuiFont()
         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)
-                g_systemDefaultGuiFont = gdk_font_ref( GET_STYLE_FONT(def) );
+                g_systemDefaultGuiFont = gdk_font_ref( def->font );
         }
         gtk_widget_destroy( widget );
     }
@@ -861,19 +884,6 @@ GdkFont *wxFont::GetInternalFont( float scale ) const
 
     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);
 
@@ -893,7 +903,7 @@ GdkFont *wxFont::GetInternalFont( float scale ) const
         if ( !font )
         {
             // do we have the XLFD?
-            if ( M_FONTDATA->HasNativeFont() )
+            if ( int_scale == 100 && M_FONTDATA->HasNativeFont() )
             {
                 font = wxLoadFont(M_FONTDATA->m_nativeFontInfo.GetXFontName());
             }
@@ -910,10 +920,10 @@ GdkFont *wxFont::GetInternalFont( float scale ) const
                                                M_FONTDATA->m_faceName,
                                                M_FONTDATA->m_encoding,
                                                &xfontname);
-                if ( font )
-                {
+                // NB: wxFont::GetNativeFontInfo relies on this
+                //     side-effect of GetInternalFont
+                if ( int_scale == 100 )
                     M_FONTDATA->m_nativeFontInfo.SetXFontName(xfontname);
-                }
             }
         }
 
@@ -922,7 +932,6 @@ GdkFont *wxFont::GetInternalFont( float scale ) const
             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...
@@ -930,4 +939,5 @@ GdkFont *wxFont::GetInternalFont( float scale ) const
 
     return font;
 }
+#endif  // not GTK 2.0