Made element layout consistent with wxMSW/wxGTK when

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

diff --git a/src/unix/fontutil.cpp b/src/unix/fontutil.cpp
index e826a295a26f6da2c744a0e53de507e8ecc68525..e422117996645d276c7e23429997834dd584b893 100644 (file)
--- a/src/unix/fontutil.cpp
+++ b/src/unix/fontutil.cpp
@@ -6,7 +6,7 @@
 // Created:     05.11.99
 // RCS-ID:      $Id$
 // Copyright:   (c) Vadim Zeitlin
 // Created:     05.11.99
 // RCS-ID:      $Id$
 // Copyright:   (c) Vadim Zeitlin

-// Licence:     wxWindows license
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================


@@ -17,7 +17,7 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 

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

     #pragma implementation "fontutil.h"
 #endif
 
     #pragma implementation "fontutil.h"
 #endif
 


@@ -29,6 +29,7 @@
 #endif
 
 #ifndef WX_PRECOMP
 #endif
 
 #ifndef WX_PRECOMP

+    #include "wx/encinfo.h"

 #endif // PCH
 
 #include "wx/fontutil.h"
 #endif // PCH
 
 #include "wx/fontutil.h"


@@ -37,9 +38,15 @@
 #include "wx/hash.h"
 #include "wx/module.h"
 
 #include "wx/hash.h"
 #include "wx/module.h"
 

-#ifdef __WXGTK20__
+#if wxUSE_PANGO
+
+#include "pango/pango.h"

 
 

+#ifdef __WXGTK20__

 #include "wx/gtk/private.h"
 #include "wx/gtk/private.h"

+#else
+#include "wx/x11/private.h"
+#endif

 
 // ----------------------------------------------------------------------------
 // wxNativeFontInfo
 
 // ----------------------------------------------------------------------------
 // wxNativeFontInfo


@@ -71,7 +78,7 @@ wxFontStyle wxNativeFontInfo::GetStyle() const
             m_style = wxFONTSTYLE_SLANT;
             break;
     }
             m_style = wxFONTSTYLE_SLANT;
             break;
     }

-    
+

     return m_style;
 }
 
     return m_style;
 }
 


@@ -100,7 +107,7 @@ wxFontWeight wxNativeFontInfo::GetWeight() const
             m_weight = wxFONTWEIGHT_BOLD;
             break;
     }
             m_weight = wxFONTWEIGHT_BOLD;
             break;
     }

-    
+

     return m_weight;
 }
 
     return m_weight;
 }
 


@@ -112,7 +119,7 @@ bool wxNativeFontInfo::GetUnderlined() const
 wxString wxNativeFontInfo::GetFaceName() const
 {
     wxString tmp = wxGTK_CONV_BACK( pango_font_description_get_family( description ) );
 wxString wxNativeFontInfo::GetFaceName() const
 {
     wxString tmp = wxGTK_CONV_BACK( pango_font_description_get_family( description ) );

-    
+

     return tmp;
 }
 
     return tmp;
 }
 


@@ -126,6 +133,44 @@ wxFontEncoding wxNativeFontInfo::GetEncoding() const
     return wxFONTENCODING_SYSTEM;
 }
 
     return wxFONTENCODING_SYSTEM;
 }
 

+
+void wxNativeFontInfo::SetPointSize(int WXUNUSED(pointsize))
+{
+    wxFAIL_MSG( _T("not implemented") );
+}
+
+void wxNativeFontInfo::SetStyle(wxFontStyle WXUNUSED(style))
+{
+    wxFAIL_MSG( _T("not implemented") );
+}
+
+void wxNativeFontInfo::SetWeight(wxFontWeight WXUNUSED(weight))
+{
+    wxFAIL_MSG( _T("not implemented") );
+}
+
+void wxNativeFontInfo::SetUnderlined(bool WXUNUSED(underlined))
+{
+    wxFAIL_MSG( _T("not implemented") );
+}
+
+void wxNativeFontInfo::SetFaceName(wxString WXUNUSED(facename))
+{
+    wxFAIL_MSG( _T("not implemented") );
+}
+
+void wxNativeFontInfo::SetFamily(wxFontFamily WXUNUSED(family))
+{
+    wxFAIL_MSG( _T("not implemented") );
+}
+
+void wxNativeFontInfo::SetEncoding(wxFontEncoding WXUNUSED(encoding))
+{
+    wxFAIL_MSG( _T("not implemented") );
+}
+
+
+

 bool wxNativeFontInfo::FromString(const wxString& s)
 {
     if (description)
 bool wxNativeFontInfo::FromString(const wxString& s)
 {
     if (description)


@@ -138,7 +183,9 @@ bool wxNativeFontInfo::FromString(const wxString& s)
 
 wxString wxNativeFontInfo::ToString() const
 {
 
 wxString wxNativeFontInfo::ToString() const
 {

-    wxString tmp = wxGTK_CONV_BACK( pango_font_description_to_string( description ) );
+    char *str = pango_font_description_to_string( description );
+    wxString tmp = wxGTK_CONV_BACK(  str );
+    g_free( str );

 
     return tmp;
 }
 
     return tmp;
 }


@@ -178,8 +225,7 @@ bool wxGetNativeFontEncoding(wxFontEncoding encoding,
     return FALSE;
 }
 
     return FALSE;
 }
 

-#else 
-   // __WXGTK20__
+#else // GTK+ 1.x

 
 #ifdef __X__
     #ifdef __VMS__
 
 #ifdef __X__
     #ifdef __VMS__


@@ -228,7 +274,13 @@ static wxHashTable *g_fontHash = (wxHashTable*) NULL;
 #elif defined(__WXGTK__)
     wxNativeFont wxLoadFont(const wxString& fontSpec)
     {
 #elif defined(__WXGTK__)
     wxNativeFont wxLoadFont(const wxString& fontSpec)
     {

-       return gdk_font_load( wxConvertWX2MB(fontSpec) );
+        // VZ: we should use gdk_fontset_load() instead of gdk_font_load()
+        //     here to be able to display Japanese fonts correctly (at least
+        //     this is what people report) but unfortunately doing it results
+        //     in tons of warnings when using GTK with "normal" European
+        //     languages and so we can't always do it and I don't know enough
+        //     to determine when should this be done... (FIXME)
+        return gdk_font_load( wxConvertWX2MB(fontSpec) );

     }
 
     inline void wxFreeFont(wxNativeFont font)
     }
 
     inline void wxFreeFont(wxNativeFont font)


@@ -381,16 +433,20 @@ bool wxNativeFontInfo::FromXFontName(const wxString& fontname)
             return FALSE;
         }
 
             return FALSE;
         }
 

-        fontElements[n] = tokenizer.GetNextToken();
+        wxString field = tokenizer.GetNextToken();
+        if ( !field.empty() && field != _T('*') )
+        {
+            // we're really initialized now
+            m_isDefault = FALSE;
+        }
+
+        fontElements[n] = field;

     }
 
     // this should be all
     if ( tokenizer.HasMoreTokens() )
         return FALSE;
 
     }
 
     // this should be all
     if ( tokenizer.HasMoreTokens() )
         return FALSE;
 

-    // we're initialized now
-    m_isDefault = FALSE;
-

     return TRUE;
 }
 
     return TRUE;
 }
 


@@ -452,6 +508,164 @@ void wxNativeFontInfo::SetXFontName(const wxString& xFontName_)
     m_isDefault = FALSE;
 }
 
     m_isDefault = FALSE;
 }
 

+int wxNativeFontInfo::GetPointSize() const
+{
+    const wxString s = GetXFontComponent(wxXLFD_POINTSIZE);
+
+    // return -1 to indicate that the size is unknown
+    long l;
+    return s.ToLong(&l) ? l : -1;
+}
+
+wxFontStyle wxNativeFontInfo::GetStyle() const
+{
+    const wxString s = GetXFontComponent(wxXLFD_SLANT);
+
+    if ( s.length() != 1 )
+    {
+        // it is really unknown but we don't have any way to return it from
+        // here
+        return wxFONTSTYLE_NORMAL;
+    }
+
+    switch ( s[0] )
+    {
+        default:
+            // again, unknown but consider normal by default
+
+        case _T('r'):
+            return wxFONTSTYLE_NORMAL;
+
+        case _T('i'):
+            return wxFONTSTYLE_ITALIC;
+
+        case _T('o'):
+            return wxFONTSTYLE_SLANT;
+    }
+}
+
+wxFontWeight wxNativeFontInfo::GetWeight() const
+{
+    const wxString s = GetXFontComponent(wxXLFD_WEIGHT).MakeLower();
+    if ( s.find(_T("bold")) != wxString::npos || s == _T("black") )
+        return wxFONTWEIGHT_BOLD;
+    else if ( s == _T("light") )
+        return wxFONTWEIGHT_LIGHT;
+
+    return wxFONTWEIGHT_NORMAL;
+}
+
+bool wxNativeFontInfo::GetUnderlined() const
+{
+    // X fonts are never underlined
+    return FALSE;
+}
+
+wxString wxNativeFontInfo::GetFaceName() const
+{
+    // wxWindows facename probably more accurately corresponds to X family
+    return GetXFontComponent(wxXLFD_FAMILY);
+}
+
+wxFontFamily wxNativeFontInfo::GetFamily() const
+{
+    // and wxWindows family -- to X foundry, but we have to translate it to
+    // wxFontFamily somehow...
+    wxFAIL_MSG(_T("not implemented")); // GetXFontComponent(wxXLFD_FOUNDRY);
+
+    return wxFONTFAMILY_DEFAULT;
+}
+
+wxFontEncoding wxNativeFontInfo::GetEncoding() const
+{
+    // we already have the code for this but need to refactor it first
+    wxFAIL_MSG( _T("not implemented") );
+
+    return wxFONTENCODING_MAX;
+}
+
+void wxNativeFontInfo::SetPointSize(int pointsize)
+{
+    SetXFontComponent(wxXLFD_POINTSIZE, wxString::Format(_T("%d"), pointsize));
+}
+
+void wxNativeFontInfo::SetStyle(wxFontStyle style)
+{
+    wxString s;
+    switch ( style )
+    {
+        case wxFONTSTYLE_ITALIC:
+            s = _T('i');
+            break;
+
+        case wxFONTSTYLE_SLANT:
+            s = _T('o');
+            break;
+
+        case wxFONTSTYLE_NORMAL:
+            s = _T('r');
+
+        default:
+            wxFAIL_MSG( _T("unknown wxFontStyle in wxNativeFontInfo::SetStyle") );
+            return;
+    }
+
+    SetXFontComponent(wxXLFD_SLANT, s);
+}
+
+void wxNativeFontInfo::SetWeight(wxFontWeight weight)
+{
+    wxString s;
+    switch ( weight )
+    {
+        case wxFONTWEIGHT_BOLD:
+            s = _T("bold");
+            break;
+
+        case wxFONTWEIGHT_LIGHT:
+            s = _T("light");
+            break;
+
+        case wxFONTWEIGHT_NORMAL:
+            s = _T("medium");
+            break;
+
+        default:
+            wxFAIL_MSG( _T("unknown wxFontWeight in wxNativeFontInfo::SetWeight") );
+            return;
+    }
+
+    SetXFontComponent(wxXLFD_WEIGHT, s);
+}
+
+void wxNativeFontInfo::SetUnderlined(bool WXUNUSED(underlined))
+{
+    // can't do this under X
+}
+
+void wxNativeFontInfo::SetFaceName(wxString facename)
+{
+    SetXFontComponent(wxXLFD_FAMILY, facename);
+}
+
+void wxNativeFontInfo::SetFamily(wxFontFamily family)
+{
+    // wxFontFamily -> X foundry, anyone?
+    wxFAIL_MSG( _T("not implemented") );
+
+    // SetXFontComponent(wxXLFD_FOUNDRY, ...);
+}
+
+void wxNativeFontInfo::SetEncoding(wxFontEncoding encoding)
+{
+    wxNativeEncodingInfo info;
+    if ( wxGetNativeFontEncoding(encoding, &info) )
+    {
+        SetXFontComponent(wxXLFD_ENCODING, info.xencoding);
+        SetXFontComponent(wxXLFD_REGISTRY, info.xregistry);
+    }
+}
+

 // ----------------------------------------------------------------------------
 // common functions
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // common functions
 // ----------------------------------------------------------------------------


@@ -495,6 +709,11 @@ bool wxGetNativeFontEncoding(wxFontEncoding encoding,
             info->xencoding = wxT("*");
             break;
 
             info->xencoding = wxT("*");
             break;
 

+        case wxFONTENCODING_GB2312:
+            info->xregistry = wxT("GB2312");   // or the otherway round? 
+            info->xencoding = wxT("*");
+            break;
+

         case wxFONTENCODING_KOI8:
             info->xregistry = wxT("koi8");
 
         case wxFONTENCODING_KOI8:
             info->xregistry = wxT("koi8");
 


@@ -617,27 +836,49 @@ wxNativeFont wxLoadQueryNearestFont(int pointSize,
           *xFontName = newFontName;
     }
 
           *xFontName = newFontName;
     }
 

-    // try to load exactly the font requested first
-    if( !font )
-    {
-        font = wxLoadQueryFont( pointSize, family, style, weight,
-                                underlined, facename,
-                                info.xregistry, info.xencoding,
-                                xFontName );
-    }
-

     if ( !font )
     {
         // search up and down by stepsize 10
         int max_size = pointSize + 20 * (1 + (pointSize/180));
         int min_size = pointSize - 20 * (1 + (pointSize/180));
 
     if ( !font )
     {
         // search up and down by stepsize 10
         int max_size = pointSize + 20 * (1 + (pointSize/180));
         int min_size = pointSize - 20 * (1 + (pointSize/180));
 

-        int i;
+        int i, round; // counters
+
+        // first round: search for equal, then for smaller and for larger size with the given weight and style
+        int testweight = weight;
+        int teststyle = style;

 
 

-        // Search for smaller size (approx.)
-        for ( i = pointSize - 10; !font && i >= 10 && i >= min_size; i -= 10 )
+        for ( round = 0; round < 3; round++ )

         {
         {

-            font = wxLoadQueryFont(i, family, style, weight, underlined,
+            // second round: use normal weight
+            if ( round == 1 )
+        {
+                if ( testweight != wxNORMAL )
+                {
+                    testweight = wxNORMAL;
+                }
+                else
+                {
+                    ++round; // fall through to third round
+                }
+            }
+
+            // third round: ... and use normal style
+            if ( round == 2 )
+            {
+                if ( teststyle != wxNORMAL )
+                {
+                    teststyle = wxNORMAL;
+                }
+                else
+                {
+                    break;
+                }
+            }
+            // Search for equal or smaller size (approx.)
+            for ( i = pointSize; !font && i >= 10 && i >= min_size; i -= 10 )
+            {
+                font = wxLoadQueryFont(i, family, teststyle, testweight, underlined,

                                    facename, info.xregistry, info.xencoding,
                                    xFontName);
         }
                                    facename, info.xregistry, info.xencoding,
                                    xFontName);
         }


@@ -645,9 +886,10 @@ wxNativeFont wxLoadQueryNearestFont(int pointSize,
         // Search for larger size (approx.)
         for ( i = pointSize + 10; !font && i <= max_size; i += 10 )
         {
         // Search for larger size (approx.)
         for ( i = pointSize + 10; !font && i <= max_size; i += 10 )
         {

-            font = wxLoadQueryFont(i, family, style, weight, underlined,
+                font = wxLoadQueryFont(i, family, teststyle, testweight, underlined,

                                    facename, info.xregistry, info.xencoding,
                                    xFontName);
                                    facename, info.xregistry, info.xencoding,
                                    xFontName);

+            }

         }
 
         // Try default family
         }
 
         // Try default family


@@ -806,7 +1048,7 @@ static wxNativeFont wxLoadQueryFont(int pointSize,
     // An alternative: assume that the screen is 72 dpi.
     //int pixelHeight = (int) (((float)pointSize / 720.0) * 72.0) ;
     //int pixelHeight = (int) ((float)pointSize / 10.0) ;
     // An alternative: assume that the screen is 72 dpi.
     //int pixelHeight = (int) (((float)pointSize / 720.0) * 72.0) ;
     //int pixelHeight = (int) ((float)pointSize / 10.0) ;

-    
+

     GR_LOGFONT logFont;
     logFont.lfHeight = pixelHeight;
     logFont.lfWidth = 0;
     GR_LOGFONT logFont;
     logFont.lfHeight = pixelHeight;
     logFont.lfWidth = 0;


@@ -833,7 +1075,7 @@ static wxNativeFont wxLoadQueryFont(int pointSize,
     fontInfo->fid = GrCreateFont((GR_CHAR*) facename.c_str(), pixelHeight, & logFont);
     GrGetFontInfo(fontInfo->fid, & fontInfo->info);
     return (wxNativeFont) fontInfo;
     fontInfo->fid = GrCreateFont((GR_CHAR*) facename.c_str(), pixelHeight, & logFont);
     GrGetFontInfo(fontInfo->fid, & fontInfo->info);
     return (wxNativeFont) fontInfo;

-    
+

 #else
     wxString fontSpec;
     if (!facename.IsEmpty())
 #else
     wxString fontSpec;
     if (!facename.IsEmpty())


@@ -1044,5 +1286,5 @@ void wxFontModule::OnExit()
     g_fontHash = (wxHashTable *)NULL;
 }
 
     g_fontHash = (wxHashTable *)NULL;
 }
 

-#endif
-  // not GTK 2.0
+#endif // GTK 2.0/1.x
+