changed wxDC::GetTextExtent() and related methods to take const wxFont pointer, for...

[wxWidgets.git] / src / mac / carbon / fontenum.cpp

diff --git a/src/mac/carbon/fontenum.cpp b/src/mac/carbon/fontenum.cpp
index adb3957eca576b6e4c2628997251da448d18ecc1..3cbe7bad1bdb43a50d403f013973e6fb6bf26e75 100644 (file)
--- a/src/mac/carbon/fontenum.cpp
+++ b/src/mac/carbon/fontenum.cpp
@@ -14,143 +14,93 @@
 
 #if wxUSE_FONTMAP
 
 
 #if wxUSE_FONTMAP
 

+#include "wx/fontenum.h"
+

 #ifndef WX_PRECOMP
 #ifndef WX_PRECOMP

-  #include "wx/font.h"
+    #include "wx/font.h"
+    #include "wx/intl.h"

 #endif
 
 #endif
 

-#include "wx/fontenum.h"

 #include "wx/fontutil.h"
 #include "wx/fontmap.h"
 #include "wx/fontutil.h"
 #include "wx/fontmap.h"

-#include "wx/fontutil.h"

 #include "wx/encinfo.h"
 #include "wx/encinfo.h"

-#include "wx/intl.h"

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

-
-class wxFontEnumeratorHelper
-{
-public:
-    wxFontEnumeratorHelper(wxFontEnumerator *fontEnum);
-
-    // control what exactly are we enumerating
-    bool SetEncoding(wxFontEncoding encoding);
-    void SetFixedOnly(bool fixedOnly)
-        { m_fixedOnly = fixedOnly; }
-
-    // call to start enumeration
-    void DoEnumerate();
-
-private:
-    // the object we forward calls to OnFont() to
-    wxFontEnumerator *m_fontEnum;
-
-    // if != -1, enum only fonts which have this encoding
-    int m_charset;
-
-    // if not empty, enum only the fonts with this facename
-    wxString m_facename;
-
-    // if true, enum only fixed fonts
-    bool m_fixedOnly;
-};
-
-// ============================================================================
-// implementation
-// ============================================================================
-

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

-// wxFontEnumeratorHelper
+// wxFontEnumerator

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

-wxFontEnumeratorHelper::wxFontEnumeratorHelper(wxFontEnumerator *fontEnum)
-{
-    m_fontEnum = fontEnum;
-    m_charset = -1;
-    m_fixedOnly = false;
-}
-
-bool wxFontEnumeratorHelper::SetEncoding(wxFontEncoding encoding)
-{
-    wxNativeEncodingInfo info;
-    if ( !wxGetNativeFontEncoding( encoding, &info ) )
-    {
-        if ( !wxFontMapper::Get()->GetAltForEncoding( encoding, &info ) )
-            // no such encodings at all
-            return false;
-    }
-
-    m_charset = info.charset;
-    m_facename = info.facename;
-
-    return true;
-}
-
-void wxFontEnumeratorHelper::DoEnumerate()
+bool wxFontEnumerator::EnumerateFacenames(wxFontEncoding encoding,
+                                          bool fixedWidthOnly)

 {
 {

-    MenuHandle    menu;
-    short         lines;
-
-    menu = NewMenu( 32000, "\pFont" );
-    AppendResMenu( menu, 'FONT' );
-    lines = CountMenuItems( menu );
-
-    for ( int i = 1; i < lines + 1; i ++ )
+    //
+    // From Apple's QA 1471 http://developer.apple.com/qa/qa2006/qa1471.html
+    //
+    
+    ATSFontFamilyIterator theFontFamilyIterator = NULL;
+    ATSFontFamilyRef theATSFontFamilyRef = 0;
+    OSStatus status = noErr;
+    
+    wxArrayString fontFamilies ;
+    
+    // Create the iterator
+    status = ATSFontFamilyIteratorCreate(kATSFontContextLocal, nil,nil,
+                                         kATSOptionFlagsUnRestrictedScope,
+                                         &theFontFamilyIterator );
+    
+    wxUint32 macEncoding = wxMacGetSystemEncFromFontEnc(encoding) ;
+    
+    while (status == noErr)

     {
     {

-        wxString c_name ;
-#if TARGET_API_MAC_CARBON
-        CFStringRef menutext ;
-        c_name = wxEmptyString ;
-        if ( CopyMenuItemTextAsCFString (menu, i, &menutext) == noErr )
+        // Get the next font in the iteration.
+        status = ATSFontFamilyIteratorNext( theFontFamilyIterator, &theATSFontFamilyRef );
+        if(status == noErr)

         {
         {

-            c_name = wxMacCFStringHolder(menutext).AsString(wxLocale::GetSystemEncoding());
-        }
-#else
-        Str255        p_name;
-        GetMenuItemText( menu, i, p_name );
-        c_name = wxMacMakeStringFromPascal( p_name );
+ #ifndef __LP64__
+            // TODO CS : Find replacement
+            // added CS : avoid showing fonts that won't be displayable
+            FMFontStyle intrinsicStyle = 0 ;
+            FMFont fontInstance ;
+            FMFontFamily fmFamily = FMGetFontFamilyFromATSFontFamilyRef( theATSFontFamilyRef );
+            status = FMGetFontFromFontFamilyInstance( fmFamily , 0 , &fontInstance , &intrinsicStyle);
+            if ( status != noErr )
+            {
+                status = noErr;
+                continue ;
+            }

 #endif
 #endif

-
-#if 0
-        if ( m_fixedOnly )
-        {
-            // check that it's a fixed pitch font:
-            // there is *no* error here: the flag name is misleading!
-            if ( tm->tmPitchAndFamily & TMPF_FIXED_PITCH )
-                // not a fixed pitch font
-                return true;
+            if ( encoding != wxFONTENCODING_SYSTEM )
+            {
+                TextEncoding fontFamiliyEncoding = ATSFontFamilyGetEncoding(theATSFontFamilyRef) ;
+                if ( fontFamiliyEncoding != macEncoding )
+                    continue ;
+            }
+            
+            // TODO: determine fixed widths ...
+
+            CFStringRef theName = NULL;
+            ATSFontFamilyGetName(theATSFontFamilyRef, kATSOptionFlagsDefault, &theName);
+            wxMacCFStringHolder cfName(theName) ;
+            fontFamilies.Add(cfName.AsString(wxLocale::GetSystemEncoding()));

         }
         }

-
-        if ( m_charset != -1 )
+        else if (status == kATSIterationScopeModified) // Make sure the font database hasnÕt changed.

         {
         {

-            // check that we have the right encoding
-            if ( lf->lfCharSet != m_charset )
-                return true;
+            // reset the iterator
+            status = ATSFontFamilyIteratorReset (kATSFontContextLocal, nil, nil,
+                                                 kATSOptionFlagsUnRestrictedScope,
+                                                 &theFontFamilyIterator);
+            fontFamilies.Clear() ;

         }
         }

-#endif
-
-        m_fontEnum->OnFacename( c_name );

     }
     }

-
-    DisposeMenu( menu );
-}
-
-// ----------------------------------------------------------------------------
-// wxFontEnumerator
-// ----------------------------------------------------------------------------
-
-bool wxFontEnumerator::EnumerateFacenames(wxFontEncoding encoding,
-                                          bool fixedWidthOnly)
-{
-    wxFontEnumeratorHelper fe(this);
-    if ( fe.SetEncoding(encoding) )
+    ATSFontFamilyIteratorRelease(&theFontFamilyIterator);
+    
+    for ( size_t i = 0 ; i < fontFamilies.Count() ; ++i )

     {
     {

-        fe.SetFixedOnly(fixedWidthOnly);
-
-        fe.DoEnumerate();
+        if ( OnFacename( fontFamilies[i] ) == false )
+            break ;

     }
     }

-    // else: no such fonts, unknown encoding
-
+    

     return true;
 }
 
     return true;
 }
 


@@ -161,4 +111,4 @@ bool wxFontEnumerator::EnumerateEncodings(const wxString& family)
     return true;
 }
 
     return true;
 }
 

-#endif
+#endif // wxUSE_FONTMAP