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[wxWidgets.git] / src / osx / carbon / utilscocoa.mm

diff --git a/src/osx/carbon/utilscocoa.mm b/src/osx/carbon/utilscocoa.mm
index c787a15a336ae56a19b540f79feda2efa5c3e7ae..ae7df72070e87cbe758a977bfce6d301c5f0dead 100644 (file)
--- a/src/osx/carbon/utilscocoa.mm
+++ b/src/osx/carbon/utilscocoa.mm
@@ -23,6 +23,10 @@
 
 #include "wx/fontutil.h"
 
+#if wxOSX_USE_COCOA
+#include "wx/cocoa/string.h"
+#endif
+
 #ifdef __WXMAC__
 
 #if wxOSX_USE_CARBON
@@ -110,31 +114,39 @@ wxFont::wxFont(WX_NSFont nsfont)
     Create(info);
 }
 
-void wxFont::SetNativeInfoFromNSFont(WX_NSFont nsfont, wxNativeFontInfo* info)
+void wxFont::SetNativeInfoFromNSFont(WX_NSFont theFont, wxNativeFontInfo* info)
 {   
-    NSFontDescriptor*desc = [[nsfont fontDescriptor] retain];
     if ( info->m_faceName.empty())
     {
+        //Get more information about the user's chosen font
+        NSFontTraitMask theTraits = [[NSFontManager sharedFontManager] traitsOfFont:theFont];
+        int theFontWeight = [[NSFontManager sharedFontManager] weightOfFont:theFont];
+
+        wxFontFamily fontFamily = wxFONTFAMILY_DEFAULT;
+        //Set the wx font to the appropriate data
+        if(theTraits & NSFixedPitchFontMask)
+            fontFamily = wxFONTFAMILY_TELETYPE;
+
         wxFontStyle fontstyle = wxFONTSTYLE_NORMAL;
         wxFontWeight fontweight = wxFONTWEIGHT_NORMAL;
         bool underlined = false;
 
-        int size = (int) ([desc pointSize]+0.5);
-        NSFontSymbolicTraits traits = [desc symbolicTraits];
-
-        if ( traits & NSFontBoldTrait )
+        int size = (int) ([theFont pointSize]+0.5);
+ 
+        if ( theFontWeight >= 9 )
             fontweight = wxFONTWEIGHT_BOLD ;
+        else if ( theFontWeight < 5 )
+            fontweight = wxFONTWEIGHT_LIGHT;
         else
             fontweight = wxFONTWEIGHT_NORMAL ;
-        if ( traits & NSFontItalicTrait )
+            
+        if ( theTraits & NSItalicFontMask )
             fontstyle = wxFONTSTYLE_ITALIC ;
 
-        wxCFStringRef fontname( [desc postscriptName] );
-        info->Init(size,wxFONTFAMILY_DEFAULT,fontstyle,fontweight,underlined,
-            fontname.AsString(), wxFONTENCODING_DEFAULT);
+        info->Init(size,fontFamily,fontstyle,fontweight,underlined,
+            wxStringWithNSString([theFont familyName]), wxFONTENCODING_DEFAULT);
 
     }
-    info->m_nsFontDescriptor = desc;
 }
 
 WX_NSFont wxFont::OSXCreateNSFont(wxOSXSystemFont font, wxNativeFontInfo* info)
@@ -176,39 +188,84 @@ WX_NSFont wxFont::OSXCreateNSFont(wxOSXSystemFont font, wxNativeFontInfo* info)
     return nsfont;
 }
 
-void wxNativeFontInfo::OSXValidateNSFontDescriptor()
-{
-    NSFontDescriptor* desc  = nil;
-    NSFontSymbolicTraits traits = 0;
-    float weight = 0;
-
-    if (m_weight == wxFONTWEIGHT_BOLD)
-    {
-        traits |= NSFontBoldTrait;
-        weight = 1.0;
-    }
-    else if (m_weight == wxFONTWEIGHT_LIGHT)
-        weight = -1;
-
-    if (m_style == wxFONTSTYLE_ITALIC || m_style == wxFONTSTYLE_SLANT)
-        traits |= NSFontItalicTrait;
-
-    desc = [NSFontDescriptor fontDescriptorWithFontAttributes:
-        [NSDictionary dictionaryWithObjectsAndKeys:
-            wxCFStringRef(m_faceName).AsNSString(), NSFontFamilyAttribute,
-            [NSNumber numberWithFloat:m_pointSize], NSFontSizeAttribute,
-            [NSNumber numberWithUnsignedInt:traits], NSFontSymbolicTrait,
-            [NSNumber numberWithFloat:weight],NSFontWeightTrait,
-            nil]];
-
-    wxMacCocoaRetain(desc);
-    m_nsFontDescriptor = desc;
-}
+static inline double DegToRad(double deg) { return (deg * M_PI) / 180.0; }
+static const NSAffineTransformStruct kSlantNSTransformStruct = { 1, 0, tan(DegToRad(11)), 1, 0, 0  };
 
 WX_NSFont wxFont::OSXCreateNSFont(const wxNativeFontInfo* info)
 {
     NSFont* nsFont;
-    nsFont = [NSFont fontWithDescriptor:info->m_nsFontDescriptor size:info->m_pointSize];
+    int weight = 5;
+    NSFontTraitMask traits = 0;
+    if (info->m_weight == wxFONTWEIGHT_BOLD)
+    {
+        traits |= NSBoldFontMask;
+        weight = 9;
+    }
+    else if (info->m_weight == wxFONTWEIGHT_LIGHT)
+        weight = 3;
+
+    if (info->m_style == wxFONTSTYLE_ITALIC || info->m_style == wxFONTSTYLE_SLANT)
+        traits |= NSItalicFontMask;
+    
+    nsFont = [[NSFontManager sharedFontManager] fontWithFamily:wxCFStringRef(info->m_faceName).AsNSString() 
+        traits:traits weight:weight size:info->m_pointSize];
+    
+    if ( nsFont == nil )
+    {
+        NSFontTraitMask remainingTraits = traits;
+        nsFont = [[NSFontManager sharedFontManager] fontWithFamily:wxCFStringRef(info->m_faceName).AsNSString() 
+                                                            traits:0 weight:5 size:info->m_pointSize];
+        if ( nsFont == nil )
+        {
+            if ( info->m_weight == wxFONTWEIGHT_BOLD )
+            {
+                nsFont = [NSFont boldSystemFontOfSize:info->m_pointSize];
+                remainingTraits &= ~NSBoldFontMask;
+            }
+            else
+                nsFont = [NSFont systemFontOfSize:info->m_pointSize];
+        }
+        
+        // fallback - if in doubt, let go of the bold attribute
+        if ( nsFont && (remainingTraits & NSItalicFontMask) )
+        {
+            NSFont* nsFontWithTraits = nil;
+            if ( remainingTraits & NSBoldFontMask)
+            {
+                nsFontWithTraits = [[NSFontManager sharedFontManager] convertFont:nsFont toHaveTrait:NSBoldFontMask];
+                if ( nsFontWithTraits == nil )
+                {
+                    nsFontWithTraits = [[NSFontManager sharedFontManager] convertFont:nsFont toHaveTrait:NSItalicFontMask];
+                    if ( nsFontWithTraits != nil )
+                        remainingTraits &= ~NSItalicFontMask;
+                }
+                else
+                {
+                    remainingTraits &= ~NSBoldFontMask;
+                }
+            }
+            if ( remainingTraits & NSItalicFontMask)
+            {
+                if ( nsFontWithTraits == nil )
+                    nsFontWithTraits = nsFont;
+                
+                NSAffineTransform* transform = [NSAffineTransform transform];
+                [transform setTransformStruct:kSlantNSTransformStruct];
+                [transform scaleBy:info->m_pointSize];
+                NSFontDescriptor* italicDesc = [[nsFontWithTraits fontDescriptor] fontDescriptorWithMatrix:transform];
+                if ( italicDesc != nil )
+                {
+                    NSFont* f = [NSFont fontWithDescriptor:italicDesc size:(CGFloat)(info->m_pointSize)];
+                    if ( f != nil )
+                        nsFontWithTraits = f;
+                }
+            }
+            if ( nsFontWithTraits != nil )
+                nsFont = nsFontWithTraits;
+        }
+    }
+            
+    wxASSERT_MSG(nsFont != nil,wxT("Couldn't create nsFont")) ;
     wxMacCocoaRetain(nsFont);
     return nsFont;
 }
@@ -284,7 +341,7 @@ WX_UIFont wxFont::OSXCreateUIFont(const wxNativeFontInfo* info)
 
 #if wxOSX_USE_IPHONE
 
-WX_UIImage  wxOSXCreateUIImageFromCGImage( CGImageRef image )
+WX_UIImage  wxOSXGetUIImageFromCGImage( CGImageRef image )
 {
     UIImage  *newImage = [UIImage imageWithCGImage:image];
     [newImage autorelease];
@@ -296,7 +353,7 @@ WX_UIImage  wxOSXCreateUIImageFromCGImage( CGImageRef image )
 #if wxOSX_USE_COCOA
 
 //  From "Cocoa Drawing Guide:Working with Images"
-WX_NSImage  wxOSXCreateNSImageFromCGImage( CGImageRef image )
+WX_NSImage  wxOSXGetNSImageFromCGImage( CGImageRef image )
 {
     NSRect      imageRect    = NSMakeRect(0.0, 0.0, 0.0, 0.0);
 
@@ -544,11 +601,9 @@ WX_NSCursor  wxMacCocoaCreateCursorFromCGImage( CGImageRef cgImageRef, float hot
         firstTime = NO;
     }
 
-    NSImage    *nsImage  = wxOSXCreateNSImageFromCGImage( cgImageRef );
+    NSImage    *nsImage  = wxOSXGetNSImageFromCGImage( cgImageRef );
     NSCursor  *cursor    = [[NSCursor alloc] initWithImage:nsImage hotSpot:NSMakePoint( hotSpotX, hotSpotY )];
 
-    [nsImage release];
-
     return cursor;
 }