X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/03647350fc7cd141953c72e0284e928847d30f44..356fd0b532205788a46365ade5ecbdb137dbc5fb:/src/osx/carbon/utilscocoa.mm

diff --git a/src/osx/carbon/utilscocoa.mm b/src/osx/carbon/utilscocoa.mm
index c9504907ee..c787a15a33 100644
--- a/src/osx/carbon/utilscocoa.mm
+++ b/src/osx/carbon/utilscocoa.mm
@@ -102,6 +102,40 @@ void* wxMacCocoaRetain( void* obj )
 // ----------------------------------------------------------------------------
 
 #if wxOSX_USE_COCOA
+wxFont::wxFont(WX_NSFont nsfont)
+{
+    [nsfont retain];
+    wxNativeFontInfo info;
+    SetNativeInfoFromNSFont(nsfont, &info);
+    Create(info);
+}
+
+void wxFont::SetNativeInfoFromNSFont(WX_NSFont nsfont, wxNativeFontInfo* info)
+{   
+    NSFontDescriptor*desc = [[nsfont fontDescriptor] retain];
+    if ( info->m_faceName.empty())
+    {
+        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 )
+            fontweight = wxFONTWEIGHT_BOLD ;
+        else
+            fontweight = wxFONTWEIGHT_NORMAL ;
+        if ( traits & NSFontItalicTrait )
+            fontstyle = wxFONTSTYLE_ITALIC ;
+
+        wxCFStringRef fontname( [desc postscriptName] );
+        info->Init(size,wxFONTFAMILY_DEFAULT,fontstyle,fontweight,underlined,
+            fontname.AsString(), wxFONTENCODING_DEFAULT);
+
+    }
+    info->m_nsFontDescriptor = desc;
+}
 
 WX_NSFont wxFont::OSXCreateNSFont(wxOSXSystemFont font, wxNativeFontInfo* info)
 {
@@ -138,29 +172,7 @@ WX_NSFont wxFont::OSXCreateNSFont(wxOSXSystemFont font, wxNativeFontInfo* info)
             break;
     }
     [nsfont retain];
-    NSFontDescriptor*desc = [[nsfont fontDescriptor] retain];
-    if ( info->m_faceName.empty())
-    {
-        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 )
-            fontweight = wxFONTWEIGHT_BOLD ;
-        else
-            fontweight = wxFONTWEIGHT_NORMAL ;
-        if ( traits & NSFontItalicTrait )
-            fontstyle = wxFONTSTYLE_ITALIC ;
-
-        wxCFStringRef fontname( [desc postscriptName] );
-        info->Init(size,wxFONTFAMILY_DEFAULT,fontstyle,fontweight,underlined,
-            fontname.AsString(), wxFONTENCODING_DEFAULT);
-
-    }
-    info->m_nsFontDescriptor = desc;
+    SetNativeInfoFromNSFont(nsfont, info);
     return nsfont;
 }
 
@@ -182,7 +194,7 @@ void wxNativeFontInfo::OSXValidateNSFontDescriptor()
         traits |= NSFontItalicTrait;
 
     desc = [NSFontDescriptor fontDescriptorWithFontAttributes:
-        [[NSDictionary alloc] initWithObjectsAndKeys:
+        [NSDictionary dictionaryWithObjectsAndKeys:
             wxCFStringRef(m_faceName).AsNSString(), NSFontFamilyAttribute,
             [NSNumber numberWithFloat:m_pointSize], NSFontSizeAttribute,
             [NSNumber numberWithUnsignedInt:traits], NSFontSymbolicTrait,
@@ -313,6 +325,25 @@ WX_NSImage  wxOSXCreateNSImageFromCGImage( CGImageRef image )
     return( newImage );
 }
 
+CGImageRef wxOSXCreateCGImageFromNSImage( WX_NSImage nsimage )
+{
+    // based on http://www.mail-archive.com/cocoa-dev@lists.apple.com/msg18065.html
+    
+    NSSize imageSize = [nsimage size];
+    CGColorSpaceRef genericRGB = CGColorSpaceCreateWithName(kCGColorSpaceGenericRGB); 
+    CGContextRef context = CGBitmapContextCreate(NULL, imageSize.width, imageSize.height, 8, 0, genericRGB, kCGImageAlphaPremultipliedFirst); 
+    NSGraphicsContext *nsGraphicsContext = [NSGraphicsContext graphicsContextWithGraphicsPort:context flipped:NO];
+    [NSGraphicsContext saveGraphicsState];
+    [NSGraphicsContext setCurrentContext:nsGraphicsContext];
+    [[NSColor whiteColor] setFill];
+    NSRectFill(NSMakeRect(0.0, 0.0, imageSize.width, imageSize.height));
+    [nsimage drawAtPoint:NSZeroPoint fromRect:NSZeroRect operation:NSCompositeCopy fraction:1.0];
+    [NSGraphicsContext setCurrentContext:nsGraphicsContext];
+    CGImageRef image = CGBitmapContextCreateImage(context);
+    CFRelease(context);
+    return image;
+ }
+
 // ----------------------------------------------------------------------------
 // NSCursor Utils
 // ----------------------------------------------------------------------------