wxCocoa: Added wxNativePixelFormat and defined wxPIXEL_FORMAT_ALPHA

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@24715 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/include/wx/rawbmp.h b/include/wx/rawbmp.h
index 8a347433b3dd5360e833da55b6a9a8875393016d..105c85714cfdc286c119da95be01d7edb45ad0d5 100644 (file)
--- a/include/wx/rawbmp.h
+++ b/include/wx/rawbmp.h
@@ -154,6 +154,11 @@ typedef wxPixelFormat<unsigned char, 24, 0, 1, 2> wxImagePixelFormat;
     typedef wxPixelFormat<unsigned char, 32, 1, 2, 3> wxNativePixelFormat;
 
     #define wxPIXEL_FORMAT_ALPHA 0
+#elif defined(__WXCOCOA__)
+    // Cocoa is standard RGB or RGBA (normally it is RGBA)
+    typedef wxPixelFormat<unsigned char, 24, 0, 1, 2> wxNativePixelFormat;
+
+    #define wxPIXEL_FORMAT_ALPHA 3
 #endif
 
 // the (most common) native format for bitmaps with alpha channel