X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9ef6890f0bbda544c510be1bd81c990a480a3ef3..f7d2128f3c89b2d00fbac0d8c9798409ae23b408:/src/mac/carbon/colour.cpp

diff --git a/src/mac/carbon/colour.cpp b/src/mac/carbon/colour.cpp
index 4d91726650..c8b4d91946 100644
--- a/src/mac/carbon/colour.cpp
+++ b/src/mac/carbon/colour.cpp
@@ -70,11 +70,11 @@ void wxColour::InitRGBA (ChannelType r, ChannelType g, ChannelType b, ChannelTyp
     CGColorRef col = 0 ;
 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
     if ( CGColorCreateGenericRGB )
-        col = CGColorCreateGenericRGB( r / 255.0, g / 255.0, b / 255.0, a / 255.0 );
+        col = CGColorCreateGenericRGB( (CGFloat)(r / 255.0), (CGFloat) (g / 255.0), (CGFloat) (b / 255.0), (CGFloat) (a / 255.0) );
     else
 #endif
     {
-        CGFloat components[4] = { r / 255.0, g / 255.0, b / 255.0, a / 255.0 } ;    
+        CGFloat components[4] = { (CGFloat)(r / 255.0), (CGFloat) (g / 255.0), (CGFloat) (b / 255.0), (CGFloat) (a / 255.0) } ;    
         col = CGColorCreate( wxMacGetGenericRGBColorSpace() , components ) ;
     }
     m_cgColour.reset( col );
@@ -89,11 +89,13 @@ void wxColour::InitRGBColor( const RGBColor& col )
     CGColorRef cfcol;
 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
     if ( CGColorCreateGenericRGB )
-        cfcol = CGColorCreateGenericRGB( col.red / 65535.0, col.green / 65535.0, col.blue / 65535.0, 1.0 );
+        cfcol = CGColorCreateGenericRGB((CGFloat)(col.red / 65535.0), (CGFloat)(col.green / 65535.0),  
+                                        (CGFloat)(col.blue / 65535.0), (CGFloat) 1.0 );
     else
 #endif
     {
-        CGFloat components[4] = { col.red / 65535.0, col.green / 65535.0, col.blue / 65535.0, 1.0 } ;    
+        CGFloat components[4] = {   (CGFloat)(col.red / 65535.0), (CGFloat)(col.green / 65535.0),  
+                                    (CGFloat)(col.blue / 65535.0), (CGFloat) 1.0 } ;    
         cfcol = CGColorCreate( wxMacGetGenericRGBColorSpace() , components ) ;
     }
     m_cgColour.reset( cfcol );
@@ -103,17 +105,25 @@ void wxColour::InitCGColorRef( CGColorRef col )
 {
     m_cgColour.reset( col );
     size_t noComp = CGColorGetNumberOfComponents( col );
-    if ( noComp >=3 && noComp <= 4 )
+    if ( noComp >= 1 && noComp <= 4 )
     {
         // TODO verify whether we really are on a RGB color space
+        m_alpha = wxALPHA_OPAQUE;
         const CGFloat *components = CGColorGetComponents( col );
-        m_red = (int)(components[0]*255+0.5);
-        m_green = (int)(components[1]*255+0.5);
-        m_blue = (int)(components[2]*255+0.5);
-        if ( noComp == 4 )
-            m_alpha =  (int)(components[3]*255+0.5);
+        if ( noComp >= 3 )
+        {
+            m_red = (int)(components[0]*255+0.5);
+            m_green = (int)(components[1]*255+0.5);
+            m_blue = (int)(components[2]*255+0.5);
+            if ( noComp == 4 )
+                m_alpha =  (int)(components[3]*255+0.5);
+        }
         else
-            m_alpha = wxALPHA_OPAQUE;
+        {
+            m_red = (int)(components[0]*255+0.5);
+            m_green = (int)(components[0]*255+0.5);
+            m_blue = (int)(components[0]*255+0.5);
+        }
     }
     else
     {