Re: Setting a color in a NSBitmapImageRep to white or black
Re: Setting a color in a NSBitmapImageRep to white or black
- Subject: Re: Setting a color in a NSBitmapImageRep to white or black
- From: Graham Cox <email@hidden>
- Date: Fri, 18 Feb 2011 11:47:05 +1100
On 18/02/2011, at 11:40 AM, John Joyce wrote:
> Why would whiteColor not be RGB?
Because it's not. It uses the NSCalibratedWhiteColorSpace, and has two components - the gray level and alpha.
Yes, you can make an RGB colour of white or any shade of gray, but -whiteColor (nor -blackColor or any gray) isn't like that.
--Graham
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