On 2/15/06 7:00 AM, "Paul Young" <[EMAIL PROTECTED]> wrote:

> Mac 10.4.4 with RB 2006
> 
> I'm trying to work with CMY color and have two questions:
> 
> a.  The Color Picker uses four sliders (Cyan, Magenta, Yellow and
> Black) to define a CMY color but you can only pass Cyan, Magenta, and
> Yellow to the Color Picker.  Also, if I use
> 
> myColor = CMY(1, 0, 0) '100% Cyan, 0% Magenta, 0% Yellow 'myColor
> is color data type
> G = SelectColor(myColor, "Select a Color") 'G is boolean data type
> 
> in the Color Picker, I get 41% Cyan, 0 % Magenta, 13% Yellow, 0%
> Black.  I expected to get 100% Cyan, 0% Magenta, 0% Yellow.  What am
> I doing wrong?
> 
> b.  How do I drag and drop a color sample from the Color Picker into
> a Rectangle to use as FillColor?  Is "clut" the correct file type for
> this?
> 
> Thanks,
> 
> Paul Young
> [EMAIL PROTECTED]

David Grogono addressed the conversion of RGB to CMYK at...

  
http://support.realsoftware.com/listarchives/realbasic-nug/2000-06/msg02129.
html

That thread, and others, discuss the differenced between CMY and CMYK and
general conversion issues.

Michael

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