public static Color ToColor(CMYK value)
{
if (value.Cyan == 0 && value.Magenta == 0 && value.Yellow == 0 && value.Key == 1)
{
return(Color.FromArgb(value.Alpha, 0, 0, 0));
}
double c = value.Cyan * (1 - value.Key) + value.Key;
double m = value.Magenta * (1 - value.Key) + value.Key;
double y = value.Yellow * (1 - value.Key) + value.Key;
int r = (int)Math.Round((1 - c) * 255);
int g = (int)Math.Round((1 - m) * 255);
int b = (int)Math.Round((1 - y) * 255);
return(Color.FromArgb(value.Alpha, r, g, b));
}
public static void FromCMYK(this Color @this, CMYK value)
{
@this = ColorHelper.ToColor(value);
}
