public static Cmyk ToCMYK(Color color)
{
var cmyk = new Cmyk();
var low = 1.0;
cmyk.Cyan = (double)(255 - color.R) / 255;
if (low > cmyk.Cyan)
{
low = cmyk.Cyan;
}
cmyk.Magenta = (double)(255 - color.G) / 255;
if (low > cmyk.Magenta)
{
low = cmyk.Magenta;
}
cmyk.Yellow = (double)(255 - color.B) / 255;
if (low > cmyk.Yellow)
{
low = cmyk.Yellow;
}
if (low > 0.0)
{
cmyk.Key = low;
}
return(cmyk);
}
public static Color ToColor(Cmyk cmyk)
{
var red = ColorHelper.Round(255 - (255 * cmyk.Cyan));
var green = ColorHelper.Round(255 - (255 * cmyk.Magenta));
var blue = ColorHelper.Round(255 - (255 * cmyk.Yellow));
return(Color.FromArgb(red, green, blue));
}
public void HsbUpdate()
{
this.Rgb = this.Hsb;
this.Cmyk = this.Hsb;
}
public void RgbUpdate()
{
this.Hsb = this.Rgb;
this.Cmyk = this.Rgb;
}
public MyColor(Color color)
{
this.Rgb = color;
this.Hsb = color;
this.Cmyk = color;
}