/// <summary>
/// Returns the equivalent of the <see cref="System.Drawing.KnownColor.ControlLightLight"/>
/// colour for a specified colour.
/// </summary>
/// <param name="color">The <see cref="System.Drawing.Color"/> to get the lightest
/// highlight shade for.</param>
/// <returns>The lightest highlight <see cref="System.Drawing.Color"/> for the specified
/// colour.</returns>
public static Color ColorLightLight(Color color)
{
if (color.Equals(Color.FromKnownColor(KnownColor.Control)))
{
return(Color.FromKnownColor(KnownColor.ControlLightLight));
}
else if (color.Equals(Color.Black))
{
return(Color.FromArgb(color.A, BlackLightLight));
}
else if (color.Equals(Color.White))
{
return(Color.FromArgb(color.A, WhiteLightLight));
}
else
{
int grey = GreyScale(color);
HLSRGB hls = new HLSRGB(color.R, color.G, color.B);
if (grey > 250)
{
hls.Luminance = (WhiteLightLight.R / 255F);
return(Color.FromArgb(color.A, hls.Color));
}
else if (grey < 64)
{
hls.Luminance = (BlackLightLight.R / 255F);
return(Color.FromArgb(color.A, hls.Color));
}
else
{
hls.LightenColor(0.5F);
return(Color.FromArgb(color.A, hls.Color));
}
}
}
/// <summary>
/// Constructs an instance of the class using the settings of another instance.
/// </summary>
/// <param name="hlsrgb">The instance to clone.</param>
public HLSRGB(HLSRGB hlsrgb)
{
red = hlsrgb.Red;
blue = hlsrgb.Blue;
green = hlsrgb.Green;
luminance = hlsrgb.Luminance;
hue = hlsrgb.Hue;
saturation = hlsrgb.Saturation;
}