public double distance(AbstractColor destinationColor)
{
CIELab a = this.toCIELab();
CIELab b = destinationColor.toCIELab();
return(Math.Sqrt(Math.Pow(a.l - b.l, 2) + Math.Pow(a.a - b.a, 2) + Math.Pow(a.b - b.b, 2)));
}
public AbstractColor match(List <AbstractColor> palette)
{
double distance = double.PositiveInfinity;
AbstractColor closest = null;
for (int i = 0; i < palette.Count; i++)
{
double cdistance = this.distance(palette[i]);
if (distance == double.PositiveInfinity || cdistance < distance)
{
distance = cdistance;
closest = palette[i];
}
}
return(closest[this.toSelf]);
}
public List <AbstractColor> range(AbstractColor destinationColor, int steps, bool includeSelf)
{
RGB a = this.toRGB();
RGB b = destinationColor.toRGB();
List <AbstractColor> colors = new List <AbstractColor>();
steps--;
double nr, ng, nb;
for (int n = 1; n < steps; n++)
{
nr = Math.Floor((double)a.r + (n * (b.r - a.r) / steps));
ng = Math.Floor((double)a.g + (n * (b.g - a.g) / steps));
nb = Math.Floor((double)a.b + (n * (b.b - a.b) / steps));
colors.Add(new RGB(Convert.ToInt32(nr), Convert.ToInt32(ng), Convert.ToInt32(nb))[this.toSelf]);
}
if (includeSelf)
{
colors.Insert(0, this);
colors.Add(destinationColor[this.toSelf]);
}
return(colors);
}
public double distance(AbstractColor destinationColor)
{
CIELab a = this.toCIELab();
CIELab b = destinationColor.toCIELab();
return Math.Sqrt(Math.Pow(a.l - b.l, 2) + Math.Pow(a.a - b.a, 2) + Math.Pow(a.b - b.b, 2));
}
public List<AbstractColor> range(AbstractColor destinationColor, int steps, bool includeSelf)
{
RGB a = this.toRGB();
RGB b = destinationColor.toRGB();
List<AbstractColor> colors = new List<AbstractColor>();
steps--;
double nr, ng, nb;
for (int n = 1; n < steps; n++)
{
nr = Math.Floor((double)a.r + (n * (b.r - a.r) / steps));
ng = Math.Floor((double)a.g + (n * (b.g - a.g) / steps));
nb = Math.Floor((double)a.b + (n * (b.b - a.b) / steps));
colors.Add(new RGB(Convert.ToInt32(nr), Convert.ToInt32(ng), Convert.ToInt32(nb))[this.toSelf]);
}
if (includeSelf)
{
colors.Insert(0, this);
colors.Add(destinationColor[this.toSelf]);
}
return colors;
}
