/// <summary>
/// matches the colour passed as an argument with the closest one contained in the list
/// </summary>
/// <param name="colour"></param>
/// <returns></returns>
public ColourRangeVo getColorMatch( Colour colour )
{
ColourRangeVo col = new ColourRangeVo();
HSL hsl = colour.getHSL();
double r = colour.R;
double g = colour.G;
double b = colour.B;
double h = hsl.H;
double s = hsl.S;
double l = hsl.L;
double ndf = 0;
double distance = 255;
ColourRangeVo tempColour = null;
for (int i = 0; i < _colourList.Count; i++)
{
if (colour.getIsColourMatch(_colourList[i].colour))
{
col.colour = _colourList[i].colour;
col.match = true;
col.name = _colourList[i].name;
return col;
}
double hVal = 0.5 * Math.Pow((double)_colourList[i].hsl.H - (double)h, 2);
double sVal = 0.5 * Math.Pow((double)(_colourList[i].hsl.S*100) - (double)(s*100), 2);
double lVal = Math.Pow((double)(_colourList[i].hsl.L*100) - (double)(l*100), 2);
ndf = hVal + sVal + lVal;
ndf = Math.Sqrt(ndf);
if (ndf < distance)
{
distance = ndf;
tempColour = _colourList[i];
}
}
if (tempColour==null)
{
col.colour = new Colour();
col.match = false;
col.name = "Invalid Color";
return col;
}
else
{
col.colour = tempColour.colour;
col.match = true;
col.name = tempColour.name;
return col;
}
}
public bool Equals(Colour p)
{
if ((object)p == null)
{
return false;
}
return (R == p.R) && (G == p.G) && (B == p.B) && (A == p.A);
}
public static string getHex(Colour colour)
{
return colour.R.ToString("X2") + colour.G.ToString("X2") + colour.B.ToString("X2");
}
/// <summary>
/// http://www.easyrgb.com/index.php?X=WEEL
/// Analogous
/// Uses the colors of the same color temperature near each other on the wheel.
/// H° +/- 120°
/// </summary>
/// <param name="colour"></param>
/// <returns></returns>
public static List <Colour> getAnalogousComplementaries(Colour colour)
{
return(getTwoComplementaryColours(colour, 30));
}
/// <summary>
/// http://www.easyrgb.com/index.php?X=WEEL
/// Triadic
/// This is the typical configuration of three colors that are equally spaced from each other on the color wheel.
/// H° +/- 120°
/// </summary>
/// <param name="colour"></param>
/// <returns></returns>
public static List <Colour> getTriadicComplementaries(Colour colour)
{
return(getTwoComplementaryColours(colour, 120));
}
/// <summary>
/// http://www.easyrgb.com/index.php?X=WEEL
/// Split complements
/// This color scheme combines the two colors on either side of a color’s complement.
/// H° +/- 150°
/// </summary>
/// <param name="colour"></param>
/// <returns></returns>
public static List <Colour> getSplitComplementaries(Colour colour)
{
return(getTwoComplementaryColours(colour, 150));
}
public static string getHex(Colour colour)
{
return(colour.R.ToString("X2") + colour.G.ToString("X2") + colour.B.ToString("X2"));
}
