public void WhiteRgbToLch()
{
var knownColor = new Rgb { R = 255, G = 255, B = 255, };
var expectedColor = new Lch { L = 100, C = .01166, H = 296.813, };
ExpectedValuesForKnownColor(knownColor,expectedColor);
}
protected PaletteTile(int id, double widthAndHeight, Rgb rgb)
{
Id = id;
Width = widthAndHeight;
Height = widthAndHeight;
Rgb = rgb;
}
public void WhiteRgbToRgb()
{
var knownColor = new Rgb { R = 255, G = 255, B = 255, };
var expectedColor = new Rgb { R = 255, G = 255, B = 255, };
ExpectedValuesForKnownColor(knownColor,expectedColor);
}
public void WhiteRgbToHsl()
{
var knownColor = new Rgb { R = 255, G = 255, B = 255, };
var expectedColor = new Hsl { H = 0, S = 0, L = 100, };
ExpectedValuesForKnownColor(knownColor,expectedColor);
}
public void WhiteRgbToLab()
{
var knownColor = new Rgb { R = 255, G = 255, B = 255, };
var expectedColor = new Lab { L = 100, A = 0.00526, B = -.0104, };
ExpectedValuesForKnownColor(knownColor,expectedColor);
}
public double GetDifferenceUsingCie1976Comparison(Rgb color1, Rgb color2)
{
var colorRgb1 = new Rgb { R = color1.R, G = color1.G, B = color1.B };
var colorRgb2 = new Rgb { R = color2.R, G = color2.G, B = color2.B };
return _comparer.Compare(colorRgb1, colorRgb2);
}
public void WhiteRgbToCmyk()
{
var knownColor = new Rgb { R = 255, G = 255, B = 255, };
var expectedColor = new Cmyk { C = 0, M = 0, Y = 0, K = 0, };
ExpectedValuesForKnownColor(knownColor,expectedColor);
}
public static List<LabInfo> ToListLabInfo(List<PixelInfo> pixelInfo)
{
var labInfo = new List<LabInfo>();
var labList = new List<Lab>();
var listColors = new List<Color>();
var listLabLists = new List<List<Lab>>();
foreach (var pixInfo in pixelInfo)
{
foreach (var pix in pixInfo.PixelData)
{
var rgb = new Rgb();
rgb.R = pix.red;
rgb.G = pix.green;
rgb.B = pix.blue;
labList.Add(rgb.To<Lab>());
}
listLabLists.Add(new List<Lab>(labList));
listColors.Add(pixInfo.Color);
labList.Clear();
}
for (int i = 0; i < listColors.Count; i++)
{
labInfo.Add(new LabInfo(listLabLists[i], listColors[i]));
}
return labInfo;
}
public void WhiteRgbToXyz()
{
var knownColor = new Rgb { R = 255, G = 255, B = 255, };
var expectedColor = new Xyz { X = 95.050, Y = 100, Z = 108.900, };
ExpectedValuesForKnownColor(knownColor,expectedColor);
}
public void DarkVioletCmykToRgb()
{
var knownColor = new Cmyk { C = .29858, M = 1, Y = 0, K = .17255, };
var expectedColor = new Rgb { R = 148, G = 0, B = 211, };
ExpectedValuesForKnownColor(knownColor,expectedColor);
}
private static Xyz RGBtoXYZ(Color color)
{
ColorMine.ColorSpaces.Rgb c1 = new ColorMine.ColorSpaces.Rgb()
{
R = color.R,
G = color.G,
B = color.B
};
return(c1.To <ColorMine.ColorSpaces.Xyz>());
}
public void ReturnsZeroForSameColors()
{
var compareColor = new Rgb {R = 140, G = 130, B = 23};
// Todo, should be mocking!!
var a = new Rgb();
a.Initialize(compareColor);
var b = new Rgb();
b.Initialize(compareColor);
ReturnsExpectedValueForKnownInput(0.0, a, b);
}
public static List<Lab> ToLabData(List<PixelData> pixelData)
{
var labData = new List<Lab>();
foreach (var pix in pixelData)
{
var rgb = new Rgb();
rgb.R = pix.red;
rgb.G = pix.green;
rgb.B = pix.blue;
labData.Add(rgb.To<Lab>());
}
return labData;
}
public PaletteTile FindBestTile(Rgb rgb)
{
var minimumDeltaE = double.MaxValue;
PaletteTile result = null;
foreach (var tileInfo in _tiles)
{
var deltaE = GetDifferenceUsingCie1976Comparison(tileInfo.Rgb, rgb);
if (deltaE < minimumDeltaE)
{
minimumDeltaE = deltaE;
result = tileInfo;
}
}
return result;
}
public Rgb Calculate(Bitmap bitmap)
{
double rSum = 0;
double gSum = 0;
double bSum = 0;
for (var y = 0; y < bitmap.Height; y++)
{
for (var x = 0; x < bitmap.Width; x++)
{
var pixel = bitmap.GetPixel(x, y);
var rgb = new Rgb{ R = pixel.R, G = pixel.G, B = pixel.B };
// var lab= rgb.To<Lab>();
rSum += rgb.R;
gSum += rgb.G;
bSum += rgb.B;
}
}
var pixelCount = bitmap.Width * bitmap.Height;
return new Rgb(rSum / pixelCount, gSum / pixelCount, bSum / pixelCount);
}
public void GoldenrodRgbToYxy()
{
var knownColor = new Rgb { R = 218, G = 165, B = 32, };
var expectedColor = new Yxy { Y1 = 41.920, X = .46457, Y2 = .45684, };
ExpectedValuesForKnownColor(knownColor,expectedColor);
}
public void GoldenrodRgbToXyz()
{
var knownColor = new Rgb { R = 218, G = 165, B = 32, };
var expectedColor = new Xyz { X = 42.629, Y = 41.920, Z = 7.211, };
ExpectedValuesForKnownColor(knownColor,expectedColor);
}
public void GoldenrodRgbToRgb()
{
var knownColor = new Rgb { R = 218, G = 165, B = 32, };
var expectedColor = new Rgb { R = 218, G = 165, B = 32, };
ExpectedValuesForKnownColor(knownColor,expectedColor);
}
public void GoldenrodRgbToLch()
{
var knownColor = new Rgb { R = 218, G = 165, B = 32, };
var expectedColor = new Lch { L = 70.816, C = 69.291, H = 82.933, };
ExpectedValuesForKnownColor(knownColor,expectedColor);
}
public void GoldenrodRgbToLab()
{
var knownColor = new Rgb { R = 218, G = 165, B = 32, };
var expectedColor = new Lab { L = 70.816, A = 8.525, B = 68.765, };
ExpectedValuesForKnownColor(knownColor,expectedColor);
}
public void GoldenrodRgbToHsl()
{
var knownColor = new Rgb { R = 218, G = 165, B = 32, };
var expectedColor = new Hsl { H = 43, S = 74, L = 49, };
ExpectedValuesForKnownColor(knownColor,expectedColor);
}
public void MaroonLchToRgb()
{
var knownColor = new Lch { L = 24.829, C = 60.093, H = 38.180, };
var expectedColor = new Rgb { R = 125, G = 0.02, B = 0, };
ExpectedValuesForKnownColor(knownColor,expectedColor);
}
public void GoldenrodRgbToCmy()
{
var knownColor = new Rgb { R = 218, G = 165, B = 32, };
var expectedColor = new Cmy { C = .14510, M = .35294, Y = .87451, };
ExpectedValuesForKnownColor(knownColor,expectedColor);
}
public void BlackRgbToYxy()
{
var knownColor = new Rgb { R = 0, G = 0, B = 0, };
var expectedColor = new Yxy { Y1 = 0, X = 0, Y2 = 0, };
ExpectedValuesForKnownColor(knownColor,expectedColor);
}
public void BlackRgbToXyz()
{
var knownColor = new Rgb { R = 0, G = 0, B = 0, };
var expectedColor = new Xyz { X = 0, Y = 0, Z = 0, };
ExpectedValuesForKnownColor(knownColor,expectedColor);
}
public void BlackRgbToLch()
{
var knownColor = new Rgb { R = 0, G = 0, B = 0, };
var expectedColor = new Lch { L = 0, C = 0, H = 0, };
ExpectedValuesForKnownColor(knownColor,expectedColor);
}
public void BlackRgbToLab()
{
var knownColor = new Rgb { R = 0, G = 0, B = 0, };
var expectedColor = new Lab { L = 0, A = 0, B = 0, };
ExpectedValuesForKnownColor(knownColor,expectedColor);
}
public void BlackRgbToHsl()
{
var knownColor = new Rgb { R = 0, G = 0, B = 0, };
var expectedColor = new Hsl { H = 0, S = 0, L = 0, };
ExpectedValuesForKnownColor(knownColor,expectedColor);
}
public void WhiteRgbToYxy()
{
var knownColor = new Rgb { R = 255, G = 255, B = 255, };
var expectedColor = new Yxy { Y1 = 100, X = .31272, Y2 = .32900, };
ExpectedValuesForKnownColor(knownColor,expectedColor);
}
public void GoldenrodRgbToCmyk()
{
var knownColor = new Rgb { R = 218, G = 165, B = 32, };
var expectedColor = new Cmyk { C = 0, M = .24312, Y = .85321, K = .14510, };
ExpectedValuesForKnownColor(knownColor,expectedColor);
}
public void BlackRgbToCmyk()
{
var knownColor = new Rgb { R = 0, G = 0, B = 0, };
var expectedColor = new Cmyk { C = 0, M = 0, Y = 0, K = 1, };
ExpectedValuesForKnownColor(knownColor,expectedColor);
}
public static Color ToColor(this Rgb _this)
{
return(Color.FromArgb((int)_this.R, (int)_this.G, (int)_this.B));
}