本文整理汇总了C#中System.Drawing.Color.GetBrightness方法的典型用法代码示例。如果您正苦于以下问题：C# Color.GetBrightness方法的具体用法？C# Color.GetBrightness怎么用？C# Color.GetBrightness使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Drawing.Color的用法示例。
在下文中一共展示了Color.GetBrightness方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: FormatColor
private static String FormatColor(String format, Color arg)
{
if (String.IsNullOrWhiteSpace(format))
{
return arg.ToString();
}
var numberFormatInfo =
new NumberFormatInfo
{
NumberDecimalDigits = 1,
PercentDecimalDigits = 0,
PercentNegativePattern = 1,
PercentPositivePattern = 1
};
switch (format)
{
case "hex":
{
return String.Format(numberFormatInfo, "#{0:x2}{1:x2}{2:x2}", arg.R, arg.G, arg.B);
}
case "HEX":
{
return String.Format(numberFormatInfo, "#{0:X2}{1:X2}{2:X2}", arg.R, arg.G, arg.B);
}
case "rgb":
{
return String.Format(numberFormatInfo, "rgb({0}, {1}, {2})", arg.R, arg.G, arg.B);
}
case "rgb%":
{
return String.Format(numberFormatInfo, "rgb({0:P}, {1:P}, {2:P})", arg.R / 255d, arg.G / 255d, arg.B / 255d);
}
case "rgba":
{
return String.Format(numberFormatInfo, "rgba({0}, {1}, {2}, {3:0.#})", arg.R, arg.G, arg.B, arg.A / 255d);
}
case "rgba%":
{
return String.Format(numberFormatInfo, "rgba({0:P}, {1:P}, {2:P}, {3:0.#})", arg.R / 255d, arg.G / 255d, arg.B / 255d, arg.A / 255d);
}
case "hsl":
{
return String.Format(numberFormatInfo, "hsl({0:F0}, {1:P}, {2:P})", arg.GetHue(), arg.GetSaturation(), arg.GetBrightness());
}
case "hsla":
{
return String.Format(numberFormatInfo, "hsla({0:F0}, {1:P}, {2:P}, {3:0.#})", arg.GetHue(), arg.GetSaturation(), arg.GetBrightness(), arg.A / 255d);
}
default:
{
throw new FormatException(String.Format("Invalid format specified: \"{0}\".", format));
}
}
}示例2: GetConsoleColor
internal static ConsoleColor GetConsoleColor(Color color) {
if (color.GetSaturation() < 0.5) {
// we have a grayish color
switch ((int)(color.GetBrightness()*3.5)) {
case 0:
return ConsoleColor.Black;
case 1:
return ConsoleColor.DarkGray;
case 2:
return ConsoleColor.Gray;
default:
return ConsoleColor.White;
}
}
int hue = (int)Math.Round(color.GetHue()/60, MidpointRounding.AwayFromZero);
if (color.GetBrightness() < 0.4) {
// dark color
switch (hue) {
case 1:
return ConsoleColor.DarkYellow;
case 2:
return ConsoleColor.DarkGreen;
case 3:
return ConsoleColor.DarkCyan;
case 4:
return ConsoleColor.DarkBlue;
case 5:
return ConsoleColor.DarkMagenta;
default:
return ConsoleColor.DarkRed;
}
}
// bright color
switch (hue) {
case 1:
return ConsoleColor.Yellow;
case 2:
return ConsoleColor.Green;
case 3:
return ConsoleColor.Cyan;
case 4:
return ConsoleColor.Blue;
case 5:
return ConsoleColor.Magenta;
default:
return ConsoleColor.Red;
}
}示例3: binarization
private void binarization(Bitmap imgSrc)
{
int px; double br;
double threshold = 0.5;
for (int row = 0; row < height - 1; row++)
{
for (int col = 0; col < width - 1; col++)
{
pixel = imgSrc.GetPixel(col, row);
px = pixel.ToArgb();
br = pixel.GetBrightness();
if (pixel.GetBrightness() < threshold)
{
GreyImage[col, row] = 0;
}
else
{
GreyImage[col, row] = 1;
}
}
}
}示例4: HSLColor
public HSLColor(Color color)
{
RGB = color;
H = (byte)((color.GetHue() / 360.0f) * 255);
S = (byte)(color.GetSaturation() * 255);
L = (byte)(color.GetBrightness() * 255);
}示例5: Saturation
public static ColorSlider Saturation(VisualDirection direction, float knobWidth, float minVisualLength,
Color color, Reaction<float> changed)
{
return new ColorSlider (direction, knobWidth, minVisualLength, 0f, 1f, color.GetSaturation (),
new [] { Color.White, VisualHelpers.ColorFromHSB (color.GetHue (), 1f, color.GetBrightness ()) },
changed);
}示例6: IsOldStar
public bool IsOldStar(Color pixelColor)
{
return ((pixelColor.GetHue() >= 150) &&
(pixelColor.GetHue() <= 258) &&
(pixelColor.GetSaturation() >= 0.10) &&
(pixelColor.GetBrightness() <= 0.90));
}示例7: GetColorComponents
public static void GetColorComponents(ColorModel colorModel, Color color, out Single componentA, out Single componentB, out Single componentC)
{
componentA = 0.0f;
componentB = 0.0f;
componentC = 0.0f;
switch (colorModel)
{
case ColorModel.RedGreenBlue:
componentA = color.R;
componentB = color.G;
componentC = color.B;
break;
case ColorModel.HueSaturationBrightness:
componentA = color.GetHue();
componentB = color.GetSaturation();
componentC = color.GetBrightness();
break;
case ColorModel.LabColorSpace:
RGBtoLab(color.R, color.G, color.B, out componentA, out componentB, out componentC);
break;
case ColorModel.XYZ:
RGBtoXYZ(color.R, color.G, color.B, out componentA, out componentB, out componentC);
break;
}
}示例8: GetFullContrastColor
private static Color GetFullContrastColor(Color color)
{
return
color.GetBrightness() > BrightnessThreshold
? Color.Black
: Color.White;
}示例9: getColour
private void getColour()
{
int r, g, b = 0;
DialogResult result = GUI.colorDialog.ShowDialog();
if (result != DialogResult.Cancel)
{
color = GUI.colorDialog.Color;
r = color.R;
g = color.G;
b = color.B;
GUI.txtColourRGBdecimal.Text = r + ", " + g + ", " + b;
GUI.txtColourRGB.Text = String.Format("{0:X2}", r) + String.Format("{0:X2}", g) + String.Format("{0:X2}", b);
GUI.txtColourRGBcss.Text = "#" + String.Format("{0:X2}", r) + String.Format("{0:X2}", g) + String.Format("{0:X2}", b);
GUI.txtColourRdec.Text = r.ToString();
GUI.txtColourGdec.Text = g.ToString();
GUI.txtColourBdec.Text = b.ToString();
GUI.txtColourRhex.Text = String.Format("{0:X2}", r);
GUI.txtColourGhex.Text = String.Format("{0:X2}", g);
GUI.txtColourBhex.Text = String.Format("{0:X2}", b);
GUI.lblColourSample.BackColor = color;
GUI.lblColourSample.Image = null;
// RGB ->HSL conversion
decimal h = decimal.Round(((decimal)(color.GetHue() / 360) * 240), MidpointRounding.AwayFromZero);
decimal s = decimal.Round(((decimal)color.GetSaturation() * 240), MidpointRounding.AwayFromZero);
decimal l = decimal.Round(((decimal)color.GetBrightness() * 240), MidpointRounding.AwayFromZero);
GUI.txtColourH.Text = h.ToString();
GUI.txtColourS.Text = s.ToString();
GUI.txtColourL.Text = l.ToString();
}
}示例10: ColorHSL
/// <summary>
/// Initialize a new instance of the ColorHSL class.
/// </summary>
/// <param name="c">Initialize from an existing Color.</param>
public ColorHSL(Color c)
{
// Initialize from the color instance
_hue = c.GetHue() / 360f;
_saturation = c.GetBrightness();
_luminance = c.GetSaturation();
}示例11: HslColor
public HslColor(Color color)
{
_alpha = color.A;
_hue = color.GetHue();
_saturation = color.GetSaturation();
_lightness = color.GetBrightness();
_isEmpty = false;
}示例12: CalculateColorDifference
private static double CalculateColorDifference(Color lhs, Color rhs)
{
double hue = lhs.GetHue() - rhs.GetHue();
double brightness = lhs.GetBrightness() - rhs.GetBrightness();
double saturation = lhs.GetSaturation() - rhs.GetSaturation();
return Math.Sqrt(hue * hue + brightness * brightness + saturation * saturation);
}示例13: DistinctColorInfo
/// <summary>
/// Initializes a new instance of the <see cref="DistinctColorInfo"/> struct.
/// </summary>
public DistinctColorInfo(Color color)
{
Color = color.ToArgb();
Count = 1;
Hue = Convert.ToInt32(color.GetHue()*Factor);
Saturation = Convert.ToInt32(color.GetSaturation()*Factor);
Brightness = Convert.ToInt32(color.GetBrightness()*Factor);
}示例14: AddColor
/// <summary>
/// Method to add/sum two colors.
/// </summary>
/// <param name="hitColor"></param>
/// <param name="tintColor"></param>
/// <returns></returns>
public static Color AddColor(Color hitColor, Color tintColor)
{
float brightness = tintColor.GetBrightness();
var result = Color.FromArgb(
(int)Cap((int)((1 - brightness) * hitColor.R) + CapMin(tintColor.R - 20, 0) * 255 / 205, 255),
(int)Cap((int)((1 - brightness) * hitColor.G) + CapMin(tintColor.G - 20, 0) * 255 / 205, 255),
(int)Cap((int)((1 - brightness) * hitColor.B) + CapMin(tintColor.B - 20, 0) * 255 / 205, 255)
);
return result;
}示例15: CompareColorByBrightness
int CompareColorByBrightness(Color c1, Color c2)
{
float h1 = c1.GetBrightness();
float h2 = c2.GetBrightness();
if (h1 < h2)
return -1;
if (h1 > h2)
return 1;
return 0;
}