public ColorBox2D()
{
InitializeComponent();
base.SetStyle(ControlStyles.OptimizedDoubleBuffer | ControlStyles.AllPaintingInWmPaint, true);
this.colorHSL = HslColor.FromAhsl(1.0, 1.0, 1.0);
this.colorRGB = this.colorHSL.RgbValue;
this.colorMode = ColorModes.Hue;
}
private HslColor GetColor(int x, int y)
{
int num;
int num2;
int num3;
HslColor color = HslColor.FromAhsl(0xff);
switch (this.ColorMode)
{
case ColorModes.Red:
num2 = MathExtensions.Round(255.0 * (1.0 - (((double)y) / ((double)(base.Height - 4)))));
num3 = MathExtensions.Round((255.0 * x) / ((double)(base.Width - 4)));
return(HslColor.FromColor(Color.FromArgb(this.colorRGB.R, num2, num3)));
case ColorModes.Green:
num = MathExtensions.Round(255.0 * (1.0 - (((double)y) / ((double)(base.Height - 4)))));
num3 = MathExtensions.Round((255.0 * x) / ((double)(base.Width - 4)));
return(HslColor.FromColor(Color.FromArgb(num, this.colorRGB.G, num3)));
case ColorModes.Blue:
num = MathExtensions.Round((255.0 * x) / ((double)(base.Width - 4)));
num2 = MathExtensions.Round(255.0 * (1.0 - (((double)y) / ((double)(base.Height - 4)))));
return(HslColor.FromColor(Color.FromArgb(num, num2, this.colorRGB.B)));
case ColorModes.Hue:
color.H = this.colorHSL.H;
color.S = ((double)x) / ((double)(base.Width - 4));
color.L = 1.0 - (((double)y) / ((double)(base.Height - 4)));
return(color);
case ColorModes.Saturation:
color.S = this.colorHSL.S;
color.H = ((double)x) / ((double)(base.Width - 4));
color.L = 1.0 - (((double)y) / ((double)(base.Height - 4)));
return(color);
case ColorModes.Luminance:
color.L = this.colorHSL.L;
color.H = ((double)x) / ((double)(base.Width - 4));
color.S = 1.0 - (((double)y) / ((double)(base.Height - 4)));
return(color);
}
return(color);
}
protected override void OnPaint(PaintEventArgs e)
{
base.OnPaint(e);
HslColor color = HslColor.FromAhsl(0xff);
HslColor color2 = HslColor.FromAhsl(0xff);
switch (this.ColorMode)
{
case ColorModes.Hue:
color.H = this.ColorHSL.H;
color2.H = this.ColorHSL.H;
color.S = 0.0;
color2.S = 1.0;
break;
case ColorModes.Saturation:
color.S = this.ColorHSL.S;
color2.S = this.ColorHSL.S;
color.L = 1.0;
color2.L = 0.0;
break;
case ColorModes.Luminance:
color.L = this.ColorHSL.L;
color2.L = this.ColorHSL.L;
color.S = 1.0;
color2.S = 0.0;
break;
}
for (int i = 0; i < (base.Height - 4); i++)
{
int green = MathExtensions.Round(255.0 - ((255.0 * i) / ((double)(base.Height - 4))));
Color empty = Color.Empty;
Color rgbValue = Color.Empty;
switch (this.ColorMode)
{
case ColorModes.Red:
empty = Color.FromArgb(this.ColorRGB.R, green, 0);
rgbValue = Color.FromArgb(this.ColorRGB.R, green, 0xff);
break;
case ColorModes.Green:
empty = Color.FromArgb(green, this.ColorRGB.G, 0);
rgbValue = Color.FromArgb(green, this.ColorRGB.G, 0xff);
break;
case ColorModes.Blue:
empty = Color.FromArgb(0, green, this.ColorRGB.B);
rgbValue = Color.FromArgb(0xff, green, this.ColorRGB.B);
break;
case ColorModes.Hue:
color2.L = color.L = 1.0 - (((double)i) / ((double)(base.Height - 4)));
empty = color.RgbValue;
rgbValue = color2.RgbValue;
break;
case ColorModes.Saturation:
case ColorModes.Luminance:
color2.H = color.H = ((double)i) / ((double)(base.Width - 4));
empty = color.RgbValue;
rgbValue = color2.RgbValue;
break;
}
Rectangle rect = new Rectangle(2, 2, base.Width - 4, 1);
Rectangle rectangle2 = new Rectangle(2, i + 2, base.Width - 4, 1);
if ((this.ColorMode == ColorModes.Saturation) || (this.ColorMode == ColorModes.Luminance))
{
rect = new Rectangle(2, 2, 1, base.Height - 4);
rectangle2 = new Rectangle(i + 2, 2, 1, base.Height - 4);
using (LinearGradientBrush brush = new LinearGradientBrush(rect, empty, rgbValue, 90f, false))
{
e.Graphics.FillRectangle(brush, rectangle2);
continue;
}
}
using (LinearGradientBrush brush2 = new LinearGradientBrush(rect, empty, rgbValue, 0f, false))
{
e.Graphics.FillRectangle(brush2, rectangle2);
}
}
Pen white = Pens.White;
if (this.colorHSL.L >= 0.78431372549019607)
{
if ((this.colorHSL.H < 0.072222222222222215) || (this.colorHSL.H > 0.55555555555555558))
{
if (this.colorHSL.S <= 0.27450980392156865)
{
white = Pens.Black;
}
}
else
{
white = Pens.Black;
}
}
e.Graphics.DrawEllipse(white, this.markerPoint.X - 5, this.markerPoint.Y - 5, 10, 10);
}
protected override void OnPaint(PaintEventArgs e)
{
base.OnPaint(e);
HslColor color = HslColor.FromAhsl(0xff);
switch (this.ColorMode)
{
case ColorModes.Hue:
color.L = color.S = 1.0;
break;
case ColorModes.Saturation:
color.H = this.ColorHSL.H;
color.L = this.ColorHSL.L;
break;
case ColorModes.Luminance:
color.H = this.ColorHSL.H;
color.S = this.ColorHSL.S;
break;
}
for (int i = 0; i < (base.Height - 8); i++)
{
double num2 = 0.0;
if (this.ColorMode < ColorModes.Hue)
{
num2 = 255.0 - MathExtensions.Round((255.0 * i) / (base.Height - 8.0));
}
else
{
num2 = 1.0 - (((double)i) / ((double)(base.Height - 8)));
}
Color empty = Color.Empty;
switch (this.ColorMode)
{
case ColorModes.Red:
empty = Color.FromArgb((int)num2, this.ColorRGB.G, this.ColorRGB.B);
break;
case ColorModes.Green:
empty = Color.FromArgb(this.ColorRGB.R, (int)num2, this.ColorRGB.B);
break;
case ColorModes.Blue:
empty = Color.FromArgb(this.ColorRGB.R, this.ColorRGB.G, (int)num2);
break;
case ColorModes.Hue:
color.H = num2;
empty = color.RgbValue;
break;
case ColorModes.Saturation:
color.S = num2;
empty = color.RgbValue;
break;
case ColorModes.Luminance:
color.L = num2;
empty = color.RgbValue;
break;
}
using (Pen pen = new Pen(empty))
{
e.Graphics.DrawLine(pen, 11, i + 4, base.Width - 11, i + 4);
}
}
this.DrawSlider(e.Graphics);
}
