/// <summary>
/// Converts RGB to HSL.
/// </summary>
/// <param name="RGB">Color to calculate.</param>
/// <returns></returns>
public static HSL RGBToHSL(Color RGB)
{
HSL localHSL = new HSL();
double varR = Convert.ToDouble(RGB.R) / 255.0d;
double varG = Convert.ToDouble(RGB.G) / 255.0d;
double varB = Convert.ToDouble(RGB.B) / 255.0d;
double minVal = Math.Min(Math.Min(varR, varG), varB);//Min. value of RGB
double maxVal = Math.Max(Math.Max(varR, varG), varB);//Max. value of RGB
double maxDel = maxVal - minVal;//Delta RGB value
localHSL.L = (maxVal + minVal) / 2.0d;
if (maxDel == 0.0d) //This is a gray, no chroma...
{
localHSL.H = 0.0d; //HSL results from 0 to 1
localHSL.S = 0.0d;
}
else //Chromatic data...
{
if (localHSL.L < 0.5d)
localHSL.S = maxDel / (maxVal + minVal);
else
localHSL.S = maxDel / (2.0d - maxVal - minVal);
double delR = (((maxVal - varR) / 6.0d) + (maxDel / 2.0d)) / maxDel;
double delG = (((maxVal - varG) / 6.0d) + (maxDel / 2.0d)) / maxDel;
double delB = (((maxVal - varB) / 6.0d) + (maxDel / 2.0d)) / maxDel;
if (varR == maxVal)
localHSL.H = delB - delG;
else if (varG == maxVal)
localHSL.H = (1.0d / 3.0d) + delR - delB;
else if (varB == maxVal)
localHSL.H = (2.0d / 3.0d) + delG - delR;
if (localHSL.H < 0.0d) //Getting Hue between 0 and 1.
localHSL.H += 1.0d;
if (localHSL.H > 1.0d)
localHSL.H -= 1.0d;
}
return localHSL;
}
/// <summary>
/// Returns the complementary color of the original color.
/// </summary>
/// <param name="_originalColor">Original color that is going to be calculated.</param>
/// <returns></returns>
public static Color GetComplementaryColor(Color _originalColor)
{
if (_originalColor.ToArgb() == Color.White.ToArgb())
{
return(Color.Black);
}
if (_originalColor.ToArgb() == Color.Black.ToArgb())
{
return(Color.White);
}
HSL newHSL = RGBToHSL(_originalColor);
newHSL = calculateTheOppositeHue(newHSL);
Color newColor = HSLToRGB(newHSL);
return(newColor);
}
private void pictureBox1_MouseMove(object sender, MouseEventArgs e)
{
labelState.Text = e.Location.X.ToString() + " , " + e.Location.Y.ToString();
if (isDrawing)
{
pictureBox1.Refresh();
Color newColor = Color.FromArgb(125, Color.Gray);
Control control = (Control)sender;
formGraphics = control.CreateGraphics();
formGraphics.FillRectangle(new SolidBrush(newColor), theRectangle);
formGraphics.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
theRectangle.X = startpoint.X;
theRectangle.Y = startpoint.Y;
theRectangle.Height = e.Y - startpoint.Y;
theRectangle.Width = e.X - startpoint.X;
fontSize = 96f;
SizeF stringSize = formGraphics.MeasureString(DateTime.Now.ToShortTimeString(), new Font(font.Name, fontSize));
if (theRectangle.Width > 15 && theRectangle.Height > 15)
{
while (stringSize.Width > theRectangle.Width || stringSize.Height > theRectangle.Height)
{
stringSize = formGraphics.MeasureString(DateTime.Now.ToShortTimeString(), new Font(font.Name, fontSize));
fontSize -= 0.05f;
}
System.Drawing.Drawing2D.GraphicsPath path = new System.Drawing.Drawing2D.GraphicsPath();
path.AddString(DateTime.Now.ToShortTimeString(), font.FontFamily, (int)font.Style, fontSize, theRectangle, new StringFormat());
formGraphics.DrawPath(new Pen(HSL.GetComplementaryColor(color), 3f), path);
formGraphics.FillPath(new SolidBrush(Color.FromArgb(255, color)), path);
Settings.ChangeSetting(Settings.settings.fontSize, fontSize.ToString());
Wallpaper.fontSize = this.fontSize;
}
}
}
/// <summary>
/// Bakes the current time on the original wallpaper and returns the path of the baked wallpaper.
/// </summary>
/// <param name="originalWallpaperPath">The full path of the original wallpaper.</param>
/// <returns></returns>
public static string BurnNewWallpaper(string originalWallpaperPath)
{
Image wallpaper = Image.FromFile(originalWallpaperPath);
Bitmap bufferBtmp = new Bitmap(wallpaper);
Graphics wallpaperGraph = Graphics.FromImage(bufferBtmp);
System.Drawing.Drawing2D.GraphicsPath path = new System.Drawing.Drawing2D.GraphicsPath();
wallpaperGraph.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
wallpaperGraph.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.Low;
path.FillMode = System.Drawing.Drawing2D.FillMode.Winding;
path.AddString(DateTime.Now.ToShortTimeString(), font.FontFamily, (int)font.Style, (float)(fontSize * Convert.ToDouble(wallpaper.Width) / Convert.ToDouble(pictureBoxRectangle.Width)), CalculateTheRelativePoint(), new StringFormat());
wallpaperGraph.DrawPath(new Pen(HSL.GetComplementaryColor(color), 3f), path);
wallpaperGraph.FillPath(new SolidBrush(Color.FromArgb(255, color)), path);
BurntWallpaperPath = Settings.rootDirectory + "\\wallpaper.png";
bufferBtmp.Save(BurntWallpaperPath);
bufferBtmp.Dispose();
wallpaper.Dispose();
wallpaperGraph.Dispose();
return(BurntWallpaperPath);
}
/// <summary>
/// Converts HSL to RGB.
/// </summary>
/// <param name="hsl">HSL that will be converted to RGB.</param>
/// <returns></returns>
public static Color HSLToRGB(HSL hsl)
{
double R;
double B;
double G;
double var_1;
double var_2;
if (hsl.S == 0.0d) //HSL from 0 to 1
{
R = hsl.L * 255.0d; //RGB results from 0 to 255
G = hsl.L * 255.0d;
B = hsl.L * 255.0d;
}
else
{
if (hsl.L < 0.5d)
{
var_2 = hsl.L * (1.0d + hsl.S);
}
else
{
var_2 = (hsl.L + hsl.S) - (hsl.S * hsl.L);
}
var_1 = 2.0d * hsl.L - var_2;
R = 255.0d * HueToRGB(var_1, var_2, hsl.H + (1.0d / 3.0d));
G = 255.0d * HueToRGB(var_1, var_2, hsl.H);
B = 255.0d * HueToRGB(var_1, var_2, hsl.H - (1.0d / 3.0d));
}
Color cl = Color.FromArgb(Convert.ToInt32(R), Convert.ToInt32(G), Convert.ToInt32(B));
return(cl);
}
/// <summary>
/// Converts HSL to RGB.
/// </summary>
/// <param name="hsl">HSL that will be converted to RGB.</param>
/// <returns></returns>
public static Color HSLToRGB(HSL hsl)
{
double R;
double B;
double G;
double var_1;
double var_2;
if (hsl.S == 0.0d) //HSL from 0 to 1
{
R = hsl.L * 255.0d; //RGB results from 0 to 255
G = hsl.L * 255.0d;
B = hsl.L * 255.0d;
}
else
{
if (hsl.L < 0.5d)
var_2 = hsl.L * (1.0d + hsl.S);
else
var_2 = (hsl.L + hsl.S) - (hsl.S * hsl.L);
var_1 = 2.0d * hsl.L - var_2;
R = 255.0d * HueToRGB(var_1, var_2, hsl.H + (1.0d / 3.0d));
G = 255.0d * HueToRGB(var_1, var_2, hsl.H);
B = 255.0d * HueToRGB(var_1, var_2, hsl.H - (1.0d / 3.0d));
}
Color cl = Color.FromArgb(Convert.ToInt32(R), Convert.ToInt32(G), Convert.ToInt32(B));
return cl;
}
/// <summary>
/// Takes normal HSL and rotates the Hue by 180 degrees and returns the new HSL value.
/// </summary>
/// <param name="normalHSL">HSL to calculate.</param>
/// <returns></returns>
public static HSL calculateTheOppositeHue(HSL normalHSL)
{
HSL newHue = normalHSL;
newHue.H = (newHue.H + 0.333d) % 1.0d;
return newHue;
}
/// <summary>
/// Converts RGB to HSL.
/// </summary>
/// <param name="RGB">Color to calculate.</param>
/// <returns></returns>
public static HSL RGBToHSL(Color RGB)
{
HSL localHSL = new HSL();
double varR = Convert.ToDouble(RGB.R) / 255.0d;
double varG = Convert.ToDouble(RGB.G) / 255.0d;
double varB = Convert.ToDouble(RGB.B) / 255.0d;
double minVal = Math.Min(Math.Min(varR, varG), varB); //Min. value of RGB
double maxVal = Math.Max(Math.Max(varR, varG), varB); //Max. value of RGB
double maxDel = maxVal - minVal; //Delta RGB value
localHSL.L = (maxVal + minVal) / 2.0d;
if (maxDel == 0.0d) //This is a gray, no chroma...
{
localHSL.H = 0.0d; //HSL results from 0 to 1
localHSL.S = 0.0d;
}
else //Chromatic data...
{
if (localHSL.L < 0.5d)
{
localHSL.S = maxDel / (maxVal + minVal);
}
else
{
localHSL.S = maxDel / (2.0d - maxVal - minVal);
}
double delR = (((maxVal - varR) / 6.0d) + (maxDel / 2.0d)) / maxDel;
double delG = (((maxVal - varG) / 6.0d) + (maxDel / 2.0d)) / maxDel;
double delB = (((maxVal - varB) / 6.0d) + (maxDel / 2.0d)) / maxDel;
if (varR == maxVal)
{
localHSL.H = delB - delG;
}
else if (varG == maxVal)
{
localHSL.H = (1.0d / 3.0d) + delR - delB;
}
else if (varB == maxVal)
{
localHSL.H = (2.0d / 3.0d) + delG - delR;
}
if (localHSL.H < 0.0d) //Getting Hue between 0 and 1.
{
localHSL.H += 1.0d;
}
if (localHSL.H > 1.0d)
{
localHSL.H -= 1.0d;
}
}
return(localHSL);
}
