public Distribution(IEnumerable <double> values, int binLength = 1)
{
if (binLength <= 0)
{
throw new ArgumentException();
}
Values = values.Select(x => Math.Round(x, 5)).ToList();
Average = Values.Average();
Mode = Values.Mode();
BinLength = binLength;
var max = (int)Math.Ceiling(Values.Max());
if (max == 0)
{
max = binLength;
}
else
{
binLength = binLength > max ? max : binLength;
}
var bins = Enumerable.Range(0, (int)Math.Ceiling(max / (double)binLength) + 1)
.Select(x => x * binLength)
.ToDictionary(x => x, _ => new List <double>());
foreach (var value in Values)
{
var key = bins.Keys.ElementAt((int)Math.Floor(value / binLength));
bins[key].Add(value);
}
Bins = bins;
}
protected override void OnRender(DrawingContext dc)
{
if (Values == null || Values.Length == 0)
{
return;
}
double max = Values.Max();
var pen = new Pen(Stroke, StrokeThickness);
var barSize = ActualWidth / Values.Length;
for (int i = 0; i < Values.Length; i++)
{
dc.DrawRectangle(
Fill,
pen,
new Rect(
new Point(i * barSize, ActualHeight - Values[i] * ActualHeight / max),
new Point((i + 1) * barSize, ActualHeight))
);
}
if (ShowAverage)
{
var avg = ActualHeight - Values.Average() * ActualHeight / max;
dc.DrawLine(pen, new Point(0, avg),
new Point(ActualWidth, avg));
}
}
private void TestInternal()
{
Console.WriteLine(Counter);
if (Counter < 100)
{
this.TestFunction((long val) => {
Values[Counter++] = val;
TestInternal();
});
}
else
{
long min = Values.Min();
long max = Values.Max();
double avg = Values.Average();
var list = Values.ToList();
list.Sort();
long med = list[50];
Callback(new object[] {
min, max, (long)avg, med, Name
});
}
}
protected override void OnRender(DrawingContext drawingContext)
{
if (Values != null && Values.Count > 1)
{
while (Values.Count > MaxValues)
{
Values.RemoveAt(0);
}
double horizontalSpacing = ActualWidth / (Values.Count - 1);
if (ZeroLinePen != null)
{
drawingContext.DrawLine(ZeroLinePen, new Point(0, TranslateValue(0)), new Point(ActualWidth, TranslateValue(0)));
}
if (AverageLinePen != null)
{
drawingContext.DrawLine(AverageLinePen, new Point(0, TranslateValue(Values.Average())), new Point(ActualWidth, TranslateValue(Values.Average())));
}
for (int i = 1; i < Values.Count; ++i)
{
drawingContext.DrawLine(LinePen,
new Point((i - 1) * horizontalSpacing, TranslateValue(Values[i - 1])),
new Point((i - 0) * horizontalSpacing, TranslateValue(Values[i - 0])));
}
}
}
public override string ToString()
{
var average = Values.Average();
return($"{string.Format("{0,-20}", Operation.ToString())}:Time = {TimeSpent}ms, Count = {Values.Count}, Average = {Math.Round(average, 2)}ms");
}
