using System;

namespace AForge.Math;

[Serializable]
public class Histogram
{
	private int[] values;

	private double mean;

	private double stdDev;

	private int median;

	private int min;

	private int max;

	private long total;

	public int[] Values => values;

	public double Mean => mean;

	public double StdDev => stdDev;

	public int Median => median;

	public int Min => min;

	public int Max => max;

	public long TotalCount => total;

	public Histogram(int[] values)
	{
		this.values = values;
		Update();
	}

	public IntRange GetRange(double percent)
	{
		return Statistics.GetRange(values, percent);
	}

	public void Update()
	{
		int num = values.Length;
		max = 0;
		min = num;
		total = 0L;
		for (int i = 0; i < num; i++)
		{
			if (values[i] != 0)
			{
				if (i > max)
				{
					max = i;
				}
				if (i < min)
				{
					min = i;
				}
				total += values[i];
			}
		}
		mean = Statistics.Mean(values);
		stdDev = Statistics.StdDev(values, mean);
		median = Statistics.Median(values);
	}
}