[C#/WINFORM/SCOTTPLOT] 히스토그램 확률 차트 만들기

■ 히스토그램 확률 차트를 만드는 방법을 보여준다.

▶ MainForm.cs


using System;
using System.Drawing;
using System.Linq;
using System.Windows.Forms;

using ScottPlot;
using ScottPlot.Plottable;
using ScottPlot.Statistics;

namespace TestProject
{
    /// <summary>
    /// 메인 폼
    /// </summary>
    public partial class MainForm : Form
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainForm()

        /// <summary>
        /// 생성자
        /// </summary>
        public MainForm()
        {
            InitializeComponent();

            Plot plot = new Plot(800, 600);

            Random random = new Random(0);

            double[] valueArray = DataGen.RandomNormal(random, pointCount : 1234, mean : 178.4, stdDev : 7.6);

            (double[] probabilityArray, double[] binEdgeArray) = Common.Histogram(valueArray, min : 140, max : 220, binSize : 1, density : true);

            double[] leftEdgeArray = binEdgeArray.Take(binEdgeArray.Length - 1).ToArray();

            BarPlot barPlot = plot.AddBar(values : probabilityArray, positions : leftEdgeArray);

            barPlot.BarWidth    = 1;
            barPlot.FillColor   = ColorTranslator.FromHtml("#9bc3eb");
            barPlot.BorderColor = ColorTranslator.FromHtml("#82add9");

            double[] densityArray = Common.ProbabilityDensity(valueArray, binEdgeArray);

            plot.AddScatterLines(xs : binEdgeArray, ys : densityArray, color : Color.Black, lineWidth : 2, lineStyle : LineStyle.Dash);

            plot.Title("성인 남성 신장");
            plot.XAxis.Label("신장(cm)");
            plot.YAxis.Label("확률");
            plot.SetAxisLimits(yMin : 0);

            this.formsPlot.Reset(plot);

            this.formsPlot.Refresh();
        }

        #endregion
    }
}

using System;

using System.Drawing;

using System.Linq;

using System.Windows.Forms;

using ScottPlot;

using ScottPlot.Plottable;

using ScottPlot.Statistics;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Constructor

////////////////////////////////////////////////////////////////////////////////////////// Public

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

Plot plot = new Plot(800, 600);

Random random = new Random(0);

double[] valueArray = DataGen.RandomNormal(random, pointCount : 1234, mean : 178.4, stdDev : 7.6);

(double[] probabilityArray, double[] binEdgeArray) = Common.Histogram(valueArray, min : 140, max : 220, binSize : 1, density : true);

double[] leftEdgeArray = binEdgeArray.Take(binEdgeArray.Length - 1).ToArray();

BarPlot barPlot = plot.AddBar(values : probabilityArray, positions : leftEdgeArray);

barPlot.BarWidth = 1;

barPlot.FillColor = ColorTranslator.FromHtml("#9bc3eb");

barPlot.BorderColor = ColorTranslator.FromHtml("#82add9");

double[] densityArray = Common.ProbabilityDensity(valueArray, binEdgeArray);

plot.AddScatterLines(xs : binEdgeArray, ys : densityArray, color : Color.Black, lineWidth : 2, lineStyle : LineStyle.Dash);

plot.Title("성인 남성 신장");

plot.XAxis.Label("신장(cm)");

plot.YAxis.Label("확률");

plot.SetAxisLimits(yMin : 0);

this.formsPlot.Reset(plot);

this.formsPlot.Refresh();

}

#endregion

}

TestProject.zip