[C#/WINFORM/SCOTTPLOT] BarPlot 클래스 : ValueOffsets 속성을 사용해 폭포수 막대 그래프 차트 그리기

■ BarPlot 클래스의 ValueOffsets 속성을 사용해 폭포수 막대 그래프 차트를 그리는 방법을 보여준다.

▶ MainForm.cs


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

using ScottPlot;
using ScottPlot.Plottable;

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);

            double[] valueArray  = DataGen.RandomNormal(0, 12, 5, 10);
            double[] offsetArray = Enumerable.Range(0, valueArray.Length).Select(x => valueArray.Take(x).Sum()).ToArray();

            BarPlot barPlot = plot.AddBar(valueArray);

            barPlot.ValueOffsets      = offsetArray;
            barPlot.FillColor         = Color.Green;
            barPlot.FillColorNegative = Color.Red;

            this.formsPlot.Reset(plot);

            this.formsPlot.Refresh();
        }

        #endregion
    }
}

using System.Drawing;

using System.Linq;

using System.Windows.Forms;

using ScottPlot;

using ScottPlot.Plottable;

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);

double[] valueArray = DataGen.RandomNormal(0, 12, 5, 10);

double[] offsetArray = Enumerable.Range(0, valueArray.Length).Select(x => valueArray.Take(x).Sum()).ToArray();

BarPlot barPlot = plot.AddBar(valueArray);

barPlot.ValueOffsets = offsetArray;

barPlot.FillColor = Color.Green;

barPlot.FillColorNegative = Color.Red;

this.formsPlot.Reset(plot);

this.formsPlot.Refresh();

}

#endregion

}

TestProject.zip