TEECHART Archives - icodebroker

[C#/WINFORM/TEECHART/.NET6] TChart 클래스 : ClickLegend 이벤트를 사용해 레전드 클릭시 처리하기 (.NET 오류 개선 버전)

■ TChart 클래스의 ClickLegend 이벤트를 사용해 레전드 클릭시 처리하는 방법을 보여준다. (.NET 오류 개선 버전) ▶ MainForm.cs


using Steema.TeeChart.Styles;

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

        #region 생성자 - MainForm()

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

            for(int i = 0; i < 10; i++)
            {
                Points points = new Points(this.tChart.Chart);

                points.FillSampleValues(20);
            }

            this.tChart.ClickLegend += tChart_ClickLegend;
            this.tChart.MouseClick  += tChart_MouseClick;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region 티차트 레전드 클릭시 처리하기 - tChart_ClickLegend(sender, e)

        /// <summary>
        /// 티차트 레전드 클릭시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void tChart_ClickLegend(object sender, MouseEventArgs e)
        {
            // .NET6 버그 처리
            double legendItemHeight = (double)this.tChart.Legend.Height / (double)this.tChart.Series.Count;

            int heightOffset = this.tChart.Legend.Height - (this.tChart.Legend.Height - (e.Y - this.tChart.Legend.Top));

            int index = (int)((double)heightOffset / legendItemHeight);

            // .NET FRAMEWORK의 경우
            //int index = this.tChart.Legend.Clicked(e.X, e.Y);

            if(index > -1)
            {
                for(int i = 0; i < this.tChart.Series.Count; i++)
                {
                    this.tChart[i].Transparency = 0;

                    if(i != index)
                    {
                        // 선택되지 않은 항목 반투명하게 처리한다.
                        this.tChart[i].Transparency = 70;
                    }
                }
            }
        }

        #endregion
        #region 티차트 마우스 클릭시 처리하기 - tChart_MouseClick(sender, e)

        /// <summary>
        /// 티차트 마우스 클릭시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void tChart_MouseClick(object sender, MouseEventArgs e)
        {
            // Legend 영역이 아닌 경우 모두 원상태로 돌리기
            int index = this.tChart.Legend.Clicked(e.X, e.Y);

            if(index == -1)
            {
                for(int i = 0; i < this.tChart.Series.Count; i++)
                {
                    this.tChart[i].Transparency = 0;
                }
            }
        }

        #endregion
     }
}

using Steema.TeeChart.Styles;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

for(int i = 0; i < 10; i++)

{

Points points = new Points(this.tChart.Chart);

points.FillSampleValues(20);

}

this.tChart.ClickLegend += tChart_ClickLegend;

this.tChart.MouseClick += tChart_MouseClick;

}

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Private

#region 티차트 레전드 클릭시 처리하기 - tChart_ClickLegend(sender, e)

/// <summary>

/// 티차트 레전드 클릭시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void tChart_ClickLegend(object sender, MouseEventArgs e)

{

// .NET6 버그 처리

double legendItemHeight = (double)this.tChart.Legend.Height / (double)this.tChart.Series.Count;

int heightOffset = this.tChart.Legend.Height - (this.tChart.Legend.Height - (e.Y - this.tChart.Legend.Top));

int index = (int)((double)heightOffset / legendItemHeight);

// .NET FRAMEWORK의 경우

//int index = this.tChart.Legend.Clicked(e.X, e.Y);

if(index > -1)

{

for(int i = 0; i < this.tChart.Series.Count; i++)

{

this.tChart[i].Transparency = 0;

if(i != index)

{

// 선택되지 않은 항목 반투명하게 처리한다.

this.tChart[i].Transparency = 70;

}

#endregion

#region 티차트 마우스 클릭시 처리하기 - tChart_MouseClick(sender, e)

/// <summary>

/// 티차트 마우스 클릭시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void tChart_MouseClick(object sender, MouseEventArgs e)

{

// Legend 영역이 아닌 경우 모두 원상태로 돌리기

int index = this.tChart.Legend.Clicked(e.X, e.Y);

if(index == -1)

{

for(int i = 0; i < this.tChart.Series.Count; i++)

{

this.tChart[i].Transparency = 0;

}

#endregion

}

TestProject.zip

[C#/WINFORM/TEECHART] SkewnessFunction 클래스 : 확률 분포의 비대칭성을 측정하는 왜도 구하기

■ SkewnessFunction 클래스를 사용해 확률 분포의 비대칭성을 측정하는 왜도를 구하는 방법을 보여준다. ▶ MainForm.cs


using System;
using System.Windows.Forms;

using Steema.TeeChart.Functions;
using Steema.TeeChart.Styles;

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

        #region 생성자 - MainForm()

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

            #region 영역 시리즈를 생성한다.

            Area area = new Area(this.tChart.Chart);

            area.Title    = "area";
            area.Smoothed = true;

            #endregion
            #region 라인 시리즈를 생성한다.

            Line line = new Line(this.tChart.Chart);

            line.Title         = "line";
            line.DataSource    = area;
            line.Function      = new SkewnessFunction(this.tChart.Chart);
            line.LinePen.Width = 4;
            line.VertAxis      = VerticalAxis.Right;

            #endregion

            area.FillSampleValues();

            line.CheckDataSource();

            this.refreshButton.Click += refreshButton_Click;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region 갱신하기 버튼 클릭시 처리하기 - refreshButton_Click(sender, e)

        /// <summary>
        /// 갱신하기 버튼 클릭시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void refreshButton_Click(object sender, EventArgs e)
        {
            this.tChart[0].FillSampleValues();
        }

        #endregion
    }
}

using System;

using System.Windows.Forms;

using Steema.TeeChart.Functions;

using Steema.TeeChart.Styles;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

#region 영역 시리즈를 생성한다.

Area area = new Area(this.tChart.Chart);

area.Title = "area";

area.Smoothed = true;

#endregion

#region 라인 시리즈를 생성한다.

Line line = new Line(this.tChart.Chart);

line.Title = "line";

line.DataSource = area;

line.Function = new SkewnessFunction(this.tChart.Chart);

line.LinePen.Width = 4;

line.VertAxis = VerticalAxis.Right;

#endregion

area.FillSampleValues();

line.CheckDataSource();

this.refreshButton.Click += refreshButton_Click;

}

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Private

#region 갱신하기 버튼 클릭시 처리하기 - refreshButton_Click(sender, e)

/// <summary>

/// 갱신하기 버튼 클릭시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void refreshButton_Click(object sender, EventArgs e)

{

this.tChart[0].FillSampleValues();

}

#endregion

}

TestProject.zip

[C#/WINFORM/TEECHART] HistogramFunction 클래스 : 히스토그램 차트 그리기

■ HistogramFunction 클래스를 사용해 히스토그램 차트를 그리는 방법을 보여준다. ▶ MainForm.cs


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

using Steema.TeeChart.Functions;
using Steema.TeeChart.Styles;

namespace TestProject
{
    /// <summary>
    /// 메인 폼
    /// </summary>
    public partial class MainForm : Form
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Field
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region Field

        /// <summary>
        /// 라인 시리즈
        /// </summary>
        private Line line;

        /// <summary>
        /// 히스토그램 함수
        /// </summary>
        private HistogramFunction histogramFunction;

        /// <summary>
        /// 히스토그램 시리즈
        /// </summary>
        private Histogram histogram;

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainForm()

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

            #region 라인 시리즈를 생성한다.

            this.line = new Line();

            this.line.Title         = "line";
            this.line.Brush.Color   = Color.FromArgb(255, 0, 0);
            this.line.LinePen.Color = Color.FromArgb(255, 0, 0);

            #endregion
            #region 히스토그램 함수를 생성한다.

            this.histogramFunction = new HistogramFunction();

            this.histogramFunction.Cumulative = false;

            #endregion
            #region 히스토그램을 생성한다.

            this.histogram = new Histogram();

            this.histogram.Title       = "histogram";
            this.histogram.Brush.Color = Color.FromArgb(255, 0, 0);
            this.histogram.DataSource  = this.line;
            this.histogram.Function    = this.histogramFunction;

            #endregion
            #region 티차트 1을 설정한다.

            this.tChart1.Axes.Bottom.Grid.Color = Color.FromArgb(128, 128, 128);
            this.tChart1.Legend.Visible         = false;

            this.tChart1.Series.Add(this.line);

            #endregion
            #region 티차트 2를 설정한다.

            this.tChart2.Axes.Bottom.AxisPen.Visible = false;
            this.tChart2.Axes.Bottom.Grid.Color      = Color.FromArgb(128, 128, 128);
            this.tChart2.Legend.Visible              = false;

            this.tChart2.Series.Add(this.histogram);

            #endregion

            this.line.FillSampleValues(500);

            this.histogram.CheckDataSource();

            this.binCountNumericUpDown.ValueChanged         += binCountNumericUpDown_ValueChanged;
            this.cumulativeHistogramCheckBox.CheckedChanged += cumulativeHistogramCheckBox_CheckedChanged;
            this.refreshButton.Click                        += refreshButton_Click;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region BIN 수 숫자 UP/DOWN 값 변경시 처리하기 - binCountNumericUpDown_ValueChanged(sender, e)

        /// <summary>
        /// BIN 수 숫자 UP/DOWN 값 변경시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void binCountNumericUpDown_ValueChanged(object sender, EventArgs e)
        {
            this.histogramFunction.NumBins = (int)this.binCountNumericUpDown.Value;

            this.histogramFunction.Recalculate();
        }

        #endregion
        #region 누적 히스토그램 체크 박스 체크 변경시 처리하기 - cumulativeHistogramCheckBox_CheckedChanged(sender, e)

        /// <summary>
        /// 누적 히스토그램 체크 박스 체크 변경시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void cumulativeHistogramCheckBox_CheckedChanged(object sender, EventArgs e)
        {
            this.histogramFunction.Cumulative = this.cumulativeHistogramCheckBox.Checked;

            if(this.histogramFunction.Cumulative)
            {
                this.tChart2.Header.Text = "Cumulative Histogram";
            }
            else
            {
                tChart2.Header.Text = "Histogram";
            }

            this.histogramFunction.Recalculate();
        }

        #endregion
        #region 갱신하기 버튼 클릭시 처리하기 - refreshButton_Click(sender, e)

        /// <summary>
        /// 갱신하기 버튼 클릭시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void refreshButton_Click(object sender, EventArgs e)
        {
            this.line.FillSampleValues(500);

            this.histogramFunction.Recalculate();
        }

        #endregion
    }
}

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using System;

using System.Drawing;

using System.Windows.Forms;

using Steema.TeeChart.Functions;

using Steema.TeeChart.Styles;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Field

////////////////////////////////////////////////////////////////////////////////////////// Private

#region Field

/// <summary>

/// 라인 시리즈

/// </summary>

private Line line;

/// <summary>

/// 히스토그램 함수

/// </summary>

private HistogramFunction histogramFunction;

/// <summary>

/// 히스토그램 시리즈

/// </summary>

private Histogram histogram;

#endregion

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

#region 라인 시리즈를 생성한다.

this.line = new Line();

this.line.Title = "line";

this.line.Brush.Color = Color.FromArgb(255, 0, 0);

this.line.LinePen.Color = Color.FromArgb(255, 0, 0);

#endregion

#region 히스토그램 함수를 생성한다.

this.histogramFunction = new HistogramFunction();

this.histogramFunction.Cumulative = false;

#endregion

#region 히스토그램을 생성한다.

this.histogram = new Histogram();

this.histogram.Title = "histogram";

this.histogram.Brush.Color = Color.FromArgb(255, 0, 0);

this.histogram.DataSource = this.line;

this.histogram.Function = this.histogramFunction;

#endregion

#region 티차트 1을 설정한다.

this.tChart1.Axes.Bottom.Grid.Color = Color.FromArgb(128, 128, 128);

this.tChart1.Legend.Visible = false;

this.tChart1.Series.Add(this.line);

#endregion

#region 티차트 2를 설정한다.

this.tChart2.Axes.Bottom.AxisPen.Visible = false;

this.tChart2.Axes.Bottom.Grid.Color = Color.FromArgb(128, 128, 128);

this.tChart2.Legend.Visible = false;

this.tChart2.Series.Add(this.histogram);

#endregion

this.line.FillSampleValues(500);

this.histogram.CheckDataSource();

this.binCountNumericUpDown.ValueChanged += binCountNumericUpDown_ValueChanged;

this.cumulativeHistogramCheckBox.CheckedChanged += cumulativeHistogramCheckBox_CheckedChanged;

this.refreshButton.Click += refreshButton_Click;

}

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Private

#region BIN 수 숫자 UP/DOWN 값 변경시 처리하기 - binCountNumericUpDown_ValueChanged(sender, e)

/// <summary>

/// BIN 수 숫자 UP/DOWN 값 변경시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void binCountNumericUpDown_ValueChanged(object sender, EventArgs e)

{

this.histogramFunction.NumBins = (int)this.binCountNumericUpDown.Value;

this.histogramFunction.Recalculate();

}

#endregion

#region 누적 히스토그램 체크 박스 체크 변경시 처리하기 - cumulativeHistogramCheckBox_CheckedChanged(sender, e)

/// <summary>

/// 누적 히스토그램 체크 박스 체크 변경시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void cumulativeHistogramCheckBox_CheckedChanged(object sender, EventArgs e)

{

this.histogramFunction.Cumulative = this.cumulativeHistogramCheckBox.Checked;

if(this.histogramFunction.Cumulative)

{

this.tChart2.Header.Text = "Cumulative Histogram";

}

else

{

tChart2.Header.Text = "Histogram";

}

this.histogramFunction.Recalculate();

}

#endregion

#region 갱신하기 버튼 클릭시 처리하기 - refreshButton_Click(sender, e)

/// <summary>

/// 갱신하기 버튼 클릭시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void refreshButton_Click(object sender, EventArgs e)

{

this.line.FillSampleValues(500);

this.histogramFunction.Recalculate();

}

#endregion

}

TestProject.zip

[C#/WINFORM/TEECHART] ColorLine 클래스 : SPC 품질 관리 시리즈의 상한 및 하한 그리기

■ ColorLine 클래스를 사용해 SPC 품질 관리 시리즈의 상한 및 하한을 그리는 방법을 보여준다. ▶ MainForm.cs


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

using Steema.TeeChart.Styles;
using Steema.TeeChart.Tools;

namespace TestProject
{
    /// <summary>
    /// 메인 폼
    /// </summary>
    public partial class MainForm : Form
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Field
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region Field

        /// <summary>
        /// 라인 1 시리즈
        /// </summary>
        private Line line1;

        /// <summary>
        /// 라인 2 시리즈
        /// </summary>
        private Line line2;

        /// <summary>
        /// 색상 라인 1 도구
        /// </summary>
        private ColorLine colorLine1;

        /// <summary>
        /// 색상 라인 2 도구
        /// </summary>
        private ColorLine colorLine2;

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainForm()

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

            #region 라인 1 시리즈를 생성한다.

            this.line1 = new Line();

            this.line1.Title           = "Good";
            this.line1.Color           = Color.Blue;
            this.line1.Pointer.Visible = true;

            #endregion
            #region 라인 2 시리즈를 생성한다.

            this.line2 = new Line();

            this.line2.Title           = "Bad";
            this.line2.Color           = Color.Red;
            this.line2.Pointer.Visible = true;
            this.line2.VertAxis        = VerticalAxis.Right;

            #endregion
            #region 색상 라인 1 도구를 생성한다.

            this.colorLine1 = new ColorLine();

            this.colorLine1.Pen.Width = 2;
            this.colorLine1.Pen.Color = Color.Red;
            this.colorLine1.Axis      = this.tChart.Axes.Right;

            #endregion
            #region 색상 라인 2 도구를 생성한다.

            this.colorLine2 = new ColorLine();

            this.colorLine2.Pen.Width = 2;
            this.colorLine2.Pen.Color = Color.Blue;
            this.colorLine2.Axis      = this.tChart.Axes.Right;

            #endregion
            #region 티차트를 설정한다.

            this.tChart.Axes.Left.Title.Caption     = "Production (number of pieces)";
            this.tChart.Axes.Left.Automatic         = false;
            this.tChart.Axes.Left.AutomaticMaximum  = false;
            this.tChart.Axes.Left.AutomaticMinimum  = false;
            this.tChart.Axes.Left.Minimum           = 0d;
            this.tChart.Axes.Left.Maximum           = 1200d;
            this.tChart.Axes.Right.Title.Caption    = "SPC (%)";
            this.tChart.Axes.Right.Automatic        = false;
            this.tChart.Axes.Right.AutomaticMaximum = false;
            this.tChart.Axes.Right.AutomaticMinimum = false;
            this.tChart.Axes.Right.Maximum          = 10d;
            this.tChart.Axes.Right.Minimum          = 0d;
            this.tChart.Axes.Bottom.Grid.Color      = Color.FromArgb(130, 130, 130);
            this.tChart.Axes.Bottom.Grid.Visible    = true;

            this.tChart.Tools.Add(this.colorLine1);
            this.tChart.Tools.Add(this.colorLine2);

            this.tChart.Series.Add(this.line1);
            this.tChart.Series.Add(this.line2);

            #endregion

            Random random = new Random(DateTime.Now.Millisecond);

            for(int i = 1 ; i < 19; i++)
            {
                this.line1.Add(800 + random.Next(200));
                this.line2.Add(4   + random.Next(4  ));
            }

            CalculateLimits(this.line1, this.line2);

            this.upperLimitTextBox.Text = this.colorLine1.Value.ToString();
            this.lowerLimitTextBox.Text = this.colorLine2.Value.ToString();

            this.colorLine1.DragLine += colorLine1_DragLine;
            this.colorLine2.DragLine += colorLine2_DragLine;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private
        //////////////////////////////////////////////////////////////////////////////// Event

        #region 색상 라인 1 도구 라인 드래그시 처리하기 - colorLine1_DragLine(sender, e)

        /// <summary>
        /// 색상 라인 1 도구 라인 드래그시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void colorLine1_DragLine(object sender, EventArgs e)
        {
            this.upperLimitTextBox.Text = this.colorLine1.Value.ToString("#.00");
        }

        #endregion
        #region 색상 라인 2 도구 라인 드래그시 처리하기 - colorLine2_DragLine(sender, e)

        /// <summary>
        /// 색상 라인 2 도구 라인 드래그시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void colorLine2_DragLine(object sender, EventArgs e)
        {
            this.lowerLimitTextBox.Text = this.colorLine2.Value.ToString("#.00");
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////// Function

        #region 제한 계산하기 - CalculateLimits(goodSeries, badSeries)

        /// <summary>
        /// 제한 계산하기
        /// </summary>
        /// <param name="goodSeries">양품 시리즈</param>
        /// <param name="badSeries">불량 시리즈</param>
        private void CalculateLimits(Series goodSeries, Series badSeries)
        {
            double sum1 = 0d;
            double sum2 = 0d;
            double temporaryValue1;
            double temporaryValue2;
            double lcp; // Likelihood of Correct Prediction
            double lcn; // Likelihood of Correct Non-prediction
            double temporaryValue3;
            double percent;
            int    n = 0;

            this.colorLine1.Value = 0.0;
            this.colorLine2.Value = 0.0;

            for(int i = 0; i < goodSeries.Count; i++)
            {
                percent = badSeries.YValues[i] * goodSeries.YValues[i] / 100.0;

                temporaryValue3 = goodSeries.YValues[i] + percent;

                if(temporaryValue3 > 0)
                {
                    sum1 += percent / temporaryValue3;

                    sum2 += temporaryValue3;

                    n++;
                }
            }

            lcp = sum1 / n;
            lcn = sum2 / n;

            temporaryValue1 = (lcp * (1.0 - lcp)) / lcn;

            if(temporaryValue1 > 0)
            {
                temporaryValue2 = 3 * Math.Sqrt(temporaryValue1);

                this.colorLine1.Value = 100.0 * (lcp + temporaryValue2);
                this.colorLine2.Value = 100.0 * (lcp - temporaryValue2);
            }
        }

        #endregion
    }
}

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using System;

using System.Drawing;

using System.Windows.Forms;

using Steema.TeeChart.Styles;

using Steema.TeeChart.Tools;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Field

////////////////////////////////////////////////////////////////////////////////////////// Private

#region Field

/// <summary>

/// 라인 1 시리즈

/// </summary>

private Line line1;

/// <summary>

/// 라인 2 시리즈

/// </summary>

private Line line2;

/// <summary>

/// 색상 라인 1 도구

/// </summary>

private ColorLine colorLine1;

/// <summary>

/// 색상 라인 2 도구

/// </summary>

private ColorLine colorLine2;

#endregion

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

#region 라인 1 시리즈를 생성한다.

this.line1 = new Line();

this.line1.Title = "Good";

this.line1.Color = Color.Blue;

this.line1.Pointer.Visible = true;

#endregion

#region 라인 2 시리즈를 생성한다.

this.line2 = new Line();

this.line2.Title = "Bad";

this.line2.Color = Color.Red;

this.line2.Pointer.Visible = true;

this.line2.VertAxis = VerticalAxis.Right;

#endregion

#region 색상 라인 1 도구를 생성한다.

this.colorLine1 = new ColorLine();

this.colorLine1.Pen.Width = 2;

this.colorLine1.Pen.Color = Color.Red;

this.colorLine1.Axis = this.tChart.Axes.Right;

#endregion

#region 색상 라인 2 도구를 생성한다.

this.colorLine2 = new ColorLine();

this.colorLine2.Pen.Width = 2;

this.colorLine2.Pen.Color = Color.Blue;

this.colorLine2.Axis = this.tChart.Axes.Right;

#endregion

#region 티차트를 설정한다.

this.tChart.Axes.Left.Title.Caption = "Production (number of pieces)";

this.tChart.Axes.Left.Automatic = false;

this.tChart.Axes.Left.AutomaticMaximum = false;

this.tChart.Axes.Left.AutomaticMinimum = false;

this.tChart.Axes.Left.Minimum = 0d;

this.tChart.Axes.Left.Maximum = 1200d;

this.tChart.Axes.Right.Title.Caption = "SPC (%)";

this.tChart.Axes.Right.Automatic = false;

this.tChart.Axes.Right.AutomaticMaximum = false;

this.tChart.Axes.Right.AutomaticMinimum = false;

this.tChart.Axes.Right.Maximum = 10d;

this.tChart.Axes.Right.Minimum = 0d;

this.tChart.Axes.Bottom.Grid.Color = Color.FromArgb(130, 130, 130);

this.tChart.Axes.Bottom.Grid.Visible = true;

this.tChart.Tools.Add(this.colorLine1);

this.tChart.Tools.Add(this.colorLine2);

this.tChart.Series.Add(this.line1);

this.tChart.Series.Add(this.line2);

#endregion

Random random = new Random(DateTime.Now.Millisecond);

for(int i = 1 ; i < 19; i++)

{

this.line1.Add(800 + random.Next(200));

this.line2.Add(4 + random.Next(4 ));

}

CalculateLimits(this.line1, this.line2);

this.upperLimitTextBox.Text = this.colorLine1.Value.ToString();

this.lowerLimitTextBox.Text = this.colorLine2.Value.ToString();

this.colorLine1.DragLine += colorLine1_DragLine;

this.colorLine2.DragLine += colorLine2_DragLine;

}

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Private

//////////////////////////////////////////////////////////////////////////////// Event

#region 색상 라인 1 도구 라인 드래그시 처리하기 - colorLine1_DragLine(sender, e)

/// <summary>

/// 색상 라인 1 도구 라인 드래그시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void colorLine1_DragLine(object sender, EventArgs e)

{

this.upperLimitTextBox.Text = this.colorLine1.Value.ToString("#.00");

}

#endregion

#region 색상 라인 2 도구 라인 드래그시 처리하기 - colorLine2_DragLine(sender, e)

/// <summary>

/// 색상 라인 2 도구 라인 드래그시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void colorLine2_DragLine(object sender, EventArgs e)

{

this.lowerLimitTextBox.Text = this.colorLine2.Value.ToString("#.00");

}

#endregion

//////////////////////////////////////////////////////////////////////////////// Function

#region 제한 계산하기 - CalculateLimits(goodSeries, badSeries)

/// <summary>

/// 제한 계산하기

/// </summary>

/// <param name="goodSeries">양품 시리즈</param>

/// <param name="badSeries">불량 시리즈</param>

private void CalculateLimits(Series goodSeries, Series badSeries)

{

double sum1 = 0d;

double sum2 = 0d;

double temporaryValue1;

double temporaryValue2;

double lcp; // Likelihood of Correct Prediction

double lcn; // Likelihood of Correct Non-prediction

double temporaryValue3;

double percent;

int n = 0;

this.colorLine1.Value = 0.0;

this.colorLine2.Value = 0.0;

for(int i = 0; i < goodSeries.Count; i++)

{

percent = badSeries.YValues[i] * goodSeries.YValues[i] / 100.0;

temporaryValue3 = goodSeries.YValues[i] + percent;

if(temporaryValue3 > 0)

{

sum1 += percent / temporaryValue3;

sum2 += temporaryValue3;

n++;

}

lcp = sum1 / n;

lcn = sum2 / n;

temporaryValue1 = (lcp * (1.0 - lcp)) / lcn;

if(temporaryValue1 > 0)

{

temporaryValue2 = 3 * Math.Sqrt(temporaryValue1);

this.colorLine1.Value = 100.0 * (lcp + temporaryValue2);

this.colorLine2.Value = 100.0 * (lcp - temporaryValue2);

}

#endregion

}

TestProject.zip

[C#/WINFORM/TEECHART] VarianceFunction 클래스 : 분산(Variance) 구하기

■ VarianceFunction 클래스를 사용해 분산(Variance)을 구하는 방법을 보여준다. ▶ MainForm.cs


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

using Steema.TeeChart.Functions;
using Steema.TeeChart.Styles;

namespace TestProject
{
    /// <summary>
    /// 메인 폼
    /// </summary>
    public partial class MainForm : Form
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Field
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region Field

        /// <summary>
        /// 포인트 시리즈
        /// </summary>
        private Points points;

        /// <summary>
        /// 분산 함수
        /// </summary>
        private VarianceFunction varianceFunction;

        /// <summary>
        /// 라인 시리즈
        /// </summary>
        private Line line;

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainForm()

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

            #region 포인트 시리즈를 생성한다.

            this.points = new Points();

            this.points.Title               = "Data";
            this.points.Color               = Color.FromArgb(130, 155, 254);
            this.points.Pointer.Brush.Color = Color.FromArgb(130, 155, 254);

            #endregion
            #region 분산 함수를 생성한다.

            this.varianceFunction = new VarianceFunction();

            #endregion
            #region 라인 시리즈를 생성한다.

            this.line = new Line();

            this.line.Title       = "Variance";
            this.line.Brush.Color = Color.FromArgb(252, 209, 36);
            this.line.Color       = Color.FromArgb(252, 209, 36);
            this.line.DataSource  = this.points;
            this.line.Function    = this.varianceFunction;
            this.line.VertAxis    = VerticalAxis.Right;

            #endregion
            #region 티차트를 설정한다.

            this.tChart.Axes.Bottom.Grid.Color    = Color.FromArgb(130, 130, 130);
            this.tChart.Axes.Bottom.Grid.Visible  = true;
            this.tChart.Axes.Bottom.MaximumOffset = 5;
            this.tChart.Axes.Bottom.MinimumOffset = 5;
            this.tChart.Legend.Visible            = false;

            this.tChart.Series.Add(this.points);
            this.tChart.Series.Add(this.line);

            #endregion

            this.points.FillSampleValues();

            this.refreshButton.Click += refreshButton_Click;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region 갱신하기 버튼 클릭시 처리하기 - refreshButton_Click(sender, e)

        /// <summary>
        /// 갱신하기 버튼 클릭시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void refreshButton_Click(object sender, EventArgs e)
        {
            this.points.FillSampleValues();
        }

        #endregion
    }
}

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using System;

using System.Drawing;

using System.Windows.Forms;

using Steema.TeeChart.Functions;

using Steema.TeeChart.Styles;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Field

////////////////////////////////////////////////////////////////////////////////////////// Private

#region Field

/// <summary>

/// 포인트 시리즈

/// </summary>

private Points points;

/// <summary>

/// 분산 함수

/// </summary>

private VarianceFunction varianceFunction;

/// <summary>

/// 라인 시리즈

/// </summary>

private Line line;

#endregion

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

#region 포인트 시리즈를 생성한다.

this.points = new Points();

this.points.Title = "Data";

this.points.Color = Color.FromArgb(130, 155, 254);

this.points.Pointer.Brush.Color = Color.FromArgb(130, 155, 254);

#endregion

#region 분산 함수를 생성한다.

this.varianceFunction = new VarianceFunction();

#endregion

#region 라인 시리즈를 생성한다.

this.line = new Line();

this.line.Title = "Variance";

this.line.Brush.Color = Color.FromArgb(252, 209, 36);

this.line.Color = Color.FromArgb(252, 209, 36);

this.line.DataSource = this.points;

this.line.Function = this.varianceFunction;

this.line.VertAxis = VerticalAxis.Right;

#endregion

#region 티차트를 설정한다.

this.tChart.Axes.Bottom.Grid.Color = Color.FromArgb(130, 130, 130);

this.tChart.Axes.Bottom.Grid.Visible = true;

this.tChart.Axes.Bottom.MaximumOffset = 5;

this.tChart.Axes.Bottom.MinimumOffset = 5;

this.tChart.Legend.Visible = false;

this.tChart.Series.Add(this.points);

this.tChart.Series.Add(this.line);

#endregion

this.points.FillSampleValues();

this.refreshButton.Click += refreshButton_Click;

}

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Private

#region 갱신하기 버튼 클릭시 처리하기 - refreshButton_Click(sender, e)

/// <summary>

/// 갱신하기 버튼 클릭시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void refreshButton_Click(object sender, EventArgs e)

{

this.points.FillSampleValues();

}

#endregion

}

TestProject.zip

[C#/WINFORM/TEECHART] TrendFunction 클래스 : 트렌드 차트 그리기

■ TrendFunction 클래스를 사용해 트렌드 차트를 그리는 방법을 보여준다. ▶ MainForm.cs


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

using Steema.TeeChart.Functions;
using Steema.TeeChart.Styles;

namespace TestProject
{
    /// <summary>
    /// 메인 폼
    /// </summary>
    public partial class MainForm : Form
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Field
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region Field

        /// <summary>
        /// 영역 시리즈
        /// </summary>
        private Area area;

        /// <summary>
        /// 트렌드 함수
        /// </summary>
        private TrendFunction trendFunction;

        /// <summary>
        /// 라인 시리즈
        /// </summary>
        private Line line;

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainForm()

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

            #region 영역 시리즈를 생성한다.

            this.area = new Area();

            this.area.Title           = "Data";
            this.area.Color           = Color.FromArgb(68, 102, 163);
            this.area.AreaBrush.Color = Color.FromArgb(68, 102, 163);
            this.area.AreaLines.Color = Color.FromArgb(41, 61 , 98 );

            #endregion
            #region 트렌드 함수를 생성한다.

            this.trendFunction = new TrendFunction();

            #endregion
            #region 라인 시리즈를 생성한다.

            this.line = new Line();

            this.line.Brush.Color = Color.FromArgb(243, 156, 53);
            this.line.Color       = Color.FromArgb(243, 156, 53);
            this.line.DataSource  = this.area;
            this.line.Function    = this.trendFunction;

            #endregion
            #region 티차트를 설정한다.

            this.tChart.Series.Add(this.area);
            this.tChart.Series.Add(this.line);

            #endregion

            this.area.FillSampleValues();

            for(int i = 0; i < this.area.Count; i++)
            {
                this.area.XValues[i] += 1;
            }

            this.trendFunction.Recalculate();

            Load                                         += Form_Load;
            this.refreshButton.Click                     += refreshButton_Click;
            this.trendStyleComboBox.SelectedIndexChanged += trendStyleComboBox_SelectedIndexChanged;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region 폼 로드시 처리하기 - Form_Load(sender, e)

        /// <summary>
        /// 폼 로드시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void Form_Load(object sender, EventArgs e)
        {
            this.trendStyleComboBox.SelectedIndex = 0;
        }

        #endregion
        #region 갱신하기 버튼 클릭시 처리하기 - refreshButton_Click(sender, e)

        /// <summary>
        /// 갱신하기 버튼 클릭시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void refreshButton_Click(object sender, EventArgs e)
        {
            this.area.FillSampleValues();

            for(int i = 0; i < this.area.Count; i++)
            {
                this.area.XValues[i] += 1;
            }

            this.trendFunction.Recalculate();
        }

        #endregion
        #region 트렌드 스타일 선택 인덱스 변경시 처리하기 - trendStyleComboBox_SelectedIndexChanged(sender, e)

        /// <summary>
        /// 트렌드 스타일 선택 인덱스 변경시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void trendStyleComboBox_SelectedIndexChanged(object sender, EventArgs e)
        {
            switch(this.trendStyleComboBox.SelectedIndex)
            {
                case 0 :

                    this.trendFunction.Series.Title = "Trendline";
                    this.trendFunction.TrendStyle   = TrendStyles.Normal;

                    break;

                case 1 :

                    this.trendFunction.Series.Title = "Exp.trendline";
                    this.trendFunction.TrendStyle   = TrendStyles.Exponential;

                    break;

                case 2 :

                    this.trendFunction.Series.Title = "Log.trendline";
                    this.trendFunction.TrendStyle   = TrendStyles.Logarithmic;

                    break;
            }
        }

        #endregion
    }
}

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using System;

using System.Drawing;

using System.Windows.Forms;

using Steema.TeeChart.Functions;

using Steema.TeeChart.Styles;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Field

////////////////////////////////////////////////////////////////////////////////////////// Private

#region Field

/// <summary>

/// 영역 시리즈

/// </summary>

private Area area;

/// <summary>

/// 트렌드 함수

/// </summary>

private TrendFunction trendFunction;

/// <summary>

/// 라인 시리즈

/// </summary>

private Line line;

#endregion

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

#region 영역 시리즈를 생성한다.

this.area = new Area();

this.area.Title = "Data";

this.area.Color = Color.FromArgb(68, 102, 163);

this.area.AreaBrush.Color = Color.FromArgb(68, 102, 163);

this.area.AreaLines.Color = Color.FromArgb(41, 61 , 98 );

#endregion

#region 트렌드 함수를 생성한다.

this.trendFunction = new TrendFunction();

#endregion

#region 라인 시리즈를 생성한다.

this.line = new Line();

this.line.Brush.Color = Color.FromArgb(243, 156, 53);

this.line.Color = Color.FromArgb(243, 156, 53);

this.line.DataSource = this.area;

this.line.Function = this.trendFunction;

#endregion

#region 티차트를 설정한다.

this.tChart.Series.Add(this.area);

this.tChart.Series.Add(this.line);

#endregion

this.area.FillSampleValues();

for(int i = 0; i < this.area.Count; i++)

{

this.area.XValues[i] += 1;

}

this.trendFunction.Recalculate();

Load += Form_Load;

this.refreshButton.Click += refreshButton_Click;

this.trendStyleComboBox.SelectedIndexChanged += trendStyleComboBox_SelectedIndexChanged;

}

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Private

#region 폼 로드시 처리하기 - Form_Load(sender, e)

/// <summary>

/// 폼 로드시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void Form_Load(object sender, EventArgs e)

{

this.trendStyleComboBox.SelectedIndex = 0;

}

#endregion

#region 갱신하기 버튼 클릭시 처리하기 - refreshButton_Click(sender, e)

/// <summary>

/// 갱신하기 버튼 클릭시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void refreshButton_Click(object sender, EventArgs e)

{

this.area.FillSampleValues();

for(int i = 0; i < this.area.Count; i++)

{

this.area.XValues[i] += 1;

}

this.trendFunction.Recalculate();

}

#endregion

#region 트렌드 스타일 선택 인덱스 변경시 처리하기 - trendStyleComboBox_SelectedIndexChanged(sender, e)

/// <summary>

/// 트렌드 스타일 선택 인덱스 변경시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void trendStyleComboBox_SelectedIndexChanged(object sender, EventArgs e)

{

switch(this.trendStyleComboBox.SelectedIndex)

{

case 0 :

this.trendFunction.Series.Title = "Trendline";

this.trendFunction.TrendStyle = TrendStyles.Normal;

break;

case 1 :

this.trendFunction.Series.Title = "Exp.trendline";

this.trendFunction.TrendStyle = TrendStyles.Exponential;

break;

case 2 :

this.trendFunction.Series.Title = "Log.trendline";

this.trendFunction.TrendStyle = TrendStyles.Logarithmic;

break;

}

#endregion

}

TestProject.zip

[C#/WINFORM/TEECHART] StdDeviation 클래스 : 표준 편차(Standard Deviation) 구하기

■ StdDeviation 클래스를 사용해 표준 편차(Standard Deviation)를 구하는 방법을 보여준다. ▶ MainForm.cs


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

using Steema.TeeChart.Functions;
using Steema.TeeChart.Styles;

namespace TestProject
{
    /// <summary>
    /// 메인 폼
    /// </summary>
    public partial class MainForm : Form
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Field
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region Field

        /// <summary>
        /// 라인 1 시리즈
        /// </summary>
        private Line line1;

        /// <summary>
        /// 표준 편차 함수
        /// </summary>
        private StdDeviation stdDeviation;

        /// <summary>
        /// 라인 2 시리즈
        /// </summary>
        private Line line2;

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainForm()

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

            #region 라인 1 시리즈를 생성한다.

            this.line1 = new Line();

            this.line1.Title       = "Source";
            this.line1.Brush.Color = Color.FromArgb(200, 230, 90);
            this.line1.Color       = Color.FromArgb(200, 230, 90);

            #endregion
            #region 표준 편차 함수를 생성한다.

            this.stdDeviation = new StdDeviation();

            #endregion
            #region 라인 2 시리즈를 생성한다.

            this.line2 = new Line();

            this.line2.Title           = "Std. dev.";
            this.line2.Brush.Color     = Color.FromArgb(90, 150, 220);
            this.line2.Color           = Color.FromArgb(90, 150, 220);
            this.line2.Pointer.Visible = true;
            this.line2.DataSource      = this.line1;
            this.line2.Function        = this.stdDeviation;
            this.line2.VertAxis        = VerticalAxis.Right;

            #endregion
            #region 티차트를 설정한다.

            this.tChart.Series.Add(this.line1);
            this.tChart.Series.Add(this.line2);

            #endregion

            this.line1.FillSampleValues(30);

            Load                                    += Form_Load;
            this.styleComboBox.SelectedIndexChanged += styleComboBox_SelectedIndexChanged;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region 폼 로드시 처리하기 - Form_Load(sender, e)

        /// <summary>
        /// 폼 로드시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void Form_Load(object sender, EventArgs e)
        {
            this.styleComboBox.SelectedIndex = 0;
        }

        #endregion
        #region 스타일 콤보 박스 선택 인덱스 변경시 처리하기 - styleComboBox_SelectedIndexChanged(sender, e)

        /// <summary>
        /// 스타일 콤보 박스 선택 인덱스 변경시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void styleComboBox_SelectedIndexChanged(object sender, EventArgs e)
        {
            this.stdDeviation.Complete = (this.styleComboBox.SelectedIndex == 1);
        }

        #endregion
    }
}

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using System;

using System.Drawing;

using System.Windows.Forms;

using Steema.TeeChart.Functions;

using Steema.TeeChart.Styles;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Field

////////////////////////////////////////////////////////////////////////////////////////// Private

#region Field

/// <summary>

/// 라인 1 시리즈

/// </summary>

private Line line1;

/// <summary>

/// 표준 편차 함수

/// </summary>

private StdDeviation stdDeviation;

/// <summary>

/// 라인 2 시리즈

/// </summary>

private Line line2;

#endregion

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

#region 라인 1 시리즈를 생성한다.

this.line1 = new Line();

this.line1.Title = "Source";

this.line1.Brush.Color = Color.FromArgb(200, 230, 90);

this.line1.Color = Color.FromArgb(200, 230, 90);

#endregion

#region 표준 편차 함수를 생성한다.

this.stdDeviation = new StdDeviation();

#endregion

#region 라인 2 시리즈를 생성한다.

this.line2 = new Line();

this.line2.Title = "Std. dev.";

this.line2.Brush.Color = Color.FromArgb(90, 150, 220);

this.line2.Color = Color.FromArgb(90, 150, 220);

this.line2.Pointer.Visible = true;

this.line2.DataSource = this.line1;

this.line2.Function = this.stdDeviation;

this.line2.VertAxis = VerticalAxis.Right;

#endregion

#region 티차트를 설정한다.

this.tChart.Series.Add(this.line1);

this.tChart.Series.Add(this.line2);

#endregion

this.line1.FillSampleValues(30);

Load += Form_Load;

this.styleComboBox.SelectedIndexChanged += styleComboBox_SelectedIndexChanged;

}

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Private

#region 폼 로드시 처리하기 - Form_Load(sender, e)

/// <summary>

/// 폼 로드시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void Form_Load(object sender, EventArgs e)

{

this.styleComboBox.SelectedIndex = 0;

}

#endregion

#region 스타일 콤보 박스 선택 인덱스 변경시 처리하기 - styleComboBox_SelectedIndexChanged(sender, e)

/// <summary>

/// 스타일 콤보 박스 선택 인덱스 변경시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void styleComboBox_SelectedIndexChanged(object sender, EventArgs e)

{

this.stdDeviation.Complete = (this.styleComboBox.SelectedIndex == 1);

}

#endregion

}

TestProject.zip

[C#/WINFORM/TEECHART] Smoothing 클래스 : B-Spline 알고리즘을 사용해 포인트 보간하기

■ Smoothing 클래스에서 B-Spline 알고리즘을 사용해 포인트를 보간하는 방법을 보여준다. ▶ MainForm.cs


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

using Steema.TeeChart.Functions;
using Steema.TeeChart.Styles;

namespace TestProject
{
    /// <summary>
    /// 메인 폼
    /// </summary>
    public partial class MainForm : Form
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Field
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region Field

        /// <summary>
        /// 라인 1 시리즈
        /// </summary>
        private Line line1;

        /// <summary>
        /// 스무딩 함수
        /// </summary>
        private Smoothing smoothing;

        /// <summary>
        /// 라인 2 시리즈
        /// </summary>
        private Line line2;

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainForm()

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

            #region 라인 1 시리즈를 생성한다.

            this.line1 = new Line();

            this.line1.Title                 = "line1";
            this.line1.Brush.Color           = Color.FromArgb(200, 230, 90 );
            this.line1.Color                 = Color.FromArgb(200, 230, 90 );
            this.line1.Pointer.Brush.Color   = Color.FromArgb(255, 255, 255);
            this.line1.Pointer.Brush.Solid   = true;
            this.line1.Pointer.Brush.Visible = true;
            this.line1.Pointer.HorizSize     = 3;
            this.line1.Pointer.VertSize      = 3;
            this.line1.Pointer.Style         = PointerStyles.Triangle;
            this.line1.Pointer.Pen.Color     = Color.FromArgb(255, 255, 0);
            this.line1.Pointer.Visible       = true;

            #endregion
            #region 스무딩 함수를 생성한다.

            this.smoothing = new Smoothing();

            this.smoothing.Interpolate = false;
            this.smoothing.Period      = 1d;

            #endregion
            #region 라인 2 시리즈를 생성한다.

            this.line2 = new Line();

            this.line2.Title       = "line2";
            this.line2.Brush.Color = Color.FromArgb(90, 150, 220);
            this.line2.Color       = Color.FromArgb(90, 150, 220);
            this.line2.DataSource  = this.line1;
            this.line2.Function    = this.smoothing;

            #endregion
            #region 티차트를 설정한다.

            this.tChart.Series.Add(this.line1);
            this.tChart.Series.Add(this.line2);

            #endregion
            #region 라인 1 시리즈를 설정한다.

            this.line1.Clear();

            this.line1.Add(new int[] { 4, 9, 5, 7, 2, 12, 15 });

            this.line1.RefreshSeries();

            #endregion

            this.showSourcePointerCheckBox.CheckedChanged += showSourcePointerCheckBox_CheckedChanged;
            this.showSourceCheckBox.CheckedChanged        += showSourceCheckBox_CheckedChanged;
            this.interpolationCheckBox.CheckedChanged     += interpolationCheckBox_CheckedChanged;
            this.factorNumericUpDown.ValueChanged         += factorNumericUpDown_ValueChanged;
            this.refreshButton.Click                      += refreshButton_Click;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region 소스 포인터 표시 체크 박스 체크 변경시 처리하기 - showSourcePointerCheckBox_CheckedChanged(sender, e)

        /// <summary>
        /// 소스 포인터 표시 체크 박스 체크 변경시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void showSourcePointerCheckBox_CheckedChanged(object sender, EventArgs e)
        {
            this.line1.Pointer.Visible = this.showSourcePointerCheckBox.Checked;
        }

        #endregion
        #region 소스 표시 체크 박스 체크 변경시 처리하기 - showSourceCheckBox_CheckedChanged(sender, e)

        /// <summary>
        /// 소스 표시 체크 박스 체크 변경시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void showSourceCheckBox_CheckedChanged(object sender, EventArgs e)
        {
            this.line1.Visible = this.showSourceCheckBox.Checked;
        }

        #endregion
        #region 보전 체크 박스 체크 변경시 처리하기 - interpolationCheckBox_CheckedChanged(sender, e)

        /// <summary>
        /// 보전 체크 박스 체크 변경시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void interpolationCheckBox_CheckedChanged(object sender, EventArgs e)
        {
            this.smoothing.Interpolate = this.interpolationCheckBox.Checked;
        }

        #endregion
        #region 팩터 숫자 UP/DOWN 값 변경시 처리하기 - factorNumericUpDown_ValueChanged(sender, e)

        /// <summary>
        /// 팩터 숫자 UP/DOWN 값 변경시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void factorNumericUpDown_ValueChanged(object sender, EventArgs e)
        {
            this.smoothing.Factor = (int)this.factorNumericUpDown.Value;
        }

        #endregion
        #region 갱신하기 버튼 클릭시 처리하기 - refreshButton_Click(sender, e)

        /// <summary>
        /// 갱신하기 버튼 클릭시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void refreshButton_Click(object sender, EventArgs e)
        {
            this.line1.FillSampleValues(10);
        }

        #endregion
    }
}

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using System;

using System.Drawing;

using System.Windows.Forms;

using Steema.TeeChart.Functions;

using Steema.TeeChart.Styles;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Field

////////////////////////////////////////////////////////////////////////////////////////// Private

#region Field

/// <summary>

/// 라인 1 시리즈

/// </summary>

private Line line1;

/// <summary>

/// 스무딩 함수

/// </summary>

private Smoothing smoothing;

/// <summary>

/// 라인 2 시리즈

/// </summary>

private Line line2;

#endregion

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

#region 라인 1 시리즈를 생성한다.

this.line1 = new Line();

this.line1.Title = "line1";

this.line1.Brush.Color = Color.FromArgb(200, 230, 90 );

this.line1.Color = Color.FromArgb(200, 230, 90 );

this.line1.Pointer.Brush.Color = Color.FromArgb(255, 255, 255);

this.line1.Pointer.Brush.Solid = true;

this.line1.Pointer.Brush.Visible = true;

this.line1.Pointer.HorizSize = 3;

this.line1.Pointer.VertSize = 3;

this.line1.Pointer.Style = PointerStyles.Triangle;

this.line1.Pointer.Pen.Color = Color.FromArgb(255, 255, 0);

this.line1.Pointer.Visible = true;

#endregion

#region 스무딩 함수를 생성한다.

this.smoothing = new Smoothing();

this.smoothing.Interpolate = false;

this.smoothing.Period = 1d;

#endregion

#region 라인 2 시리즈를 생성한다.

this.line2 = new Line();

this.line2.Title = "line2";

this.line2.Brush.Color = Color.FromArgb(90, 150, 220);

this.line2.Color = Color.FromArgb(90, 150, 220);

this.line2.DataSource = this.line1;

this.line2.Function = this.smoothing;

#endregion

#region 티차트를 설정한다.

this.tChart.Series.Add(this.line1);

this.tChart.Series.Add(this.line2);

#endregion

#region 라인 1 시리즈를 설정한다.

this.line1.Clear();

this.line1.Add(new int[] { 4, 9, 5, 7, 2, 12, 15 });

this.line1.RefreshSeries();

#endregion

this.showSourcePointerCheckBox.CheckedChanged += showSourcePointerCheckBox_CheckedChanged;

this.showSourceCheckBox.CheckedChanged += showSourceCheckBox_CheckedChanged;

this.interpolationCheckBox.CheckedChanged += interpolationCheckBox_CheckedChanged;

this.factorNumericUpDown.ValueChanged += factorNumericUpDown_ValueChanged;

this.refreshButton.Click += refreshButton_Click;

}

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Private

#region 소스 포인터 표시 체크 박스 체크 변경시 처리하기 - showSourcePointerCheckBox_CheckedChanged(sender, e)

/// <summary>

/// 소스 포인터 표시 체크 박스 체크 변경시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void showSourcePointerCheckBox_CheckedChanged(object sender, EventArgs e)

{

this.line1.Pointer.Visible = this.showSourcePointerCheckBox.Checked;

}

#endregion

#region 소스 표시 체크 박스 체크 변경시 처리하기 - showSourceCheckBox_CheckedChanged(sender, e)

/// <summary>

/// 소스 표시 체크 박스 체크 변경시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void showSourceCheckBox_CheckedChanged(object sender, EventArgs e)

{

this.line1.Visible = this.showSourceCheckBox.Checked;

}

#endregion

#region 보전 체크 박스 체크 변경시 처리하기 - interpolationCheckBox_CheckedChanged(sender, e)

/// <summary>

/// 보전 체크 박스 체크 변경시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void interpolationCheckBox_CheckedChanged(object sender, EventArgs e)

{

this.smoothing.Interpolate = this.interpolationCheckBox.Checked;

}

#endregion

#region 팩터 숫자 UP/DOWN 값 변경시 처리하기 - factorNumericUpDown_ValueChanged(sender, e)

/// <summary>

/// 팩터 숫자 UP/DOWN 값 변경시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void factorNumericUpDown_ValueChanged(object sender, EventArgs e)

{

this.smoothing.Factor = (int)this.factorNumericUpDown.Value;

}

#endregion

#region 갱신하기 버튼 클릭시 처리하기 - refreshButton_Click(sender, e)

/// <summary>

/// 갱신하기 버튼 클릭시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void refreshButton_Click(object sender, EventArgs e)

{

this.line1.FillSampleValues(10);

}

#endregion

}

TestProject.zip

[C#/WINFORM/TEECHART] RootMeanSquare 클래스 : 제곱 평균 제곱근(RMS, Root Mean Square) 구하기

■ RootMeanSquare 클래스를 사용해 제곱 평균 제곱근(RMS, Root Mean Square)을 구하는 방법을 보여준다. ▶ MainForm.cs


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

using Steema.TeeChart.Functions;
using Steema.TeeChart.Styles;

namespace TestProject
{
    /// <summary>
    /// 메인 폼
    /// </summary>
    public partial class MainForm : Form
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Field
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region Field

        /// <summary>
        /// 라인 1 시리즈
        /// </summary>
        private Line line1;

        /// <summary>
        /// 제곱 평균 제곱근 함수
        /// </summary>
        private RootMeanSquare rootMeanSquare;

        /// <summary>
        /// 라인 2 시리즈
        /// </summary>
        private Line line2;

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainForm()

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

            #region 라인 1 시리즈를 생성한다.

            this.line1 = new Line();

            this.line1.Title = "Data";
            this.line1.Color = Color.FromArgb(68, 102, 163);

            #endregion
            #region 제곱 평균 제곱근 함수를 생성한다.

            this.rootMeanSquare = new RootMeanSquare();

            #endregion
            #region 라인 2 시리즈를 생성한다.

            this.line2 = new Line();

            this.line2.Title                 = "RMS";
            this.line2.Color                 = Color.FromArgb(243, 156, 53);
            this.line2.Pointer.Brush.Color   = Color.FromArgb(255, 255, 255);
            this.line2.Pointer.Brush.Visible = true;
            this.line2.Pointer.Visible       = true;
            this.line2.DataSource            = this.line1;
            this.line2.Function              = this.rootMeanSquare;

            #endregion
            #region 티차트를 설정한다.

            this.tChart.Series.Add(this.line1);
            this.tChart.Series.Add(this.line2);

            #endregion

            this.line1.FillSampleValues(30);

            Load                                    += Form_Load;
            this.styleComboBox.SelectedIndexChanged += styleComboBox_SelectedIndexChanged;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region 폼 로드시 처리하기 - Form_Load(sender, e)

        /// <summary>
        /// 폼 로드시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void Form_Load(object sender, EventArgs e)
        {
            this.styleComboBox.SelectedIndex = 0;
        }

        #endregion
        #region 스타일 콤보 박스 선택 인덱스 변경시 처리하기 - styleComboBox_SelectedIndexChanged(sender, e)

        /// <summary>
        /// 스타일 콤보 박스 선택 인덱스 변경시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void styleComboBox_SelectedIndexChanged(object sender, EventArgs e)
        {
            this.rootMeanSquare.Complete = (this.styleComboBox.SelectedIndex == 1);

            this.rmsValueLabel.Text = this.line2.YValues[0].ToString("0.00");
        }

        #endregion
    }
}

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using System;

using System.Drawing;

using System.Windows.Forms;

using Steema.TeeChart.Functions;

using Steema.TeeChart.Styles;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Field

////////////////////////////////////////////////////////////////////////////////////////// Private

#region Field

/// <summary>

/// 라인 1 시리즈

/// </summary>

private Line line1;

/// <summary>

/// 제곱 평균 제곱근 함수

/// </summary>

private RootMeanSquare rootMeanSquare;

/// <summary>

/// 라인 2 시리즈

/// </summary>

private Line line2;

#endregion

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

#region 라인 1 시리즈를 생성한다.

this.line1 = new Line();

this.line1.Title = "Data";

this.line1.Color = Color.FromArgb(68, 102, 163);

#endregion

#region 제곱 평균 제곱근 함수를 생성한다.

this.rootMeanSquare = new RootMeanSquare();

#endregion

#region 라인 2 시리즈를 생성한다.

this.line2 = new Line();

this.line2.Title = "RMS";

this.line2.Color = Color.FromArgb(243, 156, 53);

this.line2.Pointer.Brush.Color = Color.FromArgb(255, 255, 255);

this.line2.Pointer.Brush.Visible = true;

this.line2.Pointer.Visible = true;

this.line2.DataSource = this.line1;

this.line2.Function = this.rootMeanSquare;

#endregion

#region 티차트를 설정한다.

this.tChart.Series.Add(this.line1);

this.tChart.Series.Add(this.line2);

#endregion

this.line1.FillSampleValues(30);

Load += Form_Load;

this.styleComboBox.SelectedIndexChanged += styleComboBox_SelectedIndexChanged;

}

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Private

#region 폼 로드시 처리하기 - Form_Load(sender, e)

/// <summary>

/// 폼 로드시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void Form_Load(object sender, EventArgs e)

{

this.styleComboBox.SelectedIndex = 0;

}

#endregion

#region 스타일 콤보 박스 선택 인덱스 변경시 처리하기 - styleComboBox_SelectedIndexChanged(sender, e)

/// <summary>

/// 스타일 콤보 박스 선택 인덱스 변경시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void styleComboBox_SelectedIndexChanged(object sender, EventArgs e)

{

this.rootMeanSquare.Complete = (this.styleComboBox.SelectedIndex == 1);

this.rmsValueLabel.Text = this.line2.YValues[0].ToString("0.00");

}

#endregion

}

TestProject.zip

[C#/WINFORM/TEECHART] DownSampling 클래스 : 다운 샘플링 차트 그리기

■ DownSampling 클래스를 사용해 다운 샘플링 차트를 그리는 방법을 보여준다. ▶ MainForm.cs


using System;
using System.Windows.Forms;

using Steema.TeeChart;
using Steema.TeeChart.Functions;
using Steema.TeeChart.Styles;

namespace TestProject
{
    /// <summary>
    /// 메인 폼
    /// </summary>
    public partial class MainForm : Form
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Field
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region Field

        /// <summary>
        /// 포인트 시리즈
        /// </summary>
        private Points points;

        /// <summary>
        /// 다운 샘플링 함수
        /// </summary>
        private DownSampling downSampling;

        /// <summary>
        /// 패스트 라인 시리즈
        /// </summary>
        private FastLine fastLine;

        /// <summary>
        /// X 배열
        /// </summary>
        private Nullable<double>[] xArray;

        /// <summary>
        /// Y 배열
        /// </summary>
        private Nullable<double>[] yArray;

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainForm()

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

            #region 다운 샘플링 메소드 콤보 박스를 설정한다.

            this.downSamplingMethodComboBox.Items.AddRange(Enum.GetNames(typeof(DownSamplingMethod)));

            this.downSamplingMethodComboBox.SelectedIndex = 4;

            #endregion
            #region X/Y 배열을 설정한다.

            int length = 20000;

            xArray = new Nullable<double>[length];
            yArray = new Nullable<double>[length];

            Random random = new Random(DateTime.Now.Millisecond);

            for(int i = 0; i < length; i++)
            {
                xArray[i] = i;

                if(i % 20 == 0)
                {
                    yArray[i] = null;
                }
                else
                {
                    yArray[i] = random.Next(100);
                }
            }

            #endregion
            #region 포인트 시리즈를 생성한다.

            this.points = new Points();

            this.points.Add(this.xArray, this.yArray);

            this.points.Active = false;

            #endregion
            #region 다운 샘플링 함수를 생성한다.

            this.downSampling = new DownSampling();

            this.downSampling.DisplayedPointCount = 1000;
            this.downSampling.Method              = DownSamplingMethod.MinMaxFirstLastNull;

            #endregion
            #region 패스트 라인 시리즈를 생성한다.

            this.fastLine = new FastLine();

            this.fastLine.DataSource = points;
            this.fastLine.Function   = downSampling;
            this.fastLine.TreatNulls = TreatNullsStyle.DoNotPaint;

            #endregion
            #region 티차트를 설정한다.

            this.tChart.Zoom.Direction = ZoomDirections.Horizontal;

            this.tChart.Series.Add(points);
            this.tChart.Series.Add(fastLine);

            #endregion

            this.pointCountNumericUpDown.ValueChanged            += pointCountNumericUpDown_ValueChanged;
            this.downSamplingMethodComboBox.SelectedIndexChanged += downSamplingMethodComboBox_SelectedIndexChanged;
            this.tChart.Zoomed                                   += tChart_Zoomed;
            this.tChart.UndoneZoom                               += tChart_UndoneZoom;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region 포인트 수 숫자 UP/DOWN 값 변경시 처리하기 - pointCountNumericUpDown_ValueChanged(sender, e)

        /// <summary>
        /// 포인트 수 숫자 UP/DOWN 값 변경시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void pointCountNumericUpDown_ValueChanged(object sender, EventArgs e)
        {
            this.downSampling.DisplayedPointCount = (int)this.pointCountNumericUpDown.Value;

            this.tChart.Axes.Bottom.SetMinMax(0, this.tChart[0].Count);

            this.tChart[1].CheckDataSource();
        }

        #endregion
        #region 다운 샘플링 메소드 콤보 박스 선택 인덱스 변경시 처리하기 - downSamplingMethodComboBox_SelectedIndexChanged(sender, e)

        /// <summary>
        /// 다운 샘플링 메소드 콤보 박스 선택 인덱스 변경시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void downSamplingMethodComboBox_SelectedIndexChanged(object sender, EventArgs e)
        {
            this.downSampling.Method = (DownSamplingMethod)Enum.Parse(typeof(DownSamplingMethod), this.downSamplingMethodComboBox.SelectedItem.ToString());

            this.tChart[1].CheckDataSource();
        }

        #endregion
        #region 티차트 확대시 처리하기 - tChart_Zoomed(sender, e)

        /// <summary>
        /// 티차트 확대시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void tChart_Zoomed(object sender, EventArgs e)
        {
            this.tChart[1].CheckDataSource();
        }

        #endregion
        #region 티차트 확대 취소시 처리하기 - tChart_UndoneZoom(sender, e)

        /// <summary>
        /// 티차트 확대 취소시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void tChart_UndoneZoom(object sender, EventArgs e)
        {
            this.tChart.Axes.Bottom.SetMinMax(0, this.tChart[0].Count);

            this.tChart[1].CheckDataSource();
        }

        #endregion
    }
}

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using System;

using System.Windows.Forms;

using Steema.TeeChart;

using Steema.TeeChart.Functions;

using Steema.TeeChart.Styles;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Field

////////////////////////////////////////////////////////////////////////////////////////// Private

#region Field

/// <summary>

/// 포인트 시리즈

/// </summary>

private Points points;

/// <summary>

/// 다운 샘플링 함수

/// </summary>

private DownSampling downSampling;

/// <summary>

/// 패스트 라인 시리즈

/// </summary>

private FastLine fastLine;

/// <summary>

/// X 배열

/// </summary>

private Nullable<double>[] xArray;

/// <summary>

/// Y 배열

/// </summary>

private Nullable<double>[] yArray;

#endregion

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

#region 다운 샘플링 메소드 콤보 박스를 설정한다.

this.downSamplingMethodComboBox.Items.AddRange(Enum.GetNames(typeof(DownSamplingMethod)));

this.downSamplingMethodComboBox.SelectedIndex = 4;

#endregion

#region X/Y 배열을 설정한다.

int length = 20000;

xArray = new Nullable<double>[length];

yArray = new Nullable<double>[length];

Random random = new Random(DateTime.Now.Millisecond);

for(int i = 0; i < length; i++)

{

xArray[i] = i;

if(i % 20 == 0)

{

yArray[i] = null;

}

else

{

yArray[i] = random.Next(100);

}

#endregion

#region 포인트 시리즈를 생성한다.

this.points = new Points();

this.points.Add(this.xArray, this.yArray);

this.points.Active = false;

#endregion

#region 다운 샘플링 함수를 생성한다.

this.downSampling = new DownSampling();

this.downSampling.DisplayedPointCount = 1000;

this.downSampling.Method = DownSamplingMethod.MinMaxFirstLastNull;

#endregion

#region 패스트 라인 시리즈를 생성한다.

this.fastLine = new FastLine();

this.fastLine.DataSource = points;

this.fastLine.Function = downSampling;

this.fastLine.TreatNulls = TreatNullsStyle.DoNotPaint;

#endregion

#region 티차트를 설정한다.

this.tChart.Zoom.Direction = ZoomDirections.Horizontal;

this.tChart.Series.Add(points);

this.tChart.Series.Add(fastLine);

#endregion

this.pointCountNumericUpDown.ValueChanged += pointCountNumericUpDown_ValueChanged;

this.downSamplingMethodComboBox.SelectedIndexChanged += downSamplingMethodComboBox_SelectedIndexChanged;

this.tChart.Zoomed += tChart_Zoomed;

this.tChart.UndoneZoom += tChart_UndoneZoom;

}

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Private

#region 포인트 수 숫자 UP/DOWN 값 변경시 처리하기 - pointCountNumericUpDown_ValueChanged(sender, e)

/// <summary>

/// 포인트 수 숫자 UP/DOWN 값 변경시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void pointCountNumericUpDown_ValueChanged(object sender, EventArgs e)

{

this.downSampling.DisplayedPointCount = (int)this.pointCountNumericUpDown.Value;

this.tChart.Axes.Bottom.SetMinMax(0, this.tChart[0].Count);

this.tChart[1].CheckDataSource();

}

#endregion

#region 다운 샘플링 메소드 콤보 박스 선택 인덱스 변경시 처리하기 - downSamplingMethodComboBox_SelectedIndexChanged(sender, e)

/// <summary>

/// 다운 샘플링 메소드 콤보 박스 선택 인덱스 변경시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void downSamplingMethodComboBox_SelectedIndexChanged(object sender, EventArgs e)

{

this.downSampling.Method = (DownSamplingMethod)Enum.Parse(typeof(DownSamplingMethod), this.downSamplingMethodComboBox.SelectedItem.ToString());

this.tChart[1].CheckDataSource();

}

#endregion

#region 티차트 확대시 처리하기 - tChart_Zoomed(sender, e)

/// <summary>

/// 티차트 확대시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void tChart_Zoomed(object sender, EventArgs e)

{

this.tChart[1].CheckDataSource();

}

#endregion

#region 티차트 확대 취소시 처리하기 - tChart_UndoneZoom(sender, e)

/// <summary>

/// 티차트 확대 취소시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void tChart_UndoneZoom(object sender, EventArgs e)

{

this.tChart.Axes.Bottom.SetMinMax(0, this.tChart[0].Count);

this.tChart[1].CheckDataSource();

}

#endregion

}

TestProject.zip

[C#/WINFORM/TEECHART] PolyFitting 클래스 : Coefficient 메소드를 사용해 다항식 계수 구하기

■ PolyFitting 클래스의 Coefficient 메소드를 사용해 다항식 계수를 구하는 방법을 보여준다. ▶ MainForm.cs


using System;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

using Steema.TeeChart.Drawing;
using Steema.TeeChart.Functions;
using Steema.TeeChart.Styles;
using Steema.TeeChart.Tools;

namespace TestProject
{
    /// <summary>
    /// 메인 폼
    /// </summary>
    public partial class MainForm : Form
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Field
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region Field

        /// <summary>
        /// 패스트 라인 1 시리즈
        /// </summary>
        private FastLine fastLine1;

        /// <summary>
        /// 다항식 맞춤 함수
        /// </summary>
        private PolyFitting polyFitting;

        /// <summary>
        /// 패스트 라인 2 시리즈
        /// </summary>
        private FastLine fastLine2;

        /// <summary>
        /// 커서 도구
        /// </summary>
        private CursorTool cursorTool;

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainForm()

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

            #region 패스트 라인 1 시리즈를 생성한다.

            this.fastLine1 = new FastLine();

            this.fastLine1.Title = "Data";
            this.fastLine1.Color = Color.FromArgb(68, 102, 163);

            #endregion
            #region 다항식 맞춤 함수를 생성한다.

            this.polyFitting = new PolyFitting();

            this.polyFitting.PolyDegree = 4;

            #endregion
            #region 패스트 라인 2 시리즈를 생성한다.

            this.fastLine2 = new FastLine();

            this.fastLine2.Title      = "Poly";
            this.fastLine2.Color      = Color.FromArgb(243, 156, 53);
            this.fastLine2.DataSource = this.fastLine1;
            this.fastLine2.Function   = this.polyFitting;

            #endregion
            #region 커서 도구를 생성한다.

            this.cursorTool = new CursorTool();

            #endregion
            #region 티차트를 설정한다.

            this.tChart.Tools.Add(this.cursorTool);
            this.tChart.Series.Add(this.fastLine1);
            this.tChart.Series.Add(this.fastLine2);

            #endregion

            Load                  += Form_Load;
            this.tChart.MouseMove += tChart_MouseMove;
            this.tChart.AfterDraw += tChart_AfterDraw;

            this.fastLine1.FillSampleValues(100);
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private
        //////////////////////////////////////////////////////////////////////////////// Event

        #region 폼 로드시 처리하기 - Form_Load(sender, e)

        /// <summary>
        /// 폼 로드시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void Form_Load(object sender, EventArgs e)
        {
            ShowFunction();
        }

        #endregion
        #region 티차트 마우스 이동시 처리하기 - tChart_MouseMove(sender, e)

        /// <summary>
        /// 티차트 마우스 이동시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void tChart_MouseMove(object sender, MouseEventArgs e)
        {
            double x = this.fastLine2.GetHorizAxis.CalcPosPoint(e.X);
            double y = this.polyFitting.GetCurveYValue(this.fastLine1, x);

            this.cursorTool.XValue = x;
            this.cursorTool.YValue = y;
        }

        #endregion
        #region 티차트 그리기 후 처리하기 - tChart_AfterDraw(sender, graphics)

        /// <summary>
        /// 티차트 그리기 후 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="graphics">그래픽스 3D</param>
        private void tChart_AfterDraw(object sender, Graphics3D graphics)
        {
            if(this.cursorTool.XValue > this.tChart.Axes.Bottom.Minimum && this.cursorTool.XValue < this.tChart.Axes.Bottom.Maximum)
            {
                graphics.Brush.Color   = Color.Red;
                graphics.Brush.Visible = true;

                int x = this.cursorTool.GetHorizAxis.CalcPosValue(this.cursorTool.XValue);
                int y = this.cursorTool.GetVertAxis.CalcPosValue (this.cursorTool.YValue);

                graphics.Rectangle(x - 5, y + 5, x + 5, y - 5);
            }
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////// Function

        #region 함수 표시하기 - ShowFunction()

        /// <summary>
        /// 함수 표시하기
        /// </summary>
        private void ShowFunction()
        {
            StringBuilder stringBuilder = new StringBuilder();

            stringBuilder.Append("y =");

            for(int i = 0; i < this.polyFitting.PolyDegree; i++)
            {
                stringBuilder.Append(" ");

                if(this.polyFitting.Coefficient(i) >= 0.0)
                {
                    if(i > 0)
                    {
                        stringBuilder.Append("+ ");
                    }
                }

                stringBuilder.Append(this.polyFitting.Coefficient(i).ToString("0.00##"));

                if(i > 0)
                {
                    stringBuilder.Append("*x");
                }

                if(i > 1)
                {
                    stringBuilder.Append("^" + i.ToString());
                }
            }

            this.messageLabel.Text = "Function : " + stringBuilder.ToString().Replace("-", "- ").Replace("*", " * ").Replace("^", " ^ ");
        }

        #endregion
    }
}

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using System;

using System.Drawing;

using System.Text;

using System.Windows.Forms;

using Steema.TeeChart.Drawing;

using Steema.TeeChart.Functions;

using Steema.TeeChart.Styles;

using Steema.TeeChart.Tools;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Field

////////////////////////////////////////////////////////////////////////////////////////// Private

#region Field

/// <summary>

/// 패스트 라인 1 시리즈

/// </summary>

private FastLine fastLine1;

/// <summary>

/// 다항식 맞춤 함수

/// </summary>

private PolyFitting polyFitting;

/// <summary>

/// 패스트 라인 2 시리즈

/// </summary>

private FastLine fastLine2;

/// <summary>

/// 커서 도구

/// </summary>

private CursorTool cursorTool;

#endregion

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

#region 패스트 라인 1 시리즈를 생성한다.

this.fastLine1 = new FastLine();

this.fastLine1.Title = "Data";

this.fastLine1.Color = Color.FromArgb(68, 102, 163);

#endregion

#region 다항식 맞춤 함수를 생성한다.

this.polyFitting = new PolyFitting();

this.polyFitting.PolyDegree = 4;

#endregion

#region 패스트 라인 2 시리즈를 생성한다.

this.fastLine2 = new FastLine();

this.fastLine2.Title = "Poly";

this.fastLine2.Color = Color.FromArgb(243, 156, 53);

this.fastLine2.DataSource = this.fastLine1;

this.fastLine2.Function = this.polyFitting;

#endregion

#region 커서 도구를 생성한다.

this.cursorTool = new CursorTool();

#endregion

#region 티차트를 설정한다.

this.tChart.Tools.Add(this.cursorTool);

this.tChart.Series.Add(this.fastLine1);

this.tChart.Series.Add(this.fastLine2);

#endregion

Load += Form_Load;

this.tChart.MouseMove += tChart_MouseMove;

this.tChart.AfterDraw += tChart_AfterDraw;

this.fastLine1.FillSampleValues(100);

}

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Private

//////////////////////////////////////////////////////////////////////////////// Event

#region 폼 로드시 처리하기 - Form_Load(sender, e)

/// <summary>

/// 폼 로드시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void Form_Load(object sender, EventArgs e)

{

ShowFunction();

}

#endregion

#region 티차트 마우스 이동시 처리하기 - tChart_MouseMove(sender, e)

/// <summary>

/// 티차트 마우스 이동시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void tChart_MouseMove(object sender, MouseEventArgs e)

{

double x = this.fastLine2.GetHorizAxis.CalcPosPoint(e.X);

double y = this.polyFitting.GetCurveYValue(this.fastLine1, x);

this.cursorTool.XValue = x;

this.cursorTool.YValue = y;

}

#endregion

#region 티차트 그리기 후 처리하기 - tChart_AfterDraw(sender, graphics)

/// <summary>

/// 티차트 그리기 후 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="graphics">그래픽스 3D</param>

private void tChart_AfterDraw(object sender, Graphics3D graphics)

{

if(this.cursorTool.XValue > this.tChart.Axes.Bottom.Minimum && this.cursorTool.XValue < this.tChart.Axes.Bottom.Maximum)

{

graphics.Brush.Color = Color.Red;

graphics.Brush.Visible = true;

int x = this.cursorTool.GetHorizAxis.CalcPosValue(this.cursorTool.XValue);

int y = this.cursorTool.GetVertAxis.CalcPosValue (this.cursorTool.YValue);

graphics.Rectangle(x - 5, y + 5, x + 5, y - 5);

}

#endregion

//////////////////////////////////////////////////////////////////////////////// Function

#region 함수 표시하기 - ShowFunction()

/// <summary>

/// 함수 표시하기

/// </summary>

private void ShowFunction()

{

StringBuilder stringBuilder = new StringBuilder();

stringBuilder.Append("y =");

for(int i = 0; i < this.polyFitting.PolyDegree; i++)

{

stringBuilder.Append(" ");

if(this.polyFitting.Coefficient(i) >= 0.0)

{

if(i > 0)

{

stringBuilder.Append("+ ");

}

stringBuilder.Append(this.polyFitting.Coefficient(i).ToString("0.00##"));

if(i > 0)

{

stringBuilder.Append("*x");

}

if(i > 1)

{

stringBuilder.Append("^" + i.ToString());

}

this.messageLabel.Text = "Function : " + stringBuilder.ToString().Replace("-", "- ").Replace("*", " * ").Replace("^", " ^ ");

}

#endregion

}

TestProject.zip

[C#/WINFORM/TEECHART] PerimeterFunction 클래스 : 소스 시리즈의 주변을 구성하는 소스 포인트의 하위 집합 계산하기

■ PerimeterFunction 클래스를 사용해 소스 시리즈의 주변을 구성하는 소스 포인트의 하위 집합을 계산하는 방법을 보여준다. ▶ MainForm.cs


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

using Steema.TeeChart.Functions;
using Steema.TeeChart.Styles;

namespace TestProject
{
    /// <summary>
    /// 메인 폼
    /// </summary>
    public partial class MainForm : Form
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Field
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region Field

        /// <summary>
        /// 포인트 시리즈
        /// </summary>
        private Points points;

        /// <summary>
        /// 경계 함수
        /// </summary>
        private PerimeterFunction perimeterFunction;

        /// <summary>
        /// 라인 시리즈
        /// </summary>
        private Line line;

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainForm()

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

            #region 포인트 시리즈를 생성한다.

            this.points = new Points();

            this.points.Title               = "points";
            this.points.Pointer.Brush.Color = Color.FromArgb(254, 0, 0, 255);
            this.points.Pointer.Style       = PointerStyles.Rectangle;

            #endregion
            #region 경계 함수를 생성한다.

            this.perimeterFunction = new PerimeterFunction();

            #endregion
            #region 라인 시리즈를 생성한다.

            this.line = new Line();

            this.line.Title         = "Perimeter";
            this.line.Color         = Color.Red;
            this.line.LinePen.Width = 2;
            this.line.DataSource    = this.points;
            this.line.Function      = this.perimeterFunction;

            #endregion
            #region 티차트를 설정한다.

            this.tChart.Series.Add(this.points);
            this.tChart.Series.Add(this.line);

            #endregion

            this.points.FillSampleValues();

            this.refreshButton.Click += refreshButton_Click;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region 갱신하기 버튼 클릭시 처리하기 - refreshButton_Click(sender, e)

        /// <summary>
        /// 갱신하기 버튼 클릭시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void refreshButton_Click(object sender, EventArgs e)
        {
            this.points.FillSampleValues();
        }

        #endregion
    }
}

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using System;

using System.Drawing;

using System.Windows.Forms;

using Steema.TeeChart.Functions;

using Steema.TeeChart.Styles;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Field

////////////////////////////////////////////////////////////////////////////////////////// Private

#region Field

/// <summary>

/// 포인트 시리즈

/// </summary>

private Points points;

/// <summary>

/// 경계 함수

/// </summary>

private PerimeterFunction perimeterFunction;

/// <summary>

/// 라인 시리즈

/// </summary>

private Line line;

#endregion

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

#region 포인트 시리즈를 생성한다.

this.points = new Points();

this.points.Title = "points";

this.points.Pointer.Brush.Color = Color.FromArgb(254, 0, 0, 255);

this.points.Pointer.Style = PointerStyles.Rectangle;

#endregion

#region 경계 함수를 생성한다.

this.perimeterFunction = new PerimeterFunction();

#endregion

#region 라인 시리즈를 생성한다.

this.line = new Line();

this.line.Title = "Perimeter";

this.line.Color = Color.Red;

this.line.LinePen.Width = 2;

this.line.DataSource = this.points;

this.line.Function = this.perimeterFunction;

#endregion

#region 티차트를 설정한다.

this.tChart.Series.Add(this.points);

this.tChart.Series.Add(this.line);

#endregion

this.points.FillSampleValues();

this.refreshButton.Click += refreshButton_Click;

}

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Private

#region 갱신하기 버튼 클릭시 처리하기 - refreshButton_Click(sender, e)

/// <summary>

/// 갱신하기 버튼 클릭시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void refreshButton_Click(object sender, EventArgs e)

{

this.points.FillSampleValues();

}

#endregion

}

TestProject.zip

[C#/WINFORM/TEECHART] Performance 클래스 : 각 소스 포인트와 첫 번째 소스 포인트 간의 차이 비율 계산하기

■ Performance 클래스를 사용해 각 소스 포인트와 첫 번째 소스 포인트 간의 차이 비율을 계산하는 방법을 보여준다. ▶ MainForm.cs


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

using Steema.TeeChart.Functions;
using Steema.TeeChart.Styles;

namespace TestProject
{
    /// <summary>
    /// 메인 폼
    /// </summary>
    public partial class MainForm : Form
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Field
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region Field

        /// <summary>
        /// 막대 시리즈
        /// </summary>
        private Bar bar;

        /// <summary>
        /// 성능 함수
        /// </summary>
        private Performance performance;

        /// <summary>
        /// 라인 시리즈
        /// </summary>
        private Line line;

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainForm()

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

            #region 막대 시리즈를 생성한다.

            this.bar = new Bar();

            this.bar.Title       = "bar";
            this.bar.Brush.Color = Color.FromArgb(68, 102, 163);
            this.bar.Color       = Color.FromArgb(68, 102, 163);

            #endregion
            #region 성능 함수를 생성한다.

            this.performance = new Performance();

            this.performance.Period = 1d;

            #endregion
            #region 라인 시리즈를 생성한다.

            this.line = new Line();

            this.line.Title               = "Performance";
            this.line.Brush.Color         = Color.FromArgb(243, 156, 53);
            this.line.Color               = Color.FromArgb(243, 156, 53);
            this.line.DataSource          = this.bar;
            this.line.Function            = this.performance;
            this.line.Pointer.Brush.Color = Color.FromArgb(254, 255, 0, 0);
            this.line.Pointer.Visible     = true;

            #endregion
            #region 티차트를 설정한다.

            this.tChart.Series.Add(this.bar);
            this.tChart.Series.Add(this.line);

            #endregion

            this.bar.FillSampleValues();
        }

        #endregion
    }
}

using System.Drawing;

using System.Windows.Forms;

using Steema.TeeChart.Functions;

using Steema.TeeChart.Styles;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Field

////////////////////////////////////////////////////////////////////////////////////////// Private

#region Field

/// <summary>

/// 막대 시리즈

/// </summary>

private Bar bar;

/// <summary>

/// 성능 함수

/// </summary>

private Performance performance;

/// <summary>

/// 라인 시리즈

/// </summary>

private Line line;

#endregion

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

#region 막대 시리즈를 생성한다.

this.bar = new Bar();

this.bar.Title = "bar";

this.bar.Brush.Color = Color.FromArgb(68, 102, 163);

this.bar.Color = Color.FromArgb(68, 102, 163);

#endregion

#region 성능 함수를 생성한다.

this.performance = new Performance();

this.performance.Period = 1d;

#endregion

#region 라인 시리즈를 생성한다.

this.line = new Line();

this.line.Title = "Performance";

this.line.Brush.Color = Color.FromArgb(243, 156, 53);

this.line.Color = Color.FromArgb(243, 156, 53);

this.line.DataSource = this.bar;

this.line.Function = this.performance;

this.line.Pointer.Brush.Color = Color.FromArgb(254, 255, 0, 0);

this.line.Pointer.Visible = true;

#endregion

#region 티차트를 설정한다.

this.tChart.Series.Add(this.bar);

this.tChart.Series.Add(this.line);

#endregion

this.bar.FillSampleValues();

}

#endregion

}

TestProject.zip

[C#/WINFORM/TEECHART] Regression 클래스 : LinearRegression 정적 메소드를 사용해 데이터를 선형화 가능한 모델에 맞추기

■ Regression 클래스의 LinearRegression 정적 메소드를 사용해 데이터를 선형화 가능한 모델에 맞추는 방법을 보여준다. ▶ MainForm.cs


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

using Steema.TeeChart.Functions;
using Steema.TeeChart.Styles;

namespace TestProject
{
    /// <summary>
    /// 메인 폼
    /// </summary>
    public partial class MainForm : Form
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Field
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region Field

        /// <summary>
        /// 포인트 시리즈
        /// </summary>
        private Points points;

        /// <summary>
        /// Y 예측값 배열
        /// </summary>
        private double[] yHatArray;

        /// <summary>
        /// 계수 배열
        /// </summary>
        private double[] coefficientArray;

        /// <summary>
        /// 라인 시리즈
        /// </summary>
        private Line line;

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainForm()

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

            #region 포인트 시리즈를 생성한다.

            this.points = new Points();

            this.points.Title               = "Source";
            this.points.Pointer.Brush.Color = Color.FromArgb(115, 141, 192);
            this.points.Pointer.Pen.Color   = Color.FromArgb(69, 85, 115);
            this.points.Pointer.Style       = PointerStyles.Rectangle;

            #endregion
            #region 라인 시리즈를 생성한다.

            this.line = new Line();

            this.line.Title = "Fitted";
            this.line.Color = Color.Orange;

            #endregion
            #region 티차트를 설정한다.

            this.tChart.Series.Add(this.points);
            this.tChart.Series.Add(this.line);

            #endregion

            this.points.Add(1.1 , 1  );
            this.points.Add(1.2 , 2.5);
            this.points.Add(1.25, 4  );
            this.points.Add(1.3 , 3  );
            this.points.Add(1.9 , 5.5);
            this.points.Add(2.1 , 6.2);
            this.points.Add(2.2 , 6.6);
            this.points.Add(2.4 , 7.2);
            this.points.Add(3   , 8  );
            this.points.Add(3.5 , 12 );

            Load                                    += Form_Load;
            this.modelComboBox.SelectedIndexChanged += modelComboBox_SelectedIndexChanged;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private
        //////////////////////////////////////////////////////////////////////////////// Event

        #region 폼 로드시 처리하기 - Form_Load(sender, e)

        /// <summary>
        /// 폼 로드시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void Form_Load(object sender, EventArgs e)
        {
            this.modelComboBox.SelectedIndex = 0;
        }

        #endregion
        #region 모델 콤보 박스 선택 인덱스 변경시 처리하기 - modelComboBox_SelectedIndexChanged(sender, e)

        /// <summary>
        /// 모델 콤보 박스 선택 인덱스 변경시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void modelComboBox_SelectedIndexChanged(object sender, EventArgs e)
        {
            this.yHatArray = new double[this.points.XValues.Count];

            this.line.Clear();

            if(FitModel(points, ref this.yHatArray, out this.coefficientArray, this.modelComboBox.SelectedIndex))
            {
                this.line.XValues.Count = this.points.XValues.Count;
                this.line.XValues.Value = this.points.XValues.Value;
                this.line.YValues.Count = this.points.XValues.Count;
                this.line.YValues.Value = this.yHatArray;

                switch(this.modelComboBox.SelectedIndex)
                {
                    case 0 :

                        this.tChart.Header.Text = "y = a * Exp(b * x)\r\na = " + this.coefficientArray[0].ToString("0.00")+"  b = "+this.coefficientArray[1].ToString("0.00");

                        break;

                    case 1 :

                        this.tChart.Header.Text = "y = a x ^ b\r\na = " + this.coefficientArray[0].ToString("0.00") + "  b = " + this.coefficientArray[1].ToString("0.00");

                        break;

                    case 2 :

                        this.tChart.Header.Text = "y = b * ln(x) + a\r\na  =" + this.coefficientArray[0].ToString("0.00") + "  b = " + this.coefficientArray[1].ToString("0.00");

                        break;
                }
            }

            this.line.Repaint();
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////// Function

        #region 모델 맞추기 - FitModel(source, yHatArray, coeffientArray, modelIndex)

        /// <summary>
        /// 모델 맞추기
        /// </summary>
        /// <param name="source">소스 시리즈</param>
        /// <param name="yHatArray">Y 예측값 배열</param>
        /// <param name="coeffientArray">계수 배열</param>
        /// <param name="modelIndex">모델 인덱스</param>
        /// <returns>처리 결과</returns>
        private bool FitModel(Series source, ref double[] yHatArray, out double[] coeffientArray, int modelIndex)
        {
            double[] yArray = new double[source.Count];
            double[] xArray = new double[source.Count];
            double[] wArray = new double[source.Count];

            bool validModel = true;

            switch(modelIndex)
            {
                case 0 :
                    // y(x) = a * Exp(b * x)
                    // linear model : ln(y) = b * x + ln(a)
                    for(int i = 0; i < source.Count; i++)
                    {
                        xArray[i] = source.notMandatory[i];
                        yArray[i] = Math.Log(source.mandatory[i]);
                        wArray[i] = source.mandatory[i] * source.mandatory[i];
                    }

                    Regression.LinearRegression(source.Count, xArray, yArray, wArray, out coeffientArray);

                    coeffientArray[0] = Math.Exp(coeffientArray[0]);

                    for(int i = 0; i < source.Count; i++)
                    {
                        yHatArray[i] = coeffientArray[0] * Math.Exp(coeffientArray[1] * xArray[i]);
                    }

                    break;

                case 1 :
                    // Power model y = a * x ^ b
                    // linear model : ln(y) = b * ln(x) + ln(a)
                    for(int i = 0; i < source.Count; i++)
                    {
                        xArray[i] = Math.Log(source.notMandatory[i]);
                        yArray[i] = Math.Log(source.mandatory[i]);
                        wArray[i] = source.mandatory[i] * source.mandatory[i];
                    }

                    Regression.LinearRegression(source.Count, xArray, yArray, wArray, out coeffientArray);

                    coeffientArray[0] = Math.Exp(coeffientArray[0]);

                    for(int i = 0; i < source.Count; i++)
                    {
                        yHatArray[i] = coeffientArray[0] * Math.Pow(source.notMandatory[i], coeffientArray[1]);
                    }

                    break;

                case 2 :
                    // Logarithmic model y = b * ln(x) + a
                    for(int i = 0; i < source.Count; i++)
                    {
                        xArray[i] = Math.Log(source.notMandatory[i]);
                        yArray[i] = source.mandatory[i];
                        wArray[i] = source.mandatory[i] * source.mandatory[i];
                    }

                    Regression.LinearRegression(source.Count, xArray, yArray, wArray, out coeffientArray);

                    for(int i = 0; i < source.Count; i++)
                    {
                        yHatArray[i] = coeffientArray[1] * Math.Log(source.notMandatory[i]) + coeffientArray[0];
                    }

                    break;

                default :

                    coeffientArray = new double[0];

                    break;
            }

            return validModel;
        }

        #endregion
    }
}

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using System;

using System.Drawing;

using System.Windows.Forms;

using Steema.TeeChart.Functions;

using Steema.TeeChart.Styles;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Field

////////////////////////////////////////////////////////////////////////////////////////// Private

#region Field

/// <summary>

/// 포인트 시리즈

/// </summary>

private Points points;

/// <summary>

/// Y 예측값 배열

/// </summary>

private double[] yHatArray;

/// <summary>

/// 계수 배열

/// </summary>

private double[] coefficientArray;

/// <summary>

/// 라인 시리즈

/// </summary>

private Line line;

#endregion

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

#region 포인트 시리즈를 생성한다.

this.points = new Points();

this.points.Title = "Source";

this.points.Pointer.Brush.Color = Color.FromArgb(115, 141, 192);

this.points.Pointer.Pen.Color = Color.FromArgb(69, 85, 115);

this.points.Pointer.Style = PointerStyles.Rectangle;

#endregion

#region 라인 시리즈를 생성한다.

this.line = new Line();

this.line.Title = "Fitted";

this.line.Color = Color.Orange;

#endregion

#region 티차트를 설정한다.

this.tChart.Series.Add(this.points);

this.tChart.Series.Add(this.line);

#endregion

this.points.Add(1.1 , 1 );

this.points.Add(1.2 , 2.5);

this.points.Add(1.25, 4 );

this.points.Add(1.3 , 3 );

this.points.Add(1.9 , 5.5);

this.points.Add(2.1 , 6.2);

this.points.Add(2.2 , 6.6);

this.points.Add(2.4 , 7.2);

this.points.Add(3 , 8 );

this.points.Add(3.5 , 12 );

Load += Form_Load;

this.modelComboBox.SelectedIndexChanged += modelComboBox_SelectedIndexChanged;

}

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Private

//////////////////////////////////////////////////////////////////////////////// Event

#region 폼 로드시 처리하기 - Form_Load(sender, e)

/// <summary>

/// 폼 로드시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void Form_Load(object sender, EventArgs e)

{

this.modelComboBox.SelectedIndex = 0;

}

#endregion

#region 모델 콤보 박스 선택 인덱스 변경시 처리하기 - modelComboBox_SelectedIndexChanged(sender, e)

/// <summary>

/// 모델 콤보 박스 선택 인덱스 변경시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void modelComboBox_SelectedIndexChanged(object sender, EventArgs e)

{

this.yHatArray = new double[this.points.XValues.Count];

this.line.Clear();

if(FitModel(points, ref this.yHatArray, out this.coefficientArray, this.modelComboBox.SelectedIndex))

{

this.line.XValues.Count = this.points.XValues.Count;

this.line.XValues.Value = this.points.XValues.Value;

this.line.YValues.Count = this.points.XValues.Count;

this.line.YValues.Value = this.yHatArray;

switch(this.modelComboBox.SelectedIndex)

{

case 0 :

this.tChart.Header.Text = "y = a * Exp(b * x)\r\na = " + this.coefficientArray[0].ToString("0.00")+" b = "+this.coefficientArray[1].ToString("0.00");

break;

case 1 :

this.tChart.Header.Text = "y = a x ^ b\r\na = " + this.coefficientArray[0].ToString("0.00") + " b = " + this.coefficientArray[1].ToString("0.00");

break;

case 2 :

this.tChart.Header.Text = "y = b * ln(x) + a\r\na =" + this.coefficientArray[0].ToString("0.00") + " b = " + this.coefficientArray[1].ToString("0.00");

break;

}

this.line.Repaint();

}

#endregion

//////////////////////////////////////////////////////////////////////////////// Function

#region 모델 맞추기 - FitModel(source, yHatArray, coeffientArray, modelIndex)

/// <summary>

/// 모델 맞추기

/// </summary>

/// <param name="source">소스 시리즈</param>

/// <param name="yHatArray">Y 예측값 배열</param>

/// <param name="coeffientArray">계수 배열</param>

/// <param name="modelIndex">모델 인덱스</param>

/// <returns>처리 결과</returns>

private bool FitModel(Series source, ref double[] yHatArray, out double[] coeffientArray, int modelIndex)

{

double[] yArray = new double[source.Count];

double[] xArray = new double[source.Count];

double[] wArray = new double[source.Count];

bool validModel = true;

switch(modelIndex)

{

case 0 :

// y(x) = a * Exp(b * x)

// linear model : ln(y) = b * x + ln(a)

for(int i = 0; i < source.Count; i++)

{

xArray[i] = source.notMandatory[i];

yArray[i] = Math.Log(source.mandatory[i]);

wArray[i] = source.mandatory[i] * source.mandatory[i];

}

Regression.LinearRegression(source.Count, xArray, yArray, wArray, out coeffientArray);

coeffientArray[0] = Math.Exp(coeffientArray[0]);

for(int i = 0; i < source.Count; i++)

{

yHatArray[i] = coeffientArray[0] * Math.Exp(coeffientArray[1] * xArray[i]);

}

break;

case 1 :

// Power model y = a * x ^ b

// linear model : ln(y) = b * ln(x) + ln(a)

for(int i = 0; i < source.Count; i++)

{

xArray[i] = Math.Log(source.notMandatory[i]);

yArray[i] = Math.Log(source.mandatory[i]);

wArray[i] = source.mandatory[i] * source.mandatory[i];

}

Regression.LinearRegression(source.Count, xArray, yArray, wArray, out coeffientArray);

coeffientArray[0] = Math.Exp(coeffientArray[0]);

for(int i = 0; i < source.Count; i++)

{

yHatArray[i] = coeffientArray[0] * Math.Pow(source.notMandatory[i], coeffientArray[1]);

}

break;

case 2 :

// Logarithmic model y = b * ln(x) + a

for(int i = 0; i < source.Count; i++)

{

xArray[i] = Math.Log(source.notMandatory[i]);

yArray[i] = source.mandatory[i];

wArray[i] = source.mandatory[i] * source.mandatory[i];

}

Regression.LinearRegression(source.Count, xArray, yArray, wArray, out coeffientArray);

for(int i = 0; i < source.Count; i++)

{

yHatArray[i] = coeffientArray[1] * Math.Log(source.notMandatory[i]) + coeffientArray[0];

}

break;

default :

coeffientArray = new double[0];

break;

}

return validModel;

}

#endregion

}

TestProject.zip

[C#/WINFORM/TEECHART] ExpTrendFunction 클래스 : 지수 추세 그리기

■ ExpTrendFunction 클래스를 사용해 지수 추세를 그리는 방법을 보여준다. ▶ MainForm.cs


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

using Steema.TeeChart.Functions;
using Steema.TeeChart.Styles;
using Steema.TeeChart.Tools;

namespace TestProject
{
    /// <summary>
    /// 메인 폼
    /// </summary>
    public partial class MainForm : Form
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Field
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region Field

        /// <summary>
        /// 패스트 라인 1 시리즈
        /// </summary>
        private FastLine fastLine1;

        /// <summary>
        /// 지수 트렌드 함수
        /// </summary>
        private ExpTrendFunction expTrendFunction1;

        /// <summary>
        /// 패스트 라인 2 시리즈
        /// </summary>
        private FastLine fastLine2;

        /// <summary>
        /// 트렌드 함수
        /// </summary>
        private TrendFunction trendFunction;

        /// <summary>
        /// 패스트 라인 3 시리즈
        /// </summary>
        private FastLine fastLine3;

        /// <summary>
        /// 그리드 밴드
        /// </summary>
        private GridBand gridBand;

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainForm()

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

            #region 패스트 라인 1 시리즈를 생성한다.

            this.fastLine1 = new FastLine();

            this.fastLine1.Title = "Source";
            this.fastLine1.Color = Color.FromArgb(93, 165, 161);

            #endregion
            #region 지수 트렌드 함수를 생성한다.

            this.expTrendFunction1 = new ExpTrendFunction();

            #endregion
            #region 패스트 라인 2 시리즈를 생성한다.

            this.fastLine2 = new FastLine();

            this.fastLine2.Title      = "Exp. Trend";
            this.fastLine2.Color      = Color.FromArgb(196, 83, 49);
            this.fastLine2.DataSource = this.fastLine1;
            this.fastLine2.Function   = this.expTrendFunction1;

            #endregion
            #region 트랜드 함수를 생성한다.

            this.trendFunction = new TrendFunction();

            #endregion
            #region 패스트 라인 3 시리즈를 생성한다.

            this.fastLine3 = new FastLine();

            this.fastLine3.Title      = "Trend";
            this.fastLine3.Color      = Color.FromArgb(231, 150, 9);
            this.fastLine3.ColorEach  = false;
            this.fastLine3.DataSource = this.fastLine1;
            this.fastLine3.Function   = this.trendFunction;

            #endregion
            #region 그리드 밴드를 생성한다.

            this.gridBand = new GridBand();

            this.gridBand.Band1.Color = Color.FromArgb(127, 224, 224, 224);
            this.gridBand.Band2.Color = Color.FromArgb(127, 255, 255, 255);
            this.gridBand.Axis        = this.tChart.Axes.Left;

            #endregion
            #region 티차트를 설정한다.

            this.tChart.Tools.Add(this.gridBand);

            this.tChart.Series.Add(this.fastLine1);
            this.tChart.Series.Add(this.fastLine2);
            this.tChart.Series.Add(this.fastLine3);

            #endregion

            this.fastLine1.FillSampleValues(100);
        }

        #endregion
    }
}

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using System.Drawing;

using System.Windows.Forms;

using Steema.TeeChart.Functions;

using Steema.TeeChart.Styles;

using Steema.TeeChart.Tools;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Field

////////////////////////////////////////////////////////////////////////////////////////// Private

#region Field

/// <summary>

/// 패스트 라인 1 시리즈

/// </summary>

private FastLine fastLine1;

/// <summary>

/// 지수 트렌드 함수

/// </summary>

private ExpTrendFunction expTrendFunction1;

/// <summary>

/// 패스트 라인 2 시리즈

/// </summary>

private FastLine fastLine2;

/// <summary>

/// 트렌드 함수

/// </summary>

private TrendFunction trendFunction;

/// <summary>

/// 패스트 라인 3 시리즈

/// </summary>

private FastLine fastLine3;

/// <summary>

/// 그리드 밴드

/// </summary>

private GridBand gridBand;

#endregion

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

#region 패스트 라인 1 시리즈를 생성한다.

this.fastLine1 = new FastLine();

this.fastLine1.Title = "Source";

this.fastLine1.Color = Color.FromArgb(93, 165, 161);

#endregion

#region 지수 트렌드 함수를 생성한다.

this.expTrendFunction1 = new ExpTrendFunction();

#endregion

#region 패스트 라인 2 시리즈를 생성한다.

this.fastLine2 = new FastLine();

this.fastLine2.Title = "Exp. Trend";

this.fastLine2.Color = Color.FromArgb(196, 83, 49);

this.fastLine2.DataSource = this.fastLine1;

this.fastLine2.Function = this.expTrendFunction1;

#endregion

#region 트랜드 함수를 생성한다.

this.trendFunction = new TrendFunction();

#endregion

#region 패스트 라인 3 시리즈를 생성한다.

this.fastLine3 = new FastLine();

this.fastLine3.Title = "Trend";

this.fastLine3.Color = Color.FromArgb(231, 150, 9);

this.fastLine3.ColorEach = false;

this.fastLine3.DataSource = this.fastLine1;

this.fastLine3.Function = this.trendFunction;

#endregion

#region 그리드 밴드를 생성한다.

this.gridBand = new GridBand();

this.gridBand.Band1.Color = Color.FromArgb(127, 224, 224, 224);

this.gridBand.Band2.Color = Color.FromArgb(127, 255, 255, 255);

this.gridBand.Axis = this.tChart.Axes.Left;

#endregion

#region 티차트를 설정한다.

this.tChart.Tools.Add(this.gridBand);

this.tChart.Series.Add(this.fastLine1);

this.tChart.Series.Add(this.fastLine2);

this.tChart.Series.Add(this.fastLine3);

#endregion

this.fastLine1.FillSampleValues(100);

}

#endregion

}

TestProject.zip

[C#/WINFORM/TEECHART] Custom 클래스 : 커스텀 함수 그리기

■ Custom 클래스를 사용해 커스텀 함수로 그리는 방법을 보여준다. ▶ MainForm.cs


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

using Steema.TeeChart.Editors;
using Steema.TeeChart.Styles;

namespace TestProject
{
    /// <summary>
    /// 메인 폼
    /// </summary>
    public partial class MainForm : Form
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Field
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region Field

        /// <summary>
        /// 커스텀 함수
        /// </summary>
        private Steema.TeeChart.Functions.Custom custom;

        /// <summary>
        /// 라인 시리즈
        /// </summary>
        private Line line;

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainForm()

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

            #region 커스텀 함수를 생성한다.

            this.custom = new Steema.TeeChart.Functions.Custom();

            this.custom.StartX    = 0;
            this.custom.Period    = 1;
            this.custom.NumPoints = 100;

            #endregion
            #region 라인 시리즈를 생성한다.

            this.line = new Line();

            this.line.Title       = "line";
            this.line.Brush.Color = Color.FromArgb(255, 165, 0);
            this.line.Color       = Color.FromArgb(255, 165, 0);
            this.line.Function    = this.custom;

            #endregion

            this.tChart.Series.Add(this.line);

            this.custom.CalculateEvent += custom_CalculateEvent;
            this.editButton.Click      += editButton_Click;

            this.line.CheckDataSource();
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region 커스텀 함수 계산시 처리하기 - custom_CalculateEvent(sender, e)

        /// <summary>
        /// 커스텀 함수 계산시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void custom_CalculateEvent(object sender, Steema.TeeChart.Functions.CalculateEventArgs e)
        {
            e.Y = Math.Sin(e.X * 0.1);
        }

        #endregion
        #region 편집 버튼 클릭시 처리하기 - editButton_Click(sender, e)

        /// <summary>
        /// 편집 버튼 클릭시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void editButton_Click(object sender, EventArgs e)
        {
            SeriesEditor.ShowEditor(custom.Series, ChartEditorTabs.SeriesDataSource);
        }

        #endregion
    }
}

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using System;

using System.Drawing;

using System.Windows.Forms;

using Steema.TeeChart.Editors;

using Steema.TeeChart.Styles;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Field

////////////////////////////////////////////////////////////////////////////////////////// Private

#region Field

/// <summary>

/// 커스텀 함수

/// </summary>

private Steema.TeeChart.Functions.Custom custom;

/// <summary>

/// 라인 시리즈

/// </summary>

private Line line;

#endregion

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

#region 커스텀 함수를 생성한다.

this.custom = new Steema.TeeChart.Functions.Custom();

this.custom.StartX = 0;

this.custom.Period = 1;

this.custom.NumPoints = 100;

#endregion

#region 라인 시리즈를 생성한다.

this.line = new Line();

this.line.Title = "line";

this.line.Brush.Color = Color.FromArgb(255, 165, 0);

this.line.Color = Color.FromArgb(255, 165, 0);

this.line.Function = this.custom;

#endregion

this.tChart.Series.Add(this.line);

this.custom.CalculateEvent += custom_CalculateEvent;

this.editButton.Click += editButton_Click;

this.line.CheckDataSource();

}

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Private

#region 커스텀 함수 계산시 처리하기 - custom_CalculateEvent(sender, e)

/// <summary>

/// 커스텀 함수 계산시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void custom_CalculateEvent(object sender, Steema.TeeChart.Functions.CalculateEventArgs e)

{

e.Y = Math.Sin(e.X * 0.1);

}

#endregion

#region 편집 버튼 클릭시 처리하기 - editButton_Click(sender, e)

/// <summary>

/// 편집 버튼 클릭시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void editButton_Click(object sender, EventArgs e)

{

SeriesEditor.ShowEditor(custom.Series, ChartEditorTabs.SeriesDataSource);

}

#endregion

}

TestProject.zip

[C#/WINFORM/TEECHART] Cumulative 클래스 : 데이터 소스 포인트 값의 증분 합계 계산하기

■ Cumulative 클래스를 사용해 데이터 소스 포인트 값의 증분 합계를 계산하는 방법을 보여준다. ▶ MainForm.cs


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

using Steema.TeeChart.Functions;
using Steema.TeeChart.Styles;

namespace TestProject
{
    /// <summary>
    /// 메인 폼
    /// </summary>
    public partial class MainForm : Form
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Field
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region Field

        /// <summary>
        /// 막대 시리즈
        /// </summary>
        private Bar bar;

        /// <summary>
        /// 누적 함수
        /// </summary>
        private Cumulative cumulative;

        /// <summary>
        /// 라인 시리즈
        /// </summary>
        private Line line;

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainForm()

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

            #region 막대 시리즈를 생성한다.

            this.bar = new Bar();

            this.bar.Title       = "Source";
            this.bar.Brush.Color = Color.FromArgb(68, 102, 163);
            this.bar.Color       = Color.FromArgb(68, 102, 163);

            #endregion
            #region 누적 함수를 생성한다.

            this.cumulative = new Cumulative();

            this.cumulative.Period = 1d;

            #endregion
            #region 라인 시리즈를 생성한다.

            this.line = new Line();

            this.line.Title                  = "Cumulative";
            this.line.Brush.Color            = Color.FromArgb(243, 156, 53);
            this.line.Color                  = Color.FromArgb(243, 156, 53);
            this.line.Pointer.Brush.Color    = Color.FromArgb(255, 255, 255);
            this.line.Marks.Brush.Color      = Color.FromArgb(0, 128, 0);
            this.line.Marks.Brush.Visible    = true;
            this.line.Marks.Pen.Color        = Color.Orange;
            this.line.Marks.Font.Brush.Color = Color.White;
            this.line.Marks.Visible          = true;
            this.line.DataSource             = this.bar;
            this.line.Function               = this.cumulative;

            #endregion
            #region 티차트를 설정한다.

            this.tChart.Series.Add(this.bar);
            this.tChart.Series.Add(this.line);

            #endregion

            this.bar.Add(new int[10] { 7, 5, 6, 8, 2, 1, 9, 3, 4, 1 });

            this.line.CheckDataSource();
        }

        #endregion
    }
}

using System.Drawing;

using System.Windows.Forms;

using Steema.TeeChart.Functions;

using Steema.TeeChart.Styles;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Field

////////////////////////////////////////////////////////////////////////////////////////// Private

#region Field

/// <summary>

/// 막대 시리즈

/// </summary>

private Bar bar;

/// <summary>

/// 누적 함수

/// </summary>

private Cumulative cumulative;

/// <summary>

/// 라인 시리즈

/// </summary>

private Line line;

#endregion

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

#region 막대 시리즈를 생성한다.

this.bar = new Bar();

this.bar.Title = "Source";

this.bar.Brush.Color = Color.FromArgb(68, 102, 163);

this.bar.Color = Color.FromArgb(68, 102, 163);

#endregion

#region 누적 함수를 생성한다.

this.cumulative = new Cumulative();

this.cumulative.Period = 1d;

#endregion

#region 라인 시리즈를 생성한다.

this.line = new Line();

this.line.Title = "Cumulative";

this.line.Brush.Color = Color.FromArgb(243, 156, 53);

this.line.Color = Color.FromArgb(243, 156, 53);

this.line.Pointer.Brush.Color = Color.FromArgb(255, 255, 255);

this.line.Marks.Brush.Color = Color.FromArgb(0, 128, 0);

this.line.Marks.Brush.Visible = true;

this.line.Marks.Pen.Color = Color.Orange;

this.line.Marks.Font.Brush.Color = Color.White;

this.line.Marks.Visible = true;

this.line.DataSource = this.bar;

this.line.Function = this.cumulative;

#endregion

#region 티차트를 설정한다.

this.tChart.Series.Add(this.bar);

this.tChart.Series.Add(this.line);

#endregion

this.bar.Add(new int[10] { 7, 5, 6, 8, 2, 1, 9, 3, 4, 1 });

this.line.CheckDataSource();

}

#endregion

}

TestProject.zip

[C#/WINFORM/TEECHART] CorrelationFunction 클래스 : 상관 계수 계산하기

■ CorrelationFunction 클래스를 사용해 상관 계수를 계산하는 방법을 보여준다. ▶ MainForm.cs


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

using Steema.TeeChart.Functions;
using Steema.TeeChart.Styles;

namespace TestProject
{
    /// <summary>
    /// 메인 폼
    /// </summary>
    public partial class MainForm : Form
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Field
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region Field

        /// <summary>
        /// 포인트 시리즈
        /// </summary>
        private Points points;

        /// <summary>
        /// 상관 관계 함수
        /// </summary>
        private CorrelationFunction correlationFunction;

        /// <summary>
        /// 라인 1 시리즈
        /// </summary>
        private Line line1;

        /// <summary>
        /// 트렌드 함수
        /// </summary>
        private TrendFunction trendFunction;

        /// <summary>
        /// 라인 2 시리즈
        /// </summary>
        private Line line2;

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainForm()

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

            #region 포인트 시리즈를 생성한다.

            this.points = new Points();

            this.points.Title         = "Data";
            this.points.Color         = Color.FromArgb(130, 155, 254);
            this.points.Pointer.Style = PointerStyles.Diamond;

            #endregion
            #region 상관 관계 함수를 생성한다.

            this.correlationFunction = new CorrelationFunction();

            #endregion
            #region 라인 1 시리즈를 생성한다.

            this.line1 = new Line();

            this.line1.Title               = "Correlation";
            this.line1.Brush.Color         = Color.FromArgb(252, 209, 36 );
            this.line1.Color               = Color.FromArgb(252, 209, 36 );
            this.line1.Pointer.Brush.Color = Color.FromArgb(255, 255, 255);
            this.line1.VertAxis            = VerticalAxis.Right;
            this.line1.DataSource          = this.points;
            this.line1.Function            = this.correlationFunction;

            #endregion
            #region 트렌드 함수를 생성한다.

            this.trendFunction = new TrendFunction();

            #endregion
            #region 라인 2 시리즈를 생성한다.

            this.line2 = new Line();

            this.line2.Title               = "Trend";
            this.line2.Brush.Color         = Color.FromArgb(124, 188, 13 );
            this.line2.Color               = Color.FromArgb(124, 188, 13 );
            this.line2.Pointer.Brush.Color = Color.FromArgb(255, 255, 255);
            this.line2.DataSource          = this.points;
            this.line2.Function            = this.trendFunction;
            this.line2.Visible             = false;

            #endregion
            #region 티차트를 설정한다.

            this.tChart.Axes.Left.MaximumOffset   = 5;
            this.tChart.Axes.Left.MinimumOffset   = 5;
            this.tChart.Axes.Bottom.MaximumOffset = 5;
            this.tChart.Axes.Bottom.MinimumOffset = 5;

            this.tChart.Series.Add(this.points);
            this.tChart.Series.Add(this.line1);
            this.tChart.Series.Add(this.line2);

            #endregion

            this.points.FillSampleValues(20);

            this.showTrendCheckBox.CheckedChanged += showTrendCheckBox_CheckedChanged;
            this.refreshButton.Click              += refreshButton_Click;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region 트렌트 표시 체크 박스 체크 변경시 처리하기 - showTrendCheckBox_CheckedChanged(sender, e)

        /// <summary>
        /// 트렌트 표시 체크 박스 체크 변경시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void showTrendCheckBox_CheckedChanged(object sender, EventArgs e)
        {
            this.line2.Active = this.showTrendCheckBox.Checked;
        }

        #endregion
        #region 갱신하기 버튼 클릭시 처리하기 - refreshButton_Click(sender, e)

        /// <summary>
        /// 갱신하기 버튼 클릭시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void refreshButton_Click(object sender, EventArgs e)
        {
            this.points.FillSampleValues(20);
        }

        #endregion
    }
}

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using System;

using System.Drawing;

using System.Windows.Forms;

using Steema.TeeChart.Functions;

using Steema.TeeChart.Styles;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Field

////////////////////////////////////////////////////////////////////////////////////////// Private

#region Field

/// <summary>

/// 포인트 시리즈

/// </summary>

private Points points;

/// <summary>

/// 상관 관계 함수

/// </summary>

private CorrelationFunction correlationFunction;

/// <summary>

/// 라인 1 시리즈

/// </summary>

private Line line1;

/// <summary>

/// 트렌드 함수

/// </summary>

private TrendFunction trendFunction;

/// <summary>

/// 라인 2 시리즈

/// </summary>

private Line line2;

#endregion

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

#region 포인트 시리즈를 생성한다.

this.points = new Points();

this.points.Title = "Data";

this.points.Color = Color.FromArgb(130, 155, 254);

this.points.Pointer.Style = PointerStyles.Diamond;

#endregion

#region 상관 관계 함수를 생성한다.

this.correlationFunction = new CorrelationFunction();

#endregion

#region 라인 1 시리즈를 생성한다.

this.line1 = new Line();

this.line1.Title = "Correlation";

this.line1.Brush.Color = Color.FromArgb(252, 209, 36 );

this.line1.Color = Color.FromArgb(252, 209, 36 );

this.line1.Pointer.Brush.Color = Color.FromArgb(255, 255, 255);

this.line1.VertAxis = VerticalAxis.Right;

this.line1.DataSource = this.points;

this.line1.Function = this.correlationFunction;

#endregion

#region 트렌드 함수를 생성한다.

this.trendFunction = new TrendFunction();

#endregion

#region 라인 2 시리즈를 생성한다.

this.line2 = new Line();

this.line2.Title = "Trend";

this.line2.Brush.Color = Color.FromArgb(124, 188, 13 );

this.line2.Color = Color.FromArgb(124, 188, 13 );

this.line2.Pointer.Brush.Color = Color.FromArgb(255, 255, 255);

this.line2.DataSource = this.points;

this.line2.Function = this.trendFunction;

this.line2.Visible = false;

#endregion

#region 티차트를 설정한다.

this.tChart.Axes.Left.MaximumOffset = 5;

this.tChart.Axes.Left.MinimumOffset = 5;

this.tChart.Axes.Bottom.MaximumOffset = 5;

this.tChart.Axes.Bottom.MinimumOffset = 5;

this.tChart.Series.Add(this.points);

this.tChart.Series.Add(this.line1);

this.tChart.Series.Add(this.line2);

#endregion

this.points.FillSampleValues(20);

this.showTrendCheckBox.CheckedChanged += showTrendCheckBox_CheckedChanged;

this.refreshButton.Click += refreshButton_Click;

}

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Private

#region 트렌트 표시 체크 박스 체크 변경시 처리하기 - showTrendCheckBox_CheckedChanged(sender, e)

/// <summary>

/// 트렌트 표시 체크 박스 체크 변경시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void showTrendCheckBox_CheckedChanged(object sender, EventArgs e)

{

this.line2.Active = this.showTrendCheckBox.Checked;

}

#endregion

#region 갱신하기 버튼 클릭시 처리하기 - refreshButton_Click(sender, e)

/// <summary>

/// 갱신하기 버튼 클릭시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void refreshButton_Click(object sender, EventArgs e)

{

this.points.FillSampleValues(20);

}

#endregion

}

TestProject.zip

[C#/WINFORM/TEECHART] CrossPoints 클래스 : 교차점 계산하기

■ CrossPoints 클래스를 사용해 교차점을 계산하는 방법을 보여준다. ▶ MainForm.cs


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

using Steema.TeeChart.Functions;
using Steema.TeeChart.Styles;

namespace TestProject
{
    /// <summary>
    /// 메인 폼
    /// </summary>
    public partial class MainForm : Form
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Field
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region Field

        /// <summary>
        /// 교차점 함수
        /// </summary>
        private CrossPoints crossPoints;

        /// <summary>
        /// 라인 1 시리즈
        /// </summary>
        private Line line1;

        /// <summary>
        /// 라인 2 시리즈
        /// </summary>
        private Line line2;

        /// <summary>
        /// 라인 3 시리즈
        /// </summary>
        private Line line3;

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainForm()

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

            #region 교차점 함수를 생성한다.

            this.crossPoints = new CrossPoints();

            #endregion
            #region 라인 1 시리즈를 생성한다.

            this.line1 = new Line();

            this.line1.Title       = "line1";
            this.line1.Brush.Color = Color.FromArgb(200, 230, 90);
            this.line1.Color       = Color.FromArgb(200, 230, 90);

            #endregion
            #region 라인 2 시리즈를 생성한다.

            this.line2 = new Line();

            this.line2.Title       = "line2";
            this.line2.Brush.Color = Color.FromArgb(90, 150, 220);
            this.line2.Color       = Color.FromArgb(90, 150, 220);

            #endregion
            #region 라인 3 시리즈를 생성한다.

            this.line3 = new Line();

            this.line3.Title               = "line3";
            this.line3.Brush.Color         = Color.FromArgb(230, 90, 40);
            this.line3.Color               = Color.FromArgb(230, 90, 40);
            this.line3.Pointer.Brush.Color = Color.Yellow;
            this.line3.Pointer.HorizSize   = 2;
            this.line3.Pointer.VertSize    = 2;
            this.line3.Pointer.Visible     = true;
            this.line3.DataSource          = new object[] { this.line1, this.line2 };
            this.line3.Function            = this.crossPoints;

            #endregion
            #region 티차트를 설정한다.

            this.tChart.Axes.Left.MaximumOffset   = 3;
            this.tChart.Axes.Left.MinimumOffset   = 3;
            this.tChart.Axes.Bottom.MaximumOffset = 3;
            this.tChart.Axes.Bottom.MinimumOffset = 3;

            this.tChart.Series.Add(this.line1);
            this.tChart.Series.Add(this.line2);
            this.tChart.Series.Add(this.line3);

            #endregion

            for(double x = -5; x < 5; x += 0.2)
            {
                this.line1.Add(x, Math.Sin(Math.PI / 2 * x)       );
                this.line2.Add(x, Math.Sin(Math.PI / 6 * x) - 0.25);
            }

            this.line3.CheckDataSource();

            this.showCrosspointCheckBox.CheckedChanged += showCrosspointCheckBox_CheckedChanged;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region 교차점 표시 체크 박스 체크 변경시 처리하기 - showCrosspointCheckBox_CheckedChanged(sender, e)

        /// <summary>
        /// 교차점 표시 체크 박스 체크 변경시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void showCrosspointCheckBox_CheckedChanged(object sender, EventArgs e)
        {
            this.line3.Active = this.showCrosspointCheckBox.Checked;
        }

        #endregion
    }
}

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using System;

using System.Drawing;

using System.Windows.Forms;

using Steema.TeeChart.Functions;

using Steema.TeeChart.Styles;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Field

////////////////////////////////////////////////////////////////////////////////////////// Private

#region Field

/// <summary>

/// 교차점 함수

/// </summary>

private CrossPoints crossPoints;

/// <summary>

/// 라인 1 시리즈

/// </summary>

private Line line1;

/// <summary>

/// 라인 2 시리즈

/// </summary>

private Line line2;

/// <summary>

/// 라인 3 시리즈

/// </summary>

private Line line3;

#endregion

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

#region 교차점 함수를 생성한다.

this.crossPoints = new CrossPoints();

#endregion

#region 라인 1 시리즈를 생성한다.

this.line1 = new Line();

this.line1.Title = "line1";

this.line1.Brush.Color = Color.FromArgb(200, 230, 90);

this.line1.Color = Color.FromArgb(200, 230, 90);

#endregion

#region 라인 2 시리즈를 생성한다.

this.line2 = new Line();

this.line2.Title = "line2";

this.line2.Brush.Color = Color.FromArgb(90, 150, 220);

this.line2.Color = Color.FromArgb(90, 150, 220);

#endregion

#region 라인 3 시리즈를 생성한다.

this.line3 = new Line();

this.line3.Title = "line3";

this.line3.Brush.Color = Color.FromArgb(230, 90, 40);

this.line3.Color = Color.FromArgb(230, 90, 40);

this.line3.Pointer.Brush.Color = Color.Yellow;

this.line3.Pointer.HorizSize = 2;

this.line3.Pointer.VertSize = 2;

this.line3.Pointer.Visible = true;

this.line3.DataSource = new object[] { this.line1, this.line2 };

this.line3.Function = this.crossPoints;

#endregion

#region 티차트를 설정한다.

this.tChart.Axes.Left.MaximumOffset = 3;

this.tChart.Axes.Left.MinimumOffset = 3;

this.tChart.Axes.Bottom.MaximumOffset = 3;

this.tChart.Axes.Bottom.MinimumOffset = 3;

this.tChart.Series.Add(this.line1);

this.tChart.Series.Add(this.line2);

this.tChart.Series.Add(this.line3);

#endregion

for(double x = -5; x < 5; x += 0.2)

{

this.line1.Add(x, Math.Sin(Math.PI / 2 * x) );

this.line2.Add(x, Math.Sin(Math.PI / 6 * x) - 0.25);

}

this.line3.CheckDataSource();

this.showCrosspointCheckBox.CheckedChanged += showCrosspointCheckBox_CheckedChanged;

}

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Private

#region 교차점 표시 체크 박스 체크 변경시 처리하기 - showCrosspointCheckBox_CheckedChanged(sender, e)

/// <summary>

/// 교차점 표시 체크 박스 체크 변경시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void showCrosspointCheckBox_CheckedChanged(object sender, EventArgs e)

{

this.line3.Active = this.showCrosspointCheckBox.Checked;

}

#endregion

}

TestProject.zip

[C#/WINFORM/TEECHART] SARFunction 클래스 : Parabolic SAR(Stop-And-Reversal) 차트 그리기

■ SARFunction 클래스를 사용해 Parabolic SAR(Stop-And-Reversal) 차트를 그리는 방법을 보여준다. ▶ MainForm.cs


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

using Steema.TeeChart.Functions;
using Steema.TeeChart.Styles;

namespace TestProject
{
    /// <summary>
    /// 메인 폼
    /// </summary>
    public partial class MainForm : Form
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Field
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region Field

        /// <summary>
        /// 캔들 시리즈
        /// </summary>
        private Candle candle;

        /// <summary>
        /// 라인 시리즈
        /// </summary>
        private Line line;

        /// <summary>
        /// SAR 함수
        /// </summary>
        private SARFunction sarFunction;

        /// <summary>
        /// 설정 여부
        /// </summary>
        private bool setting = true;

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainForm()

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

            #region 캔들 시리즈를 생성한다.

            this.candle = new Candle();

            this.candle.Title = "Data";
            this.candle.Color = Color.FromArgb(200, 230, 90);

            #endregion
            #region SAR 함수를 생성한다.

            this.sarFunction = new SARFunction();

            this.sarFunction.AccelerationFactor = 0.019999999552965164;
            this.sarFunction.MaxStep            = 0.30000001192092896;

            #endregion
            #region 라인 시리즈를 생성한다.

            this.line = new Line();

            this.line.Title           = "SAR";
            this.line.Brush.Color     = Color.FromArgb(90, 150, 220);
            this.line.Pointer.Style   = PointerStyles.Rectangle;
            this.line.Pointer.Visible = true;
            this.line.DataSource      = this.candle;
            this.line.Function        = this.sarFunction;

            #endregion
            #region 티차트를 설정한다.

            this.tChart.Series.Add(this.candle);
            this.tChart.Series.Add(this.line);

            #endregion

            this.candle.FillSampleValues(10);

            Load                                       += Form_Load;
            this.accelerationFactorTextBox.TextChanged += accelerationFactorTextBox_TextChanged;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region 폼 로드시 처리하기 - Form_Load(sender, e)

        /// <summary>
        /// 폼 로드시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void Form_Load(object sender, EventArgs e)
        {
            this.accelerationFactorTextBox.Text = this.sarFunction.AccelerationFactor.ToString("0.00");

            this.setting = false;
        }

        #endregion
        #region Acceleration factor 텍스트 박스 텍스트 변경시 처리하기 - accelerationFactorTextBox_TextChanged(sender, e)

        /// <summary>
        /// Acceleration factor 텍스트 박스 텍스트 변경시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void accelerationFactorTextBox_TextChanged(object sender, EventArgs e)
        {
            if(!this.setting)
            {
                this.sarFunction.AccelerationFactor = Convert.ToDouble(this.accelerationFactorTextBox.Text);
            }
        }

        #endregion
    }
}

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using System;

using System.Drawing;

using System.Windows.Forms;

using Steema.TeeChart.Functions;

using Steema.TeeChart.Styles;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Field

////////////////////////////////////////////////////////////////////////////////////////// Private

#region Field

/// <summary>

/// 캔들 시리즈

/// </summary>

private Candle candle;

/// <summary>

/// 라인 시리즈

/// </summary>

private Line line;

/// <summary>

/// SAR 함수

/// </summary>

private SARFunction sarFunction;

/// <summary>

/// 설정 여부

/// </summary>

private bool setting = true;

#endregion

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

#region 캔들 시리즈를 생성한다.

this.candle = new Candle();

this.candle.Title = "Data";

this.candle.Color = Color.FromArgb(200, 230, 90);

#endregion

#region SAR 함수를 생성한다.

this.sarFunction = new SARFunction();

this.sarFunction.AccelerationFactor = 0.019999999552965164;

this.sarFunction.MaxStep = 0.30000001192092896;

#endregion

#region 라인 시리즈를 생성한다.

this.line = new Line();

this.line.Title = "SAR";

this.line.Brush.Color = Color.FromArgb(90, 150, 220);

this.line.Pointer.Style = PointerStyles.Rectangle;

this.line.Pointer.Visible = true;

this.line.DataSource = this.candle;

this.line.Function = this.sarFunction;

#endregion

#region 티차트를 설정한다.

this.tChart.Series.Add(this.candle);

this.tChart.Series.Add(this.line);

#endregion

this.candle.FillSampleValues(10);

Load += Form_Load;

this.accelerationFactorTextBox.TextChanged += accelerationFactorTextBox_TextChanged;

}

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Private

#region 폼 로드시 처리하기 - Form_Load(sender, e)

/// <summary>

/// 폼 로드시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void Form_Load(object sender, EventArgs e)

{

this.accelerationFactorTextBox.Text = this.sarFunction.AccelerationFactor.ToString("0.00");

this.setting = false;

}

#endregion

#region Acceleration factor 텍스트 박스 텍스트 변경시 처리하기 - accelerationFactorTextBox_TextChanged(sender, e)

/// <summary>

/// Acceleration factor 텍스트 박스 텍스트 변경시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void accelerationFactorTextBox_TextChanged(object sender, EventArgs e)

{

if(!this.setting)

{

this.sarFunction.AccelerationFactor = Convert.ToDouble(this.accelerationFactorTextBox.Text);

}

#endregion

}

TestProject.zip

[C#/WINFORM/TEECHART] SmoothedMovAvgFunction 클래스 : SMMA(Smoothed Moving Average) 차트 그리기

■ SmoothedMovAvgFunction 클래스 : SMMA(Smoothed Moving Average) 차트 그리기 ▶ MainForm.cs


using System;
using System.Windows.Forms;

using Steema.TeeChart.Functions;
using Steema.TeeChart.Styles;

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

        #region 생성자 - MainForm()

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

            Candle candle = new Candle(this.tChart.Chart);

            candle.Title = "candle";

            candle.FillSampleValues();

            Line line1 = new Line(this.tChart.Chart);

            line1.Title           = "Mov Avg";
            line1.DataSource      = candle;
            line1.Function        = new MovingAverage();
            line1.Function.Period = 3;

            Line line2 = new Line(this.tChart.Chart);

            line2.Title           = "Smooth Mov Avg";
            line2.DataSource      = candle;
            line2.Function        = new SmoothedMovAvgFunction();
            line2.Function.Period = 3;

            this.periodNumericUpDown.ValueChanged += periodNumericUpDown_ValueChanged;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region 기간 숫자 UP/DOWN 값 변경시 처리하기 - periodNumericUpDown_ValueChanged(sender, e)

        /// <summary>
        /// 기간 숫자 UP/DOWN 값 변경시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void periodNumericUpDown_ValueChanged(object sender, EventArgs e)
        {
            this.tChart[1].Function.Period = Convert.ToInt32(this.periodNumericUpDown.Value);
            this.tChart[2].Function.Period = Convert.ToInt32(this.periodNumericUpDown.Value);
        }

        #endregion
    }
}

using System;

using System.Windows.Forms;

using Steema.TeeChart.Functions;

using Steema.TeeChart.Styles;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

Candle candle = new Candle(this.tChart.Chart);

candle.Title = "candle";

candle.FillSampleValues();

Line line1 = new Line(this.tChart.Chart);

line1.Title = "Mov Avg";

line1.DataSource = candle;

line1.Function = new MovingAverage();

line1.Function.Period = 3;

Line line2 = new Line(this.tChart.Chart);

line2.Title = "Smooth Mov Avg";

line2.DataSource = candle;

line2.Function = new SmoothedMovAvgFunction();

line2.Function.Period = 3;

this.periodNumericUpDown.ValueChanged += periodNumericUpDown_ValueChanged;

}

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Private

#region 기간 숫자 UP/DOWN 값 변경시 처리하기 - periodNumericUpDown_ValueChanged(sender, e)

/// <summary>

/// 기간 숫자 UP/DOWN 값 변경시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void periodNumericUpDown_ValueChanged(object sender, EventArgs e)

{

this.tChart[1].Function.Period = Convert.ToInt32(this.periodNumericUpDown.Value);

this.tChart[2].Function.Period = Convert.ToInt32(this.periodNumericUpDown.Value);

}

#endregion

}

TestProject.zip

[C#/WINFORM/TEECHART] SlopeFunction 클래스 : 기울기(Slope) 차트 그리기

■ SlopeFunction 클래스를 사용해 기울기(Slope) 차트를 그리는 방법을 보여준다. ▶ MainForm.cs


using System.Windows.Forms;

using Steema.TeeChart.Functions;
using Steema.TeeChart.Styles;

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

        #region 생성자 - MainForm()

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

            Area area = new Area(this.tChart.Chart);

            area.Title    = "area";
            area.Smoothed = true;

            Line line = new Line(this.tChart.Chart);

            line.Title         = "line";
            line.VertAxis      = VerticalAxis.Right;
            line.LinePen.Width = 4;
            line.Marks.Visible = false;
            line.DataSource    = area;
            line.Function      = new SlopeFunction(this.tChart.Chart);

            area.FillSampleValues(20);
        }

        #endregion
    }
}

using System.Windows.Forms;

using Steema.TeeChart.Functions;

using Steema.TeeChart.Styles;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

Area area = new Area(this.tChart.Chart);

area.Title = "area";

area.Smoothed = true;

Line line = new Line(this.tChart.Chart);

line.Title = "line";

line.VertAxis = VerticalAxis.Right;

line.LinePen.Width = 4;

line.Marks.Visible = false;

line.DataSource = area;

line.Function = new SlopeFunction(this.tChart.Chart);

area.FillSampleValues(20);

}

#endregion

}

TestProject.zip

[C#/WINFORM/TEECHART] RSIFunction 클래스 : RSI(Relative Strength Index) 차트 그리기

■ RSIFunction 클래스를 사용해 RSI(Relative Strength Index) 차트를 그리는 방법을 보여준다. ▶ MainForm.cs


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

using Steema.TeeChart;
using Steema.TeeChart.Functions;
using Steema.TeeChart.Styles;

namespace TestProject
{
    /// <summary>
    /// 메인 폼
    /// </summary>
    public partial class MainForm : Form
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Field
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region Field

        /// <summary>
        /// 캔들 시리즈
        /// </summary>
        private Candle candle;

        /// <summary>
        /// 축
        /// </summary>
        private Axis axis;

        /// <summary>
        /// RSI 함수
        /// </summary>
        private RSIFunction rsiFunction;

        /// <summary>
        /// 라인 시리즈
        /// </summary>
        private Line line;

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainForm()

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

            #region 캔들 시리즈를 생성한다.

            this.candle = new Candle();

            this.candle.Title = "candle";

            #endregion
            #region 축을 생성한다.

            this.axis = new Axis();

            this.axis.OtherSide              = true;
            this.axis.StartPosition          = 60d;
            this.axis.Title.Angle            = 90;
            this.axis.Title.Font.Brush.Color = Color.Green;
            this.axis.Title.Caption          = "R.S.I";

            #endregion
            #region RSI 함수를 생성한다.

            this.rsiFunction = new RSIFunction();

            this.rsiFunction.Period = 1d;

            #endregion
            #region 라인 시리즈를 생성한다.

            this.line = new Line();

            this.line.Title          = "line";
            this.line.Brush.Color    = Color.FromArgb(90, 150, 220);
            this.line.Color          = Color.FromArgb(90, 150, 220);
            this.line.VertAxis       = VerticalAxis.Custom;
            this.line.CustomVertAxis = this.axis;
            this.line.DataSource     = this.candle;
            this.line.Function       = this.rsiFunction;

            #endregion
            #region 티차트를 설정한다.

            this.tChart.Axes.Bottom.Grid.Color           = Color.FromArgb(130, 130, 130);
            this.tChart.Axes.Bottom.Grid.Visible         = true;
            this.tChart.Axes.Bottom.Labels.Angle         = 90;
            this.tChart.Axes.Left.Title.Angle            = 90;
            this.tChart.Axes.Left.Title.Font.Brush.Color = Color.Red;
            this.tChart.Axes.Left.Title.Caption          = "Stock Sample";
            this.tChart.Axes.Left.StartPosition          = 0d;
            this.tChart.Axes.Left.EndPosition            = 58d;
            this.tChart.Axes.Left.MaximumOffset          = 5;
            this.tChart.Axes.Left.MinimumOffset          = 5;

            this.tChart.Axes.Custom.Add(axis);

            this.tChart.Series.Add(this.candle);
            this.tChart.Series.Add(this.line);

            #endregion

            Load                                                += Form_Load;
            tChart.AllowScroll                                  += tChart_AllowScroll;
            this.calculationMethodComboBox.SelectedIndexChanged += calculationMethodComboBox_SelectedIndexChanged;
            this.periodNumericUpDown.ValueChanged               += periodNumericUpDown_ValueChanged;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region 폼 로드시 처리하기 - Form_Load(sender, e)

        /// <summary>
        /// 폼 로드시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void Form_Load(object sender, EventArgs e)
        {
            this.calculationMethodComboBox.SelectedIndex = 0;

            this.candle.FillSampleValues(100);

            this.rsiFunction.Style  = RSIStyle.OpenClose;
            this.rsiFunction.Period = 10;
        }

        #endregion
        #region 티차트 스크롤 허용 여부 처리하기 - tChart_AllowScroll(axis, e)

        /// <summary>
        /// 티차트 스크롤 허용 여부 처리하기
        /// </summary>
        /// <param name="axis">축</param>
        /// <param name="e">이벤트 인자</param>
        void tChart_AllowScroll(Axis axis, AllowScrollEventArgs e)
        {
            e.AllowScroll = axis != this.axis;
        }

        #endregion
        #region 계산 방법 콤보 박스 선택 인덱스 변경시 처리하기 - calculationMethodComboBox_SelectedIndexChanged(sender, e)

        /// <summary>
        /// 계산 방법 콤보 박스 선택 인덱스 변경시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void calculationMethodComboBox_SelectedIndexChanged(object sender, EventArgs e)
        {
            this.rsiFunction.Style = (RSIStyle)this.calculationMethodComboBox.SelectedIndex;
        }

        #endregion
        #region 기간 숫자 UP/DOWN 값 변경시 처리하기 - periodNumericUpDown_ValueChanged(sender, e)

        /// <summary>
        /// 기간 숫자 UP/DOWN 값 변경시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void periodNumericUpDown_ValueChanged(object sender, EventArgs e)
        {
            this.rsiFunction.Period = Convert.ToDouble(this.periodNumericUpDown.Value);
        }

        #endregion
    }
}

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using System;

using System.Drawing;

using System.Windows.Forms;

using Steema.TeeChart;

using Steema.TeeChart.Functions;

using Steema.TeeChart.Styles;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Field

////////////////////////////////////////////////////////////////////////////////////////// Private

#region Field

/// <summary>

/// 캔들 시리즈

/// </summary>

private Candle candle;

/// <summary>

/// 축

/// </summary>

private Axis axis;

/// <summary>

/// RSI 함수

/// </summary>

private RSIFunction rsiFunction;

/// <summary>

/// 라인 시리즈

/// </summary>

private Line line;

#endregion

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

#region 캔들 시리즈를 생성한다.

this.candle = new Candle();

this.candle.Title = "candle";

#endregion

#region 축을 생성한다.

this.axis = new Axis();

this.axis.OtherSide = true;

this.axis.StartPosition = 60d;

this.axis.Title.Angle = 90;

this.axis.Title.Font.Brush.Color = Color.Green;

this.axis.Title.Caption = "R.S.I";

#endregion

#region RSI 함수를 생성한다.

this.rsiFunction = new RSIFunction();

this.rsiFunction.Period = 1d;

#endregion

#region 라인 시리즈를 생성한다.

this.line = new Line();

this.line.Title = "line";

this.line.Brush.Color = Color.FromArgb(90, 150, 220);

this.line.Color = Color.FromArgb(90, 150, 220);

this.line.VertAxis = VerticalAxis.Custom;

this.line.CustomVertAxis = this.axis;

this.line.DataSource = this.candle;

this.line.Function = this.rsiFunction;

#endregion

#region 티차트를 설정한다.

this.tChart.Axes.Bottom.Grid.Color = Color.FromArgb(130, 130, 130);

this.tChart.Axes.Bottom.Grid.Visible = true;

this.tChart.Axes.Bottom.Labels.Angle = 90;

this.tChart.Axes.Left.Title.Angle = 90;

this.tChart.Axes.Left.Title.Font.Brush.Color = Color.Red;

this.tChart.Axes.Left.Title.Caption = "Stock Sample";

this.tChart.Axes.Left.StartPosition = 0d;

this.tChart.Axes.Left.EndPosition = 58d;

this.tChart.Axes.Left.MaximumOffset = 5;

this.tChart.Axes.Left.MinimumOffset = 5;

this.tChart.Axes.Custom.Add(axis);

this.tChart.Series.Add(this.candle);

this.tChart.Series.Add(this.line);

#endregion

Load += Form_Load;

tChart.AllowScroll += tChart_AllowScroll;

this.calculationMethodComboBox.SelectedIndexChanged += calculationMethodComboBox_SelectedIndexChanged;

this.periodNumericUpDown.ValueChanged += periodNumericUpDown_ValueChanged;

}

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Private

#region 폼 로드시 처리하기 - Form_Load(sender, e)

/// <summary>

/// 폼 로드시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void Form_Load(object sender, EventArgs e)

{

this.calculationMethodComboBox.SelectedIndex = 0;

this.candle.FillSampleValues(100);

this.rsiFunction.Style = RSIStyle.OpenClose;

this.rsiFunction.Period = 10;

}

#endregion

#region 티차트 스크롤 허용 여부 처리하기 - tChart_AllowScroll(axis, e)

/// <summary>

/// 티차트 스크롤 허용 여부 처리하기

/// </summary>

/// <param name="axis">축</param>

/// <param name="e">이벤트 인자</param>

void tChart_AllowScroll(Axis axis, AllowScrollEventArgs e)

{

e.AllowScroll = axis != this.axis;

}

#endregion

#region 계산 방법 콤보 박스 선택 인덱스 변경시 처리하기 - calculationMethodComboBox_SelectedIndexChanged(sender, e)

/// <summary>

/// 계산 방법 콤보 박스 선택 인덱스 변경시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void calculationMethodComboBox_SelectedIndexChanged(object sender, EventArgs e)

{

this.rsiFunction.Style = (RSIStyle)this.calculationMethodComboBox.SelectedIndex;

}

#endregion

#region 기간 숫자 UP/DOWN 값 변경시 처리하기 - periodNumericUpDown_ValueChanged(sender, e)

/// <summary>

/// 기간 숫자 UP/DOWN 값 변경시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void periodNumericUpDown_ValueChanged(object sender, EventArgs e)

{

this.rsiFunction.Period = Convert.ToDouble(this.periodNumericUpDown.Value);

}

#endregion

}

TestProject.zip

[C#/WINFORM/TEECHART] RVIFunction 클래스 : RVI(Relative Vigor Index) 차트 그리기

■ RVIFunction 클래스를 사용해 RVI(Relative Vigor Index) 차트를 그리는 방법을 보여준다. ▶ MainForm.cs


using System;
using System.Windows.Forms;

using Steema.TeeChart;
using Steema.TeeChart.Functions;
using Steema.TeeChart.Styles;

namespace TestProject
{
    /// <summary>
    /// 메인 폼
    /// </summary>
    public partial class MainForm : Form
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Field
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region Field

        /// <summary>
        /// 캔들 시리즈
        /// </summary>
        private Candle candle = new Candle();

        /// <summary>
        /// RVI 함수
        /// </summary>
        private RVIFunction rviFunction = new RVIFunction();

        /// <summary>
        /// 라인 시리즈
        /// </summary>
        private Line line = new Line();

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainForm()

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

            #region 축을 생성한다.

            Axis axis = new Axis(this.tChart.Chart);

            axis.Horizontal    = false;
            axis.StartPosition = 52;
            axis.EndPosition   = 100;

            #endregion
            #region RVI 함수를 설정한다.

            this.rviFunction.Period = 10;

            #endregion
            #region 라인 시리즈를 설정한다.

            this.line.CustomVertAxis = axis;
            this.line.DataSource     = this.candle;
            this.line.Function       = this.rviFunction;

            #endregion
            #region 티차트를 설정한다.

            this.tChart.Header.Text           = "RVI(10)";
            this.tChart.Axes.Left.EndPosition = 48;

            this.tChart.Axes.Custom.Add(axis);

            this.tChart.Series.Add(candle);
            this.tChart.Series.Add(line);

            #endregion

            this.candle.FillSampleValues(200);

            this.periodNumericUpDown.ValueChanged      += periodNumericUpDown_ValueChanged;
            this.showSignalLineCheckBox.CheckedChanged += showSignalLineCheckBox_CheckedChanged;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region 기간 숫자 UP/DOWN 값 변경시 처리하기 - periodNumericUpDown_ValueChanged(sender, e)

        /// <summary>
        /// 기간 숫자 UP/DOWN 값 변경시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void periodNumericUpDown_ValueChanged(object sender, EventArgs e)
        {
            this.line.Function.Period = (double)this.periodNumericUpDown.Value;

            this.tChart.Header.Text = $"RVI({this.line.Function.Period})";
        }

        #endregion
        #region 시그널 라인 표시 체크 박스 체크 변경시 처리하기 - showSignalLineCheckBox_CheckedChanged(sender, e)

        /// <summary>
        /// 시그널 라인 표시 체크 박스 체크 변경시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void showSignalLineCheckBox_CheckedChanged(object sender, EventArgs e)
        {
            this.rviFunction.Signal.Visible = this.showSignalLineCheckBox.Checked;
        }

        #endregion
    }
}

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using System;

using System.Windows.Forms;

using Steema.TeeChart;

using Steema.TeeChart.Functions;

using Steema.TeeChart.Styles;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Field

////////////////////////////////////////////////////////////////////////////////////////// Private

#region Field

/// <summary>

/// 캔들 시리즈

/// </summary>

private Candle candle = new Candle();

/// <summary>

/// RVI 함수

/// </summary>

private RVIFunction rviFunction = new RVIFunction();

/// <summary>

/// 라인 시리즈

/// </summary>

private Line line = new Line();

#endregion

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

#region 축을 생성한다.

Axis axis = new Axis(this.tChart.Chart);

axis.Horizontal = false;

axis.StartPosition = 52;

axis.EndPosition = 100;

#endregion

#region RVI 함수를 설정한다.

this.rviFunction.Period = 10;

#endregion

#region 라인 시리즈를 설정한다.

this.line.CustomVertAxis = axis;

this.line.DataSource = this.candle;

this.line.Function = this.rviFunction;

#endregion

#region 티차트를 설정한다.

this.tChart.Header.Text = "RVI(10)";

this.tChart.Axes.Left.EndPosition = 48;

this.tChart.Axes.Custom.Add(axis);

this.tChart.Series.Add(candle);

this.tChart.Series.Add(line);

#endregion

this.candle.FillSampleValues(200);

this.periodNumericUpDown.ValueChanged += periodNumericUpDown_ValueChanged;

this.showSignalLineCheckBox.CheckedChanged += showSignalLineCheckBox_CheckedChanged;

}

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Private

#region 기간 숫자 UP/DOWN 값 변경시 처리하기 - periodNumericUpDown_ValueChanged(sender, e)

/// <summary>

/// 기간 숫자 UP/DOWN 값 변경시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void periodNumericUpDown_ValueChanged(object sender, EventArgs e)

{

this.line.Function.Period = (double)this.periodNumericUpDown.Value;

this.tChart.Header.Text = $"RVI({this.line.Function.Period})";

}

#endregion

#region 시그널 라인 표시 체크 박스 체크 변경시 처리하기 - showSignalLineCheckBox_CheckedChanged(sender, e)

/// <summary>

/// 시그널 라인 표시 체크 박스 체크 변경시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void showSignalLineCheckBox_CheckedChanged(object sender, EventArgs e)

{

this.rviFunction.Signal.Visible = this.showSignalLineCheckBox.Checked;

}

#endregion

}

TestProject.zip

[C#/WINFORM/TEECHART] PVOFunction 클래스 : PVO(Percentage Volume Oscillator) 차트 그리기

■ PVOFunction 클래스를 사용해 PVO(Percentage Volume Oscillator) 차트를 그리는 방법을 보여준다. ▶ MainForm.cs


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

using Steema.TeeChart.Editors;
using Steema.TeeChart.Functions;
using Steema.TeeChart.Styles;

namespace TestProject
{
    /// <summary>
    /// 메인 폼
    /// </summary>
    public partial class MainForm : Form
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Field
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region Field

        /// <summary>
        /// 볼륨 시리즈
        /// </summary>
        private Volume volume;

        /// <summary>
        /// PVO 함수
        /// </summary>
        private PVOFunction pvoFunction;

        /// <summary>
        /// 패스트 라인 시리즈
        /// </summary>
        private FastLine fastLine;

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainForm()

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

            #region 볼륨 시리즈를 생성한다.

            this.volume = new Volume();

            this.volume.Title       = "volume";
            this.volume.Brush.Color = Color.FromArgb(200, 230, 90);
            this.volume.Color       = Color.FromArgb(200, 230, 90);

            #endregion
            #region PVO 함수를 생성한다.

            this.pvoFunction = new PVOFunction();

            this.pvoFunction.Period = 12d;

            #endregion
            #region 패스트 라인을 생성한다.

            this.fastLine = new FastLine();

            this.fastLine.Title      = "fastLine";
            this.fastLine.Color      = Color.FromArgb(90, 150, 220);
            this.fastLine.DataSource = this.volume;
            this.fastLine.Function   = this.pvoFunction;

            #endregion
            #region 티차트를 설정한다.

            this.tChart.Axes.Left.Grid.Color     = Color.FromArgb(130, 130, 130);
            this.tChart.Axes.Bottom.Grid.Color   = Color.FromArgb(130, 130, 130);
            this.tChart.Axes.Bottom.Grid.Visible = true;

            this.tChart.Series.Add(this.volume);
            this.tChart.Series.Add(this.fastLine);

            #endregion

            this.volume.FillSampleValues();

            this.editButton.Click += editButton_Click;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region 편집 버튼 클릭시 처리하기 - editButton_Click(sender, e)

        /// <summary>
        /// 편집 버튼 클릭시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void editButton_Click(object sender, EventArgs e)
        {
            PVOFunctionEditor editor = new PVOFunctionEditor(this.fastLine.Function);

            editor.StartPosition = FormStartPosition.CenterParent;

            editor.ShowDialog();
        }

        #endregion
    }
}

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using System;

using System.Drawing;

using System.Windows.Forms;

using Steema.TeeChart.Editors;

using Steema.TeeChart.Functions;

using Steema.TeeChart.Styles;

namespace TestProject

{

/// <summary>

/// 메인 폼

/// </summary>

public partial class MainForm : Form

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Field

////////////////////////////////////////////////////////////////////////////////////////// Private

#region Field

/// <summary>

/// 볼륨 시리즈

/// </summary>

private Volume volume;

/// <summary>

/// PVO 함수

/// </summary>

private PVOFunction pvoFunction;

/// <summary>

/// 패스트 라인 시리즈

/// </summary>

private FastLine fastLine;

#endregion

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

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

#region 생성자 - MainForm()

/// <summary>

/// 생성자

/// </summary>

public MainForm()

{

InitializeComponent();

#region 볼륨 시리즈를 생성한다.

this.volume = new Volume();

this.volume.Title = "volume";

this.volume.Brush.Color = Color.FromArgb(200, 230, 90);

this.volume.Color = Color.FromArgb(200, 230, 90);

#endregion

#region PVO 함수를 생성한다.

this.pvoFunction = new PVOFunction();

this.pvoFunction.Period = 12d;

#endregion

#region 패스트 라인을 생성한다.

this.fastLine = new FastLine();

this.fastLine.Title = "fastLine";

this.fastLine.Color = Color.FromArgb(90, 150, 220);

this.fastLine.DataSource = this.volume;

this.fastLine.Function = this.pvoFunction;

#endregion

#region 티차트를 설정한다.

this.tChart.Axes.Left.Grid.Color = Color.FromArgb(130, 130, 130);

this.tChart.Axes.Bottom.Grid.Color = Color.FromArgb(130, 130, 130);

this.tChart.Axes.Bottom.Grid.Visible = true;

this.tChart.Series.Add(this.volume);

this.tChart.Series.Add(this.fastLine);

#endregion

this.volume.FillSampleValues();

this.editButton.Click += editButton_Click;

}

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Private

#region 편집 버튼 클릭시 처리하기 - editButton_Click(sender, e)

/// <summary>

/// 편집 버튼 클릭시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

private void editButton_Click(object sender, EventArgs e)

{

PVOFunctionEditor editor = new PVOFunctionEditor(this.fastLine.Function);

editor.StartPosition = FormStartPosition.CenterParent;

editor.ShowDialog();

}

#endregion

}

TestProject.zip