■ SARFunction 클래스를 사용해 Parabolic SAR(Stop-And-Reversal) 차트를 그리는 방법을 보여준다.
▶ MainForm.cs
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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 } } |
