[C#/WINFORM/TEECHART] OBVFunction 클래스 : OBV(On Balance Volume) 차트 그리기
■ OBVFunction 클래스를 사용해 OBV(On Balance Volume) 차트를 그리는 방법을 보여준다. ▶ MainForm.cs
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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> /// 축 1 /// </summary> private Axis axis1; /// <summary> /// 축 2 /// </summary> private Axis axis2; /// <summary> /// 축 3 /// </summary> private Axis axis3; /// <summary> /// 캔들 시리즈 /// </summary> private Candle candle; /// <summary> /// 볼륨 시리즈 /// </summary> private Volume volume; /// <summary> /// OBV 함수 /// </summary> private OBVFunction obvFunction; /// <summary> /// 라인 시리즈 /// </summary> private Line line; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainForm() /// <summary> /// 생성자 /// </summary> public MainForm() { InitializeComponent(); #region 축 1을 생성한다. this.axis1 = new Axis(); this.axis1.StartPosition = 0d; this.axis1.EndPosition = 37d; this.axis1.MaximumOffset = 5; this.axis1.MinimumOffset = 5; #endregion #region 축 2를 생성한다. this.axis2 = new Axis(); this.axis2.StartPosition = 40d; this.axis2.EndPosition = 66d; #endregion #region 축 3을 생성한다. this.axis3 = new Axis(); this.axis3.StartPosition = 68d; this.axis3.EndPosition = 100d; #endregion #region 캔들 시리즈를 생성한다. this.candle = new Candle(); this.candle.Title = "Candle"; this.candle.Brush.Color = Color.Red; this.candle.Color = Color.FromArgb(68, 102, 163); this.candle.VertAxis = VerticalAxis.Custom; this.candle.CustomVertAxis = this.axis1; #endregion #region 볼륨 시리즈를 생성한다. this.volume = new Volume(); this.volume.Title = "Volume"; this.volume.Brush.Color = Color.FromArgb(243, 156, 53); this.volume.Color = Color.FromArgb(243, 156, 53); this.volume.VertAxis = VerticalAxis.Custom; this.volume.CustomVertAxis = this.axis2; #endregion #region OBV 함수를 생성한다. this.obvFunction = new OBVFunction(); this.obvFunction.Period = 1d; this.obvFunction.Volume = this.volume; #endregion #region 라인 시리즈를 생성한다. this.line = new Line(); this.line.Title = "OBV Function"; this.line.Brush.Color = Color.Red; this.line.Color = Color.Red; this.line.VertAxis = VerticalAxis.Custom; this.line.CustomVertAxis = this.axis3; this.line.DataSource = this.candle; this.line.Function = this.obvFunction; #endregion #region 티차트를 설정한다. this.tChart.Panel.MarginLeft = 5; this.tChart.Axes.Left.Visible = false; this.tChart.Axes.Custom.Add(this.axis1); this.tChart.Axes.Custom.Add(this.axis2); this.tChart.Axes.Custom.Add(this.axis3); this.tChart.Series.Add(this.candle); this.tChart.Series.Add(this.volume); this.tChart.Series.Add(this.line); #endregion candle.FillSampleValues(); volume.FillSampleValues(); obvFunction.Recalculate(); } #endregion } } |
TestProject.zip