■ Line 클래스를 사용해 실시간 차트를 만드는 방법을 보여준다.
▶ MainForm.cs
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using System; using System.Drawing; using System.Windows.Forms; using Steema.TeeChart; using Steema.TeeChart.Drawing; using Steema.TeeChart.Styles; namespace TestProject { /// <summary> /// 메인 폼 /// </summary> public partial class MainForm : Form { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 라인 1 /// </summary> private Line line1; /// <summary> /// 라인 2 /// </summary> private Line line2; /// <summary> /// 라인 3 /// </summary> private Line line3; /// <summary> /// 라인 4 /// </summary> private Line line4; /// <summary> /// 타이머 /// </summary> private Timer timer; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainForm() /// <summary> /// 생성자 /// </summary> public MainForm() { InitializeComponent(); Text = "Line 클래스 : 실시간 차트 만들기"; this.animationCheckBox.Checked = true; this.tChart.Panel.Pen = new ChartPen(Color.Black); this.tChart.Legend.Visible = false; #region 라인 1을 설정한다. this.line1 = new Line(); this.line1.Color = Color.FromArgb(68, 102, 163); this.line1.LinePen.Width = 2; this.tChart.Series.Add(this.line1); #endregion #region 라인 2를 설정한다. this.line2 = new Line(); this.line2.Color = Color.FromArgb(243, 156, 53); this.line2.LinePen.Width = 2; this.tChart.Series.Add(this.line2); #endregion #region 라인 3을 설정한다. this.line3 = new Line(); this.line3.Color = Color.FromArgb(241, 76, 20); this.line3.LinePen.Width = 2; this.tChart.Series.Add(this.line3); #endregion #region 라인 4를 설정한다. this.line4 = new Line(); this.line4.Color = Color.FromArgb(78, 151, 168); this.line4.LinePen.Width = 2; this.tChart.Series.Add(this.line4); #endregion #region 타이머를 설정한다. this.timer = new Timer(); this.timer.Interval = 50; #endregion #region 이벤트를 설정한다. Load += Form_Load; FormClosing += Form_FormClosing; this.animationCheckBox.CheckedChanged += animationCheckBox_CheckedChanged; this.threeDChechBox.CheckedChanged += threeDChechBox_CheckedChanged; this.legendCheckBox.CheckedChanged += legendCheckBox_CheckedChanged; this.timer.Tick += timer_Tick; #endregion } #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.tChart.Axes.Bottom.Increment = 5; this.line1.Add(1000); this.line2.Add(1000); this.line3.Add(1000); this.line4.Add(1000); this.timer.Start(); } #endregion #region 폼을 닫을 경우 처리하기 - Form_FormClosing(sender, e) /// <summary> /// 폼을 닫을 경우 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void Form_FormClosing(object sender, FormClosingEventArgs e) { this.timer.Stop(); } #endregion #region 애니메이션 체크 박스 체크 변경시 처리하기 - animationCheckBox_CheckedChanged(sender, e) /// <summary> /// 애니메이션 체크 박스 체크 변경시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void animationCheckBox_CheckedChanged(object sender, EventArgs e) { this.timer.Enabled = this.animationCheckBox.Checked; } #endregion #region 3D 체크 박스 체크 변경시 처리하기 - threeDChechBox_CheckedChanged(sender, e) /// <summary> /// 3D 체크 박스 체크 변경시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void threeDChechBox_CheckedChanged(object sender, EventArgs e) { this.tChart.Aspect.View3D = this.threeDChechBox.Checked; } #endregion #region 레전드 체크 박스 체크 변경시 처리하기 - legendCheckBox_CheckedChanged(sender, e) /// <summary> /// 레전드 체크 박스 체크 변경시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void legendCheckBox_CheckedChanged(object sender, EventArgs e) { this.tChart.Legend.Visible = this.legendCheckBox.Checked; } #endregion #region 타이머 틱 처리하기 - timer_Tick(sender, e) /// <summary> /// 타이머 틱 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void timer_Tick(object sender, EventArgs e) { ProcessAnimation(this.tChart); } #endregion //////////////////////////////////////////////////////////////////////////////// Function #region 애니메이션 처리하기 - ProcessAnimation(tChart) /// <summary> /// 애니메이션 처리하기 /// </summary> /// <param name="tChart">TChart</param> private void ProcessAnimation(TChart tChart) { Random random = new Random(); double newX; double newY; tChart.AutoRepaint = false; foreach(Series series in tChart.Series) { while(series.Count > 50) { series.Delete(0); } //if(series.Count > 50) //{ // series.Delete(0); //} newX = series.XValues.Last + 1; newY = series.YValues.Last + 1000 * random.Next(2) - 500; if(Math.Abs(newY) > 1.0e+4) { newY = 0.0; } series.Add(newX,newY); } tChart.AutoRepaint = true; tChart.Refresh(); } #endregion } } |
