[C#/WINFORM/TEECHART] TChart 클래스 : Axes/Zoom 속성을 사용해 확대/스크롤 처리하기
■ TChart 클래스의 Axes/Zoom 속성을 사용해 확대/스크롤을 처리하는 방법을 보여준다. ▶ MainForm.cs
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using System; using System.Drawing; using System.Windows.Forms; using Steema.TeeChart.Drawing; 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(); Text = "TChart 클래스 : Axes/Zoom 속성을 사용해 확대/스크롤 처리하기"; this.resetButton.Enabled = false; this.tChart.Panel.Pen = new ChartPen(Color.Black); Line line = new Line(this.tChart.Chart); line.FillSampleValues(50); this.zoomButton.Click += zoomButton_Click; this.scrollButton.Click += scrollButton_Click; this.resetButton.Click += resetButton_Click; this.tChart.Zoomed += tChart_Zoomed; this.tChart.Scroll += tChart_Scroll; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private #region 확대 버튼 클릭시 처리하기 - zoomButton_Click(sender, e) /// <summary> /// 확대 버튼 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void zoomButton_Click(object sender, EventArgs e) { this.tChart.Zoom.ZoomPercent(110); this.resetButton.Enabled = true; } #endregion #region 스크롤 버튼 클릭시 처리하기 - scrollButton_Click(sender, e) /// <summary> /// 스크롤 버튼 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void scrollButton_Click(object sender, EventArgs e) { this.tChart.Axes.Bottom.Scroll(2, false); this.resetButton.Enabled = true; } #endregion #region 초기화 버튼 클릭시 처리하기 - resetButton_Click(sender, e) /// <summary> /// 초기화 버튼 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void resetButton_Click(object sender, EventArgs e) { this.tChart.Axes.Left.Automatic = true; this.tChart.Axes.Bottom.Automatic = true; this.resetButton.Enabled = false; this.tChart.Refresh(); } #endregion #region TChart 확대시 처리하기 - tChart_Zoomed(sender, e) /// <summary> /// TChart 확대시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void tChart_Zoomed(object sender, EventArgs e) { this.resetButton.Enabled = true; } #endregion #region TChart 스크롤시 처리하기 - tChart_Scroll(sender, e) /// <summary> /// TChart 스크롤시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void tChart_Scroll(object sender, EventArgs e) { this.resetButton.Enabled = true; } #endregion } } |
TestProject.zip