■ 복수 축 사용시 불투명 영역을 처리하는 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> /// Y 마우스 DOWN /// </summary> private int yMouseDown; /// <summary> /// Y 마우스 UP /// </summary> private int yMouseUp; /// <summary> /// 확대 여부 /// </summary> private bool zoomed = false; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainForm() /// <summary> /// 생성자 /// </summary> public MainForm() { InitializeComponent(); Text = "복수 축 사용시 불투명 영역 처리하기"; this.opaqueZoneCheckBox.Checked = true; this.hScrollBar.Value = 50; this.tChart.Panel.Pen = new ChartPen(Color.Black); Axis axis1 = new Axis(); axis1.StartPosition = 25; axis1.EndPosition = 50; axis1.Horizontal = false; axis1.OtherSide = false; this.tChart.Axes.Custom.Add(axis1); Axis axis2 = new Axis(); axis2.StartPosition = 50; axis2.EndPosition = 75; axis2.Horizontal = false; axis2.OtherSide = false; this.tChart.Axes.Custom.Add(axis2); Axis axis3 = new Axis(); axis3.StartPosition = 75; axis3.Horizontal = false; axis3.OtherSide = false; this.tChart.Axes.Custom.Add(axis3); this.line1 = new Line(this.tChart.Chart); this.line1.VertAxis = VerticalAxis.Left; this.line1.FillSampleValues(20); this.line2 = new Line(this.tChart.Chart); this.line2.CustomVertAxis = axis1; this.line2.FillSampleValues(20); this.line3 = new Line(this.tChart.Chart); this.line3.CustomVertAxis = axis2; this.line3.FillSampleValues(20); this.line4 = new Line(this.tChart.Chart); this.line4.CustomVertAxis = axis3; this.line4.FillSampleValues(20); this.opaqueZoneCheckBox.CheckedChanged += opaqueZoneCheckBox_CheckedChanged; this.hScrollBar.Scroll += hScrollBar_Scroll; this.tChart.Zoomed += tChart_Zoomed; this.tChart.UndoneZoom += tChart_UndoneZoom; this.tChart.MouseDown += tChart_MouseDown; this.tChart.MouseUp += tChart_MouseUp; this.line1.BeforeDrawValues += line_BeforeDrawValues; this.line1.AfterDrawValues += line_AfterDrawValues; this.line2.BeforeDrawValues += line_BeforeDrawValues; this.line2.AfterDrawValues += line_AfterDrawValues; this.line3.BeforeDrawValues += line_BeforeDrawValues; this.line3.AfterDrawValues += line_AfterDrawValues; this.line4.BeforeDrawValues += line_BeforeDrawValues; this.line4.AfterDrawValues += line_AfterDrawValues; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private //////////////////////////////////////////////////////////////////////////////// Event #region 불투명 영역 체크 박스 체크 변경시 처리하기 - opaqueZoneCheckBox_CheckedChanged(sender, e) /// <summary> /// 불투명 영역 체크 박스 체크 변경시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void opaqueZoneCheckBox_CheckedChanged(object sender, EventArgs e) { this.tChart.Invalidate(); } #endregion #region 수평 스크롤바 스크롤시 처리하기 - hScrollBar_Scroll(sender, e) /// <summary> /// 수평 스크롤바 스크롤시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void hScrollBar_Scroll(object sender, ScrollEventArgs e) { ProcessScroll(this.line1); ProcessScroll(this.line2); ProcessScroll(this.line3); ProcessScroll(this.line4); } #endregion #region TChart 마우스 DOWN 처리하기 - tChart_MouseDown(sender, e) /// <summary> /// TChart 마우스 DOWN 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void tChart_MouseDown(object sender, MouseEventArgs e) { this.yMouseDown = e.Y; } #endregion #region TChart 마우스 UP 처리하기 - tChart_MouseUp(sender, e) /// <summary> /// TChart 마우스 UP 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void tChart_MouseUp(object sender, MouseEventArgs e) { if(this.zoomed) { this.yMouseUp = e.Y; double maximumValue = this.line2.YScreenToValue(this.yMouseDown); double minimumValue = this.line2.YScreenToValue(this.yMouseUp ); this.line2.CustomVertAxis.SetMinMax(minimumValue, maximumValue); maximumValue = this.line3.YScreenToValue(this.yMouseDown); minimumValue = this.line3.YScreenToValue(this.yMouseUp ); this.line3.CustomVertAxis.SetMinMax(minimumValue, maximumValue); maximumValue = this.line4.YScreenToValue(this.yMouseDown); minimumValue = this.line4.YScreenToValue(this.yMouseUp ); this.line4.CustomVertAxis.SetMinMax(minimumValue, maximumValue); } } #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.zoomed = true; } #endregion #region TChart 확대 취소시 처리하기 - tChart_UndoneZoom(sender, e) /// <summary> /// TChart 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.zoomed = false; this.line2.CustomVertAxis.Automatic = true; this.line3.CustomVertAxis.Automatic = true; this.line4.CustomVertAxis.Automatic = true; } #endregion #region 라인 값 그리기 전 처리하기 - line_BeforeDrawValues(sender, graphics3D) /// <summary> /// 라인 값 그리기 전 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="graphics3D">그래픽스 3D</param> private void line_BeforeDrawValues(object sender, Graphics3D graphics3D) { if(this.opaqueZoneCheckBox.Checked) { Line line = sender as Line; int left = line.GetHorizAxis.IStartPos; int right = line.GetHorizAxis.IEndPos; int top = line.GetVertAxis.IStartPos; int bottom = line.GetVertAxis.IEndPos; this.tChart.Graphics3D.ClipRectangle(left, top, right, bottom); } } #endregion #region 라인 값 그리기 후 처리하기 - line_AfterDrawValues(sender, graphics3D) /// <summary> /// 라인 값 그리기 후 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="graphics3D">그래픽스 3D</param> private void line_AfterDrawValues(object sender, Graphics3D graphics3D) { if(this.opaqueZoneCheckBox.Checked) { this.tChart.Graphics3D.ClearClipRegions(); } } #endregion //////////////////////////////////////////////////////////////////////////////// Function #region 스크롤 처리하기 - ProcessScroll(line) /// <summary> /// 스크롤 처리하기 /// </summary> /// <param name="line">라인</param> private void ProcessScroll(Line line) { double value = 0.01 * ((int)this.hScrollBar.Value - 50) * (line.YValues.Maximum - line.YValues.Minimum); line.GetVertAxis.SetMinMax(line.YValues.Maximum + value, line.YValues.Minimum + value); } #endregion } } |
