■ FreeformPointLineSeries 클래스를 사용해 Scatter 차트를 그리는 방법을 보여준다.
▶ ChartHelper.cs
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using System; using System.Collections.Generic; using System.Drawing; using Arction.WinForms.Charting; using Arction.WinForms.Charting.Axes; using Arction.WinForms.Charting.Views.ViewXY; namespace TestProject { /// <summary> /// 차트 헬퍼 /// </summary> public static class ChartHelper { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Public #region Field /// <summary> /// 단일 색상 리스트 /// </summary> public static List<Color> SolidColorList = new List<Color> { Color.FromArgb(187, 28 , 0 ), Color.FromArgb(222, 54 , 11), Color.FromArgb(199, 86 , 10), Color.FromArgb(255, 160, 0 ), Color.FromArgb(255, 124, 0 ) }; /// <summary> /// 반투명 색상 리스트 /// </summary> public static List<Color> TranslucentColorList = new List<Color> { Color.FromArgb(180, SolidColorList[0]), Color.FromArgb(180, SolidColorList[1]), Color.FromArgb(180, SolidColorList[2]), Color.FromArgb(180, SolidColorList[3]), Color.FromArgb(180, SolidColorList[4]) }; #endregion //////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 복구 정보 /// </summary> private static RestoreInfo _restoreInfo; /// <summary> /// 배경 색상 /// </summary> private static Color _backgroundColor = Color.FromArgb(255, 30, 30, 30); /// <summary> /// 제목 색상 /// </summary> private static Color _titleColor = Color.FromArgb(255, 249, 202, 3); #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Public #region 리스트 데이터 지우기 - ClearListData<TItem>(sourceList) /// <summary> /// 리스트 데이터 지우기 /// </summary> /// <typeparam name="TItem">항목 타입</typeparam> /// <param name="sourceList">소스 리스트</param> public static void ClearListData<TItem>(List<TItem> sourceList) where TItem : IDisposable { if(sourceList == null) { return; } while(sourceList.Count > 0) { int lastIndex = sourceList.Count - 1; TItem item = sourceList[lastIndex]; sourceList.RemoveAt(lastIndex); if(item != null) { (item as IDisposable).Dispose(); } } } #endregion #region 다크/플랫 스타일 설정하기 - SetDarkFlatStyle(chart, minorTickOption) /// <summary> /// 다크/플랫 스타일 설정하기 /// </summary> /// <param name="chart">차트</param> /// <param name="minorTickOption">작은 눈금 옵션</param> public static void SetDarkFlatStyle(LightningChartUltimate chart, MinorTickOption minorTickOption = MinorTickOption.None) { _restoreInfo = new RestoreInfo(chart); chart.Background.Color = _backgroundColor; chart.Background.GradientFill = GradientFill.Solid; chart.ViewXY.GraphBackground.Color = Color.FromArgb(255, 20, 20, 20); chart.ViewXY.GraphBackground.GradientFill = GradientFill.Solid; chart.Title.Color = _titleColor; chart.Title.MouseHighlight = MouseOverHighlight.None; bool showXMinotTick = false; bool showYMinorTick = false; if(minorTickOption == MinorTickOption.Both) { showXMinotTick = showYMinorTick = true; } else if(minorTickOption == MinorTickOption.OnlyX) { showXMinotTick = true; } else if(minorTickOption == MinorTickOption.OnlyY) { showYMinorTick = true; } foreach(AxisY axisY in chart.ViewXY.YAxes) { axisY.Title.Color = _titleColor; axisY.Title.MouseHighlight = MouseOverHighlight.None; axisY.MajorGrid.Color = Color.FromArgb(35, 255, 255, 255); axisY.MajorGrid.Pattern = LinePattern.Solid; axisY.MinorDivTickStyle.Visible = showYMinorTick; } foreach(AxisX axisX in chart.ViewXY.XAxes) { axisX.Title.Color = _titleColor; axisX.Title.MouseHighlight = MouseOverHighlight.None; axisX.MajorGrid.Color = Color.FromArgb(35, 255, 255, 255); axisX.MajorGrid.Pattern = LinePattern.Solid; axisX.MinorDivTickStyle.Visible = showXMinotTick; } if(chart.ViewXY.LegendBoxes != null) { foreach(LegendBoxXY legendBox in chart.ViewXY.LegendBoxes) { legendBox.Shadow.Visible = false; } } } #endregion #region 다크 플랫 스타일 취소하기 - CancelDarkFlatStyle(chart) /// <summary> /// 다크 플랫 스타일 취소하기 /// </summary> /// <param name="chart">차트</param> public static void CancelDarkFlatStyle(LightningChartUltimate chart) { if(_restoreInfo != null) { if(chart != null) { chart.BeginUpdate(); chart.Background.Color = _restoreInfo.ChartColor; chart.Background.GradientFill = _restoreInfo.ChartGradientFill; chart.ViewXY.GraphBackground.Color = _restoreInfo.ViewColor; chart.ViewXY.GraphBackground.GradientFill = _restoreInfo.viewGradientFill; foreach(var yAxis in chart.ViewXY.YAxes) { yAxis.MajorGrid.Color = _restoreInfo.GridColor; yAxis.MajorGrid.Pattern = _restoreInfo.GridLinePattern; yAxis.MinorDivTickStyle.Visible = true; } foreach(var xAxis in chart.ViewXY.XAxes) { xAxis.MajorGrid.Color = _restoreInfo.GridColor; xAxis.MajorGrid.Pattern = _restoreInfo.GridLinePattern; xAxis.MinorDivTickStyle.Visible = true; } chart.EndUpdate(); } } } #endregion } } |
▶ MainForm.cs
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using System; using System.Drawing; using System.Windows.Forms; using Arction.WinForms.Charting; using Arction.WinForms.Charting.Axes; using Arction.WinForms.Charting.SeriesXY; using Arction.WinForms.Charting.Views.ViewXY; namespace TestProject { /// <summary> /// 메인 폼 /// </summary> public partial class MainForm : Form { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 차트 /// </summary> private LightningChartUltimate chart = null; /// <summary> /// 현재 X 범위 /// </summary> private double currentXRange = 1000.0; /// <summary> /// 현재 Y 범위 /// </summary> private double currentYRange = 1000.0; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainForm() /// <summary> /// 생성자 /// </summary> public MainForm() { InitializeComponent(); InitializeChart(); } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private //////////////////////////////////////////////////////////////////////////////// Event #region X축 범위 변경시 처리하기 - axisX_RangeChanged(sender, e) /// <summary> /// X축 범위 변경시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void axisX_RangeChanged(object sender, RangeChangedEventArgs e) { if(e.NewMin < 0.0) { double newRange = e.NewMax - e.NewMin; if(newRange <= 1000.0) { this.chart.ViewXY.XAxes[0].SetRange(0.0, newRange); } else { this.chart.ViewXY.XAxes[0].SetRange(0.0, 1000.0); } } else if(e.NewMax > 1000.0) { double newRange = e.NewMax - e.NewMin; if(newRange <= 1000.0) { this.chart.ViewXY.XAxes[0].SetRange(1000.0 - newRange, 1000.0); } else { this.chart.ViewXY.XAxes[0].SetRange(0, 1000.0); } } else { double newRange = e.NewMax - e.NewMin; this.chart.BeginUpdate(); this.chart.HorizontalScrollBars[0].LargeChange = (ulong)(newRange + 0.5); this.chart.HorizontalScrollBars[0].Value = (ulong)(e.NewMin + 0.5); this.chart.EndUpdate(); this.currentXRange = newRange; } } #endregion #region Y축 범위 변경시 처리하기 - axisY_RangeChanged(sender, e) /// <summary> /// Y축 범위 변경시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void axisY_RangeChanged(object sender, RangeChangedEventArgs e) { if(e.NewMin < 0.0) { double newRange = e.NewMax - e.NewMin; if(newRange <= 1000.0) { this.chart.ViewXY.YAxes[0].SetRange(0.0, newRange); } else { this.chart.ViewXY.YAxes[0].SetRange(0.0, 1000.0); } } else if(e.NewMax > 1000.0) { double newRange = e.NewMax - e.NewMin; if(newRange <= 1000.0) { this.chart.ViewXY.YAxes[0].SetRange(1000.0 - newRange, 1000.0); } else { this.chart.ViewXY.YAxes[0].SetRange(0, 1000.0); } } else { double newRange = e.NewMax - e.NewMin; this.chart.BeginUpdate(); this.chart.VerticalScrollBars[0].LargeChange = (ulong)(newRange + 0.5); this.chart.VerticalScrollBars[0].Value = (ulong)(1000.0 - e.NewMax); this.chart.EndUpdate(); this.currentYRange = newRange; } } #endregion #region 수평 스크롤바 스크롤시 처리하기 - horizontalScrollBar_Scroll(sender, e) /// <summary> /// 수평 스크롤바 스크롤시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void horizontalScrollBar_Scroll(object sender, Arction.WinForms.Charting.ScrollEventArgs e) { double newMin = e.NewValue; if(newMin < 0.0) { newMin = 0.0; } double newMax = newMin + this.currentXRange; if(newMax > 1000.0) { newMax = 1000.0; newMin = newMax - this.currentXRange; } this.chart.ViewXY.XAxes[0].SetRange(newMin, newMax); } #endregion #region 수직 스크롤바 스크롤시 처리하기 - verticalScrollBar_Scroll(sender, e) /// <summary> /// 수직 스크롤바 스크롤시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void verticalScrollBar_Scroll(object sender, Arction.WinForms.Charting.ScrollEventArgs e) { double newMin = 1000.0 - (double)e.NewValue - this.currentYRange; if(newMin < 0.0) { newMin = 0.0; } double newMax = newMin + this.currentYRange; if(newMax > 1000.0) { newMax = 1000.0; newMin = newMax - this.currentYRange; } this.chart.ViewXY.YAxes[0].SetRange(newMin, newMax); } #endregion //////////////////////////////////////////////////////////////////////////////// Function #region 차트 초기화하기 - InitializeChart() /// <summary> /// 차트 초기화하기 /// </summary> private void InitializeChart() { this.chart = new LightningChartUltimate(); this.chart.BeginUpdate(); this.chart.Name = "chart"; this.chart.Parent = this; this.chart.Dock = DockStyle.Fill; this.chart.Title.Font = Font; this.chart.Title.Text = "Scatter 차트"; ViewXY viewXY = this.chart.ViewXY; viewXY.AxisLayout.AutoAdjustMargins = false; viewXY.AxisLayout.XAxisAutoPlacement = XAxisAutoPlacement.AllTop; viewXY.Margins = new Padding(80, 80, 30, 30); AxisX axisX = viewXY.XAxes[0]; axisX.Title.Font = Font; axisX.Title.Text = "X축"; axisX.ValueType = AxisValueType.Number; axisX.ScrollMode = XAxisScrollMode.None; axisX.Minimum = 0.0; axisX.Maximum = this.currentXRange; AxisY axisY = viewXY.YAxes[0]; axisY.Title.Font = Font; axisY.Title.Text = "Y축"; axisY.ValueType = AxisValueType.Number; axisY.Minimum = 0.0; axisY.Maximum = this.currentYRange; ChartHelper.SetDarkFlatStyle(this.chart); FreeformPointLineSeries series = new FreeformPointLineSeries(viewXY, axisX, axisY); series.Title.Visible = false; series.Title.Color = series.LineStyle.Color; series.LineVisible = false; series.PointsVisible = true; series.PointStyle.Shape = Shape.Rectangle; series.PointStyle.Color1 = Color.Yellow; series.PointStyle.Color2 = Color.Orange; series.PointStyle.Angle = 45; series.MouseInteraction = false; viewXY.FreeformPointLineSeries.Add(series); HorizontalScrollBar horizontalScrollBar = new HorizontalScrollBar(this.chart); horizontalScrollBar.Border.Style = BorderType.None; horizontalScrollBar.Maximum = (ulong)axisX.Maximum; horizontalScrollBar.Minimum = (ulong)axisX.Minimum; horizontalScrollBar.LargeChange = (ulong)axisX.Maximum; horizontalScrollBar.SmallChange = 1; this.chart.HorizontalScrollBars.Add(horizontalScrollBar); VerticalScrollBar verticalScrollBar = new VerticalScrollBar(this.chart); verticalScrollBar.Border.Style = BorderType.None; verticalScrollBar.Maximum = (ulong)axisY.Maximum; verticalScrollBar.Minimum = (ulong)axisY.Minimum; verticalScrollBar.LargeChange = (ulong)axisY.Maximum; verticalScrollBar.SmallChange = 1; this.chart.VerticalScrollBars.Add(verticalScrollBar); int pointCount = 10000; Random random = new Random(); SeriesPoint[] pointArray = new SeriesPoint[pointCount]; for(int i = 0; i < pointCount; i++) { pointArray[i].X = random.NextDouble() * 1000.0; pointArray[i].Y = random.NextDouble() * 1000.0; } this.chart.ViewXY.FreeformPointLineSeries[0].Points = pointArray; LegendBoxXY legendBoxXY = viewXY.LegendBoxes[0]; legendBoxXY.Visible = false; axisX.RangeChanged += axisX_RangeChanged; axisY.RangeChanged += axisY_RangeChanged; horizontalScrollBar.Scroll += horizontalScrollBar_Scroll; verticalScrollBar.Scroll += verticalScrollBar_Scroll; axisX.SetRange(300, 500); axisY.SetRange(300, 500); this.chart.EndUpdate(); } #endregion } } |
