[DevExpress]图表开发工具类 ChartUtils

/// <summary>

    /// 基于.NET 3.5的Chart工具类;对应的DevExpress版本：12.1.7; /// </summary> public static class ChartUtilsV3 { /// <summary> /// 添加基本的Series /// </summary> /// <param name="chat">ChartControl</param> /// <param name="seriesName">Series的名称</param> /// <param name="seriesType">Series的类型</param> /// <param name="dataSource">Series的绑定数据源</param> /// <param name="argumentDataMember">ArgumentDataMember绑定字段名称</param> /// <param name="valueDataMembers">ValueDataMembers的绑定字段数组</param> /// <param name="visible">Series是否可见</param> /// <returns>Series</returns> public static Series AddBaseSeries(this ChartControl chat, string seriesName, ViewType seriesType, object dataSource, string argumentDataMember, string[] valueDataMembers, bool visible) { Series _baseSeries = new Series(seriesName, seriesType); _baseSeries.ArgumentDataMember = argumentDataMember; _baseSeries.ValueDataMembers.AddRange(valueDataMembers); _baseSeries.DataSource = dataSource; _baseSeries.Visible = visible; chat.Series.Add(_baseSeries); return _baseSeries; } /// <summary> /// 设置SeriesTemplate参数 /// </summary> /// <param name="chart">ChartControl</param> /// <param name="dataSource">SeriesTemplate的绑定数据源</param> /// <param name="argumentDataMember">ArgumentDataMember绑定字段名称</param> /// <param name="valueDataMembers">ValueDataMembers的绑定字段数组</param> /// <param name="visible">SeriesTemplate是否可见</param> /// <returns>SeriesBase</returns> public static SeriesBase SetSeriesTemplate(this ChartControl chart, object dataSource, string argumentDataMember, string[] valueDataMembers, bool visible) { chart.SeriesTemplate.ValueDataMembers.AddRange(valueDataMembers); chart.SeriesTemplate.ArgumentDataMember = argumentDataMember; chart.SeriesTemplate.Visible = visible; chart.DataSource = dataSource; return chart.SeriesTemplate; } /// <summary> /// 增加数据筛选 /// </summary> /// <param name="series">SeriesBase</param> /// <param name="columnName">列名称</param> /// <param name="value">列名称对应的筛选数值</param> /// <param name="dataFilterCondition">DataFilterCondition枚举</param> public static void AddDataFilter(this SeriesBase series, string columnName, object value, DataFilterCondition dataFilterCondition) { series.DataFilters.Add(new DataFilter(columnName, value.GetType().FullName, dataFilterCondition, value)); } /// <summary> /// 设置X轴Lable角度 /// </summary> /// <param name="chart">ChartControl</param> /// <param name="angle">角度</param> public static void SetXLableAngle(this ChartControl chart, int angle) { if (chart.Diagram is XYDiagram) { XYDiagram _xyDiagram = (XYDiagram)chart.Diagram; if (_xyDiagram != null) _xyDiagram.AxisX.Label.Angle = angle; } } /// <summary> /// 设置Y轴Lable角度 /// </summary> /// <param name="chart">ChartControl</param> /// <param name="angle">角度</param> public static void SetYLableAngle(this ChartControl chart, int angle) { if (chart.Diagram is XYDiagram) { XYDiagram _xyDiagram = (XYDiagram)chart.Diagram; _xyDiagram.AxisY.Label.Angle = angle; } } /// <summary> /// 设置ColorEach /// </summary> /// <param name="series">SeriesBase</param> /// <param name="colorEach">是否设置成ColorEach</param> public static void SetColorEach(this SeriesBase series, bool colorEach) { SeriesViewColorEachSupportBase colorEachView = (SeriesViewColorEachSupportBase)series.View; if (colorEachView != null) { colorEachView.ColorEach = colorEach; } } /// <summary> /// 设置是否显示十字标线 /// </summary> /// <param name="chart">ChartControl</param> /// <param name="crosshair">是否显示十字标线</param> public static void SetCrosshair(this ChartControl chart, bool crosshair) { chart.CrosshairEnabled = crosshair ? DefaultBoolean.True : DefaultBoolean.False; chart.CrosshairOptions.ShowArgumentLabels = crosshair; chart.CrosshairOptions.ShowArgumentLine = crosshair; chart.CrosshairOptions.ShowValueLabels = crosshair; chart.CrosshairOptions.ShowValueLine = crosshair; } /// <summary> /// 新增ChartControl的Title文字 /// </summary> /// <param name="chart">ChartControl</param> /// <param name="title">Title文字</param> /// <param name="titlePosition">Title位置</param> public static void AddTitle(this ChartControl chart, string title, ChartTitleDockStyle titlePosition) { ChartTitle _chartTitle = new ChartTitle(); _chartTitle.Text = title; _chartTitle.Dock = titlePosition; chart.Titles.Add(_chartTitle); } /// <summary> /// 新增ChartControl的Title文字 /// </summary> /// <param name="chart">ChartControl</param> /// <param name="title">Title文字</param> /// <param name="visible">是否显示</param> /// <param name="titlePosition">Title位置</param> public static void AddTitle(this ChartControl chart, string title, bool visible, ChartTitleDockStyle titlePosition) { ChartTitle _chartTitle = new ChartTitle(); _chartTitle.Text = title; _chartTitle.Visible = visible; _chartTitle.Dock = titlePosition; chart.Titles.Add(_chartTitle); } /// <summary> /// 先删除Chart的Title，然后添加新的Title /// </summary> /// <param name="chart">ChartControl</param> /// <param name="title">Title文字</param> /// <param name="titlePosition">Title位置</param> public static void ClearThenAddTitle(this ChartControl chart, string title, ChartTitleDockStyle titlePosition) { chart.Titles.Clear(); ChartTitle _chartTitle = new ChartTitle(); _chartTitle.Text = title; _chartTitle.Dock = titlePosition; chart.Titles.Add(_chartTitle); } /// <summary> /// 创建Drill-Down样式的Title /// </summary> /// <param name="chart">ChartControl</param> /// <param name="title">title文字</param> /// <param name="visible">是否可见</param> public static void AddDrillDownTitle(this ChartControl chart, string title, bool visible) { ChartTitle _chartTitle = new ChartTitle(); _chartTitle.Alignment = StringAlignment.Near; _chartTitle.Antialiasing = false; _chartTitle.Font = new Font("Tahoma", 10F, FontStyle.Underline); _chartTitle.Indent = 20; _chartTitle.Text = title; _chartTitle.TextColor = Color.RoyalBlue; _chartTitle.Visible = false; chart.Titles.Add(_chartTitle); } /// <summary> /// 饼状Series设置成百分比显示 /// </summary> /// <param name="series">SeriesBase</param> /// <param name="valueLegendType">Series对应Lengend显示类型</param> /// <param name="lengendPointView">Series对应Lengend PointView类型</param> public static void SetPiePercentage(this SeriesBase series, NumericFormat valueLegendType, PointView lengendPointView) { if (series.View is PieSeriesView || series.View is Pie3DSeriesView) { PiePointOptions _piePointOptions = (PiePointOptions)series.Label.PointOptions; if (_piePointOptions != null) { _piePointOptions.PercentOptions.ValueAsPercent = true; _piePointOptions.ValueNumericOptions.Format = NumericFormat.Percent; _piePointOptions.ValueNumericOptions.Precision = 0; series.LegendPointOptions.ValueNumericOptions.Format = valueLegendType; series.LegendPointOptions.PointView = lengendPointView; } } } /// <summary> /// Lable格式化设置 /// 【{A} Use it to display a series point arguments 】 /// 【{V} Use it to display a series point values】 /// 【{S} Use it to display the name of the series】 /// </summary> /// <param name="series">SeriesBase</param> /// <param name="formatString">Lable格式化设置；【{A}{V}{S}】</param> public static void CustomLable(this SeriesBase series, string formatString) { if (series.LabelsVisibility != DefaultBoolean.True) series.LabelsVisibility = DefaultBoolean.True; series.Label.PointOptions.Pattern = formatString; } /// <summary> /// 十字标线的Lable格式化设置 /// 【{A} Use it to display a series point arguments 】 /// 【{V} Use it to display a series point values】 /// 【{S} Use it to display the name of the series】 /// </summary> /// <param name="series">SeriesBase</param> /// <param name="formatString">CrosshairLabel格式化设置；【{A}{V}{S}】</param> public static void CustomCrosshairLabel(this SeriesBase series, string formatString) { if (series.CrosshairEnabled != DefaultBoolean.True) series.CrosshairEnabled = DefaultBoolean.True; series.CrosshairLabelPattern = formatString; } /// <summary> /// 将X轴格式化成时间轴 /// </summary> /// <param name="chart">ChartControl</param> /// <param name="dateTimeMeasureUnit">X轴刻度单位</param> /// <param name="dateTimeGridAlignment">X轴刻度间距的单位</param> public static void SetAxisXTime(this ChartControl chart, DateTimeMeasurementUnit dateTimeMeasureUnit, DateTimeMeasurementUnit dateTimeGridAlignment) { if (chart.Diagram is XYDiagram) { XYDiagram _diagram = (XYDiagram)chart.Diagram; if (_diagram != null) { _diagram.AxisX.DateTimeMeasureUnit = dateTimeMeasureUnit;//X轴刻度单位 _diagram.AxisX.DateTimeGridAlignment = dateTimeGridAlignment;//X轴刻度间距 } } } /// <summary> /// 将X轴格式化成时间轴 /// </summary> /// <param name="chart">ChartControl</param> /// <param name="dateTimeMeasureUnit">X轴刻度单位</param> /// <param name="dateTimeGridAlignment">X轴刻度间距的单位</param> /// <param name="formatString">时间格式；eg:yyyy-MM</param> public static void SetAxisXTime(this ChartControl chart, DateTimeMeasurementUnit dateTimeMeasureUnit, DateTimeMeasurementUnit dateTimeGridAlignment, string formatString) { if (chart.Diagram is XYDiagram) { XYDiagram _diagram = (XYDiagram)chart.Diagram; if (_diagram != null) { _diagram.AxisX.DateTimeMeasureUnit = dateTimeMeasureUnit;//X轴刻度单位 _diagram.AxisX.DateTimeGridAlignment = dateTimeGridAlignment;//X轴刻度间距 _diagram.AxisX.DateTimeOptions.Format = DateTimeFormat.Custom; _diagram.AxisX.DateTimeOptions.FormatString = formatString; } } } /// <summary> /// 设置ChartControl滚动条【默认X,Y轴都出现】 /// </summary> /// <param name="chart">ChartControl</param> /// <param name="backColor">滚动条背景颜色</param> /// <param name="barColor">滚动条颜色</param> /// <param name="borderColor">滚动条边框颜色</param> /// <param name="barThickness">滚动条宽度</param> public static ScrollBarOptions SetScrollBar(this ChartControl chart, Color backColor, Color barColor, Color borderColor, int barThickness) { if (chart.Diagram is XYDiagram) { XYDiagram _diagram = (XYDiagram)chart.Diagram; if (_diagram != null) { _diagram.EnableAxisXScrolling = true; _diagram.EnableAxisYScrolling = true; _diagram.EnableAxisXZooming = true; _diagram.EnableAxisYZooming = true; ScrollBarOptions _scrollBarOptions = _diagram.DefaultPane.ScrollBarOptions; _scrollBarOptions.BackColor = backColor; _scrollBarOptions.BarColor = barColor; _scrollBarOptions.BorderColor = borderColor; _scrollBarOptions.BarThickness = barThickness; return _scrollBarOptions; } } return null; } /// <summary> /// 设置ChartControl X轴滚动条 /// </summary> /// <param name="chart">ChartControl</param> /// <param name="backColor">滚动条背景颜色</param> /// <param name="barColor">滚动条颜色</param> /// <param name="borderColor">滚动条边框颜色</param> /// <param name="barThickness">滚动条宽度</param> /// <param name="barAlignment">滚动条位置</param> public static void SetAxisXScrollBar(this ChartControl chart, Color backColor, Color barColor, Color borderColor, int barThickness, ScrollBarAlignment barAlignment) { ScrollBarOptions _scrollBarOptions = SetScrollBar(chart, backColor, barColor, borderColor, barThickness); if (_scrollBarOptions != null) { _scrollBarOptions.XAxisScrollBarAlignment = barAlignment; _scrollBarOptions.XAxisScrollBarVisible = true; _scrollBarOptions.YAxisScrollBarVisible = false; } } /// <summary> /// 设置ChartControl Y轴滚动条 /// </summary> /// <param name="chart">ChartControl</param> /// <param name="backColor">滚动条背景颜色</param> /// <param name="barColor">滚动条颜色</param> /// <param name="borderColor">滚动条边框颜色</param> /// <param name="barThickness">滚动条宽度</param> /// <param name="barAlignment">滚动条位置</param> public static void SetAxisYScrollBar(this ChartControl chart, Color backColor, Color barColor, Color borderColor, int barThickness, ScrollBarAlignment barAlignment) { ScrollBarOptions _scrollBarOptions = SetScrollBar(chart, backColor, barColor, borderColor, barThickness); if (_scrollBarOptions != null) { _scrollBarOptions.XAxisScrollBarVisible = false; _scrollBarOptions.YAxisScrollBarVisible = true; _scrollBarOptions.YAxisScrollBarAlignment = barAlignment; } } /// <summary> /// 设置X轴Title /// </summary> /// <param name="chart">ChartControl</param> /// <param name="titleText">Title文字</param> /// <param name="titleColor">Title文字颜色</param> public static void SetAxisXTitle(this ChartControl chart, string titleText, Color titleColor) { if (chart.Diagram is XYDiagram) { XYDiagram _diagram = (XYDiagram)chart.Diagram; if (_diagram != null) { _diagram.AxisX.Title.Visible = true; _diagram.AxisX.Title.Alignment = StringAlignment.Center; _diagram.AxisX.Title.Text = titleText; _diagram.AxisX.Title.TextColor = titleColor; _diagram.AxisX.Title.Antialiasing = true; _diagram.AxisX.Title.Font = new Font("Tahoma", 14, FontStyle.Bold); } } } /// <summary> /// 设置Y轴Title /// </summary> /// <param name="chart">ChartControl</param> /// <param name="titleText">Title文字</param> /// <param name="titleColor">Title文字颜色</param> public static void SetAxisYTitle(this ChartControl chart, string titleText, Color titleColor) { if (chart.Diagram is XYDiagram) { XYDiagram _diagram = (XYDiagram)chart.Diagram; if (_diagram != null) { _diagram.AxisY.Title.Visible = true; _diagram.AxisY.Title.Alignment = StringAlignment.Center; _diagram.AxisY.Title.Text = titleText; _diagram.AxisY.Title.TextColor = titleColor; _diagram.AxisY.Title.Antialiasing = true; _diagram.AxisY.Title.Font = new Font("Tahoma", 14, FontStyle.Bold); } } } /// <summary> /// 创建基准线ConstantLine /// </summary> /// <param name="chart">ChartControl</param> /// <param name="ctAxisValue">基准线数值</param> /// <param name="ctLegendText">基准线图例文字</param> /// <param name="ctTitle">基准线文字</param> /// <param name="ctTitleColor">基准线字体颜色</param> /// <param name="ctLineColor">基准线颜色</param> /// <param name="ctLineStyle">基准线样式</param> public static void CreateConstantLine(this ChartControl chart, int ctAxisValue, string ctLegendText, string ctTitle, Color ctTitleColor, Color ctLineColor, DashStyle ctLineStyle) { if (chart.Diagram is XYDiagram) { XYDiagram _diagram = (XYDiagram)chart.Diagram; if (_diagram != null) { ConstantLine _ctLine = new ConstantLine(); _ctLine.AxisValue = ctAxisValue; _ctLine.Visible = true; _ctLine.ShowInLegend = true; _ctLine.LegendText = ctLegendText; _ctLine.ShowBehind = false; _ctLine.Title.Visible = true; _ctLine.Title.Text = ctTitle; _ctLine.Title.TextColor = ctTitleColor; _ctLine.Title.Antialiasing = false; _ctLine.Title.Font = new Font("Tahoma", 14, FontStyle.Bold); _ctLine.Title.ShowBelowLine = true; _ctLine.Title.Alignment = ConstantLineTitleAlignment.Far; _ctLine.Color = ctLineColor; _ctLine.LineStyle.DashStyle = ctLineStyle; _ctLine.LineStyle.Thickness = 2; _diagram.AxisY.ConstantLines.Add(_ctLine); } } } /// <summary> /// 创建Strip /// </summary> /// <param name="chart">ChartControl</param> /// <param name="strip">Strip</param> /// <param name="stripLable">Strip文字</param> /// <param name="stripLengend">Strip对应的Lengend文字</param> /// <param name="stripColor">Strip颜色</param> /// <param name="stripStyle">Strip填充样式</param> public static void CreateStrip(this ChartControl chart, Strip strip, string stripLable, string stripLengend, Color stripColor, FillMode stripStyle) { if (chart.Diagram is XYDiagram) { XYDiagram _diagram = (XYDiagram)chart.Diagram; if (_diagram != null && strip != null) { _diagram.AxisY.Strips.Add(strip); _diagram.AxisY.Strips[0].Visible = true; _diagram.AxisY.Strips[0].ShowAxisLabel = true; _diagram.AxisY.Strips[0].AxisLabelText = stripLable; _diagram.AxisY.Strips[0].ShowInLegend = true; _diagram.AxisY.Strips[0].LegendText = stripLengend; _diagram.AxisY.Strips[0].Color = stripColor; _diagram.AxisY.Strips[0].FillStyle.FillMode = stripStyle; } } } /// <summary> /// 自定义ChartControl的Tooltip /// </summary> /// <param name="chart">ChartControl</param> /// <param name="e">MouseEventArgs</param> /// <param name="tooltip">ToolTipController</param> /// <param name="tooltipTitle">ToolTipController的Title</param> /// <param name="paramter">委托</param> public static void CustomToolTip(this ChartControl chart, MouseEventArgs e, ToolTipController tooltip, string tooltipTitle, System.Func<string, double[], string> paramter) { ChartHitInfo _hitInfo = chart.CalcHitInfo(e.X, e.Y); SeriesPoint _point = _hitInfo.SeriesPoint; if (_point != null) { string _msg = paramter(_point.Argument, _point.Values); tooltip.ShowHint(_msg, tooltipTitle); } else { tooltip.HideHint(); } } /// <summary> /// 设置Legend位于底部并居中 /// </summary> /// <param name="legend">Legend</param> public static void SetBottomCenter(this Legend legend) { legend.Direction = LegendDirection.LeftToRight; legend.AlignmentHorizontal = LegendAlignmentHorizontal.Center; legend.AlignmentVertical = LegendAlignmentVertical.BottomOutside; } /// <summary> /// 设置饼状图的Lable位置 /// </summary> /// <param name="series">SeriesBase</param> /// <param name="lablePosition">PieSeriesLabelPosition枚举</param> public static void SetLablePosition(this SeriesBase series, PieSeriesLabelPosition lablePosition) { if (series.Label is PieSeriesLabel) { PieSeriesLabel _label = series.Label as PieSeriesLabel; _label.Position = lablePosition; } //if (series.Label is Pie3DSeriesLabel) //{ // Pie3DSeriesLabel _label = series.Label as Pie3DSeriesLabel; // _label.Position = lablePosition; //} } /// <summary> /// 饼状图突出设置 /// </summary> /// <param name="chart">ChartControl</param> /// <param name="pieSeries">Series【仅仅适用于PieSeriesView】</param> /// <param name="explodeMode">突出模式【枚举】</param> /// <param name="explodedValue">突出间距</param> /// <param name="dragPie">是否可以拖动突出饼状</param> public static void SetPieExplode(this ChartControl chart, SeriesBase pieSeries, PieExplodeMode explodeMode, int explodedValue, bool dragPie) { if (pieSeries.View is PieSeriesView) { if (!chart.RuntimeHitTesting) chart.RuntimeHitTesting = true; PieSeriesView _pieView = pieSeries.View as PieSeriesView; _pieView.ExplodeMode = explodeMode; _pieView.ExplodedDistancePercentage = explodedValue; _pieView.RuntimeExploding = dragPie; } } /// <summary> /// chart钻取实现【在MouseClick事件中实现】 /// </summary> /// <param name="chart">ChartControl</param> /// <param name="e">MouseEventArgs</param> /// <param name="backKeyWord">返回主Series的关键字</param> /// <param name="gotoHandler">向下钻取委托</param> /// <param name="backHandler">返回主Series的委托</param> public static void DrillDownHelper(this ChartControl chart, MouseEventArgs e, string backKeyWord, Action<SeriesPoint> gotoHandler, Action<SeriesPoint> backHandler) { //eg: //private void chartLh_MouseClick(object sender, MouseEventArgs e) //{ // ChartControl _curChart = sender as ChartControl; // _curChart.DrillDownHelper( // e, // "返回", // point => // { // string _argument = point.Argument.ToString(); // if (_curChart.Series["pieSeries"].Visible) // { // _curChart.Series["pieSeries"].Visible = false; // _curChart.SeriesTemplate.Visible = true; // if (_curChart.SeriesTemplate.DataFilters.Count == 0) // _curChart.SeriesTemplate.AddDataFilter("categoryName", _argument, DataFilterCondition.Equal); // else // _curChart.SeriesTemplate.DataFilters[0].Value = _argument; // _curChart.Titles[1].Visible = true; // _curChart.Titles[0].Visible = false; // } // }, // point => // { // _curChart.Titles[0].Visible = true; // _curChart.Series["pieSeries"].Visible = true; // _curChart.SeriesTemplate.Visible = false; // }); //} ChartHitInfo _hitInfo = chart.CalcHitInfo(e.X, e.Y); SeriesPoint _point = _hitInfo.SeriesPoint; if (_point != null) { gotoHandler(_point); } ChartTitle link = _hitInfo.ChartTitle; if (link != null && link.Text.StartsWith(backKeyWord)) { link.Visible = false; backHandler(_point); } } } }