1 private void DrawLine(DataTable dt) 2 { 3 Myalysis.Series.Clear(); 4 //图标位置 5 Myalysis.Legend.AlignmentHorizontal = LegendAlignmentHorizontal.Right; 6 Myalysis.Legend.AlignmentVertical = LegendAlignmentVertical.Top; 7 ChartTitle chartTitle = new ChartTitle(); 8 chartTitle.TextColor = System.Drawing.Color.Black;//字体颜色 9 chartTitle.Font = new Font("Tahoma", 12);//字体类型字号 10 chartTitle.Dock = ChartTitleDockStyle.Bottom;//标题对齐方式 11 chartTitle.Alignment = StringAlignment.Far; 12 Myalysis.Titles.Clear();//清理标题 13 Series s_Series = new Series("血糖总览", ViewType.Line); 14 s_Series.ArgumentScaleType = ScaleType.Qualitative;//x轴类型 15 s_Series.ValueScaleType = ScaleType.Numerical;//y轴类型 16 s_Series.PointOptions.PointView = PointView.Values;//显示表示的信息和数据 17 //X轴的数据字段 18 s_Series.ArgumentDataMember = "reporttime"; 19 //Y轴的数据字段 20 s_Series.ValueDataMembers[0] = "RESULT"; 21 //定义线条上点的标识形状是否需要 22 ((LineSeriesView)s_Series.View).LineMarkerOptions.Visible = true; 23 //定义线条上点的标识形状 24 ((LineSeriesView)s_Series.View).LineMarkerOptions.Kind = MarkerKind.Circle; 25 //定义线条上点的标识颜色 26 s_Series.View.Color = ColorTranslator.FromHtml("#f90"); 27 //不显示X、Y轴上面的交点的值 28 ((PointSeriesLabel)s_Series.Label).Visible = true; 29 //线条的类型，虚线，实线 30 ((LineSeriesView)s_Series.View).LineStyle.DashStyle = DashStyle.Solid; 31 s_Series.DataSource = dt; 32 Myalysis.Series.Add(s_Series); 33 foreach (DataRow item in dt.Rows) 34 { 35 if (item["diagcode"].ToString() == "1111".ToString()) 36 { 37 Series ss_series = new Series("", ViewType.Line); 38 ss_series.View.Color = Color.Blue; 39 ((LineSeriesView)ss_series.View).LineMarkerOptions.Kind = MarkerKind.Circle; 40 //X轴的数据字段 41 s_Series.ArgumentDataMember = "reporttime"; 42 //Y轴的数据字段 43 s_Series.ValueDataMembers[0] = "RESULT"; 44 45 ss_series.Points.Add(new SeriesPoint(item["reporttime"], item["result"].ToString())); 46 Myalysis.Series.Add(ss_series); 47 } 48 } 49 //增加水平警戒线 50 ConstantLine constantLine1 = new ConstantLine(); 51 ConstantLine constantLine2 = new ConstantLine(); 52 constantLine2.AxisValue = 3.9; 53 constantLine1.AxisValue = 10; 54 constantLine2.LegendText = "正常下限(3.9)"; 55 constantLine1.LegendText = "正常上限(10.0)"; 56 constantLine1.Title.TextColor = Color.Red; 57 constantLine1.Color = Color.Red; 58 constantLine2.Color = Color.Green; 59 constantLine1.LineStyle.DashStyle = DashStyle.Solid; 60 constantLine2.LineStyle.DashStyle = DashStyle.Solid; 61 XYDiagram labDiagram = (XYDiagram)Myalysis.Diagram;
//去掉曲线图中的线条 62 labDiagram.AxisY.GridLines.Visible = false;64 labDiagram.AxisY.ConstantLines.Clear(); 65 labDiagram.AxisY.ConstantLines.Add(constantLine1); 66 labDiagram.AxisY.ConstantLines.Add(constantLine2); 67 68 }