C#下利用devexpress中chart外掛實現柱狀圖
阿新 • • 發佈:2019-01-22
private void LoadChartData(string title, Diagram diagram, string seriesType, DataTable dtable) { try { if (dtable == null || dtable.Rows.Count == 0) { return; } //透明 this.alarmChart.Legend = null; if (!(diagram is SimpleDiagram2D)) { Legend legend = new Legend(); legend.ReverseItems = true; this.alarmChart.Legend = legend; } this.alarmChart.Diagram = diagram; Title t = new Title(); t.Content = title; t.FontSize = 15; Brush brush; BrushConverter brushConverter = new BrushConverter(); brush = (Brush)brushConverter.ConvertFromString("#FF0000");//"#17acae"); t.Foreground = brush; t.HorizontalAlignment = HorizontalAlignment.Center; alarmChart.Titles.Clear(); alarmChart.Titles.Add(t); for (int i = 0; i < dtable.Rows.Count; i++) { Series series = new BarSideBySideSeries2D();//= CreateSeries(seriesType); series.DisplayName = dtable.Rows[i][0].ToString(); series.AnimationAutoStartMode = AnimationAutoStartMode.SetStartState; //series.FontStyle = new FontStyle(); for (int j = 1; j < dtable.Columns.Count; j++) { SeriesPoint seriesPoint = new SeriesPoint(); seriesPoint.Argument = dtable.Rows[i][0].ToString();// dtable.Columns[0].ColumnName.ToString(); seriesPoint.Value = double.Parse(dtable.Rows[i][j].ToString()); series.Points.Add(seriesPoint); } alarmChart.Diagram.Series.Add(series); } Title t1 = new Title(); t1.Content = "資料項".PadRight(50); t1.FontSize = 14; t1.Foreground = brush; t1.HorizontalAlignment = HorizontalAlignment.Right; t1.Dock = Dock.Bottom; alarmChart.Titles.Add(t1); } catch (Exception ex) { } }