第一条曲线，标记最大最小点和平均线

NewLife.CubeNC/Common/ReadOnlyEntityController.cs

@@ -968,7 +968,28 @@ public partial class ReadOnlyEntityController<TEntity> : ControllerBaseX where T
                 }
             }
 
-            chart.Add(data, yFields, seriesType);
+            var ss = chart.Add(data, yFields, seriesType);
+
+            // 第一条曲线，标记最大最小点和平均线
+            if (ss != null && ss.Count > 0 && seriesType == SeriesTypes.Line)
+            {
+                if (ss[0] is SeriesLine line)
+                {
+                    line.SetMarkLine(true);
+                    line.SetMarkPoint(true, true);
+                }
+            }
+
+            // 如果没有Y轴，自动补上
+            if (yFields.Length > 0 && (chart.YAxis == null || chart.YAxis.Count == 0))
+                chart.SetY(yFields[0].Name, "value");
+        }
+
+        // Y轴最小值自动使用数据最小值
+        var axis = chart.YAxis.FirstOrDefault();
+        if (axis != null)
+        {
+            if (axis.Type == "value") axis.Min = "dataMin";
         }
 
         if (seriesType == SeriesTypes.Pie)

NewLife.CubeNC/ViewModels/ListField.cs

@@ -2,14 +2,12 @@
 using System.Text.Json.Serialization;
 using System.Text.RegularExpressions;
 using System.Web;
-using System.Xml.Linq;
 using System.Xml.Serialization;
 using NewLife.Collections;
 using NewLife.Data;
 using NewLife.Reflection;
 using NewLife.Web;
 using XCode.Configuration;
-using static System.Net.Mime.MediaTypeNames;
 
 namespace NewLife.Cube.ViewModels;