SVN r1036

SVN-Revision: r1036

插件库/Lskj.Control/ChartControlEx.cs

@@ -297,7 +297,6 @@ namespace Lskj.Control
                     case ChartType.LineChart:
                     default:
                         series = new Series(chart.YAxisTitle, chart.Chart3D == 1 ? ViewType.Line3D : ViewType.Line);
-                        series.Label.TextPattern = "{S}：{V}";
                         break;
                     case ChartType.BarChart:
                         series = new Series(chart.YAxisTitle, chart.Chart3D == 1 ? ViewType.Bar3D : ViewType.Bar);
@@ -381,6 +380,7 @@ namespace Lskj.Control
             this.cmMain.CrosshairEnabled = DefaultBoolean.True;
             this.cmMain.ToolTipEnabled = DefaultBoolean.True;
             this.cmMain.CustomDrawCrosshair += OnCmMainCustomDrawCrosshair;
+            this.cmMain.CustomDrawSeriesPoint += OnCmMainCustomDrawSeriesPoint;
             // this.cmMain.Legend.AlignmentVertical = LegendAlignmentVertical.Top;
         }
 
@@ -506,6 +506,20 @@ namespace Lskj.Control
             }
         }
 
+        /// <summary>
+        /// 自定义点样式
+        /// </summary>
+        /// <param name="sender"></param>
+        /// <param name="e"></param>
+        private void OnCmMainCustomDrawSeriesPoint(object sender, CustomDrawSeriesPointEventArgs e)
+        {
+            int index = e.Series.Points.IndexOf(e.SeriesPoint);
+            if (e.Series.View is LineSeriesView && index == 0)//第一个点显示名称
+            {
+                e.LabelText = $"{e.Series.Name}：{e.LabelText}";
+            }
+        }
+
     }
 
     /// <summary>