REPORT-95731 多层饼图、矩形树图的汇总方式下拉项为空

designer-chart/src/main/java/com/fr/van/chart/multilayer/data/MultiPiePlotTableDataContentPane.java

@@ -241,7 +241,8 @@ public class MultiPiePlotTableDataContentPane extends AbstractTableDataContentPa
         for (UIComboBox uiComboBox : levelNameList) {
             clearBoxItems(uiComboBox);
         }
-        clearBoxItems(calculateCombox);
+        //默认选求和
+        calculateCombox.setSelectedIndex(2);
         refreshCenterPane();
     }