fix

designer-chart/src/main/java/com/fr/van/chart/designer/style/label/VanChartPieCategoryLabelDetailPane.java

@@ -58,11 +58,7 @@ public class VanChartPieCategoryLabelDetailPane extends VanChartPlotLabelDetailP
 
     }
 
-    protected JPanel createLabelBorderPane() {
-        return null;
-    }
-
-    protected JPanel createLabelBackgroundPane() {
+    protected JPanel createBorderAndBackgroundPane() {
         return null;
     }
 }

designer-chart/src/main/java/com/fr/van/chart/designer/style/label/VanChartPlotLabelDetailPane.java

@@ -150,7 +150,7 @@ public class VanChartPlotLabelDetailPane extends BasicPane {
         };
     }
 
-    private JPanel createBorderAndBackgroundPane() {
+    protected JPanel createBorderAndBackgroundPane() {
         JPanel jPanel = new JPanel();
         jPanel.setLayout(new BorderLayout(0, 5));
         jPanel.add(createLabelBorderPane(), BorderLayout.NORTH);
@@ -158,14 +158,14 @@ public class VanChartPlotLabelDetailPane extends BasicPane {
         return jPanel;
     }
 
-    protected JPanel createLabelBorderPane() {
+    private JPanel createLabelBorderPane() {
         borderPane = new VanChartBorderWithShapePane();
         borderPaneWithTitle = TableLayout4VanChartHelper.createExpandablePaneWithTitle(Toolkit.i18nText("Fine-Design_Chart_Border"), borderPane);
 
         return borderPaneWithTitle;
     }
 
-    protected JPanel createLabelBackgroundPane() {
+    private JPanel createLabelBackgroundPane() {
         backgroundPane = new VanChartBackgroundWithOutImagePane() {
 
             protected Component[][] getPaneComponents() {