diff --git a/src/plotcontrolpanel.ui b/src/plotcontrolpanel.ui
--- a/src/plotcontrolpanel.ui
+++ b/src/plotcontrolpanel.ui
@@ -6,7 +6,7 @@
    
     0
     0
-    590
+    706
     187
    
   
@@ -157,6 +157,87 @@
       
      
      - 
+      
+       
+        Index as X AXis
+       
+       
+        true
+       
+      
+     
 
+     - 
+      
+       
- 
+        
+         
+          false
+         
+         
+          Xmin
+         
+        
+       
 
+       - 
+        
+         
+          false
+         
+         
+          
+           75
+           0
+          
+         
+         
+          
+           75
+           16777215
+          
+         
+         
+          lower limit of Y axis
+         
+         
+          0.000000000000000
+         
+        
+       
 
+       - 
+        
+         
+          false
+         
+         
+          Xmax
+         
+        
+       
 
+       - 
+        
+         
+          false
+         
+         
+          
+           75
+           16777215
+          
+         
+         
+          upper limit of Y axis
+         
+         
+          1000.000000000000000
+         
+         
+          1000.000000000000000
+         
+        
+       
 
+      
+      
+     - 
       
        
         Auto Scale Y Axis
@@ -166,75 +247,85 @@
        
       
      
 
-     - 
-      
-       
-        false
-       
-       
-        Ymax
-       
-      
+     
- 
+      
+       
- 
+        
+         
+          false
+         
+         
+          Ymin
+         
+        
+       
 
+       - 
+        
+         
+          false
+         
+         
+          
+           75
+           0
+          
+         
+         
+          
+           75
+           16777215
+          
+         
+         
+          lower limit of Y axis
+         
+         
+          0.000000000000000
+         
+        
+       
 
+       - 
+        
+         
+          false
+         
+         
+          Ymax
+         
+        
+       
 
+       - 
+        
+         
+          false
+         
+         
+          
+           75
+           16777215
+          
+         
+         
+          upper limit of Y axis
+         
+         
+          1000.000000000000000
+         
+         
+          1000.000000000000000
+         
+        
+       
 
+      
       
-     - 
-      
-       
-        false
-       
-       
-        
-         75
-         16777215
-        
-       
-       
-        upper limit of Y axis
-       
-       
-        1000.000000000000000
-       
-       
-        1000.000000000000000
-       
-      
-     
 
-     - 
-      
-       
-        false
-       
-       
-        Ymin
-       
-      
-     
 
-     - 
-      
-       
-        false
-       
-       
-        
-         75
-         16777215
-        
-       
-       
-        lower limit of Y axis
-       
-       
-        0.000000000000000
-       
-      
-     
 
-     - 
+     
- 
       
        
         Select Range Preset:
        
       
      
 
-     - 
+     
-