UML of package gui added

doc/diagramOffGui.md

@@ -0,0 +1,103 @@
+```mermaid
+---
+title: gui
+---
+classDiagram
+    class JPanel
+    class BorderPanel {
+        #Borderpanel()
+    }
+    class SheetPanel {
+        +SheetPanel(int rows, int columns)
+    }
+    class StatusPanel {
+        #StatusPanel(StatusLabel statusLabel)
+    }
+    class GridPanel {
+        +GridPanel(int rows, int columns)
+    }
+    class RowLabels {
+        -RowLabels(int row)
+    }
+    class SlotLabels {
+        -List~SlotLabel~ labelList
+        +SlotLabels(int rows, int cols)
+    }
+
+    JPanel <|-- BorderPanel
+    JPanel <|-- GridPanel
+    GridPanel <|-- RowLabels
+    BorderPanel <|-- SheetPanel 
+    BorderPanel <|-- StatusPanel
+    GridPanel <|-- SlotLabels
+```
+```mermaid
+classDiagram
+    class JLabel
+    class Observer
+    class ColoredLabel {
+        +ColoredLabel(String text)
+        +ColoredLabel(String text, Color color)
+        +ColoredLabel(String text, Color color, int alignment)
+    }
+    class SlotLabel {
+        +SlotLabel()
+    }
+    class CurrentLabel {
+        +CurrentLabel()
+    }
+    class StatusLabel {
+        +StatusLabel()
+        +update(Observable observable, Object object)
+    } 
+
+    <<interface>> Observer
+
+    ColoredLabel <|-- SlotLabel   
+    JLabel <|-- ColoredLabel
+    ColoredLabel <|-- CurrentLabel
+    ColoredLabel <|-- StatusLabel
+    Observer <-- StatusLabel
+```
+
+```mermaid
+classDiagram
+    class JFrame
+    class XL {
+        -static final int ROWS = 10, COLUMNS = 8
+        -XLCounter counter
+        -StatusLabel statusLabel
+        -XLList xlList
+        +XL(XL oldXL)
+        +XL(XLList xlList, XLCounter counter)
+        +rename(String title)
+        +main(String[] args)
+    }
+    class JTextField
+    class Editor {
+        +Editor()
+    }
+    class XLCounter {
+        -int counter
+        +increment()
+        +toString()
+    }
+    class Observable
+    class Iterable
+    class XLList {
+        -List~XL~ list
+        +add(XL xl) 
+        +isEmpty() boolean
+        +iterator() Iterator~XL~
+        +last() XL
+        +remove(Xl xl)
+        +setChanged()
+    }
+
+    <<interface>> Iterable
+
+    JTextField <|-- Editor
+    JFrame <|-- XL
+    Observable <|-- XLList
+    Iterable <-- XLList
+```