update GUI

src/main/java/elevator/GUI/Building.java

-package elevator.GUI;
 
 import java.awt.*;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 import java.util.Random;
-import javax.swing.JPanel;
-import javax.swing.Timer;
+import javax.swing.*;
 
 public class Building extends JPanel
 {
-    /**
-	 * 
-	 */
-	private static final long serialVersionUID = 1L;
-	private Timer timer;
+/*    private Timer timer;
     private boolean isRunning;
     private int counter;
-    private int timeElapsedInSecs;
+    private int timeElapsedInSecs;*/
     
     private Elevator elevator1;
-    private Elevator elevator2;
+   // private Elevator elevator2;
     private List<Floor> floors;
+    private int  nbFloor;
     
-    private Random random;
+ //   private Random random;
     
-    public Building(int refreshRate)
+    public Building( int nbFloor)
     {
+/*
         this.isRunning = false;
         this.counter = 0;
         this.timeElapsedInSecs = 0;
+*/
 
+        this.nbFloor = nbFloor;
         elevator1 = new Elevator(100, 400);
-        elevator2 = new Elevator(250, 400);
+        //elevator2 = new Elevator(250, 400);
 
         floors = Collections.synchronizedList(new ArrayList());
         
-        for (int i = 0; i < 5; i++)
+        for (int i = 0; i < nbFloor; i++)
         {
-            floors.add(new Floor(100, 200, 250, 350, 100 * (5 - i), 750, i));
+            floors.add(new Floor(100, 200, 250, 350, 100 * (nbFloor - i), 750, i));
         }
         
-        random = new Random();
+      /*  random = new Random();
 
         timer = new Timer(refreshRate, (e) -> {
 
@@ -61,10 +59,10 @@ public class Building extends JPanel
             }
         });
 
-        timer.start();
+        timer.start();*/
     }
 
-    public Building()
+/*    public Building()
     {
         this(10);
     }
@@ -84,6 +82,10 @@ public class Building extends JPanel
             isRunning = false;
         }
     }
+*/
+    public int getNbFloor(){
+        return nbFloor;
+}
 
 
 
@@ -92,13 +94,12 @@ public class Building extends JPanel
     protected void paintComponent(Graphics g)
     {
         super.paintComponent(g);
-       // this.setBackground(Color.WHITE);
+        this.setBackground(Color.WHITE);
         
         for (Floor floor : floors)
         {
             floor.draw(g);
         }
-        
         elevator1.draw(g);
 
     }

src/main/java/elevator/GUI/Elevator.java

-package elevator.GUI;
+
 import java.awt.Color;
 import java.awt.Graphics;
 import java.util.ArrayList;

src/main/java/elevator/GUI/Floor.java

-package elevator.GUI;
+/*
 import java.awt.Color;
 import java.awt.Graphics;
 import java.util.ArrayList;
@@ -58,4 +58,63 @@ public class Floor
     }
     
 
+}
+*/
+import javax.swing.*;
+import java.awt.Color;
+import java.awt.Graphics;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Iterator;
+import java.util.List;
+
+public class Floor
+{
+    private int x1;
+    private int x2;
+    private int x3;
+    private int x4;
+    private int y;
+    private int l;
+    private int floor;
+
+    public Floor(int x1, int x2, int x3, int x4, int y, int l, int floor)
+    {
+        this.x1 = x1;
+        this.x2 = x2;
+        this.x3 = x3;
+        this.x4 = x4;
+        this.y = y;
+        this.l = l;
+        this.floor = floor;
+
+    }
+
+    public void draw(Graphics g)
+    {
+        g.drawLine(0, y, x1, y);
+        g.drawLine(x2, y, x3, y);
+       // g.drawLine(x4, y, x3,y);
+
+        g.setColor(Color.LIGHT_GRAY);
+
+        g.fillRect(222, y - 50, 8, 10);
+     //    g.fillRect(372, y - 50, 8, 10);
+
+        g.drawLine(x1, y, x2, y);
+//        g.drawLine(x3, y, x4, y);
+
+        g.setColor(Color.BLACK);
+        g.drawString("Etage " + floor, 30, y - 45);
+
+
+
+    }
+
+    public int getFloor()
+    {
+        return this.floor;
+    }
+
+
 }

src/main/java/elevator/GUI/Main.java

-package elevator.GUI;
-
 
 import java.awt.*;
 import javax.swing.JButton;
@@ -8,23 +6,26 @@ import javax.swing.JPanel;
 
 public class Main
 {
-    private final JFrame frame;
-    private final JPanel panel1;
-    private final JPanel panel2;
-    private final JButton btnStart;
-    private final JButton btnStop;
+    private JFrame frame;
+    private JPanel panel1;
+    private JPanel buttonsPanel;
+    private JButton btnStart;
+    private JButton btnStop;
     private Building building;
+    private JButton[] floorButtons;
+    private JButton[] moveButtons;
+    private JPanel moveButtonPanel;
     
     public Main()
     {
-        building = new Building();
-        building.setBounds(0, 0, 750, 500);
+        building = new Building(5);
+        building.setBounds(0, 0, 260, 500);
         
         btnStart = new JButton("Start");
         btnStart.setBounds(290, 512, 80, 25);
         btnStart.setFocusPainted(false);
         btnStart.addActionListener((e) -> {
-            building.start();
+            //building.start();
             System.out.println("pressed start");
         });
         
@@ -32,25 +33,85 @@ public class Main
         btnStop.setBounds(380, 512, 80, 25);
         btnStop.setFocusPainted(false);
         btnStop.addActionListener((e) -> {
-            building.stop();
+        //    building.stop();
             System.out.println("pressed stop");
         });
 
+        //test
+        // Tạo panel con 2 và đặt vị trí của nó
+        buttonsPanel = new JPanel(new GridLayout(2,1,10,10));
+        //buttonsPanel.setLayout(new FlowLayout(FlowLayout.CENTER, 10, 5));
+        JPanel numFloor = new JPanel();
+       // numFloor.setLayout(new FlowLayout(10, 5));
+        if (building.getNbFloor()%2 == 0){
+             numFloor = new JPanel(new GridLayout((building.getNbFloor()/2), 2, 2, 2));
+        }else {
+            numFloor = new JPanel(new GridLayout((building.getNbFloor()/2) +1, 2, 2, 2));
+        }
+
+        //numFloor.setBackground(new java.awt.Color(219, 217, 208));
+        //numFloor.setBounds(355,55, 200, 200);
+       // numFloor.setSize(50,40);
+        //buttonsPanel.setBackground(new java.awt.Color(219, 217, 208));
+//        buttonsPanel.setBackground(new java.awt.Color(30, 77, 203));
+       // panel2.setLayout(new BorderLayout());
+        //x=450
+        //x=260
+        buttonsPanel.setBounds(500, 100, 200, 250); // Đặt vị trí và kích thước của panel2
+        floorButtons = new JButton[building.getNbFloor()];
+        for (int i = 0; i < building.getNbFloor(); i++) {
+           floorButtons[i] = new JButton(String.valueOf(i));
+            floorButtons[i].setBackground(new java.awt.Color(255, 255, 255));
+           // floorButtons[i].setBounds();
+           // floorButtons[i].setSize(50,50);
+            numFloor.add(floorButtons[i]);
+
+        }
+        //emergency panel
+        JPanel emergencyPanel = new JPanel(new GridLayout(2, 1, 10, 10));
+        JButton haltButton = new JButton("HALT");
+        JButton resetButton = new JButton("RESET");
+        emergencyPanel.add(haltButton);
+        emergencyPanel.add(resetButton);
+
+        buttonsPanel.add(numFloor);
+        buttonsPanel.add(emergencyPanel);
+
+     //button up and down
+        /*
+        moveButtonPanel = new JPanel();
+        moveButtonPanel.setBounds(260, 0,40,550);
+        JButton upButton = new JButton("UP");
+        JButton downButton = new JButton("DOWN");
+        moveButtons = new JButton[building.getNbFloor()];
+        moveButtons[0].add(upButton);
+        moveButtonPanel.add(moveButtons[0]);
+        moveButtons[building.getNbFloor()-1].add(downButton);
+        moveButtonPanel.add(moveButtons[building.getNbFloor()-1]);
+        for (int i = 1; i < building.getNbFloor()-1; i++){
+
+            moveButtons[i].add(upButton);
+            moveButtons[i].add(downButton);
+            moveButtonPanel.add(moveButtons[i]);
+
+         //   moveButtonPanel.setBackground(Color.BLUE);
+        //    moveButtonPanel.setBounds(370, 50*(building.getNbFloor()-1),10,10);
+           // moveButtonPanel.add(moveButtons[i]);
+        }
+
+
+*/
+
 
 
         panel1 = new JPanel(null);
         //w=750
-        panel1.setPreferredSize(new Dimension(750, 550));
+        panel1.setPreferredSize(new Dimension(1000, 550));
         panel1.add(building);
-        panel1.add(btnStart);
-        panel1.add(btnStop);
-
-        //test
-        // Tạo panel con 2 và đặt vị trí của nó
-        panel2 = new JPanel();
-        panel2.setBackground(Color.BLUE);
-        panel2.setBounds(150, 150, 100, 100); // Đặt vị trí và kích thước của panel2
-        panel1.add(panel2);
+  //      panel1.add(btnStart);
+   //     panel1.add(btnStop);
+        panel1.add(buttonsPanel);
+    //   panel1.add(moveButtonPanel);
         
         frame = new JFrame("Elevator Simulator");
         frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);