src/RoadTrain/DirectionType.java

@@ -1,4 +1,5 @@
 package RoadTrain;
+
 public enum DirectionType {
     Up,
     Down,

src/RoadTrain/DrawingObjects/DrawingRoadTrain.java

@@ -1,6 +1,7 @@
 package RoadTrain.DrawingObjects;
 import java.awt.*;
 import RoadTrain.Entities.*;
+import RoadTrain.Extra.IDrawingWheels;
 
 
 public class DrawingRoadTrain extends DrawingTruck{
@@ -10,10 +11,15 @@ public class DrawingRoadTrain extends DrawingTruck{
         super(speed, weight, bodyColor, width, height, wheelNumber);
         if (entityTruck != null)
         {
-            entityTruck = new EntityRoadTrain(speed, weight, bodyColor,
+            entityTruck = new EntityRoadTrain(speed, weight, bodyColor, wheelNumber,
                     additionalColor, waterContainer, sweepingBrush);
         }
     }
+    public DrawingRoadTrain(EntityRoadTrain truck, IDrawingWheels _wheelDrawing, int width, int height ){
+        super(truck, _wheelDrawing, width, height);
+        if (height < _truckHeight || width < _truckWidth)
+            return;
+    }
     @Override
     public void DrawTransport(Graphics g) {
         if (!(entityTruck instanceof EntityRoadTrain RoadTrain)) {

src/RoadTrain/DrawingObjects/DrawingTruck.java

@@ -2,6 +2,7 @@ package RoadTrain.DrawingObjects;
 import RoadTrain.DirectionType;
 import RoadTrain.Entities.*;
 import RoadTrain.Extra.*;
+import RoadTrain.MovementStraregy.*;
 
 import java.util.Random;
 import java.awt.*;
@@ -13,6 +14,7 @@ public class DrawingTruck {
     private int _pictureHeight;
     protected int _startPosX;
     protected int _startPosY;
+    public IMoveableObject GetMoveableObject() { return new DrawingObjectTruck(this);}
     public int GetPosX() {
         return _startPosX;
     }
@@ -28,15 +30,24 @@ public class DrawingTruck {
     public int GetHeight() {
         return _truckHeight;
     }
-    private int _truckWidth = 80;
-    private int _truckHeight = 70;
+    protected int _truckWidth = 80;
+    protected int _truckHeight = 70;
+    public DrawingTruck(EntityTruck truck, IDrawingWheels _wheelDrawing, int width, int height){
+        if (height < _truckHeight || width < _truckWidth)
+            return;
+        _pictureWidth = width;
+        _pictureHeight = height;
+        entityTruck = truck;
+        drawingWheels = _wheelDrawing;
+        drawingWheels.SetWheelNumber(entityTruck.Numwheel);
+    }
     public DrawingTruck(int speed, double weight, Color mainColor, int width, int height, int wheelNumber) {
         if (width < _truckWidth || height < _truckHeight) {
             return;
         }
         _pictureWidth = width;
         _pictureHeight = height;
-        entityTruck = new EntityTruck(speed, weight, mainColor);
+        entityTruck = new EntityTruck(speed, weight, mainColor, wheelNumber);
         Random rand = new Random();
         drawingWheels = switch (rand.nextInt(0, 3)) {
             case 0 -> new DrawingWheels();
@@ -56,7 +67,7 @@ public class DrawingTruck {
         _pictureHeight = height;
         _truckWidth = truckWidth;
         _truckHeight = truckHeight;
-        entityTruck = new EntityTruck(speed, weight, mainColor);
+        entityTruck = new EntityTruck(speed, weight, mainColor, wheelNumber);
         Random rand = new Random();
         drawingWheels = switch (rand.nextInt(0, 3)) {
             case 0 -> new DrawingWheels();

src/RoadTrain/Entities/EntityRoadTrain.java

@@ -12,9 +12,9 @@ public class EntityRoadTrain extends EntityTruck {
         return SweepingBrush;
     }
 
-    public EntityRoadTrain(int speed, double weight, Color bodyColor, Color
+    public EntityRoadTrain(int speed, double weight, Color bodyColor, int numwheel, Color
             additionalColor, boolean waterContainer, boolean sweepingBrush) {
-        super(speed, weight, bodyColor);
+        super(speed, weight, bodyColor, numwheel);
         AdditionalColor = additionalColor;
         WaterContainer = waterContainer;
         SweepingBrush = sweepingBrush;

src/RoadTrain/Entities/EntityTruck.java

@@ -18,14 +18,16 @@ public class EntityTruck {
     public Color GetBodyColor() {
         return BodyColor;
     }
+    public int Numwheel;
 
     public double GetStep() {
         return (double) Speed * 100 / Weight;
     }
 
-    public EntityTruck(int speed, double weight, Color bodyColor) {
+    public EntityTruck(int speed, double weight, Color bodyColor, int numwheel) {
         Speed = speed;
         Weight = weight;
         BodyColor = bodyColor;
+        Numwheel = numwheel;
     }
 }

src/RoadTrain/Extra/GenericDopClass.java

@@ -0,0 +1,71 @@
+package RoadTrain.Extra;
+
+import java.util.ArrayList;
+import java.util.Random;
+import RoadTrain.Entities.*;
+import RoadTrain.DrawingObjects.*;
+
+public class GenericDopClass<T extends EntityTruck, U extends IDrawingWheels> {
+
+    private ArrayList<T> Trucks;
+    private ArrayList<U> Wheels;
+    private int maxCountTrucks;
+    private int countTrucks;
+    private int maxCountWheels;
+    private int countWheels;
+    private Random random;
+    private int _pictureWidth;
+    private int _pictureHeight;
+    public GenericDopClass(int _maxCountTrucks, int _maxCountWheels, int pictureWidth, int pictureHeight){
+        maxCountTrucks = _maxCountTrucks;
+        maxCountWheels = _maxCountWheels;
+        Trucks = new ArrayList<T>(maxCountTrucks);
+        Wheels = new ArrayList<U>(maxCountWheels);
+        countTrucks = 0;
+        countWheels = 0;
+        _pictureWidth = pictureWidth;
+        _pictureHeight = pictureHeight;
+        random = new Random();
+    }
+
+    public boolean add(T train){
+        if (train == null)
+            return false;
+        if (countTrucks > maxCountTrucks)
+            return false;
+        Trucks.add(countTrucks++, train);
+        return true;
+    }
+
+    public boolean add(U wheel){
+        if (wheel == null)
+            return false;
+        if (countWheels > maxCountWheels)
+            return false;
+        Wheels.add(countWheels++, wheel);
+        return true;
+    }
+
+    public DrawingTruck getDrawingObject(){
+        if (countTrucks == 0 || countWheels == 0)
+            return null;
+        if(Trucks.isEmpty()) {
+            return null;
+        }
+
+        T truck = Trucks.get(random.nextInt(Trucks.size()));
+        U wheel = null;
+
+        if(!Wheels.isEmpty()){
+            wheel = Wheels.get(random.nextInt(Wheels.size()));
+        }
+        DrawingTruck drawingTruck;
+        if (truck instanceof EntityRoadTrain){
+            drawingTruck = new DrawingRoadTrain((EntityRoadTrain)truck, wheel, _pictureWidth, _pictureHeight);
+        }
+        else{
+            drawingTruck = new DrawingTruck(truck, wheel, _pictureWidth, _pictureHeight);
+        }
+        return drawingTruck;
+    }
+}

src/RoadTrain/FormGenericDopClass.java

@@ -0,0 +1,65 @@
+package RoadTrain;
+import RoadTrain.DrawingObjects.*;
+import RoadTrain.Entities.*;
+import RoadTrain.Extra.*;
+
+import java.awt.Color;
+import java.awt.Graphics;
+import java.awt.Graphics2D;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+
+import javax.swing.JButton;
+import javax.swing.JComponent;
+import javax.swing.JFrame;
+
+public class FormGenericDopClass extends JFrame {
+    static int pictureBoxWidth = 980;
+    static int pictureBoxHeight = 560;
+    public DrawingTruck _drawingTruck;
+    private class Canvas extends JComponent{
+        public Canvas(){
+        }
+        public void paintComponent (Graphics g){
+            if (_drawingTruck == null){
+                return;
+            }
+            super.paintComponents (g) ;
+            Graphics2D g2d = (Graphics2D)g;
+            _drawingTruck.SetPosition(50, 50);
+            _drawingTruck.DrawTransport(g2d);
+            super.repaint();
+        }
+    }
+    GenericDopClass<EntityTruck, IDrawingWheels> genericDopClass;
+    public FormGenericDopClass(){
+        _drawingTruck = null;
+        Canvas canv = new Canvas();
+        setSize (1000, 600);
+        setLayout(null);
+        canv.setBounds(0,0,pictureBoxWidth, pictureBoxHeight);
+
+        genericDopClass = new GenericDopClass<>(100, 100, pictureBoxWidth, pictureBoxHeight);
+        genericDopClass.add(new EntityTruck(100, 100, Color.BLUE, 1));
+        genericDopClass.add(new EntityTruck(100, 100, Color.RED, 2));
+        genericDopClass.add(new EntityTruck(100, 100, Color.GRAY, 1));
+        genericDopClass.add(new EntityRoadTrain(100, 100, Color.BLUE, 3, Color.ORANGE, true, true));
+        genericDopClass.add(new DrawingOneLineWheels());
+        genericDopClass.add(new DrawingTwoLineWheels());
+
+        JButton createButton = new JButton("Создать");
+        createButton.addActionListener(
+                new ActionListener() {
+                    public void actionPerformed(ActionEvent e){
+                        _drawingTruck = genericDopClass.getDrawingObject();
+                        canv.repaint();
+                    }
+                }
+        );
+        createButton.setBounds(pictureBoxWidth/2, pictureBoxHeight-20, 120, 20);
+
+        add(canv);
+        add(createButton);
+        setVisible(true);
+    }
+}

src/RoadTrain/FormTruckCollection.java

@@ -0,0 +1,125 @@
+package RoadTrain;
+
+import RoadTrain.MovementStraregy.*;
+import RoadTrain.Generics.*;
+import RoadTrain.DrawingObjects.*;
+
+import javax.swing.*;
+import java.awt.*;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+
+public class FormTruckCollection {
+    private class Canvas extends JComponent {
+        public TrucksGenericCollection<DrawingTruck, DrawingObjectTruck> _truck;
+        public Canvas() {
+        }
+        public void paintComponent (Graphics g) {
+            super.paintComponent(g);
+            if (_truck.ShowTrucks() != null) {
+                g.drawImage(_truck.ShowTrucks(), 0, 10, this);
+            }
+            super.repaint();
+        }
+    }
+    Canvas canv;
+    static int pictureBoxWidth = 700;
+    static int pictureBoxHeight = 480;
+    private TrucksGenericCollection<DrawingTruck, DrawingObjectTruck> _truck;
+    public void Draw(){
+        canv.repaint();
+    }
+    FormTruckCollection() {
+        canv = new Canvas();
+        JFrame Frame = new JFrame ("TrucksCollecltion");
+        _truck = new TrucksGenericCollection<DrawingTruck, DrawingObjectTruck>(pictureBoxWidth, pictureBoxHeight);
+        canv._truck = _truck;
+
+        JButton ButtonAddTruck = new JButton("Добавить технику");
+
+        ButtonAddTruck.addActionListener(
+                new ActionListener() {
+                    public void actionPerformed(ActionEvent e) {
+                        RoadTrainForm form = new RoadTrainForm();
+                        form.buttonSelectTruck.addActionListener(
+                                new ActionListener() {
+                                    public void actionPerformed(ActionEvent e) {
+                                        if (_truck.Add(form._drawingTruck) != -1) {
+                                            JOptionPane.showMessageDialog(null, "Объект добавлен", "Информация", JOptionPane.INFORMATION_MESSAGE);
+                                            Draw();
+                                        } else {
+                                            JOptionPane.showMessageDialog(null, "Не удалось добавить объект", "Информация", JOptionPane.INFORMATION_MESSAGE);
+                                        }
+                                        form.frame.dispose();
+                                    }
+                                }
+                        );
+                    }
+                }
+        );
+
+        JTextField TextBoxNumber = new JTextField();
+        JButton ButtonRemoveTruck = new JButton("Удалить технику");
+        ButtonRemoveTruck.addActionListener(
+                new ActionListener() {
+                    public void actionPerformed(ActionEvent e) {
+                        if (JOptionPane.showConfirmDialog(null, "Удалить объект?", "Удаление", JOptionPane.YES_NO_OPTION) == JOptionPane.NO_OPTION) {
+                            return;
+                        }
+                        for (char it : TextBoxNumber.getText().toCharArray())
+                            if (it < '0' || it > '9') {
+                                JOptionPane.showMessageDialog(null, "Не удалось удалить объект", "Информация", JOptionPane.INFORMATION_MESSAGE);
+                                return;
+                            }
+                        if (TextBoxNumber.getText().length() == 0) {
+                            JOptionPane.showMessageDialog(null, "Не удалось удалить объект", "Информация", JOptionPane.INFORMATION_MESSAGE);
+                            return;
+                        }
+
+                        int pos = Integer.parseInt(TextBoxNumber.getText());
+                        if (_truck.remove(pos) != null) {
+                            JOptionPane.showMessageDialog(null, "Объект удален", "Информация", JOptionPane.INFORMATION_MESSAGE);
+                            Draw();
+                        } else {
+                            JOptionPane.showMessageDialog(null, "Не удалось удалить объект", "Информация", JOptionPane.INFORMATION_MESSAGE);
+                        }
+                    }
+                }
+        );
+
+        JButton ButtonRefreshCollection = new JButton("Обновить коллекцию");
+        ButtonRefreshCollection.addActionListener(
+                new ActionListener() {
+                    public void actionPerformed(ActionEvent e){
+                        Draw();
+                    }
+                }
+        );
+
+        JButton FormTruckGenerate = new JButton("Генерировать");
+        FormTruckGenerate.addActionListener(
+                new ActionListener() {
+                    public void actionPerformed(ActionEvent e) {
+                        FormGenericDopClass formGenericDopClass  = new FormGenericDopClass();
+                    }
+                }
+        );
+
+        Frame.setSize (880, 520);
+        Frame.setDefaultCloseOperation (JFrame.EXIT_ON_CLOSE);
+        Frame.setLayout(null);
+        canv.setBounds(0, 0, pictureBoxWidth, pictureBoxHeight);
+        ButtonAddTruck.setBounds(pictureBoxWidth - 50, 10, 170, 30);
+        TextBoxNumber.setBounds(pictureBoxWidth - 50, 50, 170, 20);
+        ButtonRemoveTruck.setBounds(pictureBoxWidth - 50, 80, 170, 30);
+        ButtonRefreshCollection.setBounds(pictureBoxWidth - 50, 120, 170, 30);
+        FormTruckGenerate.setBounds(pictureBoxWidth - 50, 160, 170, 30);
+        Frame.add(canv);
+        Frame.add(ButtonAddTruck);
+        Frame.add(ButtonRemoveTruck);
+        Frame.add(ButtonRefreshCollection);
+        Frame.add(TextBoxNumber);
+        Frame.add(FormTruckGenerate);
+        Frame.setVisible(true);
+    }
+}

src/RoadTrain/Generics/SetGeneric.java

@@ -0,0 +1,63 @@
+package RoadTrain.Generics;
+
+public class SetGeneric<T extends Object> {
+    // Массив объектов, которые храним
+    private Object[] _places;
+
+    // Количество объектов в массиве
+    public int Count;
+
+    // Конструктор
+    public SetGeneric(int count) {
+        _places = new Object[count];
+        Count = _places.length;
+    }
+
+    // Добавление объекта в набор
+    public int Insert(T truck) {
+        int i = 0;
+        for (; i < _places.length; i++) {
+            if (_places[i] == null)
+                break;
+        }
+        if (i == _places.length)
+            return -1;
+        for (; i > 0; i--) {
+            _places[i] = _places[i - 1];
+        }
+        _places[i] = truck;
+        return i;
+    }
+
+    // Добавление объекта в набор на конкретную позицию
+    public boolean Insert(T truck, int position) {
+        if (position < 0 || position >= _places.length)
+            return false;
+        for (; position < _places.length; position++) {
+            if (_places[position] == null)
+                break;
+        }
+        if (position == _places.length)
+            return false;
+        for (; position > 0; position--) {
+            _places[position] = _places[position - 1];
+        }
+        _places[position] = truck;
+        return true;
+    }
+
+    // Удаление объекта из набора с конкретной позиции
+    public boolean Remove(int position) {
+        if (position < 0 || position >= _places.length)
+            return false;
+        _places[position] = null;
+        return true;
+    }
+
+    // Получение объекта из набора по позиции
+    public T Get(int position) {
+        if (position < 0 || position >= _places.length)
+            return null;
+        return (T) _places[position];
+    }
+}

src/RoadTrain/Generics/TrucksGenericCollection.java

@@ -0,0 +1,85 @@
+package RoadTrain.Generics;
+import RoadTrain.DrawingObjects.*;
+import RoadTrain.MovementStraregy.*;
+
+import java.awt.*;
+import java.awt.image.BufferedImage;
+
+public class TrucksGenericCollection<T extends DrawingTruck, U extends IMoveableObject> {
+    // Высота и Ширина окна прорисовки
+    private int _pictureWidth;
+    private int _pictureHeight;
+
+    // Размер занимаемого объектом места (ширина и высота)
+    private int _placeSizeWidth = 180;
+    private int _placeSizeHeight = 90;
+
+    // Набор объектов
+    private SetGeneric<T> _collection;
+
+    // Конструктор
+    public TrucksGenericCollection(int pictureWidth, int pictureHeight) {
+        int width = pictureWidth / _placeSizeWidth;
+        int height = pictureHeight / _placeSizeHeight;
+        _pictureWidth = pictureWidth;
+        _pictureHeight = pictureHeight;
+        _collection = new SetGeneric<T>(width * height);
+    }
+
+    // Перегрузка оператора сложения
+    public int Add(T obj) {
+        if (obj == null) {
+            return -1;
+        }
+        return _collection.Insert(obj);
+    }
+
+    // Перегрузка оператора вычитания
+    public T remove(int pos) {
+        T obj = _collection.Get(pos);
+        if (obj != null) {
+            _collection.Remove(pos);
+        }
+        return obj;
+    }
+
+    // Получение объекта IMoveableObject
+    public U GetU(int pos) {
+        return (U) _collection.Get(pos).GetMoveableObject();
+    }
+
+    // Вывод всего набора объектов
+    public BufferedImage ShowTrucks() {
+        BufferedImage bitmap = new BufferedImage(_pictureWidth, _pictureHeight, BufferedImage.TYPE_INT_ARGB);
+        Graphics2D g = bitmap.createGraphics();
+        DrawBackground(g);
+        DrawObjects(g);
+        g.dispose();
+        return bitmap;
+    }
+
+    // Метод отрисовки фона
+    private void DrawBackground(Graphics g) {
+        g.setColor(Color.BLACK);
+        for (int i = 0; i < _pictureWidth / _placeSizeWidth; i++) {
+            for (int j = 0; j < _pictureHeight / _placeSizeHeight + 1; ++j) {
+                // Линия разметки места
+                g.drawLine(i * _placeSizeWidth, j * _placeSizeHeight, i * _placeSizeWidth + _placeSizeWidth / 2, j * _placeSizeHeight);
+            }
+            g.drawLine(i * _placeSizeWidth, 0, i * _placeSizeWidth, _pictureHeight / _placeSizeHeight * _placeSizeHeight);
+        }
+    }
+
+    private void DrawObjects(Graphics g) {
+        for (int i = 0; i < _collection.Count; i++) {
+            T t = _collection.Get(i);
+            if (t != null) {
+                t.SetPosition((i % (_pictureWidth / _placeSizeWidth)) * _placeSizeWidth, (i / (_pictureWidth / _placeSizeWidth)) * _placeSizeHeight);
+                if (t instanceof DrawingRoadTrain)
+                    ((DrawingRoadTrain) t).DrawTransport((Graphics2D) g);
+                else
+                    t.DrawTransport((Graphics2D) g);
+            }
+        }
+    }
+}

src/RoadTrain/Main.java

@@ -1,6 +1,7 @@
 package RoadTrain;
+
 public class Main {
     public static void main(String[] args){
-        RoadTrainForm RoadTrainForm = new RoadTrainForm();
+        FormTruckCollection formTruckCollection = new FormTruckCollection();
     }
 }

src/RoadTrain/RoadTrainForm.java

@@ -1,25 +1,31 @@
 package RoadTrain;
-import javax.swing.*;
-import java.awt.*;
-import java.awt.Graphics;
-import java.awt.event.ActionEvent;
-import java.awt.event.ActionListener;
-import java.util.*;
+
 import RoadTrain.DrawingObjects.*;
 import RoadTrain.MovementStraregy.*;
 
+import javax.swing.*;
+import java.awt.*;
+import java.awt.Graphics;
+import java.awt.event.ActionListener;
+import java.util.*;
+
 public class RoadTrainForm{
-    private DrawingTruck _drawingTruck;
+    public DrawingTruck _drawingTruck;
     private AbstractStrategy _abstractStrategy;
+    public JButton buttonSelectTruck;
     Canvas canv;
+    public JFrame frame;
     public void Draw(){
         canv.repaint();
     }
     public RoadTrainForm(){
-        JFrame frame = new JFrame("RoadTrain");
+        frame = new JFrame("RoadTrain");
         JButton buttonCreateTruck = new JButton("Создать грузовик");
         buttonCreateTruck.setFocusPainted(false);
         buttonCreateTruck.setContentAreaFilled(false);
+        buttonSelectTruck = new JButton("Добавить грузовик");
+        buttonSelectTruck.setFocusPainted(false);
+        buttonSelectTruck.setContentAreaFilled(false);
         JButton buttonCreateRoadTrain = new JButton("Создать очистительную машину");
         buttonCreateRoadTrain.setFocusPainted(false);
         buttonCreateRoadTrain.setContentAreaFilled(false);
@@ -54,10 +60,15 @@ public class RoadTrainForm{
         buttonCreateTruck.addActionListener(
                 e -> {
                     Random random = new Random();
+                    Color color = new Color(random.nextInt(0, 256), random.nextInt(0, 256), random.nextInt(0, 256));
+                    Color selectedColor = JColorChooser.showDialog(frame, "Выберите цвет", Color.WHITE);
+                    if (selectedColor != null)
+                    {
+                        color = selectedColor;
+                    }
                     _drawingTruck = new DrawingTruck(random.nextInt(200) + 100,
                             random.nextInt(2000) + 1000,
-                            new Color(random.nextInt(256), random.nextInt(256), random.nextInt(256)),
-                            this.canv.getWidth(), this.canv.getHeight(), random.nextInt(3));
+                            color, this.canv.getWidth(), this.canv.getHeight(), random.nextInt(3));
                     _drawingTruck.SetPosition(random.nextInt(100), random.nextInt(90));
                     canv._drawingTruck = _drawingTruck;
                     Draw();
@@ -66,9 +77,21 @@ public class RoadTrainForm{
         buttonCreateRoadTrain.addActionListener(
                 e -> {
                     Random random = new Random();
+                    Color color = new Color(random.nextInt(0, 256), random.nextInt(0, 256), random.nextInt(0, 256));
+                    Color selectedColor = JColorChooser.showDialog(frame, "Выберите цвет", Color.WHITE);
+                    if (selectedColor != null)
+                    {
+                        color = selectedColor;
+                    }
+                    Color color2 = new Color(random.nextInt(0, 256), random.nextInt(0, 256), random.nextInt(0, 256));
+                    selectedColor = JColorChooser.showDialog(frame, "Выберите цвет", Color.WHITE);
+                    if (selectedColor != null)
+                    {
+                        color2 = selectedColor;
+                    }
                     _drawingTruck = new DrawingRoadTrain(random.nextInt(200) + 100,
                             random.nextInt(2000) + 1000,
-                            new Color(random.nextInt(256)), new Color(random.nextInt(256)), random.nextBoolean(), random.nextBoolean(),
+                            color, color2, random.nextBoolean(), random.nextBoolean(),
                             this.canv.getWidth(), this.canv.getHeight(), random.nextInt(3));
                     _drawingTruck.SetPosition(random.nextInt(100), random.nextInt(90));
                     canv._drawingTruck = _drawingTruck;
@@ -141,6 +164,7 @@ public class RoadTrainForm{
         buttonRight.setBounds(840, 420, 40, 40);
         comboBoxStrategy.setBounds(800,10,100,50);
         buttonStep.setBounds(800,80,100,40);
+        buttonSelectTruck.setBounds(740, 140, 150, 20);
         frame.add(canv);
         frame.add(buttonCreateTruck);
         frame.add(buttonCreateRoadTrain);
@@ -150,6 +174,7 @@ public class RoadTrainForm{
         frame.add(buttonRight);
         frame.add(comboBoxStrategy);
         frame.add(buttonStep);
+        frame.add(buttonSelectTruck);
         frame.setVisible(true);
     }
     class Canvas extends JComponent{