Лабораторная работа №1

src/src/CanvasDumpTrack.java

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+import javax.swing.*;
+import java.awt.*;
+
+public class CanvasDumpTrack extends JComponent {
+    public DrawingDumpTrack _drawingDumpTrack;
+    public CanvasDumpTrack(){}
+    public void paintComponent(Graphics g) {
+        if (_drawingDumpTrack == null) {
+            return;
+        }
+        super.paintComponents(g);
+        Graphics2D g2d = (Graphics2D) g;
+        _drawingDumpTrack.DrawTransport(g2d);
+        super.repaint();
+    }
+}

src/src/DirectionType.java

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+public enum DirectionType {
+    Up,
+    Down,
+    Left,
+    Right
+}

src/src/DrawingDumpTrack.java

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+import javax.swing.*;
+import java.awt.*;
+
+public class DrawingDumpTrack extends JPanel {
+    public EntityDumpTrack EntityDumpTrack;
+    public DrawingWheels _wheels = null;
+    private Integer picture_width;
+    private Integer picture_height;
+    private Integer _StartPosX;
+    private Integer _StartPosY;
+    private int drawingDumpTrackWidth = 155;
+    private int drawingDumpTrackHeight = 85;
+    public void Init(int speed, double weight, Color bodycolor, Color additionalcolor, boolean _bodyWork, boolean _awning) {
+        EntityDumpTrack = new EntityDumpTrack();
+        EntityDumpTrack.Init(speed, weight, bodycolor, additionalcolor, _bodyWork, _awning);
+        picture_width = null;
+        picture_height = null;
+        _StartPosX = null;
+        _StartPosY = null;
+        _wheels = new DrawingWheels();
+        _wheels.setWheelNumber((int)(Math.random() * 8 + 0));
+    }
+    public boolean SetPictureSize(int width, int height) {
+        if (width < drawingDumpTrackWidth || height < drawingDumpTrackHeight) return false;
+        picture_width = width;
+        picture_height = height;
+        if (_StartPosX != null || _StartPosY != null) {
+            if (_StartPosX + drawingDumpTrackWidth > picture_width)
+            {
+                _StartPosX = _StartPosX - (_StartPosX + drawingDumpTrackWidth - picture_width);
+            }
+            else if (_StartPosX < 0) _StartPosX = 0;
+            if (_StartPosY + drawingDumpTrackHeight > picture_height)
+            {
+                _StartPosY = _StartPosY - (_StartPosY + drawingDumpTrackHeight - picture_height);
+            }
+            else if (_StartPosY < 0) _StartPosY = 0;
+        }
+        return true;
+    }
+    public void SetPosition(int x, int y)
+    {
+        if (x < 0 || x + drawingDumpTrackWidth > picture_width) { x = 0; }
+        if (y < 0 || y + drawingDumpTrackHeight > picture_height) { y = 0; }
+        _StartPosX = x;
+        _StartPosY = y;
+    }
+    public boolean MoveTransport(DirectionType direction) {
+        if (EntityDumpTrack == null || _StartPosX == null || _StartPosY == null) return false;
+        switch (direction) {
+            case Left:
+                if (_StartPosX - EntityDumpTrack.Step > 0) {
+                    _StartPosX -= (int)EntityDumpTrack.Step;
+                }
+                return true;
+            case Up:
+                if (_StartPosY - EntityDumpTrack.Step > 0)
+                {
+                    _StartPosY -= (int)EntityDumpTrack.Step;
+                }
+                return true;
+            case Right:
+                if (_StartPosX + drawingDumpTrackWidth + (int)EntityDumpTrack.Step < picture_width - EntityDumpTrack.Step)
+                {
+                    _StartPosX += (int)EntityDumpTrack.Step;
+                }
+                return true;
+            case Down:
+                if (_StartPosY + drawingDumpTrackHeight + (int)EntityDumpTrack.Step < picture_height - EntityDumpTrack.Step)
+                {
+                    _StartPosY += (int)EntityDumpTrack.Step;
+                }
+                return true;
+            default:
+                return false;
+        }
+    }
+
+    public void DrawTransport(Graphics2D g2D)
+    {
+        if (EntityDumpTrack == null) {
+            return;
+        }
+        g2D.setStroke(new BasicStroke(3));
+        g2D.setPaint(EntityDumpTrack.getBodyColor());
+        g2D.fillRect(_StartPosX, _StartPosY + 40, 160, 10);
+        g2D.fillRect(_StartPosX + 120, _StartPosY, 40, 40);
+        _wheels.drawWheels(g2D, Color.BLACK, _StartPosX, _StartPosY);
+        if (EntityDumpTrack.getBodyWork())
+        {
+            g2D.setPaint(EntityDumpTrack.getAdditionalColor());
+            Polygon dumpBoxPolygon = new Polygon();
+            dumpBoxPolygon.addPoint(_StartPosX + 20, _StartPosY);
+            dumpBoxPolygon.addPoint(_StartPosX + 120, _StartPosY);
+            dumpBoxPolygon.addPoint(_StartPosX + 100, _StartPosY + 39);
+            dumpBoxPolygon.addPoint(_StartPosX, _StartPosY + 39);
+            g2D.fillPolygon(dumpBoxPolygon);
+        }
+        if (EntityDumpTrack.getAwning())
+        {
+            g2D.setPaint(EntityDumpTrack.getAdditionalColor());
+            Polygon tentPolygon = new Polygon();
+            tentPolygon.addPoint(_StartPosX + 15, _StartPosY);
+            tentPolygon.addPoint(_StartPosX + 120, _StartPosY);
+            tentPolygon.addPoint(_StartPosX + 115, _StartPosY + 10);
+            tentPolygon.addPoint(_StartPosX + 10, _StartPosY + 10);
+            g2D.fillPolygon(tentPolygon);
+        }
+    }
+}

src/src/DrawingWheels.java

@@ -0,0 +1,54 @@
+import java.awt.*;
+
+public class DrawingWheels {
+
+    private WheelNumber wheelNumber;
+
+    public void setWheelNumber(int number) {
+        switch (number) {
+            case 2:
+                wheelNumber = wheelNumber.Two;
+                break;
+            case 3:
+                wheelNumber = wheelNumber.Three;
+                break;
+            case 4:
+                wheelNumber = wheelNumber.Four;
+                break;
+            default: wheelNumber = wheelNumber.Two;
+        }
+    }
+
+    public void drawWheels(Graphics2D g2D, Color color, int _startPosX, int _startPosY) {
+        switch (wheelNumber) {
+            case Two:
+                drawTwoWheels(g2D, color, _startPosX, _startPosY);
+                break;
+            case Three:
+                drawThreeWheels(g2D, color, _startPosX, _startPosY);
+                break;
+            case Four:
+                drawFourWheels(g2D, color, _startPosX, _startPosY);
+                break;
+        }
+    }
+
+    private void drawTwoWheels(Graphics2D g2D, Color color, int _startPosX, int _startPosY) {
+        g2D.setColor(color);
+        g2D.fillOval(_startPosX, _startPosY + 50, 40, 40);
+        g2D.fillOval(_startPosX + 120, _startPosY + 50, 40, 40);
+    }
+
+    private void drawThreeWheels(Graphics2D g2D, Color color, int _startPosX, int _startPosY) {
+        g2D.setColor(color);
+        drawTwoWheels(g2D, color, _startPosX, _startPosY);
+        g2D.fillOval(_startPosX + 40, _startPosY + 50, 40, 40);
+    }
+
+    private void drawFourWheels(Graphics2D g2D, Color color, int _startPosX, int _startPosY) {
+        g2D.setColor(color);
+        drawThreeWheels(g2D, color, _startPosX, _startPosY);
+        g2D.fillOval(_startPosX + 80, _startPosY + 50, 40, 40);
+    }
+}
+

src/src/EntityDumpTrack.java

@@ -0,0 +1,25 @@
+import java.awt.*;
+public class EntityDumpTrack {
+    private int Speed;
+    private double Weight;
+    private Color BodyColor;
+    public Color getBodyColor() {return BodyColor;}
+    private Color AdditionalColor;
+    public Color getAdditionalColor() {return AdditionalColor;}
+    private boolean BodyWork;
+    public boolean getBodyWork() {return BodyWork;}
+    private boolean Awning;
+    public boolean getAwning() {return Awning;}
+    public double Step;
+    public void Init(int speed, double weight, Color bodycolor, Color additionalcolor, boolean _bodyWork, boolean _awning)
+    {
+        Speed = speed;
+        Weight = weight;
+        BodyColor = bodycolor;
+        AdditionalColor = additionalcolor;
+        BodyWork = _bodyWork;
+        Awning = _awning;
+        Step = Speed * 100 / Weight;
+    }
+}
+

src/src/FormDumpTrack.java

@@ -0,0 +1,124 @@
+import javax.swing.*;
+import java.awt.*;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.awt.event.ComponentAdapter;
+import java.awt.event.ComponentEvent;
+import java.util.Random;
+
+public class FormDumpTrack extends JFrame {
+    private String title;
+    private Dimension dimension;
+    private int Width, Height;
+    private CanvasDumpTrack canvasAirbus = new CanvasDumpTrack();
+    private JButton CreateButton = new JButton("Create");;
+    private JButton UpButton = new JButton();
+    private JButton DownButton = new JButton();;
+    private JButton LeftButton = new JButton();;
+    private JButton RightButton = new JButton();
+    public FormDumpTrack(String title, Dimension dimension) {
+        this.title = title;
+        this.dimension = dimension;
+    }
+    public void Init() {
+        setTitle(title);
+        setMinimumSize(dimension);
+        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+        Width = getWidth() - 15;
+        Height = getHeight() - 35;
+
+        CreateButton.setName("CREATE");
+        Icon iconUp = new ImageIcon("src\\images\\up.jpg");
+        UpButton.setIcon(iconUp);
+        UpButton.setName("UP");
+        DownButton.setName("DOWN");
+        Icon iconDown = new ImageIcon("src\\images\\down.jpg");
+        DownButton.setIcon(iconDown);
+        LeftButton.setName("LEFT");
+        Icon iconLeft = new ImageIcon("src\\images\\left.jpg");
+        LeftButton.setIcon(iconLeft);
+        RightButton.setName("RIGHT");
+        Icon iconRight = new ImageIcon("src\\images\\right.jpg");
+        RightButton.setIcon(iconRight);
+
+        CreateButton.addActionListener(new ActionListener() {
+            @Override
+            public void actionPerformed(ActionEvent e) {
+                int StartPositionX = (int)(Math.random() * 90 + 10);
+                int StartPositionY = (int)(Math.random() * 90 + 10);
+                int speed = (int)(Math.random() * 300 + 100);
+                double weight = (double)(Math.random() * 3000 + 1000);
+                Color bodyColor = new Color((int)(Math.random() * 255 + 0),(int)(Math.random() * 255 + 0),(int)(Math.random() * 255 + 0));
+                Color additionalColor = new Color((int)(Math.random() * 255 + 0),(int)(Math.random() * 255 + 0),(int)(Math.random() * 255 + 0));;
+                boolean sheepPipes = new Random().nextBoolean();
+                boolean fuelTank = new Random().nextBoolean();;
+                canvasAirbus._drawingDumpTrack = new DrawingDumpTrack();
+                canvasAirbus._drawingDumpTrack.Init(speed, weight, bodyColor, additionalColor, sheepPipes, fuelTank);
+                canvasAirbus._drawingDumpTrack.SetPictureSize(Width, Height);
+                canvasAirbus._drawingDumpTrack.SetPosition(StartPositionX, StartPositionY);
+                canvasAirbus.repaint();
+            }
+        });
+
+        ActionListener actionListener = new ActionListener() {
+            @Override
+            public void actionPerformed(ActionEvent event) {
+                if (canvasAirbus._drawingDumpTrack == null) return;
+                boolean result = false;
+                switch ((((JButton)(event.getSource())).getName())) {
+                    case "UP":
+                        result = canvasAirbus._drawingDumpTrack.MoveTransport(DirectionType.Up);
+                        break;
+                    case "DOWN":
+                        result = canvasAirbus._drawingDumpTrack.MoveTransport(DirectionType.Down);
+                        break;
+                    case "LEFT":
+                        result = canvasAirbus._drawingDumpTrack.MoveTransport(DirectionType.Left);
+                        break;
+                    case "RIGHT":
+                        result = canvasAirbus._drawingDumpTrack.MoveTransport(DirectionType.Right);
+                        break;
+                }
+                if (result) {
+                    canvasAirbus.repaint();
+                }
+            }
+        };
+        UpButton.addActionListener(actionListener);
+        DownButton.addActionListener(actionListener);
+        LeftButton.addActionListener(actionListener);
+        RightButton.addActionListener(actionListener);
+
+        setSize(dimension.width,dimension.height);
+        setLayout(null);
+        canvasAirbus.setBounds(0,0, getWidth(), getHeight());
+        CreateButton.setBounds(10, getHeight() - 90, 100, 40);
+        UpButton.setBounds(getWidth() - 140, getHeight() - 160, 50, 50);
+        DownButton.setBounds(getWidth() - 140, getHeight() - 100, 50, 50);
+        RightButton.setBounds(getWidth() - 80, getHeight() - 100, 50, 50);
+        LeftButton.setBounds(getWidth() - 200, getHeight() - 100, 50, 50);
+        add(CreateButton);
+        add(UpButton);
+        add(DownButton);
+        add(RightButton);
+        add(LeftButton);
+        add(canvasAirbus);
+        setVisible(true);
+        //обработка события изменения размеров окна
+        addComponentListener(new ComponentAdapter() {
+            public void componentResized(ComponentEvent e) {
+                Width = getWidth() - 15;
+                Height = getHeight() - 35;
+                if (canvasAirbus._drawingDumpTrack != null)
+                    canvasAirbus._drawingDumpTrack.SetPictureSize(Width, Height);
+                canvasAirbus.setBounds(0,0, getWidth(), getHeight());
+                CreateButton.setBounds(10, getHeight() - 90, 100, 40);
+                UpButton.setBounds(getWidth() - 140, getHeight() - 160, 50, 50);
+                DownButton.setBounds(getWidth() - 140, getHeight() - 100, 50, 50);
+                RightButton.setBounds(getWidth() - 80, getHeight() - 100, 50, 50);
+                LeftButton.setBounds(getWidth() - 200, getHeight() - 100, 50, 50);
+            }
+        });
+    }
+}
+

src/src/WheelNumber.java

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+public enum WheelNumber {
+    Two,
+
+    Three,
+
+    Four
+}