PIbd-22-Stroev-V.M.-Monorail.Hard/DrawningMonorail.java

import java.awt.*;
import javax.swing.JPanel;
import java.util.Random;

public class DrawningMonorail extends JPanel {
    private Entity entity;
    private int pictureWidth;
    private int pictureHeight;
    private int _countWheels;
    private int _startPosX;
    private int _startPosY ;
    private int relWidth = 150;
    private final int relHeight = 46;
    Random rd = new Random();
    private DrawingWheels _drawingWheels;

    public boolean init(int wheelCount ,int speed, double weight, Color bodyColor, Color additionalColor,
                        boolean monorails, boolean secondCabin, int width, int height) {
        if (0 + relWidth >= width || 0 + relHeight >= height) {
            return false;
        }
        _countWheels = wheelCount;
        pictureWidth = width;
        pictureHeight = height;
        entity = new Entity();
        entity.init(wheelCount, speed, weight, bodyColor, additionalColor, monorails, secondCabin);
        _drawingWheels = new DrawingWheels(entity.getBodyColor(), _countWheels);
        return true;
    }

    public void setPosition(int x, int y) {
        _startPosX = x;
        _startPosY = y;
    }

    public void moveTransport(Direction dr) {
        if (entity == null) {
            return;
        }
        switch (dr) {
            case LEFT:
                if (_startPosX - entity.getStep() > 0) {
                    _startPosX -= entity.getStep();
                }
                break;
            case RIGHT:
                if (_startPosX + entity.getStep() < pictureWidth - relWidth) {
                    _startPosX += entity.getStep();
                }
                break;
            case UP:
                if (_startPosY - entity.getStep() > 0) {
                    _startPosY -= entity.getStep();
                }
                break;
            case DOWN:
                if (_startPosY + entity.getStep() < pictureHeight - relHeight) {
                    _startPosY += entity.getStep();
                }
                break;
        }
    }

    public void drawMonorail(Graphics g) {
        if (entity == null) {
            return;
        }
        relWidth = 150;
        //Колёса
        g.setColor(Color.BLACK);
        g.drawRect(_startPosX + 22, _startPosY + 36, 40, 8);
        g.drawRect(_startPosX+82, _startPosY + 36, 40, 8);
        g.drawOval(_startPosX + 3, _startPosY + 37, 30, 8);
        g.drawOval(_startPosX + 110, _startPosY + 37, 29, 8);

        g.fillRect(_startPosX + 22, _startPosY + 36, 40, 8);
        g.fillRect(_startPosX + 82, _startPosY + 36, 40, 8);
        g.fillOval( _startPosX + 3, _startPosY + 37, 30, 8);
        g.fillOval( _startPosX + 110, _startPosY + 37, 29, 8);
        _drawingWheels.Draw(g, _startPosX, _startPosY);

        //Кабина
        g.setColor(entity.getBodyColor());
        g.fillRect(_startPosX + 10, _startPosY + 20, 120, 16);
        g.setColor(Color.BLACK);
        g.drawRect(_startPosX + 10, _startPosY + 20, 120, 16);

        int[] xp1 = new int[]{_startPosX+10,_startPosX+130,_startPosX+130,_startPosX+13};
        int[] yp1 = new int[]{_startPosY + 20,_startPosY + 20,_startPosY + 5,_startPosY + 5};
        Polygon pol1 = new Polygon(xp1, yp1, yp1.length);

        g.setColor(entity.getBodyColor());
        g.fillPolygon(pol1);
        g.setColor(Color.BLACK);
        g.drawPolygon(pol1);
        
        //Дверь
        g.setColor(Color.WHITE);
        g.fillRect(_startPosX + 49, _startPosY + 9, 12, 22);
        g.setColor(Color.BLACK);
        g.drawRect(_startPosX + 49, _startPosY + 9, 12, 22);

        //Окна и прочее
        g.setColor(Color.CYAN);
        g.drawRect(_startPosX + 20, _startPosY + 8, 10, 10);
        g.drawRect(_startPosX + 35, _startPosY + 8, 10, 10);
        g.drawRect(_startPosX + 117, _startPosY + 8, 10, 10);

        g.setColor(Color.BLACK);
        g.drawRect(_startPosX + 130, _startPosY + 10, 2, 22);
        g.fillRect(_startPosX + 130, _startPosY + 10, 2, 22);

        //Магнитная рельса

        if(entity.getMonorails())
        {
            g.drawRect(_startPosX, _startPosY + 50, 140, 10);
            g.fillRect(_startPosX, _startPosY + 50, 140, 10);

            g.setColor(Color.WHITE);
            g.fillRect(_startPosX + 5, _startPosY + 53, 130, 5);
        }

        if (entity.getSecondCabin())
        {
            relWidth = 290;
            //низ
            g.setColor(Color.BLACK);
            g.drawRect(_startPosX + 162, _startPosY + 36, 40, 8);
            g.drawRect(_startPosX + 222, _startPosY + 36, 40, 8);
            g.drawOval(_startPosX + 143, _startPosY + 37, 30, 8);
            g.drawOval(_startPosX + 250, _startPosY + 37, 29, 8);

            g.setColor(Color.BLACK);
            g.fillRect(_startPosX + 162, _startPosY + 36, 40, 8);
            g.fillRect(_startPosX + 222, _startPosY + 36, 40, 8);
            g.fillOval(_startPosX + 143, _startPosY + 37, 30, 8);
            g.fillOval(_startPosX + 250, _startPosY + 37, 29, 8);

            _drawingWheels.Draw(g, _startPosX + 140, _startPosY);
            if (entity.getMonorails())
            {
                g.setColor(Color.BLACK);
                g.drawRect(_startPosX + 140, _startPosY + 50, 145, 10);
                g.fillRect(_startPosX + 140, _startPosY + 50, 145, 10);

                g.setColor(Color.WHITE);
                g.fillRect(_startPosX + 135, _startPosY + 53, 145, 5);
            }

            //Кабина
            g.setColor(Color.BLACK);
            g.drawRect(_startPosX + 150, _startPosY + 20, 120, 16);
            
            g.fillRect(_startPosX + 150, _startPosY + 20, 120, 16);

            int[] xp2 = new int[]{_startPosX + 150,_startPosX + 270,_startPosX + 267,_startPosX + 150};
            int[] yp2 = new int[] {_startPosY + 20, _startPosY + 20, _startPosY + 5, _startPosY + 6};
            Polygon pol2 = new Polygon(xp2, yp2, yp2.length);

            g.setColor(entity.getAdditionalColor());
            g.fillPolygon(pol2);
            g.setColor(Color.BLACK);
            g.drawPolygon(pol2);
            

            //дверь
            g.setColor(Color.WHITE);
            g.fillRect(_startPosX + 189, _startPosY + 9, 12, 22);
            g.setColor(Color.BLACK);
            g.drawRect(_startPosX + 189, _startPosY + 9, 12, 22);

            //Окна и прочее
            g.setColor(Color.CYAN);
            g.drawRect(_startPosX + 160, _startPosY + 8, 10, 10);
            g.drawRect(_startPosX + 175, _startPosY + 8, 10, 10);
            g.drawRect(_startPosX + 257, _startPosY + 8, 10, 10);

            g.setColor(Color.BLACK);
            g.drawRect(_startPosX + 270, _startPosY + 10, 2, 22);
            g.fillRect(_startPosX + 270, _startPosY + 10, 2, 22);
        }
    }
}