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

import java.awt.Color;
import java.awt.Graphics;

import Directions.CountWheels;
public class DrawingWheels{
    Graphics g;
    Color color;
    private CountWheels _countWheels;

    public void setNumWheels(int numRollers) {
        if (numRollers < 4 || numRollers > 6 ){
            
        _countWheels = CountWheels.fromNumberToEnum(numRollers);
            return;
        }  
        _countWheels = CountWheels.fromNumberToEnum(numRollers);
    }

    public DrawingWheels(Color color, int countWheels){
        this.color = color;
        setNumWheels(countWheels);
    }
    public void Draw(Graphics g, int _startPosX, int _startPosY){
        switch(_countWheels){
            case Min:
            g.setColor(Color.BLACK);
            g.drawOval(_startPosX + 20, _startPosY + 35, 15, 15);
            g.drawOval(_startPosX + 110, _startPosY + 35, 15, 15);
            g.setColor(color);
            g.fillOval(_startPosX + 20, _startPosY + 35, 15, 15);
            g.fillOval(_startPosX + 110, _startPosY + 35, 15, 15);
            break;
            case Mid:
            g.setColor(Color.BLACK);
            g.drawOval(_startPosX + 20, _startPosY + 35, 15, 15);
            g.drawOval(_startPosX + 65, _startPosY + 35, 15, 15);
            g.drawOval(_startPosX + 110, _startPosY + 35, 15, 15);
            g.setColor(color);
            g.fillOval(_startPosX + 20, _startPosY + 35, 15, 15);
            g.fillOval(_startPosX + 65, _startPosY + 35, 15, 15);
            g.fillOval(_startPosX + 110, _startPosY + 35, 15, 15);
            break;
            case Max:
            g.setColor(Color.BLACK);
            g.drawOval(_startPosX + 20, _startPosY + 35, 15, 15);
            g.drawOval(_startPosX + 50, _startPosY + 35, 15, 15);
            g.drawOval( _startPosX + 80, _startPosY + 35, 15, 15);
            g.drawOval(_startPosX + 110, _startPosY + 35, 15, 15);
            g.setColor(color);
            g.fillOval(_startPosX + 20, _startPosY + 35, 15, 15);
            g.fillOval(_startPosX + 50, _startPosY + 35, 15, 15);
            g.fillOval(_startPosX + 80, _startPosY + 35, 15, 15);
            g.fillOval(_startPosX + 110, _startPosY + 35, 15, 15);
            break;
        }
    }
}