import javax.swing.*;
import java.awt.*;
import java.util.Random;
public class DrawningAntiAircraftGun extends JPanel{
    public EntityAntiAircraftGun EntityAntiAircraftGun;
    public DrawningRollers _rollers = null;
    private Integer picture_width;
    private Integer picture_height;
    private Integer _StartPosX;
    private Integer _StartPosY;
    private int drawningCarWidth = 120;
    private int drawningCarHeight = 90;
    public void Init(int speed, double weight, Color bodycolor, Color additionalcolor, boolean tower, boolean radar) {
        EntityAntiAircraftGun = new EntityAntiAircraftGun();
        EntityAntiAircraftGun.Init(speed, weight, bodycolor, additionalcolor, tower, radar);
        picture_width = null;
        picture_height = null;
        _StartPosX = null;
        _StartPosY = null;
        _rollers = new DrawningRollers();
        Random rand = new Random();
        int randomNum = rand.nextInt(4);
        _rollers.SetCount(randomNum);
    }
    public boolean SetPictureSize(int width, int height) {
        if (width < drawningCarWidth || height < drawningCarHeight) return false;
        picture_width = width;
        picture_height = height;
        if (_StartPosX != null || _StartPosY != null) {
            if (_StartPosX + drawningCarWidth > picture_width)
            {
                _StartPosX = _StartPosX - (_StartPosX + drawningCarWidth - picture_width);
            }
            else if (_StartPosX < 0) _StartPosX = 0;
            if (_StartPosY + drawningCarHeight > picture_height)
            {
                _StartPosY = _StartPosY - (_StartPosY + drawningCarHeight - picture_height);
            }
            else if (_StartPosY < 0) _StartPosY = 0;
        }
        return true;
    }
    public void SetPosition(int x, int y) {
        if (!(picture_width != null && picture_height != null)) return;
        if (x + drawningCarWidth > picture_width)
        {
            _StartPosX = x - (x + drawningCarWidth - picture_width);
        }
        else if (x < 0) _StartPosX = 0;
        else _StartPosX = x;
        if (y + drawningCarHeight > picture_height)
        {
            _StartPosY = y - (y + drawningCarHeight - picture_height);
        }
        else if (y < 0) _StartPosY = 0;
        else _StartPosY = y;
    }

    public boolean MoveTransport(DirectionType direction) {
        if (EntityAntiAircraftGun == null || _StartPosX == null || _StartPosY == null) return false;
        switch (direction) {
            case Left:
                if (_StartPosX - EntityAntiAircraftGun.Step > 0) {
                    _StartPosX -= (int)EntityAntiAircraftGun.Step;
                }
                return true;
            case Up:
                if (_StartPosY - EntityAntiAircraftGun.Step > 0)
                {
                    _StartPosY -= (int)EntityAntiAircraftGun.Step;
                }
                return true;
            case Right:
                if (_StartPosX + drawningCarWidth + (int)EntityAntiAircraftGun.Step < picture_width - EntityAntiAircraftGun.Step)
                {
                    _StartPosX += (int)EntityAntiAircraftGun.Step;
                }
                return true;
            case Down:
                if (_StartPosY + drawningCarHeight + (int)EntityAntiAircraftGun.Step < picture_height - EntityAntiAircraftGun.Step)
                {
                    _StartPosY += (int)EntityAntiAircraftGun.Step;
                }
                return true;
            default:
                return false;
        }
    }

    public void DrawTransport(Graphics2D g) {

        if (EntityAntiAircraftGun == null ) {
            return;
        }
        ;

        g.drawOval(_StartPosX + 10, _StartPosY + 75, 30, 30);
        g.drawOval(_StartPosX + 100, _StartPosY + 75, 30, 30);
        g.drawRect(_StartPosX + 25, _StartPosY + 75, 90, 30);


        //границы цвет
        g.setColor(EntityAntiAircraftGun.getBodyColor());
        g.fillRect(_StartPosX + 35, _StartPosY + 40, 35, 30);
        g.fillOval(_StartPosX + 10, _StartPosY + 75, 30, 30);
        g.fillOval(_StartPosX + 100, _StartPosY+ 75, 30, 30);
        g.fillRect(_StartPosX+ 25, _StartPosY + 75, 90, 30);

        // границы арт. установки
        g.setColor(Color.BLACK);
        g.drawRect(_StartPosX+ 35, _StartPosY + 40, 35, 30);
        g.drawRect(_StartPosX+ 10, _StartPosY + 65, 120, 13);


        //Большие катки ЦВЕТ
        g.setColor(Color.GRAY);
        g.fillOval(_StartPosX + 13, _StartPosY + 78, 24, 24);
        g.fillOval( _StartPosX + 103, _StartPosY + 78, 24, 24);

        //Большие катки ОТРИСОВКА
        g.setColor(Color.BLACK);
        g.drawOval( _StartPosX + 13, _StartPosY + 78, 24, 24);
        g.drawOval( _StartPosX + 103, _StartPosY + 78, 24, 24);
        g.setColor(EntityAntiAircraftGun.getBodyColor());
        g.fillRect(_StartPosX + 10, _StartPosY+ 65, 120, 13);

        _rollers.Draw(g,_StartPosX, _StartPosY);
        //отрисовки башни
        if (EntityAntiAircraftGun.getIsTower())
        {
            g.setColor(EntityAntiAircraftGun.getAdditionalColor());
            g.fillRect(_StartPosX + 35, _StartPosY+ 50, 35, 15);
            g.setColor(Color.BLACK);
            g.drawRect(_StartPosX + 35, _StartPosY + 50, 35, 15);
            g.drawLine(_StartPosX + 45, _StartPosY + 50, _StartPosX + 90, _StartPosY + 20);
            g.drawLine( _StartPosX + 60, _StartPosY + 50, _StartPosX + 95, _StartPosY + 27);
            g.drawLine( _StartPosX + 45, _StartPosY + 50, _StartPosX + 60, _StartPosY + 50);
            g.drawLine( _StartPosX + 90, _StartPosY + 20, _StartPosX + 95, _StartPosY + 27);
            g.drawLine( _StartPosX + 90, _StartPosY + 20, _StartPosX + 100, _StartPosY + 20);
            g.drawLine( _StartPosX + 100, _StartPosY + 20, _StartPosX + 95, _StartPosY + 27);

        }
        //отрисовка радара
        if (EntityAntiAircraftGun.getIsRadar())
        {;
            g.drawLine(_StartPosX + 20, _StartPosY + 65, _StartPosX + 20, _StartPosY + 40);
            g.drawRect( _StartPosX + 10, _StartPosY + 20, 20, 20);
            g.setColor(EntityAntiAircraftGun.getAdditionalColor());
            g.fillRect(_StartPosX + 10, _StartPosY + 20, 20, 20);

        }
    }
}