package laba1Loco;

import java.awt.*;
import java.util.*;
import javax.swing.*;
import javax.swing.Timer;
import java.awt.event.*;

public class DrawingLoco{

        private WheelDrawing wheelDrawing;

     /// <summary>
        /// Класс-сущность
        /// </summary>
        public EntityLoco _EntityLoco;
        /// <summary>
        /// Ширина окна
        /// </summary>
        private int _pictureWidth;
        /// <summary>
        /// Высота окна
        /// </summary>
        private int _pictureHeight;
        /// <summary>
        /// Левая координата прорисовки локомотива
        /// </summary>
        private int _startPosX;
        /// <summary>
        /// Верхняя кооридната прорисовки локомотива
        /// </summary>
        private int _startPosY;
        /// <summary>
        /// Ширина прорисовки локомотива
        /// </summary>
        private int _locoWidth = 83;
        /// <summary>
        /// Высота прорисовки локомотива
        /// </summary>
        private int _locoHeight = 41;
        /// <summary>
        /// Инициализация свойств
        /// </summary>
        /// <param name="speed">Скорость</param>
        /// <param name="weight">Вес</param>
        /// <param name="bodyColor">Цвет кузова</param>
        /// <param name="additionalColor">Дополнительный цвет</param>
        /// <param name="tube">Признак наличия трубы</param>
        /// <param name="fuelTank">Признак наличия бака</param>
        /// <param name="locoLine">Признак наличия паровозной полосы</param>
        /// <param name="width">Ширина картинки</param>
        /// <param name="height">Высота картинки</param>
        /// <returns>true - объект создан, false - проверка не пройдена, нельзя создать объект в этих размерах</returns>
        public boolean Init(int speed, double weight, Color bodyColor, Color additionalColor, boolean tube, boolean fuelTank, boolean locoLine, int numWheel, int width, int height)
        {
            _pictureWidth = width;
            _pictureHeight = height;
            if (_pictureHeight < _locoHeight || _pictureWidth < _locoWidth)
                return false;
            _EntityLoco = new EntityLoco();
            _EntityLoco.Init(speed, weight, bodyColor, additionalColor, tube, fuelTank, locoLine, numWheel);
            if (fuelTank)
                _locoWidth = 169;
            wheelDrawing = new WheelDrawing();
            wheelDrawing.setNumWheel(numWheel);
            return true;
        }
        /// <summary>
        /// Установка позиции
        /// </summary>
        /// <param name="x">Координата X</param>
        /// <param name="y">Координата Y</param>
        public void SetPosition(int x, int y)
        {
            _startPosX = Math.min(x, _pictureWidth-_locoWidth);
            _startPosY = Math.min(y, _pictureHeight-_locoHeight);
        }
        /// <summary>
        /// Изменение направления перемещения
        /// </summary>
        /// <param name="direction">Направление</param>
        public void MoveTransport(Direction direction)
        {
            if (_EntityLoco == null){
                return;
            }
            switch (direction)
            {
                //влево
                case Left:
                    if (_startPosX - _EntityLoco.Step > 0)
                    {
                        _startPosX -= (int)_EntityLoco.Step;
                    }
                    break;
                //вверх
                case Up:
                    if (_startPosY - _EntityLoco.Step > 0)
                    {
                        _startPosY -= (int)_EntityLoco.Step;
                    }
                    break;
                // вправо
                case Right:
                    if (_startPosX + _locoWidth + _EntityLoco.Step < _pictureWidth)
                    {
                        _startPosX += (int)_EntityLoco.Step;
                    }
                    break;
                //вниз
                case Down:
                    if (_startPosY + _locoHeight + _EntityLoco.Step < _pictureHeight)
                    {
                        _startPosY += (int)_EntityLoco.Step;
                    }
                    break;
            }
        }
        /// <summary>
        /// Прорисовка объекта
        /// </summary>
        /// <param name="g"></param>
        public void DrawTransport(Graphics2D g2d)
        {

            if (_EntityLoco == null)
            {
                return;
            }

            // body
            g2d.setColor(_EntityLoco.BodyColor);
            g2d.drawPolyline(new int[]{
                _startPosX + 8, _startPosX + 79, _startPosX + 79, _startPosX + 4, _startPosX + 4, _startPosX + 8,
            }, new int[]{
                _startPosY+10, _startPosY+10, _startPosY+32, _startPosY+32, _startPosY+20, _startPosY+10
            }, 6);
            g2d.drawPolyline(new int[]{
                _startPosX + 4, _startPosX + 29, _startPosX + 29, _startPosX + 37, _startPosX + 37, _startPosX + 79, _startPosX + 37, _startPosX + 37, _startPosX + 29, _startPosX + 29,
            }, new int[]{
                _startPosY+21, _startPosY+21, _startPosY+14, _startPosY+14, _startPosY+21, _startPosY+21, _startPosY+21, _startPosY+29, _startPosY+29, _startPosY+21
            }, 10);

            // trucks
            g2d.fillPolygon(new int[]{
_startPosX + 0,_startPosX + 5,_startPosX + 32,_startPosX + 36,
            }, new int[]{
_startPosY+37,_startPosY+33,_startPosY+33,_startPosY+37
            }, 4);
            g2d.fillPolygon(new int[]{
_startPosX + 44,_startPosX + 49,_startPosX + 76,_startPosX + 80,
            }, new int[]{
_startPosY+37,_startPosY+33,_startPosY+33,_startPosY+37
            }, 4);

            //back
            g2d.fillPolygon(new int[]{
_startPosX + 79,_startPosX + 82,_startPosX + 82,_startPosX + 79,
            }, new int[]{
_startPosY+12,_startPosY+12,_startPosY+30,_startPosY+30
            }, 4);


            //windows
            g2d.setColor(Color.BLUE);
            g2d.drawRect(_startPosX + 10, _startPosY + 12, 6, 7);
            g2d.drawRect(_startPosX + 19, _startPosY + 12, 6, 7);
            g2d.drawRect(_startPosX + 72, _startPosY + 12, 6, 7);

            //wheels
            wheelDrawing.Draw(_startPosX, _startPosY, _EntityLoco.FuelTank, _EntityLoco.BodyColor, g2d);

            g2d.setColor(_EntityLoco.AdditionalColor);            
            if (_EntityLoco.Tube)
            {
                g2d.drawPolyline(new int[] {
_startPosX + 40,_startPosX + 40,_startPosX + 45,_startPosX + 41,_startPosX + 41,_startPosX + 44,_startPosX + 44,_startPosX + 45,_startPosX + 45,
                },new int[] {
_startPosY+9,_startPosY+3,_startPosY+3,_startPosY+3,_startPosY,_startPosY,_startPosY+3,_startPosY+3,_startPosY+9,
                },9);
            }
            if (_EntityLoco.LocoLine)
            {
                g2d.drawPolyline(new int[] {
                    _startPosX + 60,_startPosX + 38,
                },new int[] {
                    _startPosY+10,_startPosY+32
                },2);
                g2d.drawPolyline(new int[] {
                    _startPosX + 65,_startPosX + 43,
                },new int[] {
                    _startPosY+10,_startPosY+32
                },2);
                g2d.drawPolyline(new int[] {
                    _startPosX + 70,_startPosX + 48,
                },new int[] {
                    _startPosY+10,_startPosY+32
                },2);
            }
            if (_EntityLoco.FuelTank)
            {
                // body
            g2d.setColor(_EntityLoco.BodyColor);
            g2d.drawPolyline(new int[]{
                _startPosX + 89, _startPosX + 164, _startPosX + 164, _startPosX + 89, _startPosX + 89,
            }, new int[]{
                _startPosY+10, _startPosY+10, _startPosY+32, _startPosY+32, _startPosY+10
            }, 5);
            g2d.drawPolyline(new int[]{
                _startPosX + 89, _startPosX + 164,
            }, new int[]{
                _startPosY+21, _startPosY+21,
            }, 2);

            // trucks
            g2d.fillPolygon(new int[]{
_startPosX + 0+85,_startPosX + 5+85,_startPosX + 32+85,_startPosX + 36+85,
            }, new int[]{
_startPosY+37,_startPosY+33,_startPosY+33,_startPosY+37
            }, 4);
            g2d.fillPolygon(new int[]{
_startPosX + 44+85,_startPosX + 49+85,_startPosX + 76+85,_startPosX + 80+85,
            }, new int[]{
_startPosY+37,_startPosY+33,_startPosY+33,_startPosY+37
            }, 4);

            //back
            g2d.fillPolygon(new int[]{
_startPosX + 79+85,_startPosX + 82+85,_startPosX + 82+85,_startPosX + 79+85,
            }, new int[]{
_startPosY+12,_startPosY+12,_startPosY+30,_startPosY+30
            }, 4);

            
            //front
            g2d.fillPolygon(new int[]{
_startPosX + 86,_startPosX + 89,_startPosX + 89,_startPosX + 86,
            }, new int[]{
_startPosY+12,_startPosY+12,_startPosY+30,_startPosY+30
            }, 4);

            }
        }
}