ISEbd-21.Gordeev.I.V.ElectricLocomotive.Basic/ElectricLocomotive/ElectricLocomotive/DrawningLocomotive.cs

using ElectricLocomotive.Entities;
using ElectricLocomotive.MovementStrategy;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ElectricLocomotive.DrawningObject
{
    /// <summary>
    /// Класс, отвечающий за прорисовку и перемещение объекта-сущности
    /// </summary>
    public class DrawningLocomotive
    {
        public EntityLocomotive? EntityLocomotive { get; protected set; }

        public int _pictureWidth;

        public int _pictureHeight;

        protected int _startPosX;

        protected int _startPosY;

        protected readonly int _locoWidth = 95;

        protected readonly int _locoHeight = 50;
        public int GetPosX => _startPosX;
        public int GetPosY => _startPosY;
        public int GetWidth => _locoWidth;
        public int GetHeight => _locoHeight;

        public DrawningLocomotive(int speed, double weight, Color bodyColor, int width, int heigth)
        {
            if (width < _locoWidth || heigth < _locoHeight)
            {
                return;
            }
            _pictureWidth = width;
            _pictureHeight = heigth;
            EntityLocomotive = new EntityLocomotive(speed, weight, bodyColor);
        }

        protected DrawningLocomotive(int speed, double weight, Color bodyColor, Color additionalColor, int width,
            int height, int locoWidth, int locoHeight)
        {
            if (width < _locoWidth || height < _locoHeight)
            {
                return;
            }
            _pictureWidth = width;
            _pictureHeight = height;
            _locoWidth = locoWidth;
            _locoHeight = locoHeight;
            EntityLocomotive = new EntityLocomotive(speed, weight, bodyColor);
        }
        /// <summary>
        /// Установка позиции
        /// </summary>
        /// <param name="x">Координата X</param>
        /// <param name="y">Координата Y</param

        public void SetPosition(int x, int y)
        {
            if (x < 0 || x + _locoWidth > _pictureWidth)
            {
                x = _pictureWidth - _locoWidth;
            }
            if (y < 0 || y + _locoHeight > _pictureHeight)
            {
                y = _pictureHeight - _locoHeight;
            }
            _startPosX = x;
            _startPosY = y;
        }
        /// <summary>
        /// Изменение направления перемещения
        /// </summary>
        /// <param name="direction">Направление</param>

        public void MoveTransport(DirectionType direction)
        {
            if (EntityLocomotive == null)
            {
                return;
            }
            switch (direction)
            {
                case DirectionType.Left:
                    if (_startPosX - EntityLocomotive.Step > 0)
                    {
                        _startPosX -= (int)EntityLocomotive.Step;
                    }
                    break;
                case DirectionType.Up:
                    if (_startPosY - EntityLocomotive.Step > 0)
                    {
                        _startPosY -= (int)EntityLocomotive.Step;
                    }
                    break;
                case DirectionType.Right:
                    if (_startPosX + EntityLocomotive.Step + _locoWidth < _pictureWidth)
                    {
                        _startPosX += (int)EntityLocomotive.Step;
                    }
                    break;
                case DirectionType.Down:
                    if (_startPosY + EntityLocomotive.Step + _locoHeight < _pictureHeight)
                    {
                        _startPosY += (int)EntityLocomotive.Step;
                    }
                    break;
            }
        }

        /// <summary>
        /// Прорисовка объекта
        /// </summary>
        /// <param name="g"></param>
        public virtual void DrawTransport(Graphics g)
        {
            if (EntityLocomotive == null)
            {
                return;
            }
            Pen pen = new(Color.Black);
            Brush brush = new SolidBrush(EntityLocomotive.BodyColor);
            ///ВЛ60к-1595

            ///ходовая
            g.FillRectangle(brush, new Rectangle(_startPosX + 20, _startPosY + 45, 15, 5));
            g.FillRectangle(brush, new Rectangle(_startPosX + 65, _startPosY + 45, 15, 5));

            g.FillEllipse(brush, _startPosX + 15, _startPosY + 45, 10, 10);
            g.FillEllipse(brush, _startPosX + 30, _startPosY + 45, 10, 10);
            g.FillEllipse(brush, _startPosX + 60, _startPosY + 45, 10, 10);
            g.FillEllipse(brush, _startPosX + 75, _startPosY + 45, 10, 10);
            PointF[] chassis =
            {
                new Point(_startPosX+10, _startPosY+50),
                new Point(_startPosX, _startPosY+50),
                new Point(_startPosX+10, _startPosY +40),
                new Point(_startPosX + 90, _startPosY+40),
                new Point(_startPosX+100, _startPosY+50),
                new Point(_startPosX+90,_startPosY+ 50),
                new Point(_startPosX+85, _startPosY+45),
                new Point(_startPosX+15, _startPosY+45),
            };
            g.FillPolygon(brush, chassis);

            ///обводка ходовой
            Point[] chassisCont =
            {
                new Point(_startPosX+10, _startPosY+50),
                new Point(_startPosX, _startPosY+50),
                new Point(_startPosX+10, _startPosY +40),
                new Point(_startPosX + 90, _startPosY+40),
                new Point(_startPosX+100, _startPosY+50),
                new Point(_startPosX+90,_startPosY+ 50),
                new Point(_startPosX+85, _startPosY+45),
                new Point(_startPosX+15, _startPosY+45),
            };
            g.DrawPolygon(pen, chassisCont);

            ///кабина
            Point[] cabin =
            {
                new Point(_startPosX+20, _startPosY+10),
                new Point(_startPosX+90,_startPosY+10),
                new Point(_startPosX+90,_startPosY + 40),
                new Point(_startPosX+10,_startPosY+40),
                new Point(_startPosX+10,_startPosY+25)
            };
            g.DrawPolygon(pen, cabin);
            g.DrawLine(pen, _startPosX + 10, _startPosY + 25, _startPosX + 90, _startPosY + 25);

            ///окна
            g.FillRectangle(brush, _startPosX + 20, _startPosY + 15, 10, 10);
            g.FillRectangle(brush, _startPosX + 35, _startPosY + 15, 10, 10);

            g.FillRectangle(brush, _startPosX + 75, _startPosY + 15, 10, 10);

            ///дверь
            g.FillRectangle(brush, _startPosX + 50, _startPosY + 15, 10, 25);

            ///Батарея
            g.FillRectangle(brush, _startPosX + 45, _startPosY + 5, 15, 5);

        }

        public bool CanMove(DirectionType direction)
        {
            if (EntityLocomotive == null)
            {
                return false;
            }
            return direction switch
            {
                //влево
                DirectionType.Left => _startPosX - EntityLocomotive.Step > 0,
                //вверх
                DirectionType.Up => _startPosY - EntityLocomotive.Step > 0,
                // вправо
                DirectionType.Right => _startPosX + EntityLocomotive.Step < _pictureWidth,
                //вниз
                DirectionType.Down => _startPosY + EntityLocomotive.Step < _pictureHeight,
            };
        }

        public IMoveableObject GetMoveableObject => new DrawningObjectLocomotive(this);

        public void SetBodyColor(Color color)
        {
            EntityLocomotive?.SetBodyColor(color);
        }
    }
}