PIbd-21_Yahontov_O.U._Trolleybus_Base/Trolleybus/Trolleybus/MapWithSetTrolleybusGeneric.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Drawing;

namespace Trolleybus
{
    internal class MapWithSetTrolleybusGeneric<T, U>
        where T : class, IDrawningObject
        where U : AbstractMap
    {
        /// <summary>
        /// Ширина окна отрисовки
        /// </summary>
        private readonly int _pictureWidth;
        /// <summary>
        /// Высота окна отрисовки
        /// </summary>
        private readonly int _pictureHeight;
        /// <summary>
        /// Размер занимаемого объектом места (ширина)
        /// </summary>
        private readonly int _placeSizeWidth = 210;
        /// <summary>
        /// Размер занимаемого объектом места (высота)
        /// </summary>
        private readonly int _placeSizeHeight = 90;
        /// <summary>
        /// Набор объектов
        /// </summary>
        private readonly SetTrolleybusGeneric<T> _setTrolleybus;
        /// <summary>
        /// Карта
        /// </summary>
        private readonly U _map;
        /// <summary>
        /// Конструктор
        /// </summary>
        /// <param name="picWidth"></param>
        /// <param name="picHeight"></param>
        /// <param name="map"></param>
        public MapWithSetTrolleybusGeneric(int picWidth, int picHeight, U map)
        {
            int width = picWidth / _placeSizeWidth;
            int height = picHeight / _placeSizeHeight;
            _setTrolleybus = new SetTrolleybusGeneric<T>(width * height);
            _pictureWidth = picWidth;
            _pictureHeight = picHeight;
            _map = map;
        }
        /// <summary>
        /// Перегрузка оператора сложения
        /// </summary>
        /// <param name="map"></param>
        /// <param name="trolleybus"></param>
        /// <returns></returns>
        public static int operator +(MapWithSetTrolleybusGeneric<T, U> map, T trolleybus)
        {
            return map._setTrolleybus.Insert(trolleybus);
        }
        /// <summary>
        /// Перегрузка оператора вычитания
        /// </summary>
        /// <param name="map"></param>
        /// <param name="position"></param>
        /// <returns></returns>
        public static T operator -(MapWithSetTrolleybusGeneric<T, U> map, int position)
        {
            return map._setTrolleybus.Remove(position);
        }
        /// <summary>
        /// Вывод всего набора объектов
        /// </summary>
        /// <returns></returns>
        public Bitmap ShowSet()
        {
            Bitmap bmp = new(_pictureWidth, _pictureHeight);
            Graphics gr = Graphics.FromImage(bmp);
            DrawBackground(gr);
            DrawTrolleybus(gr);
            return bmp;
        }
        /// <summary>
        /// Просмотр объекта на карте
        /// </summary>
        /// <returns></returns>
        public Bitmap ShowOnMap()
        {
            Shaking();
            for (int i = 0; i < _setTrolleybus.Count; i++)
            {
                var car = _setTrolleybus[i];
                if (car != null)
                {
                    return _map.CreateMap(_pictureWidth, _pictureHeight, car);
                }
            }
            return new(_pictureWidth, _pictureHeight);
        }
        /// <summary>
        /// Перемещение объекта по крате
        /// </summary>
        /// <param name="direction"></param>
        /// <returns></returns>
        public Bitmap MoveObject(Direction direction)
        {
            if (_map != null)
            {
                return _map.MoveObject(direction);
            }
            return new(_pictureWidth, _pictureHeight);
        }
        /// <summary>
        /// "Взбалтываем" набор, чтобы все элементы оказались в начале
        /// </summary>
        private void Shaking()
        {
            int j = _setTrolleybus.Count - 1;
            for (int i = 0; i < _setTrolleybus.Count; i++)
            {
                if (_setTrolleybus[j] == null)
                {
                    for (; j > i; j--)
                    {
                        var car = _setTrolleybus[j];
                        if (car != null)
                        {
                            _setTrolleybus.Insert(car, i);
                            _setTrolleybus.Remove(j);
                            break;
                        }
                    }
                    if (j <= i)
                    {
                        return;
                    }
                }
            }
        }
        /// <summary>
        /// Метод отрисовки фона
        /// </summary>
        /// <param name="g"></param>
        private void DrawBackground(Graphics g)
        {
            Pen pen = new(Color.Black, 3);
            for (int i = 0; i < _pictureWidth / _placeSizeWidth; i++)
            {
                for (int j = 0; j < _pictureHeight / _placeSizeHeight + 1; ++j)
                {//линия рамзетки места
                    g.DrawLine(pen, i * _placeSizeWidth, j * _placeSizeHeight, i * _placeSizeWidth + _placeSizeWidth, j * _placeSizeHeight);
                    g.DrawLine(pen, i * _placeSizeWidth, j * _placeSizeHeight + 10, i * _placeSizeWidth + _placeSizeWidth, j * _placeSizeHeight + 10);
                }
                g.DrawLine(pen, i * _placeSizeWidth, 0, i * _placeSizeWidth, (_pictureHeight / _placeSizeHeight) * _placeSizeHeight);
            }
        }
        /// <summary>
        /// Метод прорисовки объектов
        /// </summary>
        /// <param name="g"></param>
        private void DrawTrolleybus(Graphics g)
        {
            int xForLocomotive = _pictureWidth - 2 * _placeSizeWidth + 60;
            int yForLocomotive = 10;
            int countInRow = 0;
            for (int i = 0; i < _setTrolleybus.Count; i++)
            {
                if (countInRow >= _pictureWidth / (_placeSizeWidth + 30))
                {
                    xForLocomotive = _pictureWidth - 2 * _placeSizeWidth + 60;
                    yForLocomotive += _placeSizeHeight;
                    countInRow = 0;
                }
                if (_setTrolleybus[i] != null)
                {
                    T locomotive = _setTrolleybus[i];
                    locomotive.SetObject(xForLocomotive, yForLocomotive, _pictureWidth, _pictureHeight);
                    locomotive.DrawningObject(g);
                }
                xForLocomotive -= _placeSizeWidth + 30;
                countInRow++;
            }

        }
    }
}