Третья лабораторная работа. Generic классы.

ContainerShip/ContainerShip/MapWithSetShipsGeneric.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ContainerShip
+{
+    internal class MapWithSetShipsGeneric<T, U>
+       where T : class, IDrawingObject
+       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 = 135;
+        /// <summary>
+        /// Размер занимаемого объектом места (высота)
+        /// </summary>
+        private readonly int _placeSizeHeight = 70;
+        /// <summary>
+        /// Набор объектов
+        /// </summary>
+        private readonly SetShipsGeneric<T> _setShips;
+        /// <summary>
+        /// Карта
+        /// </summary>
+        private readonly U _map;
+        /// <summary>
+        /// Конструктор
+        /// </summary>
+        /// <param name="picWidth"></param>
+        /// <param name="picHeight"></param>
+        /// <param name="map"></param>
+        public MapWithSetShipsGeneric(int picWidth, int picHeight, U map)
+        {
+            int width = picWidth / _placeSizeWidth;
+            int height = picHeight / _placeSizeHeight;
+            _setShips = new SetShipsGeneric<T>(width * height); 
+            _pictureWidth = picWidth;
+            _pictureHeight = picHeight;
+            _map = map;
+        }
+        /// <summary>
+        /// Перегрузка оператора сложения
+        /// </summary>
+        /// <param name="map"></param>
+        /// <param name="car"></param>
+        /// <returns></returns>
+        public static bool operator +(MapWithSetShipsGeneric<T, U> map, T ship)
+        {
+            return map._setShips.Insert(ship);
+        }
+        /// <summary>
+        /// Перегрузка оператора вычитания
+        /// </summary>
+        /// <param name="map"></param>
+        /// <param name="position"></param>
+        /// <returns></returns>
+        public static bool operator -(MapWithSetShipsGeneric<T, U> map, int position)
+        {
+            return map._setShips.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);
+            DrawShips(gr);
+            return bmp;
+        }
+        /// <summary>
+        /// Просмотр объекта на карте
+        /// </summary>
+        /// <returns></returns>
+        public Bitmap ShowOnMap()
+        {
+            Shaking();
+            for (int i = 0; i < _setShips.Count; i++)
+            {
+                var ship = _setShips.Get(i);
+                if (ship != null)
+                {
+                    return _map.CreateMap(_pictureWidth, _pictureHeight, ship);
+                }
+            }
+            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 = _setShips.Count - 1;
+            for (int i = 0; i < _setShips.Count; i++)
+            {
+                if (_setShips.Get(i) == null)
+                {
+                    for (; j > i; j--)
+                    {
+                        var ship = _setShips.Get(j);
+                        if (ship != null)
+                        {
+                            _setShips.Insert(ship, i);
+                            _setShips.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.Brown, 3);
+            g.FillRectangle(Brushes.Aqua, 0, 0, _pictureWidth, _pictureHeight);
+            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 / 2, j * _placeSizeHeight);
+                }
+                g.DrawLine(pen, i * _placeSizeWidth, 0, i * _placeSizeWidth, (_pictureHeight / _placeSizeHeight) * _placeSizeHeight);
+            }
+        }
+        /// <summary>
+        /// Метод прорисовки объектов
+        /// </summary>
+        /// <param name="g"></param>
+        private void DrawShips(Graphics g)
+        {
+            for (int i = 0; i < _setShips.Count; i++)
+            {
+               //TODO установка позиции
+            }
+        }
+    }
+}

ContainerShip/ContainerShip/SetShipsGeneric.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ContainerShip
+{
+    internal class SetShipsGeneric<T>
+    where T: class
+    {
+        /// <summary>
+		/// Массив объектов, которые храним
+		/// </summary>
+		private readonly T[] _places;
+        /// <summary>
+        /// Количество объектов в массиве
+        /// </summary>
+        public int Count => _places.Length;
+        /// <summary>
+        /// Конструктор
+        /// </summary>
+        /// <param name="count"></param>
+        public SetShipsGeneric(int count)
+        {
+            _places = new T[count];
+        }
+        /// <summary>
+        /// Добавление объекта в набор
+        /// </summary>
+        /// <param name="car">Добавляемый автомобиль</param>
+        /// <returns></returns>
+        public bool Insert(T ship)
+        {
+            return Insert(ship, 0);
+        }
+        /// <summary>
+        /// Добавление объекта в набор на конкретную позицию
+        /// </summary>
+        /// <param name="ship">Добавляемый корабль</param>
+        /// <param name="position">Позиция</param>
+        /// <returns></returns>
+        public bool Insert(T ship, int position)
+        {   
+            if (position < 0 || position >= _places.Length)
+            {
+                return false;
+            }
+            if (_places[position] == null)
+            {
+
+                _places[position] = ship;
+            }
+            else
+            {
+                int freePlace = -1;
+                for (int i = position; i < _places.Length; i++)
+                {
+                    if (_places[i] == null)
+                    {
+                        freePlace = i;
+                    }
+                }
+                if (freePlace == -1)
+                {
+                    return false;
+                }
+                else
+                {
+                    for (int i = freePlace; i > position; i--)
+                    {
+                        T buf = _places[i];
+                        _places[i] = _places[i - 1];
+                        _places[i - 1] = buf;
+                    }
+                    _places[position] = ship;
+                }
+            }
+            return true;
+        }
+        /// <summary>
+        /// Удаление объекта из набора с конкретной позиции
+        /// </summary>
+        /// <param name="position"></param>
+        /// <returns></returns>
+        public bool Remove(int position)
+        {
+            if (position < 0 || position >= _places.Length)
+            {
+                return false;
+            }
+            _places[position] = null;
+            return true;
+        }
+        /// <summary>
+        /// Получение объекта из набора по позиции
+        /// </summary>
+        /// <param name="position"></param>
+        /// <returns></returns>
+        public T Get(int position)
+        {
+            if (position < 0 || position >= _places.Length)
+            {
+                return null;
+            }
+            return _places[position];
+        }
+    }
+}