Этап 2. Класс MapColection

AircraftCarrier/AircraftCarrier/MapWithSetWarshipsGeneric.cs

@@ -151,7 +151,8 @@ namespace AircraftCarrier
             {
                 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 + 20, j * _placeSizeHeight + 2, i * _placeSizeWidth + (int)(_placeSizeWidth * 0.8), j * _placeSizeHeight + 2);
+                    g.DrawLine(pen, i * _placeSizeWidth + (int)(_placeSizeWidth * 0.8), j * _placeSizeHeight + 2, i * _placeSizeWidth * 2, j * _placeSizeHeight * 2);
                 }
                 g.DrawLine(pen, i * _placeSizeWidth, 0, i * _placeSizeWidth, (_pictureHeight / _placeSizeHeight) * _placeSizeHeight);
             }

AircraftCarrier/AircraftCarrier/MapsCollection.cs

@@ -0,0 +1,69 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AircraftCarrier
+{
+    internal class MapsCollection
+    {
+        /// <summary>
+        /// Словарь (хранилище) с картами
+        /// </summary>
+        readonly Dictionary<string, MapWithSetWarshipsGeneric<DrawingObjectWarship, AbstractMap>> _mapStorages;
+        /// <summary>
+        /// Возвращение списка названий карт
+        /// </summary>
+        public List<string> Keys => _mapStorages.Keys.ToList();
+        /// <summary>
+        /// Ширина окна отрисовки
+        /// </summary>
+        private readonly int _pictureWidth;
+        /// <summary>
+        /// Высота окна отрисовки
+        /// </summary>
+        private readonly int _pictureHeight;
+        /// <summary>
+        /// Конструктор
+        /// </summary>
+        /// <param name="pictureWidth"></param>
+        /// <param name="pictureHeight"></param>
+        public MapsCollection(int pictureWidth, int pictureHeight)
+        {
+            _mapStorages = new Dictionary<string, MapWithSetWarshipsGeneric<DrawingObjectWarship, AbstractMap>>();
+            _pictureWidth = pictureWidth;
+            _pictureHeight = pictureHeight;
+        }
+        /// <summary>
+        /// Добавление карты
+        /// </summary>
+        /// <param name="name">Название карты</param>
+        /// <param name="map">Карта</param>
+        public void AddMap(string name, AbstractMap map)
+        {
+            _mapStorages.Add(name, new(_pictureWidth, _pictureHeight, map));
+        }
+        /// <summary>
+        /// Удаление карты
+        /// </summary>
+        /// <param name="name">Название карты</param>
+        public void DelMap(string name)
+        {
+            _mapStorages.Remove(name);
+        }
+        /// <summary>
+        /// Доступ к докам
+        /// </summary>
+        /// <param name="ind"></param>
+        /// <returns></returns>
+        public MapWithSetWarshipsGeneric<DrawingObjectWarship, AbstractMap> this[string ind]
+        {
+            get
+            {
+                _mapStorages.TryGetValue(ind, out var MapWithSetWarshipsGeneric);
+                return MapWithSetWarshipsGeneric;
+            }
+        }
+    }
+}