Добавлена карта с рельсами.

Locomotive/Locomotive/FormMap.Designer.cs

@@ -160,7 +160,8 @@
             this.comboBoxSelectorMap.FormattingEnabled = true;
             this.comboBoxSelectorMap.Items.AddRange(new object[] {
             "Простая карта",
-            "Карта с шипами"});
+            "Карта с шипами",
+            "Карта с рельсами"});
             this.comboBoxSelectorMap.Location = new System.Drawing.Point(12, 12);
             this.comboBoxSelectorMap.Name = "comboBoxSelectorMap";
             this.comboBoxSelectorMap.Size = new System.Drawing.Size(151, 28);

Locomotive/Locomotive/FormMap.cs

@@ -89,6 +89,9 @@ namespace Locomotive
                 case "Карта с шипами":
                     _abstractMap = new SpikeMap();
                     break;
+                case "Карта с рельсами":
+                    _abstractMap = new RailroadMap();
+                    break;
 
             }
         }

Locomotive/Locomotive/RailroadMap.cs

@@ -0,0 +1,62 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Locomotive
+{
+    internal class RailroadMap : AbstractMap
+    {
+        /// Цвет участка закрытого
+        private readonly Brush barrierColor = new SolidBrush(Color.Black);
+        /// Цвет участка открытого
+        private readonly Brush roadColor = new SolidBrush(Color.Gray);
+
+        protected override void DrawBarrierPart(Graphics g, int i, int j)
+        {
+            g.FillRectangle(barrierColor, i * _size_x, j * _size_y, i * (_size_x +
+           1), j * (_size_y + 1));
+        }
+
+        protected override void DrawRoadPart(Graphics g, int i, int j)
+        {
+            g.FillRectangle(roadColor, i * _size_x, j * _size_y, i * (_size_x +
+           1), j * (_size_y + 1));
+        }
+
+        protected override void GenerateMap()
+        {
+            _map = new int[100, 100];
+            _size_x = (float)_width / _map.GetLength(0);
+            _size_y = (float)_height / _map.GetLength(1);
+            int counter = 0;
+            for (int i = 0; i < _map.GetLength(0); ++i)
+            {
+                for (int j = 0; j < _map.GetLength(1); ++j)
+                {
+                    _map[i, j] = _freeRoad;
+                }
+            }
+            while (counter < 1)
+            {
+                int y = _random.Next(0, 95);
+                
+                for(int x = 0; x < 99; x++)
+                {
+                    _map[x, y] = _barrier;
+                    _map[x, y + 5] = _barrier;
+
+                    if (x % 5 == 0)
+                    {
+                        _map[x, y + 1] = _barrier;
+                        _map[x, y + 2] = _barrier;
+                        _map[x, y + 3] = _barrier;
+                        _map[x, y + 4] = _barrier;
+                    }
+                }
+                counter += 1;
+            }
+        }
+    }
+}