lab3

Sailboat/FormMapWithSetBoats.cs

@@ -60,9 +60,9 @@ namespace Sailboat
                     return;
                 }
 
-                DrawingObjectBoat bus = new(form.SelectedBoat);
+                DrawingObjectBoat boat = new(form.SelectedBoat);
 
-                if (_mapBoatsCollectionGeneric + bus != -1)
+                if (_mapBoatsCollectionGeneric + boat != -1)
                 {
                     MessageBox.Show("Объект добавлен");
                     pictureBox.Image = _mapBoatsCollectionGeneric.ShowSet();

Sailboat/MapWithSetBoatsGeneric.cs

@@ -49,9 +49,13 @@ namespace Sailboat
         public Bitmap ShowOnMap()
         {
             Shaking();
-            foreach (var boat in _setBoats.GetBoats())
+            for (int i = 0; i < _setBoats.Count; i++)
             {
-                return _map.CreateMap(_pictureWidth, _pictureHeight, boat);
+                var ship = _setBoats.Get(i);
+                if (ship != null)
+                {
+                    return _map.CreateMap(_pictureWidth, _pictureHeight, ship);
+                }
             }
             return new(_pictureWidth, _pictureHeight);
         }
@@ -112,26 +116,22 @@ namespace Sailboat
             int currentWidth = 0;
             int currentHeight = 0;
 
-            foreach (var machine in _setBoats.GetBoats())
+            for (int i = 0; i < _setBoats.Count; i++)
             {
-                int dop = 0;
-                if (currentWidth > 0 && currentHeight > 0)
-                {
-                    dop = 30;
-                }
 
-                machine.SetObject(currentWidth * _placeSizeWidth + dop,
-                    currentHeight * _placeSizeHeight + dop,
+                _setBoats.Get(i)?.SetObject(currentWidth * _placeSizeWidth,
+                    currentHeight * _placeSizeHeight,
                     _pictureWidth, _pictureHeight);
-                machine?.DrawingObject(g);
+                _setBoats.Get(i)?.DrawingObject(g);
+
                 if (currentWidth < width - 1)
                 {
                     currentWidth++;
                 }
                 else
                 {
-                    currentWidth = 0;
                     currentHeight++;
+                    currentWidth = 0;
                 }
                 if (currentHeight > height) return;
             }

Sailboat/SetBoatsGeneric.cs

@@ -8,96 +8,62 @@ namespace Sailboat
 {
     class SetBoatsGeneric<T> where T : class 
     {
-        private readonly List<T> _places;
-        private readonly int _maxCount;
+        private readonly T[] _places;
 
-        public int Count => _places.Count;
+        public int Count => _places.Length;
         private int BusyPlaces = 0;
 
         public SetBoatsGeneric(int count)
         {
-            _maxCount = count;
-            _places = new List<T>();
+            _places = new T[count]; ;
         }
 
         public int Insert(T boat)
         {
-            if (Count + 1 <= _maxCount) return Insert(boat, 0);
-            else return -1;
+            return Insert(boat, 0);
         }
 
         public int Insert(T boat, int position)
         {
-            if (position >= _maxCount && position < 0)
+            if (position < 0 || position >= _places.Length)
             {
                 return -1;
             }
-
-            _places.Insert(position, boat);
-
+            BusyPlaces++;
+            while (_places[position] != null)
+            {
+                for (int i = 0; i < BusyPlaces; i++)
+                {
+                    if (_places[i] == null && _places[i - 1] != null)
+                    {
+                        _places[i] = _places[i - 1];
+                        _places[i - 1] = null;
+                    }
+                }
+            }
+            _places[position] = boat;
             return position;
         }
 
         public T Remove(int position)
         {
-            if (position < _maxCount && position >= 0)
+            if (position < 0 || position >= _places.Length)
             {
-                if (_places.ElementAt(position) != null)
-                {
-                    T result = _places.ElementAt(position);
-
-                    _places.RemoveAt(position);
-
-                    return result;
-                }
                 return null;
             }
-            return null;
+            BusyPlaces--;
+            T boat = _places[position];
+            _places[position] = null;
+            return boat;
         }
 
         public T Get(int position)
         {
-            if (position < 0 || position >= _places.Count) return null;
-            return _places[position];
-        }
-        /// <summary>
-		/// Получение объекта из набора по позиции
-		/// </summary>
-		/// <param name="position"></param>
-		/// <returns></returns>
-		public T this[int position]
-        {
-            get
+            if (position < 0 || position >= _places.Length)
             {
-                if (position < _maxCount && position >= 0)
-                {
-                    return _places.ElementAt(position);
-                }
-
                 return null;
             }
-            set
-            {
-                if (position < _maxCount && position >= 0)
-                {
-                    Insert(this[position], position);
-                }
-            }
-        }
-
-        public IEnumerable<T> GetBoats()
-        {
-            foreach (var boat in _places)
-            {
-                if (boat != null)
-                {
-                    yield return boat;
-                }
-                else
-                {
-                    yield break;
-                }
-            }
+            return _places[position];
         }
     }
 }