82 lines
2.8 KiB
C#
82 lines
2.8 KiB
C#
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namespace ProjectTank.Generics
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{
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/// <summary>
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/// Параметризованный набор объектов
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/// </summary>
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/// <typeparam name="T"></typeparam>
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internal class SetGeneric<T> where T : class
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{
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/// <summary>
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/// Массив объектов, которые храним
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/// </summary>
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private readonly T?[] _places;
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/// <summary>
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/// Количество объектов в массиве
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/// </summary>
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public int Count => _places.Length;
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/// <summary>
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/// Конструктор
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/// </summary>
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/// <param name="count"></param>
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public SetGeneric(int count)
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{
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_places = new T?[count];
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}
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/// <summary>
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/// Добавление объекта в набор
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/// </summary>
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/// <param name="tank">Добавляемый автомобиль</param>
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/// <returns></returns>
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public int Insert(T tank)
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{
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if (_places[Count-1] != null)
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return -1;
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return Insert(tank, 0);
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}
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/// <summary>
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/// Добавление объекта в набор на конкретную позицию
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/// </summary>
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/// <param name="tank">Добавляемый автомобиль</param>
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/// <param name="position">Позиция</param>
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/// <returns></returns>
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public int Insert(T tank, int position)
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{
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if (!(position >= 0 && position < Count)) return -1;
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if (_places[position] != null)
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{
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int ind = position;
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while (ind < Count && _places[ind] != null)
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ind++;
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if (ind == Count)
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return -1;
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for (int i = ind - 1; i >= position; i--)
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_places[i + 1] = _places[i];
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}
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_places[position] = tank;
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return position;
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}
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/// <summary>
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/// Удаление объекта из набора с конкретной позиции
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/// </summary>
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/// <param name="position"></param>
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/// <returns></returns>
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public bool Remove(int position)
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{
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if (!(position >= 0 && position < Count) || _places[position] == null)
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return false;
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_places[position] = null;
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return true;
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}
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/// <summary>
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/// Получение объекта из набора по позиции
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/// </summary>
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/// <param name="position"></param>
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/// <returns></returns>
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public T? Get(int position)
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{
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if (!(position >= 0 && position < Count)) return null;
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return _places[position];
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}
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}
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}
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