половина лабы 3

ProjectCar/ProjectCar/CollectionGenericObjects/AbstractCompany.cs

@@ -0,0 +1,123 @@
+using ProjectGasMachine.Drawnings;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ProjectGasMachine.CollectionGenericObjects;
+
+/// <summary>
+/// Абстракция компании, хранящий коллекцию автомобилей
+/// </summary>
+public abstract class AbstractCompany
+{
+    /// <summary>
+    /// Размер места (ширина)
+    /// </summary>
+    protected readonly int _placeSizeWidth = 280;
+
+    /// <summary>
+    /// Размер места (высота)
+    /// </summary>
+    protected readonly int _placeSizeHeight = 80;
+
+    /// <summary>
+    /// Ширина окна
+    /// </summary>
+    protected readonly int _pictureWidth;
+
+    /// <summary>
+    /// Высота окна
+    /// </summary>
+    protected readonly int _pictureHeight;
+
+    /// <summary>
+    /// Коллекция автомобилей
+    /// </summary>
+    protected ICollectionGenericObjects<DrawningMachine>? _collection = null;
+
+    /// <summary>
+    /// Вычисление максимального количества элементов, который можно разместить в окне
+    /// </summary>
+    private int GetMaxCount => _pictureWidth * _pictureHeight / (_placeSizeWidth * _placeSizeHeight);
+
+    /// <summary>
+    /// Конструктор
+    /// </summary>
+    /// <param name="picWidth">Ширина окна</param>
+    /// <param name="picHeight">Высота окна</param>
+    /// <param name="collection">Коллекция автомобилей</param>
+    public AbstractCompany(int picWidth, int picHeight, ICollectionGenericObjects<DrawningMachine> collection)
+    {
+        _pictureWidth = picWidth;
+        _pictureHeight = picHeight;
+        _collection = collection;
+        _collection.SetMaxCount = GetMaxCount;
+    }
+
+    /// <summary>
+    /// Перегрузка оператора сложения для класса
+    /// </summary>
+    /// <param name="company">Компания</param>
+    /// <param name="machine">Добавляемый объект</param>
+    /// <returns></returns>
+    public static int operator +(AbstractCompany company, DrawningMachine machine)
+    {
+        return company._collection.Insert(machine);
+    }
+
+    /// <summary>
+    /// Перегрузка оператора удаления для класса
+    /// </summary>
+    /// <param name="company">Компания</param>
+    /// <param name="position">Номер удаляемого объекта</param>
+    /// <returns></returns>
+    public static DrawningMachine? operator -(AbstractCompany company, int position)
+    {
+        return company._collection?.Remove(position);
+    }
+
+
+
+    /// <summary>
+    /// Получение случайного объекта из коллекции
+    /// </summary>
+    /// <returns></returns>
+    public DrawningMachine? GetRandomObject()
+    {
+        Random rnd = new();
+        return _collection?.Get(rnd.Next(GetMaxCount));
+    }
+
+    /// <summary>
+    /// Вывод всей коллекции
+    /// </summary>
+    /// <returns></returns>
+    public Bitmap? Show()
+    {
+        Bitmap bitmap = new(_pictureWidth, _pictureHeight);
+        Graphics graphics = Graphics.FromImage(bitmap);
+        DrawBackground(graphics);
+
+        SetObjectsPosition();
+        for (int i = 0; i < (_collection?.Count ?? 0); ++i)
+        {
+            DrawningMachine? obj = _collection?.Get(i);
+            obj?.DrawTransport(graphics);
+        }
+
+        return bitmap;
+    }
+
+    /// <summary>
+    /// Вывод заднего фона
+    /// </summary>
+    /// <param name="g"></param>
+    protected abstract void DrawBackground(Graphics g);
+
+    /// <summary>
+    /// Расстановка объектов
+    /// </summary>
+    protected abstract void SetObjectsPosition();
+}

ProjectCar/ProjectCar/CollectionGenericObjects/MachineSharingService.cs

@@ -0,0 +1,25 @@
+using ProjectGasMachine.Drawnings;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ProjectGasMachine.CollectionGenericObjects;
+
+public class MachineSharingService : AbstractCompany
+{
+    public MachineSharingService(int picWidth, int picHeight, ICollectionGenericObjects<DrawningMachine> collection) : base(picWidth, picHeight, collection)
+    {
+    }
+
+    protected override void DrawBackground(Graphics g)
+    {
+        throw new NotImplementedException();
+    }
+
+    protected override void SetObjectsPosition()
+    {
+        throw new NotImplementedException();
+    }
+}

ProjectCar/ProjectCar/CollectionGenericObjects/MassiveGenericObjects.cs

@@ -0,0 +1,97 @@
+namespace ProjectGasMachine.CollectionGenericObjects;
+
+/// <summary>
+/// Параметризованный набор объектов
+/// </summary>
+/// <typeparam name="T">Параметр: ограничение - ссылочный тип</typeparam>
+public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
+    where T : class
+{
+    /// <summary>
+    /// массив объектов, которые храним
+    /// </summary>
+    private T?[] _collection;
+
+
+    public int Count => _collection.Length;
+
+    public int SetMaxCount { set { if (value > 0) { _collection = new T?[value]; } } }
+
+    /// <summary>
+    /// конструктор
+    /// </summary>
+    public MassiveGenericObjects() 
+    {
+        _collection = Array.Empty<T?>();
+    }
+
+    public T? Get(int position)
+    {
+        if (position < 0 || position > Count)
+        {
+            return null;
+        }
+        return _collection[position];
+    }
+
+   
+    public int Insert(T obj)
+    {
+        // TODO вставка в свободное место набора
+        for (int i = 0; i < Count; i++)
+        {
+            if (_collection[i] == null)
+            {
+                _collection[i] = obj;
+                return i;
+            }
+        }
+        return -1;
+    }
+    public int Insert(T obj, int position)
+    {
+        if (position < 0 || position > Count)
+        {
+            return -1;
+        }
+
+        if (_collection[position] == null)
+        {
+            _collection[position] = obj;
+            return position;
+        }
+
+        for (int i = position + 1; i < Count; i++)
+        {
+            if (_collection[i] == null)
+            {
+                _collection[i] = obj;
+                return position;
+            }
+        }
+
+        for (int i = position - 1; i >= 0; i--)
+        {
+            if (_collection[i] == null)
+            {
+                _collection[i] = obj;
+                return position;
+            }
+        }
+
+        return -1;
+    }
+
+
+    public T? Remove(int position)
+    {
+        if (position < 0 || position > Count || _collection[position] == null)
+        {
+            return null;
+        }
+
+        T? obj = _collection[position];
+        _collection[position] = null;
+        return obj;
+    }
+}