Залил лаб4
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3e84994000
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@ -73,7 +73,7 @@ namespace Trolleybus.Generics
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/// <returns></returns>
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/// <returns></returns>
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public static bool operator -(BusesGenericCollection<T, U> collect, int pos)
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public static bool operator -(BusesGenericCollection<T, U> collect, int pos)
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{
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{
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T? obj = collect._collection.Get(pos);
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T? obj = collect._collection[pos];
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if (obj != null)
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if (obj != null)
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{
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{
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collect._collection.Remove(pos);
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collect._collection.Remove(pos);
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@ -90,7 +90,7 @@ namespace Trolleybus.Generics
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/// <returns></returns>
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/// <returns></returns>
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public U? GetU(int pos)
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public U? GetU(int pos)
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{
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{
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return (U?)_collection.Get(pos)?.GetMoveableObject;
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return (U?)_collection[pos]?.GetMoveableObject;
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}
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}
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/// <summary>
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/// <summary>
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/// Вывод всего набора объектов
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/// Вывод всего набора объектов
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@ -134,9 +134,8 @@ namespace Trolleybus.Generics
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{
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{
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int i = 0;
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int i = 0;
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int j = _pictureWidth / _placeSizeWidth - 1;
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int j = _pictureWidth / _placeSizeWidth - 1;
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for (int k = 0; k < _collection.Count; k++)
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foreach (var bus in _collection.GetBuses())
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{
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{
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DrawingBus bus = _collection.Get(k);
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if (bus != null)
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if (bus != null)
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{
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{
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bus.SetPosition(j * (_placeSizeWidth + 10) + 5, i * (_placeSizeHeight) + 10);
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bus.SetPosition(j * (_placeSizeWidth + 10) + 5, i * (_placeSizeHeight) + 10);
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@ -149,7 +148,6 @@ namespace Trolleybus.Generics
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j = _pictureWidth / _placeSizeWidth - 1;
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j = _pictureWidth / _placeSizeWidth - 1;
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i++;
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i++;
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}
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}
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}
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}
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}
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}
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}
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}
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89
Trolleybus/Trolleybus/BusesGenericStorage.cs
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89
Trolleybus/Trolleybus/BusesGenericStorage.cs
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@ -0,0 +1,89 @@
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using Trolleybus.DrawingObjects;
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using Trolleybus.MovementStrategy;
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namespace Trolleybus.Generics
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{
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internal class BusesGenericStorage
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{
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/// <summary>
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/// Словарь (хранилище)
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/// </summary>
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readonly Dictionary<string, BusesGenericCollection<DrawingBus, DrawingObjectBus>> _busStorages;
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/// <summary>
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/// Возвращение списка названий наборов
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/// </summary>
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public List<string> Keys => _busStorages.Keys.ToList();
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/// <summary>
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/// Ширина окна отрисовки
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/// </summary>
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private readonly int _pictureWidth;
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/// <summary>
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/// Высота окна отрисовки
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/// </summary>
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private readonly int _pictureHeight;
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/// <summary>
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/// Конструктор
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/// </summary>
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/// <param name="pictureWidth"></param>
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/// <param name="pictureHeight"></param>
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public BusesGenericStorage(int pictureWidth, int pictureHeight)
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{
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_busStorages = new Dictionary<string, BusesGenericCollection<DrawingBus, DrawingObjectBus>>();
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_pictureWidth = pictureWidth;
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_pictureHeight = pictureHeight;
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}
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/// <summary>
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/// Добавление набора
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/// </summary>
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/// <param name="name">Название набора</param>
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public void AddSet(string name)
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{
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// проверка, существует ли набор с таким ключём
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if (_busStorages.ContainsKey(name))
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{
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return;
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}
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var busCollection = new BusesGenericCollection<DrawingBus, DrawingObjectBus>(_pictureWidth, _pictureHeight);
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_busStorages.Add(name, busCollection);
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}
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/// <summary>
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/// Удаление набора
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/// </summary>
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/// <param name="name">Название набора</param>
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public void DelSet(string name)
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{
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if (_busStorages.ContainsKey(name))
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{
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_busStorages.Remove(name);
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}
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}
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/// <summary>
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/// Доступ к набору
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/// </summary>
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/// <param name="ind"></param>
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/// <returns></returns>
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public BusesGenericCollection<DrawingBus, DrawingObjectBus>? this[string ind]
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{
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get
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{
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if (!_busStorages.ContainsKey(ind))
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{
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return null;
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}
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return _busStorages[ind];
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}
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}
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}
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}
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@ -18,14 +18,78 @@ namespace Trolleybus
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/// <summary>
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/// <summary>
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/// Набор объектов
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/// Набор объектов
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/// </summary>
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/// </summary>
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private readonly BusesGenericCollection<DrawingBus, DrawingObjectBus> _buses;
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private readonly BusesGenericStorage _storage;
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/// <summary>
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/// <summary>
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/// Конструктор
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/// Конструктор
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/// </summary>
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/// </summary>
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public FormBusesCollection()
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public FormBusesCollection()
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{
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{
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InitializeComponent();
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InitializeComponent();
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_buses = new BusesGenericCollection<DrawingBus, DrawingObjectBus>(pictureBoxCollection.Width, pictureBoxCollection.Height);
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_storage = new BusesGenericStorage(pictureBoxCollection.Width, pictureBoxCollection.Height);
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}
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/// <summary>
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/// Заполнение listBoxObjects
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/// </summary>
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private void ReloadObjects()
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{
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int index = listBoxSets.SelectedIndex;
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listBoxSets.Items.Clear();
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for (int i = 0; i < _storage.Keys.Count; i++)
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{
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listBoxSets.Items.Add(_storage.Keys[i]);
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}
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if (listBoxSets.Items.Count > 0 && (index == -1 || index >= listBoxSets.Items.Count))
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{
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listBoxSets.SelectedIndex = 0;
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}
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else if (listBoxSets.Items.Count > 0 && index > -1 && index < listBoxSets.Items.Count)
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{
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listBoxSets.SelectedIndex = index;
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}
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}
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/// <summary>
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/// Добавление набора в коллекцию
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/// </summary>
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/// <param name="sender"></param>
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/// <param name="e"></param>
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private void ButtonAddSetOfObjects_Click(object sender, EventArgs e)
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{
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if (string.IsNullOrEmpty(textBoxNameOfSet.Text))
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{
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MessageBox.Show("Не все данные заполнены", "Ошибка",
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MessageBoxButtons.OK, MessageBoxIcon.Error);
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return;
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}
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_storage.AddSet(textBoxNameOfSet.Text);
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ReloadObjects();
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}
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/// <summary>
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/// Выбор набора
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/// </summary>
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/// <param name="sender"></param>
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/// <param name="e"></param>
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private void ListBoxSets_SelectedIndexChanged(object sender, EventArgs e)
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{
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pictureBoxCollection.Image = _storage[listBoxSets.SelectedItem?.ToString() ?? string.Empty]?.ShowBuses();
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}
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/// <summary>
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/// Удаление набора
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/// </summary>
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/// <param name="sender"></param>
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/// <param name="e"></param>
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private void ButtonDeleteSetOfObjects_Click(object sender, EventArgs e)
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{
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if (listBoxSets.SelectedIndex == -1)
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{
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return;
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}
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if (MessageBox.Show($"Удалить объект {listBoxSets.SelectedItem}?", "Удаление",
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MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
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{
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_storage.DelSet(listBoxSets.SelectedItem.ToString() ?? string.Empty);
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ReloadObjects();
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}
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}
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}
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/// <summary>
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/// <summary>
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/// Добавление объекта в набор
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/// Добавление объекта в набор
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@ -34,13 +98,23 @@ namespace Trolleybus
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/// <param name="e"></param>
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/// <param name="e"></param>
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private void ButtonAddBus_Click(object sender, EventArgs e)
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private void ButtonAddBus_Click(object sender, EventArgs e)
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{
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{
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if (listBoxSets.SelectedIndex == -1)
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{
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return;
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}
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var obj = _storage[listBoxSets.SelectedItem.ToString() ?? string.Empty];
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if (obj == null)
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{
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return;
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}
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FormTrolleybus form = new FormTrolleybus();
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FormTrolleybus form = new FormTrolleybus();
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if (form.ShowDialog() == DialogResult.OK)
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if (form.ShowDialog() == DialogResult.OK)
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{
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{
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if (_buses + form.SelectedBus != -1)
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if (obj + form.SelectedBus != -1)
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{
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{
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MessageBox.Show("Объект добавлен");
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MessageBox.Show("Объект добавлен");
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pictureBoxCollection.Image = _buses.ShowBuses();
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pictureBoxCollection.Image = obj.ShowBuses();
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}
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}
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else
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else
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{
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{
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@ -55,6 +129,15 @@ namespace Trolleybus
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/// <param name="e"></param>
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/// <param name="e"></param>
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private void ButtonRemoveBus_Click(object sender, EventArgs e)
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private void ButtonRemoveBus_Click(object sender, EventArgs e)
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{
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{
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if (listBoxSets.SelectedIndex == -1)
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{
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return;
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}
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var obj = _storage[listBoxSets.SelectedItem.ToString() ?? string.Empty];
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if (obj == null)
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{
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return;
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}
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if (MessageBox.Show("Удалить объект?", "Удаление",
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if (MessageBox.Show("Удалить объект?", "Удаление",
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MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.No)
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MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.No)
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{
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{
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@ -66,10 +149,10 @@ namespace Trolleybus
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pos_string = "0";
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pos_string = "0";
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}
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}
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int pos = Convert.ToInt32(pos_string);
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int pos = Convert.ToInt32(pos_string);
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if (_buses - pos)
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if (obj - pos)
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{
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{
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MessageBox.Show("Объект удален");
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MessageBox.Show("Объект удален");
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pictureBoxCollection.Image = _buses.ShowBuses();
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pictureBoxCollection.Image = obj.ShowBuses();
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}
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}
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else
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else
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{
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{
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@ -83,19 +166,34 @@ namespace Trolleybus
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/// <param name="e"></param>
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/// <param name="e"></param>
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private void ButtonRefreshCollection_Click(object sender, EventArgs e)
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private void ButtonRefreshCollection_Click(object sender, EventArgs e)
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{
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{
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pictureBoxCollection.Image = _buses.ShowBuses();
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if (listBoxSets.SelectedIndex == -1)
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{
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return;
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}
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var obj = _storage[listBoxSets.SelectedItem.ToString() ?? string.Empty];
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if (obj == null)
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{
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return;
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}
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pictureBoxCollection.Image = obj.ShowBuses();
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}
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}
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private void InitializeComponent()
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private void InitializeComponent()
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{
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{
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pictureBoxCollection = new PictureBox();
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pictureBoxCollection = new PictureBox();
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panelTools = new Panel();
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panelTools = new Panel();
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panelSets = new Panel();
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buttonDeleteSetOfObjects = new Button();
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textBoxNameOfSet = new TextBox();
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listBoxSets = new ListBox();
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buttonAddSetOfObjects = new Button();
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buttonRefreshCollection = new Button();
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buttonRefreshCollection = new Button();
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maskedTextBoxNumber = new MaskedTextBox();
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maskedTextBoxNumber = new MaskedTextBox();
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buttonRemoveBus = new Button();
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buttonRemoveBus = new Button();
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buttonAddBus = new Button();
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buttonAddBus = new Button();
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((System.ComponentModel.ISupportInitialize)pictureBoxCollection).BeginInit();
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((System.ComponentModel.ISupportInitialize)pictureBoxCollection).BeginInit();
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panelTools.SuspendLayout();
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panelTools.SuspendLayout();
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panelSets.SuspendLayout();
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SuspendLayout();
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SuspendLayout();
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//
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//
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// pictureBoxCollection
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// pictureBoxCollection
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@ -103,25 +201,77 @@ namespace Trolleybus
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pictureBoxCollection.Anchor = AnchorStyles.Top | AnchorStyles.Bottom | AnchorStyles.Left | AnchorStyles.Right;
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pictureBoxCollection.Anchor = AnchorStyles.Top | AnchorStyles.Bottom | AnchorStyles.Left | AnchorStyles.Right;
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pictureBoxCollection.Location = new Point(0, 0);
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pictureBoxCollection.Location = new Point(0, 0);
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pictureBoxCollection.Name = "pictureBoxCollection";
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pictureBoxCollection.Name = "pictureBoxCollection";
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pictureBoxCollection.Size = new Size(670, 453);
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pictureBoxCollection.Size = new Size(670, 553);
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pictureBoxCollection.TabIndex = 0;
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pictureBoxCollection.TabIndex = 0;
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pictureBoxCollection.TabStop = false;
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pictureBoxCollection.TabStop = false;
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//
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//
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// panelTools
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// panelTools
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//
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//
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panelTools.Anchor = AnchorStyles.Top | AnchorStyles.Bottom | AnchorStyles.Right;
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panelTools.Anchor = AnchorStyles.Top | AnchorStyles.Bottom | AnchorStyles.Right;
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panelTools.BorderStyle = BorderStyle.FixedSingle;
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panelTools.Controls.Add(panelSets);
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panelTools.Controls.Add(buttonRefreshCollection);
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panelTools.Controls.Add(buttonRefreshCollection);
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panelTools.Controls.Add(maskedTextBoxNumber);
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panelTools.Controls.Add(maskedTextBoxNumber);
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panelTools.Controls.Add(buttonRemoveBus);
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panelTools.Controls.Add(buttonRemoveBus);
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panelTools.Controls.Add(buttonAddBus);
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panelTools.Controls.Add(buttonAddBus);
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panelTools.Location = new Point(682, 0);
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panelTools.Location = new Point(682, 0);
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panelTools.Name = "panelTools";
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panelTools.Name = "panelTools";
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panelTools.Size = new Size(200, 453);
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panelTools.Size = new Size(200, 553);
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panelTools.TabIndex = 1;
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panelTools.TabIndex = 1;
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//
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//
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// panelSets
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//
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panelSets.Anchor = AnchorStyles.Top | AnchorStyles.Right;
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panelSets.BorderStyle = BorderStyle.FixedSingle;
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panelSets.Controls.Add(buttonDeleteSetOfObjects);
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panelSets.Controls.Add(textBoxNameOfSet);
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panelSets.Controls.Add(listBoxSets);
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panelSets.Controls.Add(buttonAddSetOfObjects);
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panelSets.Location = new Point(17, 11);
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panelSets.Name = "panelSets";
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panelSets.Size = new Size(170, 283);
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panelSets.TabIndex = 4;
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//
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// buttonDeleteSetOfObjects
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//
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buttonDeleteSetOfObjects.Location = new Point(3, 222);
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buttonDeleteSetOfObjects.Name = "buttonDeleteSetOfObjects";
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buttonDeleteSetOfObjects.Size = new Size(162, 45);
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buttonDeleteSetOfObjects.TabIndex = 3;
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buttonDeleteSetOfObjects.Text = "Удалить набор";
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buttonDeleteSetOfObjects.UseVisualStyleBackColor = true;
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buttonDeleteSetOfObjects.Click += ButtonDeleteSetOfObjects_Click;
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//
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// textBoxNameOfSet
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//
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textBoxNameOfSet.Location = new Point(3, 19);
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textBoxNameOfSet.Name = "textBoxNameOfSet";
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textBoxNameOfSet.Size = new Size(162, 27);
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textBoxNameOfSet.TabIndex = 2;
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//
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||||||
|
// listBoxSets
|
||||||
|
//
|
||||||
|
listBoxSets.FormattingEnabled = true;
|
||||||
|
listBoxSets.ItemHeight = 20;
|
||||||
|
listBoxSets.Location = new Point(3, 112);
|
||||||
|
listBoxSets.Name = "listBoxSets";
|
||||||
|
listBoxSets.Size = new Size(162, 104);
|
||||||
|
listBoxSets.TabIndex = 1;
|
||||||
|
listBoxSets.SelectedIndexChanged += ListBoxSets_SelectedIndexChanged;
|
||||||
|
//
|
||||||
|
// buttonAddSetOfObjects
|
||||||
|
//
|
||||||
|
buttonAddSetOfObjects.Location = new Point(3, 52);
|
||||||
|
buttonAddSetOfObjects.Name = "buttonAddSetOfObjects";
|
||||||
|
buttonAddSetOfObjects.Size = new Size(162, 45);
|
||||||
|
buttonAddSetOfObjects.TabIndex = 0;
|
||||||
|
buttonAddSetOfObjects.Text = "Добавить набор";
|
||||||
|
buttonAddSetOfObjects.UseVisualStyleBackColor = true;
|
||||||
|
buttonAddSetOfObjects.Click += ButtonAddSetOfObjects_Click;
|
||||||
|
//
|
||||||
// buttonRefreshCollection
|
// buttonRefreshCollection
|
||||||
//
|
//
|
||||||
buttonRefreshCollection.Location = new Point(17, 190);
|
buttonRefreshCollection.Location = new Point(17, 484);
|
||||||
buttonRefreshCollection.Name = "buttonRefreshCollection";
|
buttonRefreshCollection.Name = "buttonRefreshCollection";
|
||||||
buttonRefreshCollection.Size = new Size(170, 40);
|
buttonRefreshCollection.Size = new Size(170, 40);
|
||||||
buttonRefreshCollection.TabIndex = 3;
|
buttonRefreshCollection.TabIndex = 3;
|
||||||
@ -131,7 +281,7 @@ namespace Trolleybus
|
|||||||
//
|
//
|
||||||
// maskedTextBoxNumber
|
// maskedTextBoxNumber
|
||||||
//
|
//
|
||||||
maskedTextBoxNumber.Location = new Point(39, 76);
|
maskedTextBoxNumber.Location = new Point(39, 366);
|
||||||
maskedTextBoxNumber.Mask = "00";
|
maskedTextBoxNumber.Mask = "00";
|
||||||
maskedTextBoxNumber.Name = "maskedTextBoxNumber";
|
maskedTextBoxNumber.Name = "maskedTextBoxNumber";
|
||||||
maskedTextBoxNumber.Size = new Size(125, 27);
|
maskedTextBoxNumber.Size = new Size(125, 27);
|
||||||
@ -140,7 +290,7 @@ namespace Trolleybus
|
|||||||
//
|
//
|
||||||
// buttonRemoveBus
|
// buttonRemoveBus
|
||||||
//
|
//
|
||||||
buttonRemoveBus.Location = new Point(17, 125);
|
buttonRemoveBus.Location = new Point(17, 409);
|
||||||
buttonRemoveBus.Name = "buttonRemoveBus";
|
buttonRemoveBus.Name = "buttonRemoveBus";
|
||||||
buttonRemoveBus.Size = new Size(170, 40);
|
buttonRemoveBus.Size = new Size(170, 40);
|
||||||
buttonRemoveBus.TabIndex = 1;
|
buttonRemoveBus.TabIndex = 1;
|
||||||
@ -150,7 +300,7 @@ namespace Trolleybus
|
|||||||
//
|
//
|
||||||
// buttonAddBus
|
// buttonAddBus
|
||||||
//
|
//
|
||||||
buttonAddBus.Location = new Point(17, 12);
|
buttonAddBus.Location = new Point(17, 311);
|
||||||
buttonAddBus.Name = "buttonAddBus";
|
buttonAddBus.Name = "buttonAddBus";
|
||||||
buttonAddBus.Size = new Size(170, 40);
|
buttonAddBus.Size = new Size(170, 40);
|
||||||
buttonAddBus.TabIndex = 0;
|
buttonAddBus.TabIndex = 0;
|
||||||
@ -158,16 +308,18 @@ namespace Trolleybus
|
|||||||
buttonAddBus.UseVisualStyleBackColor = true;
|
buttonAddBus.UseVisualStyleBackColor = true;
|
||||||
buttonAddBus.Click += ButtonAddBus_Click;
|
buttonAddBus.Click += ButtonAddBus_Click;
|
||||||
//
|
//
|
||||||
// FormBusCollection
|
// FormBusesCollection
|
||||||
//
|
//
|
||||||
ClientSize = new Size(882, 453);
|
ClientSize = new Size(882, 553);
|
||||||
Controls.Add(panelTools);
|
Controls.Add(panelTools);
|
||||||
Controls.Add(pictureBoxCollection);
|
Controls.Add(pictureBoxCollection);
|
||||||
Name = "FormBusCollection";
|
Name = "FormBusesCollection";
|
||||||
Text = "Набор автобусов";
|
Text = "Набор автобусов";
|
||||||
((System.ComponentModel.ISupportInitialize)pictureBoxCollection).EndInit();
|
((System.ComponentModel.ISupportInitialize)pictureBoxCollection).EndInit();
|
||||||
panelTools.ResumeLayout(false);
|
panelTools.ResumeLayout(false);
|
||||||
panelTools.PerformLayout();
|
panelTools.PerformLayout();
|
||||||
|
panelSets.ResumeLayout(false);
|
||||||
|
panelSets.PerformLayout();
|
||||||
ResumeLayout(false);
|
ResumeLayout(false);
|
||||||
}
|
}
|
||||||
|
|
||||||
@ -176,6 +328,12 @@ namespace Trolleybus
|
|||||||
private Button buttonRefreshCollection;
|
private Button buttonRefreshCollection;
|
||||||
private MaskedTextBox maskedTextBoxNumber;
|
private MaskedTextBox maskedTextBoxNumber;
|
||||||
private Button buttonRemoveBus;
|
private Button buttonRemoveBus;
|
||||||
|
private Panel panelSets;
|
||||||
|
private Button buttonAddSetOfObjects;
|
||||||
|
private ListBox listBoxSets;
|
||||||
|
private TextBox textBoxNameOfSet;
|
||||||
|
private Button buttonDeleteSetOfObjects;
|
||||||
private Button buttonAddBus;
|
private Button buttonAddBus;
|
||||||
|
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
@ -14,20 +14,25 @@ namespace Trolleybus.Generics
|
|||||||
where T : class
|
where T : class
|
||||||
{
|
{
|
||||||
/// <summary>
|
/// <summary>
|
||||||
/// Массив объектов, которые храним
|
/// Список объектов, которые храним
|
||||||
/// </summary>
|
/// </summary>
|
||||||
private readonly T?[] _places;
|
private readonly List<T>? _places;
|
||||||
/// <summary>
|
/// <summary>
|
||||||
/// Количество объектов в массиве
|
/// Количество объектов в списке
|
||||||
/// </summary>
|
/// </summary>
|
||||||
public int Count => _places.Length;
|
public int Count => _places.Count;
|
||||||
|
/// <summary>
|
||||||
|
/// Максимальное количество объектов в списке
|
||||||
|
/// </summary>
|
||||||
|
private readonly int _maxCount;
|
||||||
/// <summary>
|
/// <summary>
|
||||||
/// Конструктор
|
/// Конструктор
|
||||||
/// </summary>
|
/// </summary>
|
||||||
/// <param name="count"></param>
|
/// <param name="count"></param>
|
||||||
public SetGeneric(int count)
|
public SetGeneric(int count)
|
||||||
{
|
{
|
||||||
_places = new T?[count];
|
_maxCount = count;
|
||||||
|
_places = new List<T?>(count);
|
||||||
}
|
}
|
||||||
/// <summary>
|
/// <summary>
|
||||||
/// Добавление объекта в начало набора
|
/// Добавление объекта в начало набора
|
||||||
@ -36,36 +41,15 @@ namespace Trolleybus.Generics
|
|||||||
/// <returns></returns>
|
/// <returns></returns>
|
||||||
public int Insert(T bus)
|
public int Insert(T bus)
|
||||||
{
|
{
|
||||||
if (_places[0] == null)
|
if (Count + 1 <= _maxCount)
|
||||||
{
|
{
|
||||||
_places[0] = bus;
|
_places.Insert(0, bus);
|
||||||
//0 в данном случае - индекс в массиве, вставка прошла успешно
|
//0 в данном случае место, на котоорое добавился элемннт, вставка прошла успешно
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
else
|
//если при добавлении в списке станет больше макс. кол-ва элементов, то как бы вставлять будет некуда
|
||||||
{
|
|
||||||
int index = 0;
|
|
||||||
while (_places[index] != null)
|
|
||||||
{
|
|
||||||
index++;
|
|
||||||
if (index >= Count)
|
|
||||||
{
|
|
||||||
//места в массиве нет, ни по какому индексу вставить нельзя
|
|
||||||
return -1;
|
return -1;
|
||||||
}
|
}
|
||||||
}
|
|
||||||
//cдвиг элементов
|
|
||||||
for (int i = index; i > 0; i--)
|
|
||||||
{
|
|
||||||
_places[i] = _places[i - 1];
|
|
||||||
|
|
||||||
}
|
|
||||||
_places[0] = bus;
|
|
||||||
//0 в данном случае - индекс в массиве, вставка прошла успешно
|
|
||||||
return 0;
|
|
||||||
}
|
|
||||||
|
|
||||||
}
|
|
||||||
/// <summary>
|
/// <summary>
|
||||||
/// Добавление объекта в набор на конкретную позицию
|
/// Добавление объекта в набор на конкретную позицию
|
||||||
/// </summary>
|
/// </summary>
|
||||||
@ -74,41 +58,20 @@ namespace Trolleybus.Generics
|
|||||||
/// <returns></returns>
|
/// <returns></returns>
|
||||||
public int Insert(T bus, int position)
|
public int Insert(T bus, int position)
|
||||||
{
|
{
|
||||||
if (position >= Count || position < 0)
|
if (position >= _maxCount || position < 0)
|
||||||
{
|
{
|
||||||
//индекс неверный, значит вставить по индексу нельзя
|
//позиция неверная, значит вставить нельзя
|
||||||
return -1;
|
return -1;
|
||||||
}
|
}
|
||||||
if (_places[position] == null)
|
if (Count + 1 <= _maxCount)
|
||||||
{
|
{
|
||||||
_places[position] = bus;
|
_places.Insert(position, bus);
|
||||||
}
|
//место в списке, по которому вставили, вставка прошла успешно
|
||||||
else
|
|
||||||
{
|
|
||||||
//проверка, что в массиве после вставляемого эл-а есть место
|
|
||||||
int index = position;
|
|
||||||
while (_places[index] != null)
|
|
||||||
{
|
|
||||||
index++;
|
|
||||||
if (index >= Count)
|
|
||||||
{
|
|
||||||
//места в массиве нет, ни по какому индексу вставить нельзя
|
|
||||||
return -1;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
//сдвиг элементов
|
|
||||||
for (int i = index; i > position; i--)
|
|
||||||
{
|
|
||||||
_places[i] = _places[i - 1];
|
|
||||||
|
|
||||||
}
|
|
||||||
//вставка по позиции
|
|
||||||
_places[position] = bus;
|
|
||||||
|
|
||||||
}
|
|
||||||
//индекс в массиве, по которому вставили, вставка прошла успешно
|
|
||||||
return position;
|
return position;
|
||||||
}
|
}
|
||||||
|
//места в списке нет
|
||||||
|
return -1;
|
||||||
|
}
|
||||||
/// <summary>
|
/// <summary>
|
||||||
/// Удаление объекта из набора с конкретной позиции
|
/// Удаление объекта из набора с конкретной позиции
|
||||||
/// </summary>
|
/// </summary>
|
||||||
@ -120,7 +83,7 @@ namespace Trolleybus.Generics
|
|||||||
{
|
{
|
||||||
return false;
|
return false;
|
||||||
}
|
}
|
||||||
_places[position] = null;
|
_places.RemoveAt(position);
|
||||||
return true;
|
return true;
|
||||||
}
|
}
|
||||||
/// <summary>
|
/// <summary>
|
||||||
@ -128,7 +91,9 @@ namespace Trolleybus.Generics
|
|||||||
/// </summary>
|
/// </summary>
|
||||||
/// <param name="position"></param>
|
/// <param name="position"></param>
|
||||||
/// <returns></returns>
|
/// <returns></returns>
|
||||||
public T? Get(int position)
|
public T? this[int position]
|
||||||
|
{
|
||||||
|
get
|
||||||
{
|
{
|
||||||
if (position >= Count || position < 0)
|
if (position >= Count || position < 0)
|
||||||
{
|
{
|
||||||
@ -136,5 +101,29 @@ namespace Trolleybus.Generics
|
|||||||
}
|
}
|
||||||
return _places[position];
|
return _places[position];
|
||||||
}
|
}
|
||||||
|
set
|
||||||
|
{
|
||||||
|
if (position >= Count || position < 0)
|
||||||
|
{
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
_places[position] = value;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
/// <summary>
|
||||||
|
/// Проход по списку
|
||||||
|
/// </summary>
|
||||||
|
/// <returns></returns>
|
||||||
|
public IEnumerable<T?> GetBuses(int? maxBuses = null)
|
||||||
|
{
|
||||||
|
for (int i = 0; i < Count; ++i)
|
||||||
|
{
|
||||||
|
yield return _places[i];
|
||||||
|
if (maxBuses.HasValue && i == maxBuses.Value)
|
||||||
|
{
|
||||||
|
yield break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
Loading…
Reference in New Issue
Block a user