лабораторная работа №8

ProjectMonorail/CollectionGenericObjects/AbstractCompany.cs

@@ -70,7 +70,7 @@ public abstract class AbstractCompany
         {
             return -1;
         }
-        return company._collection.Insert(train);
+        return company._collection.Insert(train, new DrawingTrainEqutables());
     }
 
     /// <summary>
@@ -117,6 +117,13 @@ public abstract class AbstractCompany
         return bitmap;
     }
 
+    /// <summary>
+    /// Сортировка
+    /// </summary>
+    /// <param name="comparer">Сравнитель объектов</param>
+    public void Sort(IComparer<DrawingTrain?> comparer) => _collection?.CollectionSort(comparer);
+
+
     /// <summary>
     /// Вывод заднего фона
     /// </summary>

ProjectMonorail/CollectionGenericObjects/CollectionInfo.cs

@@ -0,0 +1,77 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ProjectMonorail.CollectionGenericObjects;
+
+/// <summary>
+/// Класс, хранящий информацию по коллекции
+/// </summary>
+public class CollectionInfo : IEquatable<CollectionInfo>
+{
+    /// <summary>
+    /// Название
+    /// </summary>
+    public string Name { get; private set; }
+
+    /// <summary>
+    /// Тип
+    /// </summary>
+    public CollectionType CollectionType { get; private set; }
+
+    /// <summary>
+    /// Описание
+    /// </summary>
+    public string Description { get; private set; }
+
+    /// <summary>
+    /// Разделитель для записи информации по объекту в файл 
+    /// </summary>
+    private static readonly string _separator = "-";
+
+    /// <summary>
+    /// Конструктор
+    /// </summary>
+    /// <param name="name">Название</param>
+    /// <param name="collectionType">Тип</param>
+    /// <param name="description">Описание</param>
+    public CollectionInfo(string name, CollectionType collectionType, string description)
+    {
+        Name = name;
+        CollectionType = collectionType;
+        Description = description;
+    }
+
+    public static CollectionInfo? GetCollectionInfo(string data) 
+    {
+        string[] strs = data.Split(_separator, StringSplitOptions.RemoveEmptyEntries);
+        if (strs.Length < 1 || strs.Length > 3)
+        {
+            return null;
+        }
+
+        return new CollectionInfo(strs[0], (CollectionType)Enum.Parse(typeof(CollectionType), strs[1]), strs.Length > 2 ? strs[2] : string.Empty);
+    }
+
+    public override string ToString()
+    {
+        return Name + _separator + CollectionType + _separator + Description;
+    }
+
+    public bool Equals(CollectionInfo? other)
+    {
+        return Name == other?.Name;
+    }
+
+    public override bool Equals(object? obj)
+    {
+        return Equals(obj as CollectionInfo);
+    }
+
+    public override int GetHashCode()
+    {
+        return Name.GetHashCode();
+    }
+}

ProjectMonorail/CollectionGenericObjects/ICollectionGenericObjects.cs

@@ -1,4 +1,5 @@
 using ProjectMonorail.CollectionGenericObjects;
+using ProjectMonorail.Drawings;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -28,16 +29,18 @@ public interface ICollectionGenericObjects<T>
     /// Добавление объекта в коллекцию
     /// </summary>
     /// <param name="obj">Добавляемый объект</param>
+    /// <param name="comparer">Cравнение двух объектов</param>
     /// <returns>true - вставка прошла удачно, false - вставка не удалась</returns>
-    int Insert(T obj);
+    int Insert(T obj, IEqualityComparer<T?>? comparer = null);
 
     /// <summary>
     /// Добавление объекта в коллекцию на конкретную позицию
     /// </summary>
     /// <param name="obj">Добавляемый объект</param>
     /// <param name="position">Позиция</param>
+    /// <param name="comparer">Cравнение двух объектов</param>
     /// <returns>true - вставка прошла удачно, false - вставка не удалась</returns>
-    int Insert(T obj, int position);
+    int Insert(T obj, int position, IEqualityComparer<T?>? comparer = null);
 
     /// <summary>
     /// Удаление объекта из коллекции с конкретной позиции
@@ -63,4 +66,10 @@ public interface ICollectionGenericObjects<T>
     /// </summary>
     /// <returns>Поэлементный вывод элементов коллекции</returns>
     IEnumerable<T?> GetItems();
+
+    /// <summary>
+    /// Сортировка коллекции
+    /// </summary>
+    /// <param name="comparer">Сравнитель объектов</param>
+    void CollectionSort(IComparer<T?> comparer);
 }

ProjectMonorail/CollectionGenericObjects/ListGenericObjects.cs

@@ -1,5 +1,7 @@
 using ProjectMonorail.CollectionGenericObject;
+using ProjectMonorail.Drawings;
 using ProjectMonorail.Exceptions;
+using System.Linq;
 
 namespace ProjectMonorail.CollectionGenericObjects;
 
@@ -40,17 +42,19 @@ public class ListGenericObjects<T> : ICollectionGenericObjects<T>
         return _collection[position];
     }
 
-    public int Insert(T obj)
+    public int Insert(T obj, IEqualityComparer<T?>? comparer = null)
     {
         if (Count + 1 > _maxCount) { throw new CollectionOverflowException(); }
+        if (_collection.Contains(obj, comparer)) { throw new ObjectExistsException(); }
         _collection.Add(obj);
         return Count + 1;
     }
 
-    public int Insert(T obj, int position)
+    public int Insert(T obj, int position, IEqualityComparer<T?>? comparer = null)
     {
         if (Count + 1 > _maxCount) { throw new CollectionOverflowException(); }
         if (position < 0 || position >= Count) { throw new PositionOutOfCollectionException(); }
+        if (_collection.Contains(obj, comparer)) { throw new ObjectExistsException(); }
         _collection.Insert(position, obj);
         return Count + 1;
     }
@@ -70,4 +74,9 @@ public class ListGenericObjects<T> : ICollectionGenericObjects<T>
             yield return _collection[i];
         }
     }
+
+    public void CollectionSort(IComparer<T?> comparer)
+    {
+        _collection.Sort(comparer);
+    }
 }

ProjectMonorail/CollectionGenericObjects/MassiveGenericObjects.cs

@@ -1,4 +1,5 @@
 using ProjectMonorail.CollectionGenericObjects;
+using ProjectMonorail.Drawings;
 using ProjectMonorail.Exceptions;
 
 namespace ProjectMonorail.CollectionGenericObject;
@@ -56,8 +57,9 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
         return _collection[position];
     }
 
-    public int Insert(T obj)
+    public int Insert(T obj, IEqualityComparer<T?>? comparer = null)
     {
+        if (_collection.Contains(obj, comparer)) { throw new ObjectExistsException(); }
         for (int i = 0; i < Count; i++)
         {
             if (_collection[i] == null)
@@ -69,9 +71,10 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
         throw new CollectionOverflowException();
     }
 
-    public int Insert(T obj, int position)
+    public int Insert(T obj, int position, IEqualityComparer<T?>? comparer = null)
     {
         if (position < 0 || position >= Count) { throw new PositionOutOfCollectionException(); }
+        if (_collection.Contains(obj, comparer)) { throw new ObjectExistsException(); }
         for (int i = position; i < Count; i++)
         {
             if (_collection[i] == null)
@@ -107,4 +110,9 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
             yield return _collection[i];
         }
     }
+
+    public void CollectionSort(IComparer<T?> comparer)
+    {
+        Array.Sort(_collection, comparer);
+    }
 }

ProjectMonorail/CollectionGenericObjects/StorageCollection.cs

@@ -1,6 +1,7 @@
 using ProjectMonorail.CollectionGenericObject;
 using ProjectMonorail.Drawings;
 using ProjectMonorail.Exceptions;
+using System.Collections;
 
 namespace ProjectMonorail.CollectionGenericObjects;
 
@@ -14,12 +15,12 @@ public class StorageCollection<T>
     /// <summary>
     /// Словарь (хранилище) коллекций
     /// </summary>
-    readonly Dictionary<string, ICollectionGenericObjects<T>> _storages;
+    readonly Dictionary<CollectionInfo, ICollectionGenericObjects<T>> _storages;
 
     /// <summary>
     /// Возвращение списка названий коллекций
     /// </summary>
-    public List<string> Keys => _storages.Keys.ToList();
+    public List<CollectionInfo> Keys => _storages.Keys.ToList();
 
     /// <summary>
     /// Ключевое слово, с которого должен начинаться файл
@@ -41,7 +42,7 @@ public class StorageCollection<T>
     /// </summary>
     public StorageCollection()
     {
-        _storages = new Dictionary<string, ICollectionGenericObjects<T>>();
+        _storages = new Dictionary<CollectionInfo, ICollectionGenericObjects<T>>();
     }
 
     /// <summary>
@@ -51,16 +52,17 @@ public class StorageCollection<T>
     /// <param name="collectionType">Тип коллекции</param>
     public void AddCollection(String name, CollectionType collectionType)
     {
-        if (name == null || _storages.ContainsKey(name)) { return; }
+        CollectionInfo collectionInfo = new CollectionInfo(name, collectionType, string.Empty);
-        switch (collectionType)
+        if (collectionInfo.Name == null || _storages.ContainsKey(collectionInfo)) { return; }
+        switch (collectionInfo.CollectionType)
         {
             case CollectionType.None:
                 break;
             case CollectionType.Massive:
-                _storages.Add(name, new MassiveGenericObjects<T>());
+                _storages.Add(collectionInfo, new MassiveGenericObjects<T>());
                 break;
             case CollectionType.List:
-                _storages.Add(name, new ListGenericObjects<T>());
+                _storages.Add(collectionInfo, new ListGenericObjects<T>());
                 break;
         }
     }
@@ -71,8 +73,9 @@ public class StorageCollection<T>
     /// <param name="name">Название коллекции</param>
     public void DelCollection(String name)
     {
-        if (name == null || !_storages.ContainsKey(name)) { return; }
+        CollectionInfo collectionInfo = new CollectionInfo(name, CollectionType.None, string.Empty);
-        _storages.Remove(name);
+        if (collectionInfo.Name == null || !_storages.ContainsKey(collectionInfo)) { return; }
+        _storages.Remove(collectionInfo);
     }   
 
     /// <summary>
@@ -80,12 +83,13 @@ public class StorageCollection<T>
     /// </summary>
     /// <param name="name">Название коллекции</param>
     /// <returns></returns>
-    public ICollectionGenericObjects<T>? this[String name]
+    public ICollectionGenericObjects<T>? this[String collectionName]
     {
         get
         {
-            if (_storages.TryGetValue(name, out ICollectionGenericObjects<T>? value)) { return value; }
+            CollectionInfo collectionInfo = new CollectionInfo(collectionName, CollectionType.None, "");
-            return null;
+            if (collectionInfo == null || !_storages.ContainsKey(collectionInfo)) { return null; }
+            return _storages[collectionInfo];
         }
     }
 
@@ -108,7 +112,7 @@ public class StorageCollection<T>
         using FileStream fs = new(filename, FileMode.Create);
         using StreamWriter streamWriter = new StreamWriter(fs);
         streamWriter.Write(_collectionKey);
-        foreach (KeyValuePair<string, ICollectionGenericObjects<T>> value in _storages)
+        foreach (KeyValuePair<CollectionInfo, ICollectionGenericObjects<T>> value in _storages)
         {
             streamWriter.Write(Environment.NewLine);
 
@@ -120,8 +124,6 @@ public class StorageCollection<T>
 
             streamWriter.Write(value.Key);
             streamWriter.Write(_separatorForKeyValue);
-            streamWriter.Write(value.Value.GetCollectionType);
-            streamWriter.Write(_separatorForKeyValue);
             streamWriter.Write(value.Value.MaxCount);
             streamWriter.Write(_separatorForKeyValue);
 
@@ -166,20 +168,18 @@ public class StorageCollection<T>
         while (!streamReader.EndOfStream)
         {
             string[] record = streamReader.ReadLine().Split(_separatorForKeyValue, StringSplitOptions.RemoveEmptyEntries);
-            CollectionType collectionType = (CollectionType)Enum.Parse(typeof(CollectionType), record[1]);
+            if (record.Length != 3)
-            if (record.Length != 4)
             {
                 continue;
             }
-            ICollectionGenericObjects<T>? collection = StorageCollection<T>.CreateCollection(collectionType);
-            if (collection == null)
-            {
-                throw new InvalidCastException("Не удалось создать коллекцию");
-            }
 
-            collection.MaxCount = Convert.ToInt32(record[2]);
+            CollectionInfo? collectionInfo = CollectionInfo.GetCollectionInfo(record[0]) ??
+                throw new Exception("Не удалось определить информацию коллекции:" + record[0]);
+            ICollectionGenericObjects<T>? collection = StorageCollection<T>.CreateCollection(collectionInfo.CollectionType) ?? 
+                throw new Exception("Не удалось определить тип коллекции:" + record[1]);
+            collection.MaxCount = Convert.ToInt32(record[1]);
 
-            string[] set = record[3].Split(_separatorItems, StringSplitOptions.RemoveEmptyEntries);
+            string[] set = record[2].Split(_separatorItems, StringSplitOptions.RemoveEmptyEntries);
             foreach (string elem in set)
             {
                 if (elem?.CreateDrawingTrain() is T train)
@@ -197,8 +197,7 @@ public class StorageCollection<T>
                     }
                 }
             }
-
+            _storages.Add(collectionInfo, collection);
-            _storages.Add(record[0], collection);
         }
     }
 

ProjectMonorail/Drawings/DrawingTrainCompareByColor.cs

@@ -0,0 +1,29 @@
+namespace ProjectMonorail.Drawings;
+
+/// <summary>
+/// Сравнение по цвету, скорости, весу
+/// </summary>
+public class DrawingTrainCompareByColor : IComparer<DrawingTrain?>
+{
+    public int Compare(DrawingTrain? x, DrawingTrain? y)
+    {
+        if (x == null || x.EntityTrain == null)
+        {
+            return -1;
+        }
+        if (y == null || y.EntityTrain == null)
+        {
+            return 1;
+        }
+        if (x.EntityTrain.MainColor.Name != y.EntityTrain.MainColor.Name)
+        {
+            return x.EntityTrain.MainColor.Name.CompareTo(y.EntityTrain.MainColor.Name);
+        }
+        var speedCompare = x.EntityTrain.Speed.CompareTo(y.EntityTrain.Speed);
+        if (speedCompare != 0)
+        {
+            return speedCompare;
+        }
+        return x.EntityTrain.Weight.CompareTo(y.EntityTrain.Weight);
+    }
+}

ProjectMonorail/Drawings/DrawingTrainCompareByType.cs

@@ -0,0 +1,29 @@
+namespace ProjectMonorail.Drawings;
+
+/// <summary>
+/// Сравнение по типу, скорости, весу
+/// </summary>
+public class DrawingTrainCompareByType : IComparer<DrawingTrain?>
+{
+    public int Compare(DrawingTrain? x, DrawingTrain? y)
+    {
+        if (x == null || x.EntityTrain == null)
+        {
+            return -1;
+        }
+        if (y == null || y.EntityTrain == null)
+        {
+            return 1;
+        }
+        if (x.GetType().Name != y.GetType().Name)
+        {
+            return x.GetType().Name.CompareTo(y.GetType().Name);
+        }
+        var speedCompare = x.EntityTrain.Speed.CompareTo(y.EntityTrain.Speed);
+        if (speedCompare != 0)
+        {
+            return speedCompare;
+        }
+        return x.EntityTrain.Weight.CompareTo(y.EntityTrain.Weight);
+    }
+}

ProjectMonorail/Drawings/DrawingTrainEqutables.cs

@@ -0,0 +1,65 @@
+using ProjectMonorail.Entities;
+using System.Diagnostics.CodeAnalysis;
+
+namespace ProjectMonorail.Drawings;
+
+/// <summary>
+/// Реализация сравнения двух объектов класса-прорисовки
+/// </summary>
+public class DrawingTrainEqutables : IEqualityComparer<DrawingTrain?>
+{
+    public bool Equals(DrawingTrain? x, DrawingTrain? y)
+    {
+        if (x == null || x.EntityTrain == null)
+        {
+            return false;
+        }
+        if (y == null || y.EntityTrain == null)
+        {
+            return false;
+        }
+        if (x.GetType().Name != y.GetType().Name)
+        {
+            return false;
+        }
+        if (x.EntityTrain.Speed != y.EntityTrain.Speed)
+        {
+            return false;
+        }
+        if (x.EntityTrain.Weight != y.EntityTrain.Weight)
+        {
+            return false;
+        }
+        if (x.EntityTrain.MainColor != y.EntityTrain.MainColor)
+        {
+            return false;
+        }
+        if (x is DrawingMonorail && y is DrawingMonorail)
+        {
+            EntityMonorail newX = (EntityMonorail)x.EntityTrain;
+            EntityMonorail newY = (EntityMonorail)y.EntityTrain;
+            if (newX.AdditionalColor != newY.AdditionalColor)
+            {
+                return false;
+            }
+            if (newX.Wheels != newY.Wheels)
+            {
+                return false;
+            }
+            if (newX.Rail != newY.Rail)
+            {
+                return false;
+            }
+            if (newX.SecondСarriage != newY.SecondСarriage)
+            {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    public int GetHashCode([DisallowNull] DrawingTrain? obj)
+    {
+        return obj.GetHashCode();
+    }
+}

ProjectMonorail/Exceptions/ObjectExistsException.cs

@@ -0,0 +1,18 @@
+using System.Runtime.Serialization;
+
+namespace ProjectMonorail.Exceptions;
+
+/// <summary>
+/// Класс, описывающий ошибку добавления уже существующего объекта
+/// </summary>
+[Serializable]
+public class ObjectExistsException : ApplicationException
+{
+    public ObjectExistsException() : base("Данный объект уже существует") { }
+
+    public ObjectExistsException(string message) : base(message) { }
+
+    public ObjectExistsException(string message, Exception exception) : base(message, exception) { }
+
+    protected ObjectExistsException(SerializationInfo info, StreamingContext context) : base(info, context) { }
+}

ProjectMonorail/FormTrainCollection.Designer.cs

@@ -52,6 +52,8 @@
             loadToolStripMenuItem = new ToolStripMenuItem();
             saveFileDialog = new SaveFileDialog();
             openFileDialog = new OpenFileDialog();
+            buttonSortByColor = new Button();
+            buttonSortByType = new Button();
             groupBoxTools.SuspendLayout();
             panelCompanyTools.SuspendLayout();
             panelStorage.SuspendLayout();
@@ -70,13 +72,15 @@
             groupBoxTools.Margin = new Padding(3, 2, 3, 2);
             groupBoxTools.Name = "groupBoxTools";
             groupBoxTools.Padding = new Padding(3, 2, 3, 2);
-            groupBoxTools.Size = new Size(200, 592);
+            groupBoxTools.Size = new Size(200, 642);
             groupBoxTools.TabIndex = 0;
             groupBoxTools.TabStop = false;
             groupBoxTools.Text = "Инструменты";
             // 
             // panelCompanyTools
             // 
+            panelCompanyTools.Controls.Add(buttonSortByColor);
+            panelCompanyTools.Controls.Add(buttonSortByType);
             panelCompanyTools.Controls.Add(buttonRefresh);
             panelCompanyTools.Controls.Add(buttonGoToCheck);
             panelCompanyTools.Controls.Add(buttonRemoveTrain);
@@ -84,9 +88,9 @@
             panelCompanyTools.Controls.Add(buttonAddTrain);
             panelCompanyTools.Dock = DockStyle.Bottom;
             panelCompanyTools.Enabled = false;
-            panelCompanyTools.Location = new Point(3, 383);
+            panelCompanyTools.Location = new Point(3, 370);
             panelCompanyTools.Name = "panelCompanyTools";
-            panelCompanyTools.Size = new Size(194, 207);
+            panelCompanyTools.Size = new Size(194, 270);
             panelCompanyTools.TabIndex = 8;
             // 
             // buttonRefresh
@@ -150,7 +154,7 @@
             // buttonCreateCompany
             // 
             buttonCreateCompany.Anchor = AnchorStyles.Top | AnchorStyles.Left | AnchorStyles.Right;
-            buttonCreateCompany.Location = new Point(6, 344);
+            buttonCreateCompany.Location = new Point(6, 332);
             buttonCreateCompany.Margin = new Padding(3, 2, 3, 2);
             buttonCreateCompany.Name = "buttonCreateCompany";
             buttonCreateCompany.Size = new Size(185, 34);
@@ -247,7 +251,7 @@
             comboBoxSelectorCompany.DropDownStyle = ComboBoxStyle.DropDownList;
             comboBoxSelectorCompany.FormattingEnabled = true;
             comboBoxSelectorCompany.Items.AddRange(new object[] { "Хранилище" });
-            comboBoxSelectorCompany.Location = new Point(6, 317);
+            comboBoxSelectorCompany.Location = new Point(6, 305);
             comboBoxSelectorCompany.Margin = new Padding(3, 2, 3, 2);
             comboBoxSelectorCompany.Name = "comboBoxSelectorCompany";
             comboBoxSelectorCompany.Size = new Size(185, 23);
@@ -260,7 +264,7 @@
             pictureBox.Location = new Point(0, 24);
             pictureBox.Margin = new Padding(3, 2, 3, 2);
             pictureBox.Name = "pictureBox";
-            pictureBox.Size = new Size(1006, 592);
+            pictureBox.Size = new Size(1006, 642);
             pictureBox.TabIndex = 1;
             pictureBox.TabStop = false;
             // 
@@ -305,11 +309,35 @@
             openFileDialog.FileName = "openFileDialog1";
             openFileDialog.Filter = "txt file | *.txt";
             // 
+            // buttonSortByColor
+            // 
+            buttonSortByColor.Anchor = AnchorStyles.Top | AnchorStyles.Left | AnchorStyles.Right;
+            buttonSortByColor.Location = new Point(3, 229);
+            buttonSortByColor.Margin = new Padding(3, 2, 3, 2);
+            buttonSortByColor.Name = "buttonSortByColor";
+            buttonSortByColor.Size = new Size(185, 34);
+            buttonSortByColor.TabIndex = 14;
+            buttonSortByColor.Text = "Сортировка по цвету";
+            buttonSortByColor.UseVisualStyleBackColor = true;
+            buttonSortByColor.Click += ButtonSortByColor_Click;
+            // 
+            // buttonSortByType
+            // 
+            buttonSortByType.Anchor = AnchorStyles.Top | AnchorStyles.Left | AnchorStyles.Right;
+            buttonSortByType.Location = new Point(3, 191);
+            buttonSortByType.Margin = new Padding(3, 2, 3, 2);
+            buttonSortByType.Name = "buttonSortByType";
+            buttonSortByType.Size = new Size(185, 34);
+            buttonSortByType.TabIndex = 13;
+            buttonSortByType.Text = "Сортировка по типу";
+            buttonSortByType.UseVisualStyleBackColor = true;
+            buttonSortByType.Click += ButtonSortByType_Click;
+            // 
             // FormTrainCollection
             // 
             AutoScaleDimensions = new SizeF(7F, 15F);
             AutoScaleMode = AutoScaleMode.Font;
-            ClientSize = new Size(1206, 616);
+            ClientSize = new Size(1206, 666);
             Controls.Add(pictureBox);
             Controls.Add(groupBoxTools);
             Controls.Add(menuStrip);
@@ -355,5 +383,7 @@
         private ToolStripMenuItem loadToolStripMenuItem;
         private SaveFileDialog saveFileDialog;
         private OpenFileDialog openFileDialog;
+        private Button buttonSortByColor;
+        private Button buttonSortByType;
     }
 }

ProjectMonorail/FormTrainCollection.cs

@@ -81,6 +81,11 @@ public partial class FormTrainCollection : Form
             MessageBox.Show("Коллекция переполнена");
             _logger.LogWarning($"Не удалось добавить объект в коллекцию: {ex.Message}");
         }
+        catch (ObjectExistsException ex) 
+        {
+            MessageBox.Show("Данный объект уже существует");
+            _logger.LogWarning($"Не удалось добавить объект в коллекцию: {ex.Message}");
+        }
     }
 
     /// <summary>
@@ -245,7 +250,7 @@ public partial class FormTrainCollection : Form
         listBoxCollection.Items.Clear();
         for (int i = 0; i < _storageCollection.Keys?.Count; i++)
         {
-            string? colName = _storageCollection.Keys?[i];
+            string? colName = _storageCollection.Keys?[i].Name;
             if (!string.IsNullOrEmpty(colName))
             {
                 listBoxCollection.Items.Add(colName);
@@ -333,4 +338,22 @@ public partial class FormTrainCollection : Form
             }
         }
     }
+
+    private void ButtonSortByType_Click(object sender, EventArgs e)
+    {
+        CompareTrains(new DrawingTrainCompareByType());
+    }
+
+    private void ButtonSortByColor_Click(object sender, EventArgs e)
+    {
+        CompareTrains(new DrawingTrainCompareByColor());
+    }
+
+    private void CompareTrains(IComparer<DrawingTrain?> comparer)
+    {
+        if (_company == null) { return; }
+
+        _company.Sort(comparer);
+        pictureBox.Image = _company.Show();
+    }
 }

ProjectMonorail/FormTrainCollection.resx

@@ -127,6 +127,6 @@
     <value>261, 17</value>
   </metadata>
   <metadata name="$this.TrayHeight" type="System.Int32, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
-    <value>44</value>
+    <value>48</value>
   </metadata>
 </root>