Лабораторная работа №6

ProjectHoistingCrane/ProjectHoistingCrane/CollectionGenericObjects/AbstractCompany.cs

@@ -53,7 +53,7 @@ public abstract class AbstractCompany
         _pictureWidth = picWidth;
         _pictureHeight = picHeight;
         _collection = collection;
-        _collection.SetMaxCount = GetMaxCount;
+        _collection.MaxCount = GetMaxCount;
     }
 
     /// <summary>

ProjectHoistingCrane/ProjectHoistingCrane/CollectionGenericObjects/ICollectionGenericObjects.cs

@@ -17,7 +17,7 @@ public interface ICollectionGenericObjects<T>
     ///<summary>
     ///Установка максимального количества элементов
     /// </summary>
-    int SetMaxCount { set; }
+    int MaxCount { get; set; }
 
     ///<summary>
     ///Добавление объекта в коллекцию
@@ -48,8 +48,14 @@ public interface ICollectionGenericObjects<T>
     ///<returns>Объект</returns>
     T? Get(int position);
 
+    /// <summary>
+	/// Получение типа коллекции
+	/// </summary>
+	CollectionType GetCollectionType { get; }
 
-
-
-
+    /// <summary>
+    /// Получение объектов коллекции по одному
+    /// </summary>
+    /// <returns>Поэлементый вывод элементов коллекции</returns>
+    IEnumerable<T?> GetItems();
 }

ProjectHoistingCrane/ProjectHoistingCrane/CollectionGenericObjects/ListGenericObjects.cs

@@ -19,7 +19,24 @@ public class ListGenericObjects<T> : ICollectionGenericObjects<T>
 
     public int Count => _collection.Count;
 
-    public int SetMaxCount { set { if (value > 0) { _maxCount = value; } } }
+    public int MaxCount
+    {
+        get
+        {
+            if (_maxCount < _collection.Count) return _maxCount;
+            return _collection.Count;
+        }
+
+        set
+        {
+            if (value > 0)
+            {
+                _maxCount = value;
+            }
+        }
+    }
+
+    public CollectionType GetCollectionType => CollectionType.List;
 
     /// <summary>
     /// Конструктор
@@ -82,4 +99,12 @@ public class ListGenericObjects<T> : ICollectionGenericObjects<T>
         _collection.RemoveAt(position);
         return temp;
     }
+
+    public IEnumerable<T?> GetItems()
+    {
+        for (int i = 0; i < _collection.Count; i++)
+        {
+            yield return _collection[i];
+        }
+    }
 }

ProjectHoistingCrane/ProjectHoistingCrane/CollectionGenericObjects/MassiveGenericObjects.cs

@@ -19,8 +19,13 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
 
     public int Count => _collection.Length;
 
-    public int SetMaxCount
+    public int MaxCount
     {
+        get
+        {
+            return _collection.Length;
+        }
+
         set
         {
             if (value > 0)
@@ -36,6 +41,9 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
             }
         }
     }
+
+    public CollectionType GetCollectionType => CollectionType.Massive;
+
     /// <summary>
     /// Конструктор
     /// </summary>
@@ -117,4 +125,12 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
         }
         return null;
     }
+
+    public IEnumerable<T?> GetItems()
+    {
+        for (int i = 0; i < _collection.Length; ++i)
+        {
+            yield return _collection[i];
+        }
+    }
 }

ProjectHoistingCrane/ProjectHoistingCrane/CollectionGenericObjects/StorageCollection.cs

@@ -1,11 +1,16 @@
-namespace ProjectHoistingCrane.CollectionGenericObjects;
+using Microsoft.VisualBasic;
+using ProjectHoistingCrane.Drawnings;
+using System.Collections.ObjectModel;
+using System.Text;
+
+namespace ProjectHoistingCrane.CollectionGenericObjects;
 
 /// <summary>
 /// Класс-хранилище коллекций
 /// </summary>
 /// <typeparam name="T"></typeparam>
 public class StorageCollection<T>
-    where T : class
+    where T : DrawningCrane
 {
     /// <summary>
     /// Словарь (хранилище) с коллекциями
@@ -15,6 +20,13 @@ public class StorageCollection<T>
     /// Возвращение списка названий коллекций
     /// </summary>
     public List<string> Keys => _storages.Keys.ToList();
+
+    private readonly string _collectionKey = "CollectionsStorage";
+
+    private readonly string _separatorForKeyValue = "|";
+
+    private readonly string _separatorItems = ";";
+
     /// <summary>
     /// Конструктор
     /// </summary>
@@ -74,4 +86,116 @@ public class StorageCollection<T>
         }
     }
 
+    public bool SaveData(string filename)
+    {
+        if (_storages.Count == 0)
+        {
+            return false;
+        }
+
+        if (File.Exists(filename))
+        {
+            File.Delete(filename);
+        }
+
+        using (StreamWriter writer = new(filename))
+        {
+            writer.Write(_collectionKey);
+            foreach (KeyValuePair<string, ICollectionGenericObjects<T>> value in _storages)
+            {
+                writer.Write(Environment.NewLine);
+                if (value.Value.Count == 0)
+                {
+                    continue;
+                }
+
+                writer.Write(value.Key);
+                writer.Write(_separatorForKeyValue);
+                writer.Write(value.Value.GetCollectionType);
+                writer.Write(_separatorForKeyValue);
+                writer.Write(value.Value.MaxCount);
+                writer.Write(_separatorForKeyValue);
+
+                foreach (T? item in value.Value.GetItems())
+                {
+                    string data = item?.GetDataForSave() ?? string.Empty;
+                    if (string.IsNullOrEmpty(data))
+                    {
+                        continue;
+                    }
+
+                    writer.Write(data);
+                    writer.Write(_separatorItems);
+                }
+            }
+            writer.Close();
+        }
+        return true;
+    }
+
+    public bool LoadData(string filename)
+    {
+        if (!File.Exists(filename))
+        {
+            return false;
+        }
+        using (StreamReader reader = new(filename))
+        {
+            string line = reader.ReadLine();
+            if (line == null || line.Length == 0)
+            {
+                return false;
+            }
+            
+            if (!line.Equals(_collectionKey))
+            {
+                return false;
+            }
+
+            _storages.Clear();
+            while ((line = reader.ReadLine()) != null)
+            {
+                string[] record = line.Split(_separatorForKeyValue, StringSplitOptions.RemoveEmptyEntries);
+                if (record.Length != 4)
+                {
+                    continue;
+                }
+
+                CollectionType collectionType = (CollectionType)Enum.Parse(typeof(CollectionType), record[1]);
+                ICollectionGenericObjects<T>? collection = StorageCollection<T>.CreateCollection(collectionType);
+                if (collection == null)
+                {
+                    return false;
+                }
+
+                
+                collection.MaxCount = Convert.ToInt32(record[2]);
+
+                string[] set = record[3].Split(_separatorItems, StringSplitOptions.RemoveEmptyEntries);
+                foreach (string elem in set)
+                {
+                    if (elem?.CreateDrawningCrane() is T crane)
+                    {
+                        if (collection.Insert(crane) < 0)
+                        {
+                            return false;
+                        }
+                    }
+                }
+                _storages.Add(record[0], collection);
+            }
+        }
+        return true;
+    }
+
+    private static ICollectionGenericObjects<T>? CreateCollection(CollectionType collectionType)
+    {
+        return collectionType switch
+        {
+            CollectionType.Massive => new MassiveGenericObjects<T>(),
+            CollectionType.List => new ListGenericObjects<T>(),
+            _ => null,
+        };
+    }
+
 }

ProjectHoistingCrane/ProjectHoistingCrane/Drawnings/DrawningCrane.cs

@@ -75,13 +75,17 @@ public class DrawningCrane
         EntityCrane = new EntityCrane(speed, weight, bodyColor);
     }
 
+    public DrawningCrane(EntityCrane? entityCrane) : this()
+    {
+        if (entityCrane == null) return;
+        EntityCrane = new EntityCrane(entityCrane.Speed, entityCrane.Weight, entityCrane.BodyColor);
+    }
+
     /// <summary>
     /// Конструктор для наследников
     /// </summary>
     /// <param name="drawningCraneWidth">Ширина прорисовки крана</param>
     /// <param name="drawningCraneHeight">Высота прорисовки крана</param>
-
-
     protected DrawningCrane(int drawningCraneWidth, int drawningCraneHeight) : this()
     {
         _drawningCraneWidth = drawningCraneWidth;

ProjectHoistingCrane/ProjectHoistingCrane/Drawnings/DrawningHoistingCrane.cs

@@ -20,6 +20,13 @@ public class DrawningHoistingCrane : DrawningCrane
 
     }
 
+    public DrawningHoistingCrane(EntityHoistingCrane? entityHoistingCrane) : base(110, 56)
+    {
+        if (entityHoistingCrane == null) return;
+        EntityCrane = new EntityHoistingCrane(entityHoistingCrane.Speed, entityHoistingCrane.Weight, entityHoistingCrane.BodyColor,
+            entityHoistingCrane.AdditionalColor, entityHoistingCrane.Counterweight, entityHoistingCrane.Crane);
+    }
+
     public override void DrawTransport(Graphics g)
     {
         if (EntityCrane == null || EntityCrane is not EntityHoistingCrane hoistingCrane || !_startPosX.HasValue || !_startPosY.HasValue)
@@ -53,7 +60,7 @@ public class DrawningHoistingCrane : DrawningCrane
         }
 
         //противовес
-        if (hoistingCrane.Сounterweight)
+        if (hoistingCrane.Counterweight)
         {
             g.FillRectangle(additionalBrush, _startPosX.Value + 35, _startPosY.Value, 10, 9);
             g.DrawRectangle(pen, _startPosX.Value + 35, _startPosY.Value, 9, 8);

ProjectHoistingCrane/ProjectHoistingCrane/Drawnings/ExtentionDrawningCrane.cs

@@ -0,0 +1,44 @@
+using ProjectHoistingCrane.Entities;
+
+
+namespace ProjectHoistingCrane.Drawnings;
+
+/// <summary>
+/// Расширение для класса EntityCrane
+/// </summary>
+public static class ExtentionDrawningCrane
+{
+    /// <summary>
+    /// Создание объекта из строки
+    /// </summary>
+    /// <param name="info">Строка с данными для создания объекта</param>
+    /// <returns>Объект</returns>
+    private static readonly string _separator = ":";
+
+    public static DrawningCrane? CreateDrawningCrane(this string info)
+    {
+        string[] strs = info.Split(_separator);
+        EntityCrane? crane = EntityHoistingCrane.CreateEntityHoistingCrane(strs);
+        if (crane != null)
+        {
+            return new DrawningHoistingCrane((EntityHoistingCrane)crane);
+        }
+
+        crane = EntityCrane.CreateEntityCrane(strs);
+        if (crane != null)
+        {
+            return new DrawningCrane(crane);
+        }
+        return null;
+    }
+
+    public static string GetDataForSave(this DrawningCrane drawningCrane)
+    {
+        string[]? array = drawningCrane?.EntityCrane?.GetStringRepresentation();
+        if (array == null)
+        {
+            return string.Empty;
+        }
+        return string.Join(_separator, array);
+    }
+}

ProjectHoistingCrane/ProjectHoistingCrane/Entities/EntityCrane.cs

@@ -45,4 +45,28 @@ public  class EntityCrane
         Weight = weight;
         BodyColor = bodyColor;
     }
+
+    /// <summary>
+	/// Получение строк со значениями свойств объекта класса-сущности
+	/// </summary>
+	/// <returns></returns>
+	public virtual string[] GetStringRepresentation()
+    {
+        return new[] { nameof(EntityCrane), Speed.ToString(), Weight.ToString(), BodyColor.Name };
+    }
+
+    /// <summary>
+    /// Создание объекта из массива строк
+    /// </summary>
+    /// <param name="strs"></param>
+    /// <returns></returns>
+    public static EntityCrane? CreateEntityCrane(string[] strs)
+    {
+        if (strs.Length != 4 || strs[0] != nameof(EntityCrane))
+        {
+            return null;
+        }
+
+        return new EntityCrane(Convert.ToInt32(strs[1]), Convert.ToDouble(strs[2]), Color.FromName(strs[3]));
+    }
 }

ProjectHoistingCrane/ProjectHoistingCrane/Entities/EntityHoistingCrane.cs

@@ -10,7 +10,7 @@ public class EntityHoistingCrane : EntityCrane
     /// <summary>
     /// Признак (опция) наличия противовеса
     /// </summary>
-    public bool Сounterweight { get; private set; }
+    public bool Counterweight { get; private set; }
     /// <summary>
     /// Признак (опция) наличия крана
     /// </summary>
@@ -31,10 +31,24 @@ public class EntityHoistingCrane : EntityCrane
         AdditionalColor = color;
     }
 
+    public override string[] GetStringRepresentation()
+    {
+        return new[] { nameof(EntityHoistingCrane), Speed.ToString(), Weight.ToString(), BodyColor.Name, AdditionalColor.Name, Counterweight.ToString(), Crane.ToString()};
+    }
+
+    public static EntityHoistingCrane? CreateEntityHoistingCrane(string[] strs)
+    {
+        if (strs.Length != 7 || strs[0] != nameof(EntityHoistingCrane))
+        {
+            return null;
+        }
+        return new EntityHoistingCrane(Convert.ToInt32(strs[1]),
+        Convert.ToDouble(strs[2]), Color.FromName(strs[3]), Color.FromName(strs[4]), Convert.ToBoolean(strs[5]), Convert.ToBoolean(strs[6]));
+    }
     public EntityHoistingCrane(int speed, double weight, Color bodyColor, Color additionalColor, bool counterweight, bool crane):base(speed, weight, bodyColor)
     {
         AdditionalColor = additionalColor;
-        Сounterweight = counterweight;
+        Counterweight = counterweight;
         Crane = crane;
     }
 }

ProjectHoistingCrane/ProjectHoistingCrane/FormCraneCollection.Designer.cs

@@ -46,10 +46,17 @@
             labelCollectionName = new Label();
             comboBoxSelectorCompany = new ComboBox();
             pictureBox = new PictureBox();
+            menuStrip = new MenuStrip();
+            файлToolStripMenuItem = new ToolStripMenuItem();
+            saveToolStripMenuItem = new ToolStripMenuItem();
+            loadToolStripMenuItem = new ToolStripMenuItem();
+            saveFileDialog = new SaveFileDialog();
+            openFileDialog = new OpenFileDialog();
             groupBoxTools.SuspendLayout();
             panelCompanyTools.SuspendLayout();
             panelStorage.SuspendLayout();
             ((System.ComponentModel.ISupportInitialize)pictureBox).BeginInit();
+            menuStrip.SuspendLayout();
             SuspendLayout();
             // 
             // groupBoxTools
@@ -59,9 +66,9 @@
             groupBoxTools.Controls.Add(panelStorage);
             groupBoxTools.Controls.Add(comboBoxSelectorCompany);
             groupBoxTools.Dock = DockStyle.Right;
-            groupBoxTools.Location = new Point(771, 0);
+            groupBoxTools.Location = new Point(771, 28);
             groupBoxTools.Name = "groupBoxTools";
-            groupBoxTools.Size = new Size(222, 690);
+            groupBoxTools.Size = new Size(222, 662);
             groupBoxTools.TabIndex = 0;
             groupBoxTools.TabStop = false;
             groupBoxTools.Text = "Инструменты";
@@ -241,12 +248,54 @@
             // pictureBox
             // 
             pictureBox.Dock = DockStyle.Fill;
-            pictureBox.Location = new Point(0, 0);
+            pictureBox.Location = new Point(0, 28);
             pictureBox.Name = "pictureBox";
-            pictureBox.Size = new Size(771, 690);
+            pictureBox.Size = new Size(771, 662);
             pictureBox.TabIndex = 1;
             pictureBox.TabStop = false;
             // 
+            // menuStrip
+            // 
+            menuStrip.ImageScalingSize = new Size(20, 20);
+            menuStrip.Items.AddRange(new ToolStripItem[] { файлToolStripMenuItem });
+            menuStrip.Location = new Point(0, 0);
+            menuStrip.Name = "menuStrip";
+            menuStrip.Size = new Size(993, 28);
+            menuStrip.TabIndex = 2;
+            menuStrip.Text = "menuStrip";
+            // 
+            // файлToolStripMenuItem
+            // 
+            файлToolStripMenuItem.DropDownItems.AddRange(new ToolStripItem[] { saveToolStripMenuItem, loadToolStripMenuItem });
+            файлToolStripMenuItem.Name = "файлToolStripMenuItem";
+            файлToolStripMenuItem.Size = new Size(59, 24);
+            файлToolStripMenuItem.Text = "Файл";
+            // 
+            // saveToolStripMenuItem
+            // 
+            saveToolStripMenuItem.Name = "saveToolStripMenuItem";
+            saveToolStripMenuItem.ShortcutKeys = Keys.Control | Keys.S;
+            saveToolStripMenuItem.Size = new Size(227, 26);
+            saveToolStripMenuItem.Text = "Сохранение";
+            saveToolStripMenuItem.Click += SaveToolStripMenuItem_Click;
+            // 
+            // loadToolStripMenuItem
+            // 
+            loadToolStripMenuItem.Name = "loadToolStripMenuItem";
+            loadToolStripMenuItem.ShortcutKeys = Keys.Control | Keys.L;
+            loadToolStripMenuItem.Size = new Size(227, 26);
+            loadToolStripMenuItem.Text = "Загрузка";
+            loadToolStripMenuItem.Click += LoadToolStripMenuItem_Click;
+            // 
+            // saveFileDialog
+            // 
+            saveFileDialog.Filter = "txt file|*.txt";
+            // 
+            // openFileDialog
+            // 
+            openFileDialog.FileName = "openFileDialog1";
+            openFileDialog.Filter = "txt file|*.txt";
+            // 
             // FormCraneCollection
             // 
             AutoScaleDimensions = new SizeF(8F, 20F);
@@ -254,6 +303,8 @@
             ClientSize = new Size(993, 690);
             Controls.Add(pictureBox);
             Controls.Add(groupBoxTools);
+            Controls.Add(menuStrip);
+            MainMenuStrip = menuStrip;
             Name = "FormCraneCollection";
             Text = "Коллекция кранов";
             groupBoxTools.ResumeLayout(false);
@@ -262,7 +313,10 @@
             panelStorage.ResumeLayout(false);
             panelStorage.PerformLayout();
             ((System.ComponentModel.ISupportInitialize)pictureBox).EndInit();
+            menuStrip.ResumeLayout(false);
+            menuStrip.PerformLayout();
             ResumeLayout(false);
+            PerformLayout();
         }
 
         #endregion
@@ -285,5 +339,11 @@
         private Button buttonCollectionAdd;
         private Button buttonCreateCompany;
         private Panel panelCompanyTools;
+        private MenuStrip menuStrip;
+        private ToolStripMenuItem файлToolStripMenuItem;
+        private ToolStripMenuItem saveToolStripMenuItem;
+        private ToolStripMenuItem loadToolStripMenuItem;
+        private SaveFileDialog saveFileDialog;
+        private OpenFileDialog openFileDialog;
     }
 }

ProjectHoistingCrane/ProjectHoistingCrane/FormCraneCollection.cs

@@ -257,4 +257,37 @@ public partial class FormCraneCollection : Form
             }
         }
     }
+
+    private void SaveToolStripMenuItem_Click(object sender, EventArgs e)
+    {
+        if (saveFileDialog.ShowDialog() == DialogResult.OK)
+        {
+            if (_storageCollection.SaveData(saveFileDialog.FileName))
+            {
+                MessageBox.Show("Сохранение прошло успешно", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Information);
+            }
+            else
+            {
+                MessageBox.Show("Не сохранилось", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
+
+            }
+        }
+    }
+
+    private void LoadToolStripMenuItem_Click(object sender, EventArgs e)
+    {
+        if (openFileDialog.ShowDialog() == DialogResult.OK)
+        {
+            if (_storageCollection.LoadData(openFileDialog.FileName))
+            {
+                MessageBox.Show("Успешно загружено", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                RerfreshListBoxItems();
+            }
+            else
+            {
+                MessageBox.Show("Ошибка загрузки", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
+
+            }
+        }
+    }
 }

ProjectHoistingCrane/ProjectHoistingCrane/FormCraneCollection.resx

@@ -117,4 +117,13 @@
   <resheader name="writer">
     <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
   </resheader>
+  <metadata name="menuStrip.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+    <value>17, 17</value>
+  </metadata>
+  <metadata name="saveFileDialog.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+    <value>145, 17</value>
+  </metadata>
+  <metadata name="openFileDialog.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+    <value>310, 17</value>
+  </metadata>
 </root>