labvork6

ProjectRoadTrain/ProjectRoadTrain/CollectionGenericObjects/AbstractCompany.cs

@@ -54,7 +54,7 @@ public abstract class AbstractCompany
         _pictureWidth = picWidth;
         _pictureHeight = picHeight;
         _collection = collection;
-        _collection.SetMaxCount = GetMaxCount;
+        _collection.MaxCount = GetMaxCount;
     }
 
     /// <summary>

ProjectRoadTrain/ProjectRoadTrain/CollectionGenericObjects/ICollectionGenericObjects.cs

@@ -15,7 +15,7 @@ public interface ICollectionGenericObjects<T>
     /// <summary>
     /// Установка максимального количества элементов
     /// </summary>
-    int SetMaxCount { set; }
+    int MaxCount { get; set; }
 
     /// <summary>
     /// Добавление объекта в коллекцию
@@ -45,4 +45,10 @@ public interface ICollectionGenericObjects<T>
     /// <param name="position">Позиция</param>
     /// <returns>Объект</returns>
     T? Get(int position);
+    CollectionType GetCollectionType { get; }
+    /// <summary>
+    /// Получение объектов коллекции по одному
+    /// </summary>
+    /// <returns>Поэлементый вывод элементов коллекции</returns>
+    IEnumerable<T?> GetItems();
 }

ProjectRoadTrain/ProjectRoadTrain/CollectionGenericObjects/ListGenericObjects.cs

@@ -19,7 +19,22 @@ public class ListGenericObjects<T> : ICollectionGenericObjects<T>
     private int _maxCount;
     public int Count => _collection.Count;
 
-    public int SetMaxCount { set { if (value > 0) { _maxCount = value; } } }
+    public int MaxCount
+    {
+        get
+        {
+            return Count;
+        }
+        set
+        {
+            if (value > 0)
+            {
+                _maxCount = value;
+            }
+        }
+    }
+
+    public CollectionType GetCollectionType => CollectionType.List;
 
     /// <summary>
     /// Конструктор
@@ -46,7 +61,13 @@ public class ListGenericObjects<T> : ICollectionGenericObjects<T>
 
         return 1;
     }
-
+    public IEnumerable<T?> GetItems()
+    {
+        for (int i = 0; i < _collection.Count; ++i)
+        {
+            yield return _collection[i];
+        }
+    }
     public int Insert(T obj, int position)
     {
         if (_collection.Count + 1 < _maxCount) { return 0; }

ProjectRoadTrain/ProjectRoadTrain/CollectionGenericObjects/MassiveGenericObjects.cs

@@ -14,8 +14,13 @@ 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)
@@ -30,8 +35,9 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
                 }
             }
         }
-    }
 
+    }
+    public CollectionType GetCollectionType => CollectionType.Massive;
     public MassiveGenericObjects()
     {
         _collection = Array.Empty<T?>();
@@ -107,15 +113,16 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
 
     public T? Remove(int position)
     {
-        if (position < 0 || position >= Count)
+        if (position >= Count || position < 0) return null;
-        {
+        T? myObject = _collection[position];
-            return null;
-        }
-
-        if (_collection[position] == null) return null;
-
-        T? temp = _collection[position];
         _collection[position] = null;
-        return temp;
+        return myObject;
+    }
+    public IEnumerable<T?> GetItems()
+    {
+        for (int i = 0; i < _collection.Length; ++i)
+        {
+            yield return _collection[i];
+        }
     }
 }

ProjectRoadTrain/ProjectRoadTrain/CollectionGenericObjects/StorageCollection.cs

@@ -1,4 +1,5 @@
 using ProjectRoadTrain.CollectionGenericObjects;
+using ProjectRoadTrain.Drawnings;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -6,7 +7,7 @@ using System.Text;
 using System.Threading.Tasks;
 
 public class StorageCollection<T>
-    where T : class
+    where T : DrawningTrain
 {
   
     readonly Dictionary<string, ICollectionGenericObjects<T>> _storages;
@@ -21,19 +22,12 @@ public class StorageCollection<T>
 
     public void AddCollection(string name, CollectionType collectionType)
     {
-        if (name == null || _storages.ContainsKey(name)) { return; }
+        if (_storages.ContainsKey(name)) return;
-        switch (collectionType)
+        if (collectionType == CollectionType.None) return;
-
+        else if (collectionType == CollectionType.Massive)
-        {
+            _storages[name] = new MassiveGenericObjects<T>();
-            case CollectionType.None:
+        else if (collectionType == CollectionType.List)
-                return;
+            _storages[name] = new ListGenericObjects<T>();
-            case CollectionType.Massive:
-                _storages.Add(name, new MassiveGenericObjects<T> { });
-                return;
-            case CollectionType.List:
-                _storages.Add(name, new ListGenericObjects<T> { });
-                return;
-        }
 
     }
     public void DelCollection(string name)
@@ -46,8 +40,133 @@ public class StorageCollection<T>
     {
         get
         {
-            if (name == null || !_storages.ContainsKey(name)) { return null; }
+            if (_storages.ContainsKey(name))
-            return _storages[name];
+                return _storages[name];
+            return null;
         }
     }
+    private readonly string _collectionKey = "CollectionsStorage";
+    /// <summary>
+    /// Разделитель для записи ключа и значения элемента словаря
+    /// </summary>
+    private readonly string _separatorForKeyValue = "|";
+    /// <summary>
+    /// Разделитель для записей коллекции данных в файл
+    /// </summary>
+    private readonly string _separatorItems = ";";
+    public bool SaveData(string filename)
+    {
+        if (_storages.Count == 0)
+        {
+            return false;
+        }
+
+        if (File.Exists(filename))
+        {
+            File.Delete(filename);
+        }
+
+        using (StreamWriter writer = new StreamWriter(filename))
+        {
+            writer.Write(_collectionKey);
+            foreach (KeyValuePair<string, ICollectionGenericObjects<T>> value in _storages)
+            {
+                StringBuilder sb = new();
+                sb.Append(Environment.NewLine);
+
+                // не сохраняем пустые коллекции
+                if (value.Value.Count == 0)
+                {
+                    continue;
+                }
+
+                sb.Append(value.Key);
+                sb.Append(_separatorForKeyValue);
+                sb.Append(value.Value.GetCollectionType);
+                sb.Append(_separatorForKeyValue);
+                sb.Append(value.Value.MaxCount);
+                sb.Append(_separatorForKeyValue);
+                foreach (T? item in value.Value.GetItems())
+                {
+                    string data = item?.GetDataForSave() ?? string.Empty;
+                    if (string.IsNullOrEmpty(data))
+                    {
+                        continue;
+                    }
+                    sb.Append(data);
+                    sb.Append(_separatorItems);
+                }
+                writer.Write(sb);
+            }
+
+        }
+        return true;
+
+    }
+
+    /// <summary>
+    /// Загрузка информации по автомобилям в хранилище из файла
+    /// </summary>
+    /// <param name="filename">Путь и имя файла</param>
+    /// <returns>true - загрузка прошла успешно, false - ошибка при загрузке данных</returns>
+    public bool LoadData(string filename)
+    {
+        if (!File.Exists(filename))
+        {
+            return false;
+        }
+
+        using (StreamReader fs = File.OpenText(filename))
+        {
+            string str = fs.ReadLine();
+            if (str == null || str.Length == 0)
+            {
+                return false;
+            }
+            if (!str.StartsWith(_collectionKey))
+            {
+                return false;
+            }
+            _storages.Clear();
+            string strs = "";
+            while ((strs = fs.ReadLine()) != null)
+            {
+                string[] record = strs.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?.CreateTrain() is T machine)
+                    {
+                        if (collection.Insert(machine) == -1)
+                        {
+                            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,
+        };
+    }
 }

ProjectRoadTrain/ProjectRoadTrain/Drawnings/DrawningRoadTrain.cs

@@ -9,12 +9,19 @@ namespace ProjectRoadTrain.Drawnings;
 
 public class DrawningRoadTrain : DrawningTrain
 {
-
-
     public DrawningRoadTrain(int speed, double weight, Color bodycolor, Color bodytankcolor, bool watertank, bool cleanbrush) : base(230, 115)
     {
         EntityTrain = new EntityRoadTrain(speed, weight, bodycolor, bodytankcolor, watertank, cleanbrush);
     }
+    public DrawningRoadTrain(EntityRoadTrain entityRoadTrain) : base(180, 140)
+    {    
+        EntityTrain = new EntityRoadTrain(entityRoadTrain.Speed, entityRoadTrain.Weight, entityRoadTrain.BodyColor, entityRoadTrain.BodyTankColor, entityRoadTrain.WaterTank, entityRoadTrain.CleanBrush);
+    }
+    //public DrawningRoadTrain(EntityRoadTrain roadTrain) : base(180, 140)
+    //{
+    //    EntityTrain = new EntityRoadTrain(roadTrain.Speed, roadTrain.Weight, roadTrain.BodyColor, roadTrain.BodyTankColor, roadTrain.WaterTank, roadTrain.CleanBrush);
+    //}
+    
 
     
 

ProjectRoadTrain/ProjectRoadTrain/Drawnings/DrawningTrain.cs

@@ -45,6 +45,10 @@ public class DrawningTrain
         _startPosX = null;
         _startPosY = null;
     }
+    public DrawningTrain(EntityTrain train) : this()
+    {
+        EntityTrain = new EntityTrain(train.Speed, train.Weight, train.BodyColor);
+    }
     public DrawningTrain(int speed, double weight, Color bodycolor) : this()
     {
         EntityTrain = new EntityTrain(speed, weight, bodycolor);

ProjectRoadTrain/ProjectRoadTrain/Drawnings/ExtentionDrawningTrain.cs

@@ -0,0 +1,58 @@
+using ProjectRoadTrain.Entities;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ProjectRoadTrain.Drawnings;
+
+/// <summary>
+/// Расширение для класса EntityCar
+/// </summary>
+public static class ExtentionDrawningMachine
+{
+    /// <summary>
+    /// Разделитель для записи информации по объекту в файл
+    /// </summary>
+    private static readonly string _separatorForObject = ":";
+
+    /// <summary>
+    /// Создание объекта из строки
+    /// </summary>
+    /// <param name="info">Строка с данными для создания объекта</param>
+    /// <returns>Объект</returns>
+    public static DrawningTrain? CreateTrain(this string info)
+    {
+        string[] strs = info.Split(_separatorForObject);
+        EntityTrain? machine = EntityRoadTrain.CreateEntityRoadTrain(strs);
+        if (machine != null)
+        {
+            return new DrawningRoadTrain((EntityRoadTrain)machine);
+        }
+        machine = EntityTrain.CreateEntityTrain(strs);
+        if (machine != null)
+        {
+            return new DrawningTrain(machine);
+        }
+        return null;
+    }
+
+    /// <summary>
+    /// Получение данных для сохранения в файл
+    /// </summary>
+    /// <param name="drawningTrackedMachine">Сохраняемый объект</param>
+    /// <returns>Строка с данными по объекту</returns>
+    public static string GetDataForSave(this DrawningTrain drawningTrackedMachine)
+    {
+        string[]? array = drawningTrackedMachine?.EntityTrain?.GetStringRepresentation();
+
+        if (array == null)
+        {
+            return string.Empty;
+
+        }
+        return string.Join(_separatorForObject, array);
+    }
+
+}

ProjectRoadTrain/ProjectRoadTrain/Entities/EntityRoadTrain.cs

@@ -1,6 +1,6 @@
 namespace ProjectRoadTrain.Entities;
 
-internal class EntityRoadTrain : EntityTrain
+public class EntityRoadTrain : EntityTrain
 {
     public Color BodyTankColor { get; private set; }
     public bool WaterTank { get; private set; }
@@ -10,6 +10,26 @@ internal class EntityRoadTrain : EntityTrain
     {
         BodyTankColor = color;
     }
+    public override string[] GetStringRepresentation()
+    {
+        return new[] { nameof(EntityRoadTrain), Speed.ToString(), Weight.ToString(), BodyColor.Name, BodyTankColor.Name,
+                        WaterTank.ToString(), CleanBrush.ToString()};
+    }
+
+    /// <summary>
+    /// Создание продвинутого объекта из массива строк
+    /// </summary>
+    /// <param name="strs"></param>
+    /// <returns></returns>
+    public static EntityRoadTrain? CreateEntityRoadTrain(string[] strs)
+    {
+        if (strs.Length != 7 || strs[0] != nameof(EntityRoadTrain))
+        {
+            return null;
+        }
+        return new EntityRoadTrain(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 EntityRoadTrain(int speed, double weight, Color bodycolor, Color bodytankcolor,
         bool watertank, bool cleanbrush) : base(speed, weight, bodycolor)

ProjectRoadTrain/ProjectRoadTrain/Entities/EntityTrain.cs

@@ -12,6 +12,25 @@ public class EntityTrain
     {
         BodyColor = color;
     }
+    public virtual string[] GetStringRepresentation()
+    {
+        return new[] { nameof(EntityTrain), Speed.ToString(), Weight.ToString(), BodyColor.Name };
+    }
+
+    /// <summary>
+    /// Создание объекта из массива строк
+    /// </summary>
+    /// <param name="strs"></param>
+    /// <returns></returns>
+    public static EntityTrain? CreateEntityTrain(string[] strs)
+    {
+        if (strs.Length != 4 || strs[0] != nameof(EntityTrain))
+        {
+            return null;
+        }
+
+        return new EntityTrain(Convert.ToInt32(strs[1]), Convert.ToDouble(strs[2]), Color.FromName(strs[3]));
+    }
     public int Speed { get; private set; }
     public double Weight { get; private set; }
     public Color BodyColor { get; private set; }

ProjectRoadTrain/ProjectRoadTrain/FormTrainCollection.Designer.cs

@@ -1,4 +1,6 @@
-namespace ProjectRoadTrain
+using System.Windows.Forms;
+
+namespace ProjectRoadTrain
 {
     partial class FormTrainCollection
     {
@@ -65,6 +67,57 @@
             groupBoxTools.TabIndex = 0;
             groupBoxTools.TabStop = false;
             groupBoxTools.Text = "инструменты";
+            // menuStrip
+            // 
+            menuStrip = new MenuStrip();
+            файлToolStripMenuItem = new ToolStripMenuItem();
+            saveToolStripMenuItem = new ToolStripMenuItem();
+            loadToolStripMenuItem = new ToolStripMenuItem();
+            saveFileDialog = new SaveFileDialog();
+            openFileDialog = new OpenFileDialog();
+            Controls.Add(menuStrip);
+            MainMenuStrip = menuStrip;
+            menuStrip.ResumeLayout(false);
+            menuStrip.PerformLayout();
+            PerformLayout();
+            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(980, 28);
+            menuStrip.TabIndex = 6;
+            menuStrip.Text = "menuStrip1";
+            // 
+            // 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.Filter = "txt file | *.txt";
             // 
             // panelCompanyTools
             // 
@@ -284,5 +337,11 @@
         private Button buttonCollectionDel;
         private Button buttonCreateCompany;
         private Panel panelCompanyTools;
+        private MenuStrip menuStrip;
+        private ToolStripMenuItem файлToolStripMenuItem;
+        private ToolStripMenuItem saveToolStripMenuItem;
+        private ToolStripMenuItem loadToolStripMenuItem;
+        private SaveFileDialog saveFileDialog;
+        private OpenFileDialog openFileDialog;
     }
 }

ProjectRoadTrain/ProjectRoadTrain/FormTrainCollection.cs

@@ -256,7 +256,45 @@ namespace ProjectRoadTrain
             _storageCollection.AddCollection(textBoxCollectionName.Text, collectionType);
             RerfreshListBoxItems();
         }
+        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);
+                }
+            }
 
+        }
+
+        /// <summary>
+        /// Обработка нажатия "Загрузка"
+        /// </summary>
+        /// <param name="sender"></param>
+        /// <param name="e"></param>
+        private void LoadToolStripMenuItem_Click(object sender, EventArgs e)
+        {
+            // TODO продумать логику
+            if (openFileDialog.ShowDialog() == DialogResult.OK)
+            {
+                if (_storageCollection.LoadData(openFileDialog.FileName))
+                {
+                    MessageBox.Show("Загрузка прошла успешно",
+                    "Результат", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                    RerfreshListBoxItems();
+                }
+                else
+                {
+                    MessageBox.Show("Не сохранилось", "Результат",
+                    MessageBoxButtons.OK, MessageBoxIcon.Error);
+                }
+            }
+        }
         private void ButtonCollectionDel_Click(object sender, EventArgs e)
         {
             if (listBoxCollection.SelectedIndex < 0 || listBoxCollection.SelectedItem == null)

ProjectRoadTrain/ProjectRoadTrain/FormTrainConfig.cs

@@ -6,6 +6,7 @@ using System.ComponentModel;
 using System.Data;
 using System.Drawing;
 using System.Linq;
+using System.Reflection.PortableExecutable;
 using System.Text;
 using System.Threading.Tasks;
 using System.Windows.Forms;
@@ -114,10 +115,8 @@ public partial class FormTrainConfig : Form
     }
     private void labelBodyTankColor_DragDrop(object sender, DragEventArgs e)
     {
-        if (_train.EntityTrain is EntityRoadTrain _waterTank)
+        if (_train != null && _train.EntityTrain is EntityRoadTrain _bulldozer)
-        {
+            _bulldozer.setBodyTankColor((Color)e.Data.GetData(typeof(Color)));
-            _waterTank.setBodyTankColor((Color)e.Data.GetData(typeof(Color)));
-        }
         DrawObject();
 
     }