Залил лаб 6

Trolleybus/Trolleybus/BusesGenericCollection.cs

@@ -150,5 +150,9 @@ namespace Trolleybus.Generics
                 }
             }
         }
+        /// <summary>
+        /// Получение объектов коллекции
+        /// </summary>
+        public IEnumerable<T?> GetBuses => _collection.GetBuses();
     }
 }

Trolleybus/Trolleybus/BusesGenericStorage.cs

@@ -31,6 +31,19 @@ namespace Trolleybus.Generics
         /// </summary>
         private readonly int _pictureHeight;
 
+        /// <summary>
+        /// Разделитель для записи ключа и значения элемента словаря
+        /// </summary>
+        private static readonly char _separatorForKeyValue = '|';
+        /// <summary>
+        /// Разделитель для записей коллекции данных в файл
+        /// </summary>
+        private readonly char _separatorRecords = ';';
+        /// <summary>
+        /// Разделитель для записи информации по объекту в файл
+        /// </summary>
+        private static readonly char _separatorForObject = ':';
+
         /// <summary>
         /// Конструктор
         /// </summary>
@@ -85,5 +98,80 @@ namespace Trolleybus.Generics
                 return _busStorages[ind];
             }
         }
+        /// <summary>
+        /// Сохранение информации по автобусам из хранилища в файл
+        /// </summary>
+        /// <param name="filename">Путь и имя файла</param>
+        /// <returns>true - сохранение прошло успешно, false - ошибка при сохранении данных</returns>
+        public bool SaveData(string filename)
+        {
+            if (File.Exists(filename))
+            {
+                File.Delete(filename);
+            }
+
+            StringBuilder data = new();
+            foreach (KeyValuePair<string, BusesGenericCollection<DrawingBus, DrawingObjectBus>> record in _busStorages)
+            {
+                StringBuilder records = new();
+                foreach (DrawingBus? elem in record.Value.GetBuses)
+                {
+                    records.Append($"{elem?.GetDataForSave(_separatorForObject)}{_separatorRecords}");
+                }
+                data.AppendLine($"{record.Key}{_separatorForKeyValue}{records}");
+            }
+            if (data.Length == 0)
+            {
+                return false;
+            }
+            using StreamWriter sw = new StreamWriter(filename, false);
+            sw.WriteLine($"BusesStorage");
+            sw.WriteLine(data);
+            return true;
+        }
+        /// <summary>
+        /// Загрузка информации по автобусам из файла в хранилище
+        /// </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 sr = File.OpenText(filename))
+            {
+                String currentLine = sr.ReadLine();
+                // Если первая строка пустая или в файле не те данные
+                if (currentLine == null || !currentLine.Contains("BusesStorage"))
+                {
+                    return false;
+                }
+                // Очистка хранилища
+                _busStorages.Clear();
+                currentLine = sr.ReadLine();
+                while (currentLine != "" && currentLine != null)
+                {
+                    string[] record = currentLine.Split(_separatorForKeyValue, StringSplitOptions.RemoveEmptyEntries);
+                    BusesGenericCollection<DrawingBus, DrawingObjectBus> collection = new(_pictureWidth, _pictureHeight);
+                    string[] set = record[1].Split(_separatorRecords, StringSplitOptions.RemoveEmptyEntries);
+                    foreach (string elem in set)
+                    {
+                        DrawingBus? bus = elem?.CreateDrawingBus(_separatorForObject, _pictureWidth, _pictureHeight);
+                        if (bus != null)
+                        {
+                            if ((collection + bus) == -1)
+                            {
+                                return false;
+                            }
+                        }
+                    }
+                    _busStorages.Add(record[0], collection);
+                    currentLine = sr.ReadLine();
+                }
+            }
+            return true;          
+        }
     }
 }

Trolleybus/Trolleybus/ExtensionDrawingBus.cs

@@ -0,0 +1,68 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+using Trolleybus.Entities;
+using Trolleybus.DrawingObjects;
+using System.Configuration;
+
+namespace Trolleybus
+{
+    public static class ExtensionDrawingBus
+    {
+        /// <summary>
+        /// Создание объекта из строки
+        /// </summary>
+        /// <param name="info">Строка с данными для создания объекта</param>
+        /// <param name="separatorForObject">Разделитель даннных</param>
+        /// <param name="width">Ширина</param>
+        /// <param name="height">Высота</param>
+        /// <returns>Объект</returns>
+        public static DrawingBus? CreateDrawingBus(this string info, char separatorForObject, int width, int height)
+        {
+            string[] strs = info.Split(separatorForObject);
+            if (strs.Length == 3)
+            {
+                return new DrawingBus(Convert.ToInt32(strs[0]),
+                Convert.ToInt32(strs[1]), Color.FromName(strs[2]), width, height);
+            }
+            if (strs.Length == 6)
+            {
+                return new DrawingTrolleybus(Convert.ToInt32(strs[0]),
+                Convert.ToInt32(strs[1]),
+                Color.FromName(strs[2]),
+                Color.FromName(strs[3]),
+                Convert.ToBoolean(strs[4]),
+                Convert.ToBoolean(strs[5]),
+                width, height);
+            }
+            return null;
+        }
+
+        /// <summary>
+        /// Получение данных для сохранения в файл
+        /// </summary>
+        /// <param name="drawingBus">Сохраняемый объект</param>
+        /// <param name="separatorForObject">Разделитель даннных</param>
+        /// <returns>Строка с данными по объекту</returns>
+        public static string GetDataForSave(this DrawingBus drawingBus, char separatorForObject)
+        {
+            var bus = drawingBus.EntityBus;
+            if (bus == null)
+            {
+                return string.Empty;
+            }
+            var str = $"{bus.Speed}{separatorForObject}{bus.Weight}{separatorForObject}{bus.BodyColor.Name}";
+            //Если это автобус (т.е. не троллейбус), то строки из 3 свойств достаточно
+            if (bus is not EntityTrolleybus trolleyBus)
+            {
+                return str;
+            }
+            //Если это троллейбус, то дополнение строки из 3 свойств доп. свойствами
+            return $"{str}{separatorForObject}{trolleyBus.AdditionalColor.Name}{separatorForObject}{trolleyBus.Horns}{separatorForObject}{trolleyBus.Batteries}";
+        }
+    }
+}
+

Trolleybus/Trolleybus/FormBusConfig.Designer.cs

@@ -119,7 +119,7 @@
             // 
             // panelLightBlue
             // 
-            panelLightBlue.BackColor = Color.FromArgb(128, 255, 255);
+            panelLightBlue.BackColor = Color.Aqua;
             panelLightBlue.Location = new Point(5, 85);
             panelLightBlue.Name = "panelLightBlue";
             panelLightBlue.Size = new Size(50, 40);
@@ -127,7 +127,7 @@
             // 
             // panelBlue
             // 
-            panelBlue.BackColor = Color.FromArgb(0, 0, 192);
+            panelBlue.BackColor = Color.DarkBlue;
             panelBlue.Location = new Point(75, 85);
             panelBlue.Name = "panelBlue";
             panelBlue.Size = new Size(50, 40);
@@ -151,7 +151,7 @@
             // 
             // panelGreen
             // 
-            panelGreen.BackColor = Color.FromArgb(0, 192, 0);
+            panelGreen.BackColor = Color.DarkGreen;
             panelGreen.Location = new Point(215, 25);
             panelGreen.Name = "panelGreen";
             panelGreen.Size = new Size(50, 40);
@@ -167,7 +167,7 @@
             // 
             // panelOrange
             // 
-            panelOrange.BackColor = Color.FromArgb(255, 128, 0);
+            panelOrange.BackColor = Color.DarkOrange;
             panelOrange.Location = new Point(75, 25);
             panelOrange.Name = "panelOrange";
             panelOrange.Size = new Size(50, 40);

Trolleybus/Trolleybus/FormBusesCollection.cs

@@ -180,6 +180,45 @@ namespace Trolleybus
             }
             pictureBoxCollection.Image = obj.ShowBuses();
         }
+        /// <summary>
+        /// Обработка нажатия "Сохранение"
+        /// </summary>
+        /// <param name="sender"></param>
+        /// <param name="e"></param>
+        private void SaveToolStripMenuItem_Click(object sender, EventArgs e)
+        {
+            if (saveFileDialog.ShowDialog() == DialogResult.OK)
+            {
+                if (_storage.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 DownloadToolStripMenuItem_Click(object sender, EventArgs e)
+        {
+            if (openFileDialog.ShowDialog() == DialogResult.OK)
+            {
+                if (_storage.LoadData(openFileDialog.FileName))
+                {
+                    ReloadObjects();
+                    MessageBox.Show("Загрузка прошла успешно", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                }
+                else
+                {
+                    MessageBox.Show("Не удалось загрузить данные", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                }
+            }
+        }
 
         private void InitializeComponent()
         {
@@ -194,17 +233,24 @@ namespace Trolleybus
             maskedTextBoxNumber = new MaskedTextBox();
             buttonRemoveBus = new Button();
             buttonAddBus = new Button();
+            menuStrip = new MenuStrip();
+            fileToolStripMenuItem = new ToolStripMenuItem();
+            saveToolStripMenuItem = new ToolStripMenuItem();
+            downloadToolStripMenuItem = new ToolStripMenuItem();
+            openFileDialog = new OpenFileDialog();
+            saveFileDialog = new SaveFileDialog();
             ((System.ComponentModel.ISupportInitialize)pictureBoxCollection).BeginInit();
             panelTools.SuspendLayout();
             panelSets.SuspendLayout();
+            menuStrip.SuspendLayout();
             SuspendLayout();
             // 
             // pictureBoxCollection
             // 
             pictureBoxCollection.Anchor = AnchorStyles.Top | AnchorStyles.Bottom | AnchorStyles.Left | AnchorStyles.Right;
-            pictureBoxCollection.Location = new Point(0, 0);
+            pictureBoxCollection.Location = new Point(0, 36);
             pictureBoxCollection.Name = "pictureBoxCollection";
-            pictureBoxCollection.Size = new Size(670, 553);
+            pictureBoxCollection.Size = new Size(670, 517);
             pictureBoxCollection.TabIndex = 0;
             pictureBoxCollection.TabStop = false;
             // 
@@ -217,9 +263,9 @@ namespace Trolleybus
             panelTools.Controls.Add(maskedTextBoxNumber);
             panelTools.Controls.Add(buttonRemoveBus);
             panelTools.Controls.Add(buttonAddBus);
-            panelTools.Location = new Point(682, 0);
+            panelTools.Location = new Point(676, 36);
             panelTools.Name = "panelTools";
-            panelTools.Size = new Size(200, 553);
+            panelTools.Size = new Size(200, 517);
             panelTools.TabIndex = 1;
             // 
             // panelSets
@@ -274,7 +320,7 @@ namespace Trolleybus
             // 
             // buttonRefreshCollection
             // 
-            buttonRefreshCollection.Location = new Point(17, 484);
+            buttonRefreshCollection.Location = new Point(17, 465);
             buttonRefreshCollection.Name = "buttonRefreshCollection";
             buttonRefreshCollection.Size = new Size(170, 40);
             buttonRefreshCollection.TabIndex = 3;
@@ -311,11 +357,53 @@ namespace Trolleybus
             buttonAddBus.UseVisualStyleBackColor = true;
             buttonAddBus.Click += ButtonAddBus_Click;
             // 
+            // menuStrip
+            // 
+            menuStrip.ImageScalingSize = new Size(20, 20);
+            menuStrip.Items.AddRange(new ToolStripItem[] { fileToolStripMenuItem });
+            menuStrip.Location = new Point(0, 0);
+            menuStrip.Name = "menuStrip";
+            menuStrip.Size = new Size(882, 28);
+            menuStrip.TabIndex = 2;
+            menuStrip.Text = "menuStrip1";
+            // 
+            // fileToolStripMenuItem
+            // 
+            fileToolStripMenuItem.DropDownItems.AddRange(new ToolStripItem[] { saveToolStripMenuItem, downloadToolStripMenuItem });
+            fileToolStripMenuItem.Name = "fileToolStripMenuItem";
+            fileToolStripMenuItem.Size = new Size(59, 24);
+            fileToolStripMenuItem.Text = "Файл";
+            // 
+            // saveToolStripMenuItem
+            // 
+            saveToolStripMenuItem.Name = "saveToolStripMenuItem";
+            saveToolStripMenuItem.Size = new Size(224, 26);
+            saveToolStripMenuItem.Text = "Сохранение";
+            saveToolStripMenuItem.Click += SaveToolStripMenuItem_Click;
+            // 
+            // downloadToolStripMenuItem
+            // 
+            downloadToolStripMenuItem.Name = "downloadToolStripMenuItem";
+            downloadToolStripMenuItem.Size = new Size(224, 26);
+            downloadToolStripMenuItem.Text = "Загрузка";
+            downloadToolStripMenuItem.Click += DownloadToolStripMenuItem_Click;
+            // 
+            // openFileDialog
+            // 
+            openFileDialog.FileName = "openFileDialog";
+            openFileDialog.Filter = "txt file | *.txt";
+            // 
+            // saveFileDialog
+            // 
+            saveFileDialog.Filter = "txt file | *.txt";
+            // 
             // FormBusesCollection
             // 
             ClientSize = new Size(882, 553);
             Controls.Add(panelTools);
             Controls.Add(pictureBoxCollection);
+            Controls.Add(menuStrip);
+            MainMenuStrip = menuStrip;
             Name = "FormBusesCollection";
             Text = "Набор автобусов";
             ((System.ComponentModel.ISupportInitialize)pictureBoxCollection).EndInit();
@@ -323,7 +411,10 @@ namespace Trolleybus
             panelTools.PerformLayout();
             panelSets.ResumeLayout(false);
             panelSets.PerformLayout();
+            menuStrip.ResumeLayout(false);
+            menuStrip.PerformLayout();
             ResumeLayout(false);
+            PerformLayout();
         }
 
         private PictureBox pictureBoxCollection;
@@ -336,6 +427,12 @@ namespace Trolleybus
         private ListBox listBoxSets;
         private TextBox textBoxNameOfSet;
         private Button buttonDeleteSetOfObjects;
+        private MenuStrip menuStrip;
+        private ToolStripMenuItem fileToolStripMenuItem;
+        private ToolStripMenuItem saveToolStripMenuItem;
+        private ToolStripMenuItem downloadToolStripMenuItem;
+        private OpenFileDialog openFileDialog;
+        private SaveFileDialog saveFileDialog;
         private Button buttonAddBus;
 
     }

Trolleybus/Trolleybus/FormBusesCollection.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="openFileDialog.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+    <value>153, 17</value>
+  </metadata>
+  <metadata name="saveFileDialog.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+    <value>323, 17</value>
+  </metadata>
 </root>