Лабораторная работа №6

This commit is contained in:
mar-va 2024-04-16 19:57:11 +04:00
parent 874486dd20
commit 21741e196c
13 changed files with 421 additions and 33 deletions

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@ -3,6 +3,7 @@ using ProjectAccordionBus.MovementStrategy;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Numerics;
using System.Text;
using System.Threading.Tasks;
@ -27,12 +28,16 @@ public abstract class AbstractCompany
_pictureWidth = picWidth;
_pictureHeight = picHeigth;
_collection = collection;
_collection.SetMaxCount = GetMaxCount;
_collection.MaxCount = GetMaxCount;
}
public static int operator +(AbstractCompany company, DrawningBus bus)
{
return company._collection.Insert(bus);
if (company._collection.Insert(bus))
{
return 1;
}
return 0;
}
public static DrawningBus operator -(AbstractCompany company, int position)

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@ -1,4 +1,5 @@
using System;

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
@ -21,21 +22,21 @@ public interface ICollectionGenericObjects<T>
/// <summary>
/// Установка максимального кол-ва объектов
/// </summary>
int SetMaxCount { set; }
int MaxCount { get; set; }
/// <summary>
/// Добавление объекта в коллецию
/// </summary>
/// <param name="obj"></param>
/// <returns></returns>
int Insert(T obj);
bool Insert(T obj);
/// <summary>
/// Добавление объекта в коллекцию
/// </summary>
/// <param name="obj">Добавляемый объект</param>
/// <returns>true - вставка прошла удачно, false - вставка не удалась</returns>
int Insert(T obj, int position);
bool Insert(T obj, int position);
/// <summary>
/// Удаление объекта из коллекции с конкретной позиции
@ -50,5 +51,16 @@ public interface ICollectionGenericObjects<T>
/// <param name="position">Позиция</param>
/// <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();
}

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@ -12,11 +12,21 @@ public class ListGenericObjects<T> : ICollectionGenericObjects<T>
private readonly List<T> _collection;
private int _maxCount;
public int MaxCount => _maxCount;
public int MaxCount {
get => _maxCount;
set
{
if (value > 0)
{
_maxCount = value;
}
}
}
public int Count => _collection.Count;
public int SetMaxCount { set { if (value > 0) { _maxCount = value; } } }
public CollectionType GetCollectionType => CollectionType.List;
public ListGenericObjects()
{
@ -30,26 +40,26 @@ public class ListGenericObjects<T> : ICollectionGenericObjects<T>
return _collection[position];
}
public int Insert(T obj)
public bool Insert(T obj)
{
if (Count == _maxCount)
{
return -1;
return false;
}
_collection.Add(obj);
return _collection.Count;
return true;
}
public int Insert(T obj, int position)
public bool Insert(T obj, int position)
{
if (Count == _maxCount || position < 0 || position > Count)
{
return -1;
return false;
}
_collection.Insert(position, obj);
return position;
return true;
}
public T? Remove(int position)
@ -61,5 +71,11 @@ public class ListGenericObjects<T> : ICollectionGenericObjects<T>
return obj;
}
public IEnumerable<T?> GetItems()
{
for (int i = 0; i < _collection.Count; ++i)
{
yield return _collection[i];
}
}
}

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@ -20,8 +20,12 @@ 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)
@ -38,6 +42,8 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
}
}
public CollectionType GetCollectionType => CollectionType.Massive;
/// <summary>
/// Конструктор
@ -56,7 +62,7 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
return _collection[position];
}
public int Insert(T obj)
public bool Insert(T obj)
{
int index = 0;
while (index < _collection.Length)
@ -64,18 +70,18 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
if (_collection[index] == null)
{
_collection[index] = obj;
return index;
return true;
}
index++;
}
return -1;
return false;
}
public int Insert(T obj, int position)
public bool Insert(T obj, int position)
{
if (position >= _collection.Length || position < 0)
return -1;
return false;
if (_collection[position] != null)
@ -93,7 +99,7 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
// Если пустого элемента нет, то выходим
if (nullIndex < 0)
{
return -1;
return false;
}
// сдвиг всех объектов, находящихся справа от позиции до первого пустого элемента
int j = nullIndex - 1;
@ -104,7 +110,7 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
}
}
_collection[position] = obj;
return position;
return true;
}
public T? Remove(int position)
@ -117,5 +123,13 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
_collection[position] = null;
return temp;
}
public IEnumerable<T?> GetItems()
{
for (int i = 0; i < _collection.Length; ++i)
{
yield return _collection[i];
}
}
}

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@ -1,4 +1,6 @@
using System;
using ProjectAccordionBus.Drawnings;
using ProjectAccordionBus.CollectionGenericObjects;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
@ -7,7 +9,7 @@ using System.Threading.Tasks;
namespace ProjectAccordionBus.CollectionGenericObjects;
public class StorageCollection<T>
where T : class
where T : DrawningBus
{
/// <summary>
/// Словарь (хранилище) с коллекциями
@ -18,7 +20,21 @@ public class StorageCollection<T>
/// Возвращение списка названий коллекций
/// </summary>
public List<string> Keys => _storages.Keys.ToList();
/// <summary>
/// Ключевое слово, с которого должен начинаться файл
/// </summary>
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 = ";";
/// <summary>
/// Конструктор
/// </summary>
@ -75,4 +91,122 @@ public class StorageCollection<T>
}
}
public bool SaveData(string filename)
{
if (_storages.Count == 0)
{
return false;
}
if (File.Exists(filename))
{
File.Delete(filename);
}
StringBuilder sb = new();
sb.Append(_collectionKey);
foreach (KeyValuePair<string, ICollectionGenericObjects<T>> value in
_storages)
{
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);
}
}
using FileStream fs = new(filename, FileMode.Create);
byte[] info = new UTF8Encoding(true).GetBytes(sb.ToString());
fs.Write(info, 0, info.Length);
return true;
}
public bool LoadData(string filename)
{
if (!File.Exists(filename))
{
return false;
}
string bufferTextFromFile = "";
using (FileStream fs = new(filename, FileMode.Open))
{
byte[] b = new byte[fs.Length];
UTF8Encoding temp = new(true);
while (fs.Read(b, 0, b.Length) > 0)
{
bufferTextFromFile += temp.GetString(b);
}
}
string[] strs = bufferTextFromFile.Split(new char[] { '\n', '\r' },
StringSplitOptions.RemoveEmptyEntries);
if (strs == null || strs.Length == 0)
{
return false;
}
if (!strs[0].Equals(_collectionKey))
{
//если нет такой записи, то это не те данные
return false;
}
_storages.Clear();
foreach (string data in strs)
{
string[] record = data.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?.CreateDrawningBus() is T bus)
{
if (!collection.Insert(bus))
{
return false;
}
}
}
_storages.Add(record[0], collection);
}
return true;
}
/// <summary>
/// Создание коллекции по типу
/// </summary>
/// <param name="collectionType"></param>
/// <returns></returns>
private static ICollectionGenericObjects<T>?
CreateCollection(CollectionType collectionType)
{
return collectionType switch
{
CollectionType.Massive => new MassiveGenericObjects<T>(),
CollectionType.List => new ListGenericObjects<T>(),
_ => null,
};
}
}

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@ -15,6 +15,14 @@ public class DrawningAccordionBus : DrawningBus
EntityBus = new EntityAccordionBus(speed, weight, bodyColor, additionalColor, compartment, entrance, windows);
}
public DrawningAccordionBus(EntityBus? entityBus)
{
if (entityBus != null)
{
EntityBus = entityBus;
}
}
public override void DrawTransport(Graphics g)
{
if (EntityBus == null || EntityBus is not EntityAccordionBus accordionBus || !_startPosX.HasValue || !_startPosY.HasValue)

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@ -64,7 +64,7 @@ public class DrawningBus
public int GetHight => _drawningBusHeight;
// Пустой конструктор
private DrawningBus()
public DrawningBus()
{
_pictureWidth = null;
_pictureHeight = null;
@ -85,6 +85,14 @@ public class DrawningBus
_drawningBusHeight = drawningBusHeight;
}
public DrawningBus(EntityBus? entityBus)
{
if (entityBus != null)
{
EntityBus = entityBus;
}
}
public bool SetPictureSize(int width, int height)
{
if (_drawningBusWidth <= width && _drawningBusHeight <= height)

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@ -0,0 +1,53 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using ProjectAccordionBus.Entities;
namespace ProjectAccordionBus.Drawnings;
public static class ExtentionDrawningBus
{
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 DrawningBus? CreateDrawningBus(this string info)
{
string[] strs = info.Split(_separatorForObject);
EntityBus? bus = EntityAccordionBus.CreateEntityAccordionBus(strs);
if (bus != null)
{
return new DrawningAccordionBus(bus);
}
bus = EntityBus.CreateEntityBus(strs);
if (bus != null)
{
return new DrawningBus(bus);
}
return null;
}
/// <summary>
/// Получение данных для сохранения в файл
/// </summary>
/// <param name="drawningBus">Сохраняемый объект</param>
/// <returns>Строка с данными по объекту</returns>
public static string GetDataForSave(this DrawningBus drawningBus)
{
string[]? array = drawningBus?.EntityBus?.GetStringRepresentation();
if (array == null)
{
return string.Empty;
}
return string.Join(_separatorForObject, array);
}
}

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@ -1,8 +1,10 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net.Sockets;
using System.Text;
using System.Threading.Tasks;
using static System.Reflection.Metadata.BlobBuilder;
namespace ProjectAccordionBus.Entities;
@ -34,4 +36,20 @@ public class EntityAccordionBus : EntityBus
Windows = windows;
}
public override string[] GetStringRepresentation()
{
return new[] { nameof(EntityAccordionBus), Speed.ToString(), Weight.ToString(), BodyColor.Name,
AdditionalColor.Name, Compartment.ToString(), Entrance.ToString(), Windows.ToString() };
}
public static EntityAccordionBus? CreateEntityAccordionBus(string[] strs)
{
if (strs.Length != 8 || strs[0] != nameof(EntityAccordionBus))
{
return null;
}
return new EntityAccordionBus(Convert.ToInt32(strs[1]), Convert.ToDouble(strs[2]), Color.FromName(strs[3]), Color.FromName(strs[4]),
Convert.ToBoolean(strs[5]), Convert.ToBoolean(strs[6]), Convert.ToBoolean(strs[7]));
}
}

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@ -31,4 +31,25 @@ public class EntityBus
Weight = weight;
BodyColor = bodyColor;
}
public virtual string[] GetStringRepresentation()
{
return new[] { nameof(EntityBus), Speed.ToString(), Weight.ToString(), BodyColor.Name};
}
/// <summary>
/// Создание объекта из массива строк
/// </summary>
/// <param name="strs"></param>
/// <returns></returns>
public static EntityBus? CreateEntityBus(string[] strs)
{
if (strs.Length != 4 || strs[0] != nameof(EntityBus))
{
return null;
}
return new EntityBus(Convert.ToInt32(strs[1]), Convert.ToDouble(strs[2]), Color.FromName(strs[3]));
}
}

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@ -46,10 +46,17 @@
comboBoxSelectorCompany = new ComboBox();
labelCollectionName = new Label();
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
@ -57,9 +64,9 @@
groupBoxTools.Controls.Add(panelCompanyTools);
groupBoxTools.Controls.Add(panelStorage);
groupBoxTools.Dock = DockStyle.Right;
groupBoxTools.Location = new Point(625, 0);
groupBoxTools.Location = new Point(625, 24);
groupBoxTools.Name = "groupBoxTools";
groupBoxTools.Size = new Size(175, 510);
groupBoxTools.Size = new Size(175, 511);
groupBoxTools.TabIndex = 0;
groupBoxTools.TabStop = false;
groupBoxTools.Text = "Инструменты";
@ -73,7 +80,7 @@
panelCompanyTools.Controls.Add(buttonAddBus);
panelCompanyTools.Dock = DockStyle.Bottom;
panelCompanyTools.Enabled = false;
panelCompanyTools.Location = new Point(3, 316);
panelCompanyTools.Location = new Point(3, 317);
panelCompanyTools.Name = "panelCompanyTools";
panelCompanyTools.Size = new Size(169, 191);
panelCompanyTools.TabIndex = 10;
@ -244,19 +251,62 @@
// pictureBox
//
pictureBox.Dock = DockStyle.Fill;
pictureBox.Location = new Point(0, 0);
pictureBox.Location = new Point(0, 24);
pictureBox.Name = "pictureBox";
pictureBox.Size = new Size(625, 510);
pictureBox.Size = new Size(625, 511);
pictureBox.TabIndex = 4;
pictureBox.TabStop = false;
//
// menuStrip
//
menuStrip.Items.AddRange(new ToolStripItem[] { файлToolStripMenuItem });
menuStrip.Location = new Point(0, 0);
menuStrip.Name = "menuStrip";
menuStrip.Size = new Size(800, 24);
menuStrip.TabIndex = 5;
menuStrip.Text = "menuStrip";
//
// файлToolStripMenuItem
//
файлToolStripMenuItem.DropDownItems.AddRange(new ToolStripItem[] { saveToolStripMenuItem, loadToolStripMenuItem });
файлToolStripMenuItem.Name = айлToolStripMenuItem";
файлToolStripMenuItem.Size = new Size(48, 20);
файлToolStripMenuItem.Text = "Файл";
//
// saveToolStripMenuItem
//
saveToolStripMenuItem.Name = "saveToolStripMenuItem";
saveToolStripMenuItem.ShortcutKeys = Keys.Control | Keys.S;
saveToolStripMenuItem.Size = new Size(181, 22);
saveToolStripMenuItem.Text = "Сохранение";
saveToolStripMenuItem.Click += saveToolStripMenuItem_Click;
//
// loadToolStripMenuItem
//
loadToolStripMenuItem.Name = "loadToolStripMenuItem";
loadToolStripMenuItem.ShortcutKeys = Keys.Control | Keys.L;
loadToolStripMenuItem.Size = new Size(181, 22);
loadToolStripMenuItem.Text = "Загрузка";
loadToolStripMenuItem.Click += loadToolStripMenuItem_Click;
//
// saveFileDialog
//
saveFileDialog.Filter = "txt file | *.txt";
//
// openFileDialog
//
openFileDialog.FileName = "openFileDialog";
openFileDialog.Filter = "txt file | *.txt";
//
// FormBusCollection
//
AutoScaleDimensions = new SizeF(7F, 15F);
AutoScaleMode = AutoScaleMode.Font;
ClientSize = new Size(800, 510);
ClientSize = new Size(800, 535);
Controls.Add(pictureBox);
Controls.Add(groupBoxTools);
Controls.Add(menuStrip);
MainMenuStrip = menuStrip;
Name = "FormBusCollection";
Text = "Коллекция автобусов";
groupBoxTools.ResumeLayout(false);
@ -265,7 +315,10 @@
panelStorage.ResumeLayout(false);
panelStorage.PerformLayout();
((System.ComponentModel.ISupportInitialize)pictureBox).EndInit();
menuStrip.ResumeLayout(false);
menuStrip.PerformLayout();
ResumeLayout(false);
PerformLayout();
}
#endregion
@ -288,5 +341,11 @@
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;
}
}

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@ -269,4 +269,35 @@ public partial class FormBusCollection : Form
panelCompanyTools.Enabled = true;
RefreshListBoxItems();
}
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("Загрузка прошла успешно", "Реузльтат", MessageBoxButtons.OK, MessageBoxIcon.Information);
RefreshListBoxItems();
}
else
{
MessageBox.Show("Не загрузилось", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
}

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@ -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>126, 17</value>
</metadata>
<metadata name="openFileDialog.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
<value>261, 17</value>
</metadata>
</root>