2 часть лаб работа 2

ProjectCatamaran/ProjectCatamaran/Drawnings/DirectionType.cs

@@ -8,6 +8,10 @@ namespace ProjectCatamaran.Drawnings;
 
 public enum DirectionType
 {
+    /// <summary>
+    /// неизвестное направление
+    /// </summary>
+    Unknown = -1,
     /// <summary>
     /// Вверх
     /// </summary>

ProjectCatamaran/ProjectCatamaran/Drawnings/DrawningCatamaranBase.cs

@@ -37,6 +37,23 @@ public class DrawningCatamaranBase
     /// Высота прорисовки катамарана
     /// </summary>
     private readonly int _drawningCatamaranHeight = 25;
+    /// <summary>
+    /// координата х обьекта
+    /// </summary>
+    public int? GetPosX => _startPosX;
+    /// <summary>
+    /// координата Y обьекта
+    /// </summary>
+    public int? GetPosY => _startPosY;
+    /// <summary>
+    /// ширина обьекта
+    /// </summary>
+    public int GetWidth => _drawningCatamaranWidth;
+    /// <summary>
+    /// высота обьекта
+    /// </summary>
+    public int GetHeight => _drawningCatamaranHeight;
+    
     /// <summary>
     /// пустой конструктор
     /// </summary>

ProjectCatamaran/ProjectCatamaran/FormCatamaran.Designer.cs

@@ -35,6 +35,8 @@
             buttonLeft = new Button();
             buttonDown = new Button();
             buttonCreateCatamaranBase = new Button();
+            comboBoxStrategy = new ComboBox();
+            buttonStrategyStep = new Button();
             ((System.ComponentModel.ISupportInitialize)pictureBoxCatamaran).BeginInit();
             SuspendLayout();
             // 
@@ -117,11 +119,34 @@
             buttonCreateCatamaranBase.UseVisualStyleBackColor = true;
             buttonCreateCatamaranBase.Click += ButtonCreateCatamaranBase_Click;
             // 
+            // comboBoxStrategy
+            // 
+            comboBoxStrategy.DropDownStyle = ComboBoxStyle.DropDownList;
+            comboBoxStrategy.FormattingEnabled = true;
+            comboBoxStrategy.Items.AddRange(new object[] { "К центру", "К краю" });
+            comboBoxStrategy.Location = new Point(668, 12);
+            comboBoxStrategy.Name = "comboBoxStrategy";
+            comboBoxStrategy.Size = new Size(121, 23);
+            comboBoxStrategy.TabIndex = 7;
+            // 
+            // buttonStrategyStep
+            // 
+            buttonStrategyStep.Location = new Point(709, 41);
+            buttonStrategyStep.Name = "buttonStrategyStep";
+            buttonStrategyStep.RightToLeft = RightToLeft.Yes;
+            buttonStrategyStep.Size = new Size(75, 23);
+            buttonStrategyStep.TabIndex = 8;
+            buttonStrategyStep.Text = "Шаг";
+            buttonStrategyStep.UseVisualStyleBackColor = true;
+            buttonStrategyStep.Click += ButtonStrategyStep_Click;
+            // 
             // FormCatamaran
             // 
             AutoScaleDimensions = new SizeF(7F, 15F);
             AutoScaleMode = AutoScaleMode.Font;
             ClientSize = new Size(800, 450);
+            Controls.Add(buttonStrategyStep);
+            Controls.Add(comboBoxStrategy);
             Controls.Add(buttonCreateCatamaranBase);
             Controls.Add(buttonDown);
             Controls.Add(buttonLeft);
@@ -144,5 +169,7 @@
         private Button buttonLeft;
         private Button buttonDown;
         private Button buttonCreateCatamaranBase;
+        private ComboBox comboBoxStrategy;
+        private Button buttonStrategyStep;
     }
 }

ProjectCatamaran/ProjectCatamaran/FormCatamaran.cs

@@ -9,15 +9,18 @@ using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 using System.Windows.Forms;
+using ProjectCatamaran.MovementStrategy;
 
 namespace ProjectCatamaran
 {
     public partial class FormCatamaran : Form
     {
         private DrawningCatamaranBase? _drawningCatamaranBase;
+        private AbstractStrategy? _strategy;
         public FormCatamaran()
         {
             InitializeComponent();
+            _strategy = null;
         }
 
         private void Draw()
@@ -81,8 +84,9 @@ namespace ProjectCatamaran
             }
             _drawningCatamaranBase.SetPictureSize(pictureBoxCatamaran.Width, pictureBoxCatamaran.Height);
             _drawningCatamaranBase.SetPosition(random.Next(10, 100), random.Next(10, 100));
+            _strategy = null;
+            comboBoxStrategy.Enabled = true;
             Draw();
-
         }
         private void ButtonCreateCatamaran_Click(object sender, EventArgs e)
         {
@@ -93,5 +97,44 @@ namespace ProjectCatamaran
         {
             CreateObject(nameof(DrawningCatamaranBase));
         }
+        /// <summary>
+        /// Обработка нажатия кнопки "Шаг"
+        /// </summary>
+        /// <param name="sender"></param>
+        /// <param name="e"></param>
+        private void ButtonStrategyStep_Click(object sender, EventArgs e)
+        {
+            if (_drawningCatamaranBase == null)
+            {
+                return;
+            }
+            if (comboBoxStrategy.Enabled)
+            {
+                _strategy = comboBoxStrategy.SelectedIndex switch
+                {
+                    0 => new MoveToCenter(),
+                    1 => new MoveToBorder(),
+                    _ => null,
+                };
+                if (_strategy == null)
+                {
+                    return;
+                }
+                _strategy.SetData(new MoveableCatamaranBase(_drawningCatamaranBase),
+                    pictureBoxCatamaran.Width, pictureBoxCatamaran.Height);
+            }
+            if (_strategy == null)
+            {
+                return;
+            }
+            comboBoxStrategy.Enabled = false;
+            _strategy.MakeStep();
+            Draw();
+            if (_strategy.GetStatus() == StrategyStatus.Finish)
+            {
+                comboBoxStrategy.Enabled = true;
+                _strategy = null;
+            }
+        }
     }
 }

ProjectCatamaran/ProjectCatamaran/MovementStrategy/AbstractStrategy.cs

@@ -0,0 +1,124 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ProjectCatamaran.MovementStrategy;
+public abstract class AbstractStrategy
+{
+    /// <summary>
+    /// Перемещаемый объект
+    /// </summary>
+    private IMoveableObject? _moveableObject;
+    /// <summary>
+    /// Статус перемещения
+    /// </summary>
+    private StrategyStatus _state = StrategyStatus.NotInit;
+    /// <summary>
+    /// Ширина поля
+    /// </summary>
+    protected int FieldWidth { get; private set; }
+    /// <summary>
+    /// Высота поля
+    /// </summary>
+    protected int FieldHeight { get; private set; }
+    /// <summary>
+    /// Статус перемещения
+    /// </summary>
+    public StrategyStatus GetStatus() { return _state; }
+    /// <summary>
+    /// Установка данных
+    /// </summary>
+    /// <param name="moveableObject">Перемещаемый объект</param>
+    /// <param name="width">Ширина поля</param>
+    /// <param name="height">Высота поля</param>
+    public void SetData(IMoveableObject moveableObject, int width, int height)
+    {
+        if (moveableObject == null)
+        {
+            _state = StrategyStatus.NotInit;
+            return;
+        }
+        _state = StrategyStatus.InProgress;
+        _moveableObject = moveableObject;
+        FieldWidth = width;
+        FieldHeight = height;
+    }
+    /// <summary>
+    /// Шаг перемещения
+    /// </summary>
+    public void MakeStep()
+    {
+        if (_state != StrategyStatus.InProgress)
+        {
+            return;
+        }
+        if (IsTargetDestination())
+        {
+            _state = StrategyStatus.Finish;
+            return;
+        }
+        MoveToTarget();
+    }
+    /// <summary>
+    /// Перемещение влево
+    /// </summary>
+    /// <returns>Результат перемещения (true - удалось переместиться, false - неудача)</returns>
+    protected bool MoveLeft() => MoveTo(MovementDirection.Left);
+    /// <summary>
+    /// Перемещение вправо
+    /// </summary>
+    /// <returns>Результат перемещения (true - удалось переместиться, false - неудача)</returns>
+    protected bool MoveRight() => MoveTo(MovementDirection.Right);
+    /// <summary>
+    /// Перемещение вверх
+    /// </summary>
+    /// <returns>Результат перемещения (true - удалось переместиться, false - неудача)</returns>
+    protected bool MoveUp() => MoveTo(MovementDirection.Up);
+    /// <summary>
+    /// Перемещение вниз
+    /// </summary>
+    /// <returns>Результат перемещения (true - удалось переместиться, false  - неудача)</returns>
+    protected bool MoveDown() => MoveTo(MovementDirection.Down);
+    /// <summary>
+    /// Параметры объекта
+    /// </summary>
+    protected ObjectParameters? GetObjectParameters =>
+    _moveableObject?.GetObjectPosition;
+    /// <summary>
+    /// Шаг объекта
+    /// </summary>
+    /// <returns></returns>
+    protected int? GetStep()
+    {
+        if (_state != StrategyStatus.InProgress)
+        {
+            return null;
+        }
+        return _moveableObject?.GetStep;
+    }
+    /// <summary>
+    /// Перемещение к цели
+    /// </summary>
+    protected abstract void MoveToTarget();
+    /// <summary>
+    /// Достигнута ли цель
+    /// </summary>
+    /// <returns></returns>
+    protected abstract bool IsTargetDestination();
+    /// <summary>
+    /// Попытка перемещения в требуемом направлении
+    /// </summary>
+    /// <param name="movementDirection">Направление</param>
+    /// <returns>Результат попытки (true - удалось переместиться, false - неудача)</returns>
+    private bool MoveTo(MovementDirection movementDirection)
+    {
+        if (_state != StrategyStatus.InProgress)
+        {
+            return false;
+        }
+        return _moveableObject?.TryMoveObject(movementDirection) ?? false;
+    }
+}
+

ProjectCatamaran/ProjectCatamaran/MovementStrategy/IMoveableObjects.cs

@@ -0,0 +1,25 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ProjectCatamaran.MovementStrategy;
+public interface IMoveableObject
+{
+    /// <summary>
+    /// Получение координаты объекта
+    /// </summary>
+    ObjectParameters? GetObjectPosition { get; }
+    /// <summary>
+    /// Шаг объекта
+    /// </summary>
+    int GetStep { get; }
+    /// <summary>
+    /// Попытка переместить объект в указанном направлении
+    /// </summary>
+    /// <param name="direction">Направление</param>
+    /// <returns>true - объект перемещен, false - перемещение невозможно</returns>
+    bool TryMoveObject(MovementDirection direction);
+}
+

ProjectCatamaran/ProjectCatamaran/MovementStrategy/MoveToBorder.cs

@@ -0,0 +1,37 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ProjectCatamaran.MovementStrategy;
+public class MoveToBorder : AbstractStrategy
+{
+    /// <summary>
+    /// движение до правого края
+    /// </summary>
+    protected override void MoveToTarget()
+    {
+        ObjectParameters? objParams = GetObjectParameters;
+        if (objParams == null)
+            return;
+        if (objParams.RightBorder + GetStep() < FieldWidth)
+            MoveRight();
+        if (objParams.DownBorder + GetStep() < FieldHeight)
+            MoveDown();
+
+    }
+    /// <summary>
+    /// проверка достижения цели
+    /// </summary>
+    /// <returns>true - достиг , false - нет </returns>
+    protected override bool IsTargetDestination()
+    {
+        ObjectParameters? objParams = GetObjectParameters;
+        if (objParams == null)
+            return false;
+        return objParams.RightBorder + GetStep() >= FieldWidth &&
+               objParams.DownBorder + GetStep() >= FieldHeight ;
+    }
+}
+

ProjectCatamaran/ProjectCatamaran/MovementStrategy/MoveToCenter.cs

@@ -0,0 +1,60 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ProjectCatamaran.MovementStrategy;
+/// <summary>
+/// стратегия перемещения обьекта в центр экрана
+/// </summary>
+public class MoveToCenter : AbstractStrategy
+{
+    protected override void MoveToTarget()
+    {
+        ObjectParameters? objParams = GetObjectParameters;
+        if (objParams == null)
+        {
+            return;
+        }
+        int diffX = objParams.ObjectMiddleHorizontal - FieldWidth / 2;
+        if (Math.Abs(diffX) > GetStep())
+        {
+            if (diffX > 0)
+            {
+                MoveLeft();
+            }
+            else
+            {
+                MoveRight();
+            }
+        }
+        int diffY = objParams.ObjectMiddleVertical - FieldHeight / 2;
+        if (Math.Abs(diffY) > GetStep())
+        {
+            if (diffY > 0)
+            {
+                MoveUp();
+            }
+            else
+            {
+                MoveDown();
+            }
+        }
+    }
+
+    protected override bool IsTargetDestination()
+    {
+        ObjectParameters? objParams = GetObjectParameters;
+        if (objParams == null)
+        {
+            return false;
+        }
+        return objParams.ObjectMiddleHorizontal - GetStep() <= FieldWidth / 2
+               && objParams.ObjectMiddleHorizontal + GetStep() >= FieldWidth / 2 &&
+               objParams.ObjectMiddleVertical - GetStep() <= FieldHeight / 2
+               && objParams.ObjectMiddleVertical + GetStep() >= FieldHeight / 2;
+    }
+    
+}
+

ProjectCatamaran/ProjectCatamaran/MovementStrategy/MoveableCatamaranBase.cs

@@ -0,0 +1,67 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using ProjectCatamaran.Drawnings;
+
+namespace ProjectCatamaran.MovementStrategy
+{
+    internal class MoveableCatamaranBase : IMoveableObject
+    {
+        /// <summary>
+        /// Поле-объект класса DrawningCatamaranBase или его наследника
+        /// </summary>
+        private DrawningCatamaranBase _catamaranBase = null;
+        /// <summary>
+        /// Конструктор
+        /// </summary>
+        /// <param name="car">Объект класса DrawningCatamaranBase</param>
+        public MoveableCatamaranBase(DrawningCatamaranBase catamaranBase)
+        {
+            _catamaranBase = catamaranBase;
+        }
+
+        public ObjectParameters? GetObjectPosition
+        {
+            get
+            {
+                if (_catamaranBase == null || _catamaranBase.EntityCatamaranBase == null || !_catamaranBase.GetPosX.HasValue
+                    || !_catamaranBase.GetPosY.HasValue)
+                {
+                    return null;
+                }
+
+                return new ObjectParameters(_catamaranBase.GetPosX.Value, _catamaranBase.GetPosY.Value,
+                    _catamaranBase.GetWidth, _catamaranBase.GetHeight);
+            }
+        }
+
+        public int GetStep => (int)(_catamaranBase?.EntityCatamaranBase?.Step ?? 0);
+        public bool TryMoveObject(MovementDirection direction)
+        {
+            if (_catamaranBase == null || _catamaranBase.EntityCatamaranBase == null)
+            {
+                return false;
+            }
+
+            return _catamaranBase.MoveTransport(GetDirectionType(direction));
+        }
+        /// <summary>
+        /// Конвертация из MovementDirection в DirectionType
+        /// </summary>
+        /// <param name="direction"></param>
+        /// <returns>DirectionType</returns>
+        private static DirectionType GetDirectionType(MovementDirection direction)
+        {
+            return direction switch
+            {
+                MovementDirection.Left => DirectionType.Left,
+                MovementDirection.Right => DirectionType.Right,
+                MovementDirection.Up => DirectionType.Up,
+                MovementDirection.Down => DirectionType.Down,
+                _ => DirectionType.Unknown
+            };
+        }
+    }
+}

ProjectCatamaran/ProjectCatamaran/MovementStrategy/MovementDirection.cs

@@ -0,0 +1,27 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ProjectCatamaran.MovementStrategy;
+public enum MovementDirection
+{
+    
+   /// <summary>
+    /// Вверх
+    /// </summary>
+    Up = 1,
+    /// <summary>
+    /// Вниз
+    /// </summary>
+    Down = 2,
+    /// <summary>
+    /// Влево
+    /// </summary>
+    Left = 3,
+    /// <summary>
+    /// Вправо
+    /// </summary>
+    Right = 4
+}

ProjectCatamaran/ProjectCatamaran/MovementStrategy/ObjectParameters.cs

@@ -0,0 +1,66 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ProjectCatamaran.MovementStrategy;
+public class ObjectParameters
+{
+    /// <summary>
+    /// Координата X
+    /// </summary>
+    private readonly int _x;
+    /// <summary>
+    /// Координата Y
+    /// </summary>
+    private readonly int _y;
+    /// <summary>
+    /// Ширина объекта
+    /// </summary>
+    private readonly int _width;
+    /// <summary>
+    /// Высота объекта
+    /// </summary>
+    private readonly int _height;
+    /// <summary>
+    /// Левая граница
+    /// </summary>
+    public int LeftBorder => _x;
+    /// <summary>
+    /// Верхняя граница
+    /// </summary>
+    public int TopBorder => _y;
+    /// <summary>
+    /// Правая граница
+    /// </summary>
+    public int RightBorder => _x + _width;
+    /// <summary>
+    /// Нижняя граница
+    /// </summary>
+    public int DownBorder => _y + _height;
+    /// <summary>
+    /// Середина объекта
+    /// </summary>
+    public int ObjectMiddleHorizontal => _x + _width / 2;
+    /// <summary>
+    /// Середина объекта
+    /// </summary>
+    public int ObjectMiddleVertical => _y + _height / 2;
+    /// <summary>
+    /// Конструктор
+    /// </summary>
+    /// <param name="x">Координата X</param>
+    /// <param name="y">Координата Y</param>
+    /// <param name="width">Ширина объекта</param>
+    /// <param name="height">Высота объекта</param>
+    public ObjectParameters(int x, int y, int width, int height)
+    {
+        _x = x;
+        _y = y;
+        _width = width;
+        _height = height;
+    }
+
+}
+

ProjectCatamaran/ProjectCatamaran/MovementStrategy/StrategyStatus.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ProjectCatamaran.MovementStrategy;
+public enum StrategyStatus
+{
+    NotInit,
+    InProgress,
+    Finish
+}