Лаба 2 без допов.

ProjectBulldozer/ProjectBulldozer/FormBulldozer.Designer.cs

@@ -126,7 +126,7 @@
             // 
             comboBoxStrategy.DropDownStyle = ComboBoxStyle.DropDownList;
             comboBoxStrategy.FormattingEnabled = true;
-            comboBoxStrategy.Items.AddRange(new object[] { "К центру", "К краю" });
+            comboBoxStrategy.Items.AddRange(new object[] { "К центру", "К левому нижнему краю", "К правому нижнему краю" });
             comboBoxStrategy.Location = new Point(620, 12);
             comboBoxStrategy.Name = "comboBoxStrategy";
             comboBoxStrategy.Size = new Size(242, 40);

ProjectBulldozer/ProjectBulldozer/FormBulldozer.cs

@@ -148,7 +148,8 @@ public partial class FormBulldozer : Form
             _strategy = comboBoxStrategy.SelectedIndex switch
             {
                 0 => new MoveToCenter(),
-                1 => new MoveToBorder(),
+                1 => new MoveToBorderLB(),
+                2 => new MoveToBorderRB(),
                 _ => null,
             };
 
@@ -161,11 +162,11 @@ public partial class FormBulldozer : Form
                 pictureBoxBulldozer.Height);
         }
 
-        if (_strategy == null) 
+        if (_strategy == null)
         {
-            return; 
+            return;
         }
-            
+
         comboBoxStrategy.Enabled = false;
         _strategy.MakeStep();
         Draw();
@@ -177,3 +178,5 @@ public partial class FormBulldozer : Form
         }
     }
 }
+
+//2

ProjectBulldozer/ProjectBulldozer/MovementStrategy/AbstractStrategy.cs

@@ -53,7 +53,9 @@ public abstract class AbstractStrategy
         FieldHeight = height;
     }
 
-
+    /// <summary>
+    /// Шаг перемещения
+    /// </summary>
     public void MakeStep()
     {
         if (_state != StrategyStatus.InProgress)

ProjectBulldozer/ProjectBulldozer/MovementStrategy/MoveToBorderLB.cs

@@ -0,0 +1,43 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ProjectBulldozer.MovementStrategy;
+
+public class MoveToBorderLB : AbstractStrategy
+{
+
+    protected override bool IsTargetDestinaion()
+    {
+        ObjectParameters? objParams = GetObjectParameters;
+        if (objParams == null)
+        {
+            return false;
+        }
+
+        return objParams.LeftBorder - GetStep() <= 0 && objParams.BottomBorder + GetStep() >= FieldHeight;
+    }
+
+    protected override void MoveToTarget()
+    {
+        ObjectParameters? objParams = GetObjectParameters;
+        if (objParams == null)
+        {
+            return;
+        }
+
+        int diffX = objParams.LeftBorder - FieldWidth;
+        if (Math.Abs(diffX) > GetStep())
+        {
+            MoveLeft();
+        }
+
+        int diffY = objParams.BottomBorder - FieldHeight;
+        if (Math.Abs(diffY) > GetStep())
+        {
+            MoveDown();
+        }
+    }
+}

ProjectBulldozer/ProjectBulldozer/MovementStrategy/MoveToBorderRB.cs

@@ -6,7 +6,7 @@ using System.Threading.Tasks;
 
 namespace ProjectBulldozer.MovementStrategy;
 
-public class MoveToBorder : AbstractStrategy
+public class MoveToBorderRB : AbstractStrategy
 {
 
     protected override bool IsTargetDestinaion()

ProjectBulldozer/ProjectBulldozer/MovementStrategy/MoveToCenter.cs

@@ -22,8 +22,8 @@ public class MoveToCenter : AbstractStrategy
 
         return objParams.ObjectMiddleHorizontal - GetStep() <= FieldWidth / 2 && 
             objParams.ObjectMiddleHorizontal + GetStep() >= FieldWidth / 2 &&
-            objParams.ObjectMiddleVertical + GetStep() <= FieldHeight / 2 && 
+            objParams.ObjectMiddleVertical - GetStep() <= FieldHeight / 2 && 
-            objParams.ObjectMiddleVertical >= FieldHeight / 2;
+            objParams.ObjectMiddleVertical + GetStep() >= FieldHeight / 2;
     }
 
     protected override void MoveToTarget()

ProjectBulldozer/ProjectBulldozer/MovementStrategy/MoveableDozer.cs

@@ -44,7 +44,7 @@ public class MoveableDozer : IMoveableObject
 
     public bool TryMoveObject(MovementDirection direction)
     {
-        if (_dozer != null || _dozer.EntityDozer == null)
+        if (_dozer == null || _dozer.EntityDozer == null)
         {
             return false;
         }