ISEbd-22 Alimova M.S. Lab Work 02 #2
@ -6,7 +6,126 @@ using System.Threading.Tasks;
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namespace AirBomber
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{
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internal class AbstractStrategy
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public abstract class AbstractStrategy
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{
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/// <summary>
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/// Перемещаемый объект
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/// </summary>
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private IMoveableObject? _moveableObject;
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/// <summary>
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/// Статус перемещения
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/// </summary>
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private Status _state = Status.NotInit;
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/// <summary>
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/// Ширина поля
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/// </summary>
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protected int FieldWidth { get; private set; }
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/// <summary>
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/// Высота поля
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/// </summary>
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protected int FieldHeight { get; private set; }
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/// <summary>
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/// Статус перемещения
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/// </summary>
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public Status GetStatus() { return _state; }
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/// <summary>
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/// Установка данных
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/// </summary>
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/// <param name="moveableObject">Перемещаемый объект</param>
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/// <param name="width">Ширина поля</param>
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/// <param name="height">Высота поля</param>
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public void SetData(IMoveableObject moveableObject, int width, int
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height)
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{
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if (moveableObject == null)
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{
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_state = Status.NotInit;
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return;
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}
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_state = Status.InProgress;
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_moveableObject = moveableObject;
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FieldWidth = width;
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FieldHeight = height;
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}
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/// <summary>
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/// Шаг перемещения
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/// </summary>
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public void MakeStep()
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{
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if (_state != Status.InProgress)
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{
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return;
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}
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if (IsTargetDestinaion())
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{
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_state = Status.Finish;
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return;
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}
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MoveToTarget();
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}
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/// <summary>
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/// Перемещение влево
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/// </summary>
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/// <returns>Результат перемещения (true - удалось переместиться, false - неудача)</returns>
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protected bool MoveLeft() => MoveTo(DirectionType.Left);
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/// <summary>
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/// Перемещение вправо
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/// </summary>
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/// <returns>Результат перемещения (true - удалось переместиться, false - неудача)</returns>
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protected bool MoveRight() => MoveTo(DirectionType.Right);
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/// <summary>
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/// Перемещение вверх
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/// </summary>
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/// <returns>Результат перемещения (true - удалось переместиться, false - неудача)</returns>
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protected bool MoveUp() => MoveTo(DirectionType.Up);
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/// <summary>
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/// Перемещение вниз
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/// </summary>
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/// <returns>Результат перемещения (true - удалось переместиться, false - неудача)</returns>
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protected bool MoveDown() => MoveTo(DirectionType.Down);
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/// <summary>
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/// Параметры объекта
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/// </summary>
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protected ObjectParameters? GetObjectParameters =>
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_moveableObject?.GetObjectPosition;
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/// <summary>
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/// Шаг объекта
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/// </summary>
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/// <returns></returns>
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protected int? GetStep()
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{
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if (_state != Status.InProgress)
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{
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return null;
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}
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return _moveableObject?.GetStep;
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}
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/// <summary>
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/// Перемещение к цели
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/// </summary>
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protected abstract void MoveToTarget();
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/// <summary>
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/// Достигнута ли цель
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/// </summary>
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/// <returns></returns>
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protected abstract bool IsTargetDestinaion();
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/// <summary>
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/// Попытка перемещения в требуемом направлении
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/// </summary>
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/// <param name="directionType">Направление</param>
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/// <returns>Результат попытки (true - удалось переместиться, false - неудача)</returns>
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private bool MoveTo(DirectionType directionType)
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{
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if (_state != Status.InProgress)
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{
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return false;
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}
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if (_moveableObject?.CheckCanMove(directionType) ?? false)
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{
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_moveableObject.MoveObject(directionType);
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return true;
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}
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return false;
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}
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}
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}
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@ -14,7 +14,7 @@ namespace AirBomber
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public Color BombsColor { get; private set; }
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public bool FuelTanks { get; private set; }
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public EntityAirBomber(int speed, double weight, Color bodyColor, Color
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additionalColor, bool bombs, Color bombsColor, bool fuelTanks)
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additionalColor, bool bombs, Color bombsColor, bool fuelTanks) : base(speed, weight, bodyColor)
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{
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AdditionalColor = additionalColor;
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Bombs = bombs;
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@ -6,7 +6,27 @@ using System.Threading.Tasks;
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namespace AirBomber
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{
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internal interface IMoveableObject
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public interface IMoveableObject
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{
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/// <summary>
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/// Получение координаты X объекта
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/// </summary>
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ObjectParameters? GetObjectPosition { get; }
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/// <summary>
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/// Шаг объекта
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/// </summary>
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int GetStep { get; }
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/// <summary>
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/// Проверка, можно ли переместиться по нужному направлению
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/// </summary>
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/// <param name="direction"></param>
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/// <returns></returns>
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bool CheckCanMove(DirectionType direction);
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/// <summary>
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/// Изменение направления пермещения объекта
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/// </summary>
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/// <param name="direction">Направление</param>
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void MoveObject(DirectionType direction);
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}
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}
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@ -6,7 +6,52 @@ using System.Threading.Tasks;
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namespace AirBomber
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{
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internal class MoveToCenter
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public class MoveToCenter : AbstractStrategy
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{
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protected override bool IsTargetDestinaion()
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{
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var objParams = GetObjectParameters;
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if (objParams == null)
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{
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return false;
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}
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return objParams.ObjectMiddleHorizontal <= FieldWidth / 2 &&
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objParams.ObjectMiddleHorizontal + GetStep() >= FieldWidth / 2 &&
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objParams.ObjectMiddleVertical <= FieldHeight / 2 &&
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objParams.ObjectMiddleVertical + GetStep() >= FieldHeight / 2;
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}
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protected override void MoveToTarget()
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{
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var objParams = GetObjectParameters;
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if (objParams == null)
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{
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return;
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}
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var diffX = objParams.ObjectMiddleHorizontal - FieldWidth / 2;
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if (Math.Abs(diffX) > GetStep())
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{
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if (diffX > 0)
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{
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MoveLeft();
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}
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else
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{
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MoveRight();
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}
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}
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var diffY = objParams.ObjectMiddleVertical - FieldHeight / 2;
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if (Math.Abs(diffY) > GetStep())
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{
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if (diffY > 0)
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{
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MoveUp();
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}
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else
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{
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MoveDown();
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}
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}
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}
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}
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}
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@ -6,7 +6,49 @@ using System.Threading.Tasks;
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namespace AirBomber
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{
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internal class ObjectParameters
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public class ObjectParameters
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{
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private readonly int _x;
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private readonly int _y;
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private readonly int _width;
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private readonly int _height;
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/// <summary>
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/// Левая граница
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/// </summary>
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public int LeftBorder => _x;
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/// <summary>
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/// Верхняя граница
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/// </summary>
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public int TopBorder => _y;
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/// <summary>
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/// Правая граница
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/// </summary>
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public int RightBorder => _x + _width;
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/// <summary>
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/// Нижняя граница
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/// </summary>
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public int DownBorder => _y + _height;
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/// <summary>
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/// Середина объекта
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/// </summary>
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public int ObjectMiddleHorizontal => _x + _width / 2;
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/// <summary>
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/// Середина объекта
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/// </summary>
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public int ObjectMiddleVertical => _y + _height / 2;
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/// <summary>
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/// Конструктор
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/// </summary>
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/// <param name="x">Координата X</param>
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/// <param name="y">Координата Y</param>
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/// <param name="width">Ширина</param>
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/// <param name="height">Высота</param>
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public ObjectParameters(int x, int y, int width, int height)
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{
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_x = x;
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_y = y;
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_width = width;
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_height = height;
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}
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}
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}
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|
@ -6,7 +6,10 @@ using System.Threading.Tasks;
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namespace AirBomber
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{
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internal class Status
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public enum Status
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{
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NotInit,
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InProgress,
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Finish
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||||
}
|
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}
|
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|
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