private Direction GetMoveDirection(ActionType actionType)
{
Direction direction = 0;
switch (actionType.Name)
{
case DefaultActionTypes.Up:
direction = Direction.Up;
break;
case DefaultActionTypes.Down:
direction = Direction.Down;
break;
case DefaultActionTypes.Left:
direction = Direction.Left;
break;
case DefaultActionTypes.Right:
direction = Direction.Right;
break;
}
return direction;
}
protected override ActionType GetUndoActionType(ActionType actionType)
{
ActionType undoActionType;
switch (actionType.Name)
{
case DefaultActionTypes.Up:
undoActionType = ActionType.Get(DefaultActionTypes.Down);
break;
case DefaultActionTypes.Down:
undoActionType = ActionType.Get(DefaultActionTypes.Up);
break;
case DefaultActionTypes.Left:
undoActionType = ActionType.Get(DefaultActionTypes.Right);
break;
case DefaultActionTypes.Right:
undoActionType = ActionType.Get(DefaultActionTypes.Left);
break;
default:
undoActionType = ActionType.Get(DefaultActionTypes.Unmapped);
break;
}
return undoActionType;
}
public void Execute(ActionType actionType)
{
this._gameEngine.FieldInvalidate();
switch (actionType.Name)
{
case DefaultActionTypes.Up:
case DefaultActionTypes.Down:
case DefaultActionTypes.Left:
case DefaultActionTypes.Right:
var direction = this.GetMoveDirection(actionType);
if (this._gameEngine.Move(direction))
{
this._gameEngine.FieldInvalidate();
}
else
{
this._gameEngine.IllegalMove();
}
this._gameEngine.Player.Score++;
break;
case DefaultActionTypes.Exit:
this._gameEngine.Exit();
break;
case DefaultActionTypes.Reset:
this._gameEngine.StartGame();
break;
case DefaultActionTypes.Scores:
this._gameEngine.ShowScore();
break;
case DefaultActionTypes.Unmapped:
default:
this._gameEngine.IllegalCommand();
break;
}
}
/// <summary>
/// Indicates whether this instance and a specified object are equal.
/// </summary>
/// <param name="other">The action type to compare to this object.</param>
/// <returns>
/// true if <paramref name="obj" /> and this instance are the same type and represent the same
/// value; otherwise, false.
/// </returns>
public bool Equals(ActionType other)
{
return string.Equals(this.Name, other.Name);
}
public GameAction(ActionType actionType, IActionReceiver actionReceiver)
{
this.ActionReceiver = actionReceiver;
this.ActionType = actionType;
}
protected virtual ActionType GetUndoActionType(ActionType actionType)
{
return ActionType.Get("Unmapped");
}
public virtual IGameAction GetAction(ActionType actionType, IActionReceiver actionReceiver)
{
var action = new KeyValuePair<ActionType, IActionReceiver>(actionType, actionReceiver);
return _ActionsCache.GetOrAdd(action, this.CreateAction);
}
public DefaultGameAction(ActionType actionType, IActionReceiver actionReceiver)
: base(actionType, actionReceiver)
{
}
