public State GetUndo()
{
if (Previous == null)
{
throw new NullReferenceException("Prev state not set");
}
State.Direction nDir = State.Direction.Stop;
switch (ReferenceState.Dir)
{
case State.Direction.Stop:
break;
case State.Direction.Left:
nDir = State.Direction.Right;
break;
case State.Direction.Right:
nDir = State.Direction.Left;
break;
//case State.Direction.Up:
// nDir = State.Direction.Down;
// break;
//case State.Direction.Down:
// nDir = State.Direction.Up;
// break;
default:
break;
}
return(new State(Previous.NextQ, nDir, Previous.SetMarker));
}
public void move(State.Direction direction)
{
this.playerDirection = direction;
switch (direction)
{
case State.Direction.North:
PlayerPos.Y = PlayerPos.Y - 2;
break;
case State.Direction.NorthEast:
PlayerPos.Y = PlayerPos.Y - 2;
PlayerPos.X = PlayerPos.X + 2;
break;
case State.Direction.NorthWest:
PlayerPos.Y = PlayerPos.Y - 2;
PlayerPos.X = PlayerPos.X - 2;
break;
case State.Direction.East:
PlayerPos.X = PlayerPos.X + 2;
break;
case State.Direction.West:
PlayerPos.X = PlayerPos.X - 2;
break;
case State.Direction.South:
PlayerPos.Y = PlayerPos.Y + 2;
break;
case State.Direction.SouthEast:
PlayerPos.Y = PlayerPos.Y + 2;
PlayerPos.X = PlayerPos.X + 2;
break;
case State.Direction.SouthWest:
PlayerPos.Y = PlayerPos.Y + 2;
PlayerPos.X = PlayerPos.X - 2;
break;
}
}
