public override void ApplyLevel(HandScreen screen, Hand hand, GameTime gameTime)
{
hand.Movement.HorizontalDirection = Direction.NONE;
hand.Movement.VerticalDirection = Direction.DOWN;
if (hand.CurrentAnimation.IsAnimating == true)
hand.Movement.VerticalSpeed = 0;
else
hand.Movement.VerticalSpeed = speed;
screen.NewHandReleaseInterval = releaseInterval;
}
private void AddToDictionaryIfNotAlready(Hand hand, GameTime gameTime)
{
var isKnownHand = lastChangedTimes.ContainsKey (hand);
if (!isKnownHand)
lastChangedTimes.Add (hand, gameTime.TotalGameTime);
}
public override void ApplyLevel(HandScreen screen, Hand hand, GameTime gameTime)
{
if (hand.CurrentAnimation.IsAnimating == false && hand.Origin.Y <= heightThreshold)
UpdateHandType (hand, gameTime);
}
private void UpdateHandType(Hand hand, GameTime gameTime)
{
if (!hand.IsScheduledToDraw)
lastChangedTimes.Remove (hand);
else {
AddToDictionaryIfNotAlready (hand, gameTime);
RandomizeHandType (hand, gameTime);
}
}
private void UpdateHandState(Hand hand)
{
var isInCollisionArea = IsInCollisionArea (hand.Rectangle);
switch (hand.State) {
case HandState.Active:
if (isInCollisionArea)
hand.State = HandState.Reactive;
break;
case HandState.Reactive:
if (!isInCollisionArea)
hand.State = HandState.Expired;
break;
default:
break;
}
}
private void StartHandAnimation(Hand hand, GameTime gameTime)
{
hand.StartAnimation (TimeSpan.FromSeconds (0.5), gameTime);
}
public abstract void ApplyLevel(HandScreen screen, Hand hand, GameTime gameTime);
private MatchResult GetMatchResult (Hand tappedUserHand, GameTime gameTime)
{
return HandScreen.GetMatchResult (tappedUserHand, gameTime);
}
private bool IsInCollisionArea(Hand hand)
{
return hand.State == HandState.Reactive;
}
private Timing GetTapTiming(Hand hand)
{
var handCenterLine = hand.Origin.Y + hand.Size.Y / 2f;
var collisionAreaCenterLine = CollisionArea.Top + CollisionArea.Height / 2f;
var delta = Math.Abs (collisionAreaCenterLine - handCenterLine);
var threshold = CollisionArea.Height / 2f;
if (delta <= threshold)
return Timing.Great;
else if (delta <= threshold * 2)
return Timing.Good;
else if (delta <= hand.Size.Y / 2f + CollisionArea.Height / 2f)
return Timing.SoSo;
else
return Timing.None;
}
private MatchResult GetMatchResult(Hand userHand, Hand hand)
{
if (userHand.Type == hand.Type)
return new MatchResult (){ Result = ResultType.Draw };
bool didUserWin = DidUserWin (userHand, hand);
var matchResult = GetMatchResult (didUserWin);
matchResult.TapTiming = GetTapTiming (hand);
return matchResult;
}
private bool DidUserWin(Hand userHand, Hand hand)
{
switch (userHand.Type) {
case HandType.Rock:
case HandType.RockPressed:
return hand.Type == HandType.Scissors;
case HandType.Paper:
case HandType.PaperPressed:
return hand.Type == HandType.Rock;
case HandType.Scissors:
case HandType.ScissorsPressed:
return hand.Type == HandType.Paper;
default:
throw new InvalidOperationException ("Not Recognized Hand Type");
}
}
private void ApplyLevel(Hand hand, GameTime gameTime)
{
for (int i = 0, CurrentGameLevelCount = Levels.Count; i < CurrentGameLevelCount; i++)
Levels [i].ApplyLevel (this, hand, gameTime);
}
public MatchResult GetMatchResult(Hand tappedUserHandn, GameTime gameTime)
{
var bottomHand = Hands.FirstOrDefault (x => x.State == HandState.Reactive);
if (bottomHand == null)
return new MatchResult (){ Result = ResultType.WrongTiming };
if (IsInCollisionArea (bottomHand)) {
var matchResult = GetMatchResult (tappedUserHandn, bottomHand);
if (matchResult.Result == ResultType.Victory)
StartHandAnimation (bottomHand, gameTime);
bottomHand.State = HandState.Destroyed;
bottomHand.Freeze ();
return matchResult;
} else {
return new MatchResult (){ Result = ResultType.WrongTiming };
}
}
private MatchResult GetMatchResult(Hand tappedUserHand)
{
return HandScreen.GetMatchResult (tappedUserHand);
}
private void RandomizeHandType(Hand hand, GameTime gameTime)
{
var hasEnoughTimeElapsed = gameTime.TotalGameTime.Subtract (lastChangedTimes [hand]) >= TimeSpan.FromMilliseconds (changeInterval.TotalMilliseconds / 2 + changeInterval.TotalMilliseconds * random.NextDouble ());
if (hasEnoughTimeElapsed) {
HandType = GetRandomHandType ();
hand.Type = HandType;
lastChangedTimes [hand] = gameTime.TotalGameTime;
}
}
private bool IsUserHandTapped (Hand userHand)
{
return !Hand.IsDummy (userHand);
}
private void ReleaseHand(Hand hand)
{
Hands.Add (hand);
}
private void RemoveIfNotValid(Hand hand)
{
if (!hand.IsScheduledToDraw)
Hands.Remove (hand);
}
public static bool IsDummy(Hand hand)
{
return hand.Type == HandType.None;
}