/// <summary>
/// Shoots a puff of smoke. If too many puffs of smoke have already been fired, the oldest one vanishes and
/// is replaced with a new one.
/// </summary>
private void ShootSmoke()
{
SmokePuff availableSmokePuff;
if (availableSmokePuffs.Count > 0)
{
// Take a smoke puff from the pool
availableSmokePuff = availableSmokePuffs.Pop();
}
else
{
// Take the oldest smoke puff and use it
availableSmokePuff = FiredSmokePuffs.Dequeue();
}
Vector2 beeKeeperCenter = Bounds.Center.GetVector();
Vector2 smokeInitialPosition = beeKeeperCenter;
availableSmokePuff.Fire(smokeInitialPosition, GetSmokeVelocityVector());
FiredSmokePuffs.Enqueue(availableSmokePuff);
}
/// <summary>
/// Updates the beekeeper's status.
/// </summary>
/// <param name="gameTime">Game time information</param>
public override void Update(GameTime gameTime)
{
if (!(gamePlayScreen.IsActive))
{
base.Update(gameTime);
return;
}
if (IsCollectingHoney)
{
// We want this animation to use a sub animation
// So must calculate when to call the sub animation
if (collectiongHoneyFrameCounter > 3)
{
AnimationDefinitions[BeekeeperCollectingHoneyAnimationKey].Update(gameTime, true, true);
}
else
{
AnimationDefinitions[BeekeeperCollectingHoneyAnimationKey].Update(gameTime, true, false);
}
collectiongHoneyFrameCounter++;
}
else
{
collectiongHoneyFrameCounter = 0;
}
if (isDepositingHoney)
{
if (depositHoneyUpdatingTimer == TimeSpan.Zero)
{
depositHoneyUpdatingTimer = gameTime.TotalGameTime;
}
AnimationDefinitions[BeekeeperDesposingHoneyAnimationKey].Update(gameTime, true);
}
// The oldest smoke puff might have expired and should therefore be recycled
if ((FiredSmokePuffs.Count > 0) && (FiredSmokePuffs.Peek().IsGone))
{
availableSmokePuffs.Push(FiredSmokePuffs.Dequeue());
}
// If the beeKeeper is stung by a bee we want to create a flashing
// effect.
if (isStung || isFlashing)
{
stungDrawingCounter++;
if (stungDrawingCounter > stungDrawingInterval)
{
stungDrawingCounter = 0;
isDrawnLastStungInterval = !isDrawnLastStungInterval;
}
// if time is up, end the flashing effect
if (stungTime + stungDuration < gameTime.TotalGameTime)
{
isStung = false;
if (stungTime + stungDuration + flashingDuration < gameTime.TotalGameTime)
{
isFlashing = false;
stungDrawingCounter = -1;
}
AnimationDefinitions[LegAnimationKey].Update(gameTime, IsInMotion);
}
}
else
{
AnimationDefinitions[LegAnimationKey].Update(gameTime, IsInMotion);
}
if (needToShootSmoke)
{
AnimationDefinitions[SmokeAnimationKey].Update(gameTime, needToShootSmoke);
shootSmokePuffTimer -= gameTime.ElapsedGameTime;
if (shootSmokePuffTimer <= TimeSpan.Zero)
{
ShootSmoke();
shootSmokePuffTimer = shootSmokePuffTimerInitialValue;
}
}
base.Update(gameTime);
}