private void storyboard1_Completed(object sender, EventArgs e)
{
// when the explosion animation is finished, clear the canvas from the blast icon
ClockGroup clockGroup = (ClockGroup)sender;
DoubleAnimation completedAnimation = (DoubleAnimation)clockGroup.Children[0].Timeline;
Blast completedBlast = (Blast)Storyboard.GetTarget(completedAnimation);
playground.Children.Remove(completedBlast);
}
private void gameTimer_Tick(object sender, EventArgs e)
{
// check if adjustments to balloons animation and timer are needed
if ((DateTime.Now.Subtract(lastAdjustmentTime).TotalSeconds >
secondsBetweenAdjustments))
{
lastAdjustmentTime = DateTime.Now;
secondsBetweenBalloons -= secondsBetweenBalloonsReduction;
secondsToFloat -= secondsToFloatReduction;
balloonTimer.Interval = TimeSpan.FromSeconds(secondsBetweenBalloons);
}
// detect a popped balloon
foreach (KeyValuePair <Balloon, Storyboard> item in storyboards)
{
Balloon balloon = item.Key;
if (CheckCollision(needle, balloon))
{
// play audio file with popping sound to make things realistic
player.Open(new Uri("../../files/pop_sound.mp3", UriKind.RelativeOrAbsolute));
player.Play();
// shut down running storyboard of the popped balloon
Storyboard storyboard = item.Value;
storyboard.Stop();
// discard a balloon from the canvas
playground.Children.Remove(balloon);
// check if the poppped balloon has a bomb inside
if (balloon.HaveBomb)
{
blastedBalloons++;
bombProgressBar.Value += 1;
// initiate blast
Blast blast = new Blast();
// put a blast icon in place where the balloon
// has been popped
double currentTop = Canvas.GetTop(balloon);
double currentLeft = Canvas.GetLeft(balloon);
blast.SetValue(Canvas.TopProperty, currentTop);
blast.SetValue(Canvas.LeftProperty, currentLeft);
playground.Children.Add(blast);
// create explosion animation
DoubleAnimation widthAnimation = new DoubleAnimation();
widthAnimation.To = 1.5;
widthAnimation.Duration = TimeSpan.FromSeconds(0.5);
Storyboard storyboard1 = new Storyboard();
Storyboard.SetTarget(widthAnimation, blast);
Storyboard.SetTargetProperty(widthAnimation, new PropertyPath("RenderTransform.Children[0].ScaleX"));
storyboard1.Children.Add(widthAnimation);
DoubleAnimation heightAnimation = new DoubleAnimation();
heightAnimation.To = 1.5;
heightAnimation.Duration = TimeSpan.FromSeconds(0.5);
Storyboard.SetTarget(heightAnimation, blast);
Storyboard.SetTargetProperty(heightAnimation, new PropertyPath("RenderTransform.Children[0].ScaleY"));
storyboard1.Children.Add(heightAnimation);
storyboard1.Completed += storyboard1_Completed;
storyboard1.Begin();
}
else
{
score++;
scoreProgressBar.Value += 1;
}
}
}
// update a game board
currentScore.Content = score.ToString();
bombCount.Content = blastedBalloons.ToString();
// check if the game needs to finished as the number of popped
// balloons with bombs surpassed the limit
if (blastedBalloons >= maxBlastedBalloons)
{
StopGame();
gameStatus.Text = "Game is over. You lost!";
}
// check if the game is won
if (score >= PopBalloonsToWin)
{
StopGame();
gameStatus.Text = "Game is over. You won!";
}
}