/// <summary>
/// Close canvas.
/// </summary>
private void CloseSushiBar()
{
// Finish current animation.
var currentHeight = this.AbortSushiBarAnimation();
Debug.WriteLine("CloseSushiBar: Begin: " + showingState);
canvasHeightAnimation = new DelegatedAnimation(
this,
new PropertyPath("(Canvas.Height)"),
currentHeight,
0,
SushiRotatorResources.CanvasClosingDuration / SushiRotatorResources.CanvasHeight * currentHeight);
canvasHeightAnimation.Completed += (s, e) =>
{
Debug.WriteLine("CloseSushiBar: Finished: " + showingState);
if (showingState != ShowingStates.Closing)
{
this.Visibility = Visibility.Collapsed;
}
showingState = ShowingStates.Closed;
// Start reopen timer.
canvasReopenTimer.Interval =
TimeSpan.FromMilliseconds(SushiRotatorResources.CanvasReopenDelay);
canvasReopenTimer.Start();
};
// Start animation.
showingState = ShowingStates.Closing;
canvasHeightAnimation.Begin();
}
/// <summary>
/// Open canvas.
/// </summary>
private void OpenSushiBar()
{
// Finish current animation.
var currentHeight = this.AbortSushiBarAnimation();
Debug.WriteLine("OpenSushiBar: Begin: " + showingState);
canvasHeightAnimation = new DelegatedAnimation(
this,
new PropertyPath("(Canvas.Height)"),
currentHeight,
SushiRotatorResources.CanvasHeight,
SushiRotatorResources.CanvasReopenDuration / SushiRotatorResources.CanvasHeight * (SushiRotatorResources.CanvasHeight - currentHeight));
canvasHeightAnimation.Completed += (s, e) =>
{
Debug.WriteLine("OpenSushiBar: Finished: " + showingState);
showingState = ShowingStates.Opened;
};
// Start animation.
this.Visibility = Visibility.Visible;
showingState = ShowingStates.Opening;
canvasHeightAnimation.Begin();
// Stop reopen timer.
canvasReopenTimer.Stop();
}
/// <summary>
/// Timer reached (Generate sushi)
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void SushiGeneratorTimer_Tick(object sender, EventArgs e)
{
// Generate sushi.
var element = this.GenerateSushi();
this.Children.Add(element);
this.ForceCalculate();
// Calculate next timeout.
var delay =
r.Next(3000) +
((element.ActualWidth * 1.5) / SushiRotatorResources.PixelsPerSecond * 1000.0);
// Create animation.
var width = this.ActualWidth + 10;
var sushiRotateAnimation = new DelegatedAnimation(
element,
new PropertyPath("(Canvas.Left)"),
width,
0 - width,
width / SushiRotatorResources.PixelsPerSecond * 1000.0);
sushiRotateAnimation.Completed += (s, e2) => this.Children.Remove(element);
// Start animation.
sushiRotateAnimation.Begin();
// Schedule next timeout.
sushiGeneratorTimer.Interval = TimeSpan.FromMilliseconds(delay);
sushiGeneratorTimer.Start();
}