/// <summary>
/// Show or hide the outer wheel. This change is animated.
/// </summary>
/// <remarks>
/// If you want to change the animation, you can do so using the storyboards
/// OpenStoryboard and CloseStoryboard as defined in RadialMenu.xaml.
/// </remarks>
public async void TogglePie()
{
var floatingParent = FindParent <Floating>(this);
var distance = Diameter / 2 - CenterButton.ActualHeight / 2;
if (Pie.Visibility == Visibility.Visible)
{
BackgroundEllipse.Visibility = Visibility.Collapsed;
await CloseStoryboard.PlayAsync();
Pie.Visibility = Visibility.Collapsed;
Width = CenterButton.ActualWidth;
Height = CenterButton.ActualHeight;
// Check if we're floating
floatingParent?.ManipulateControlPosition(distance, distance, Width, Height);
Canvas.SetTop(CenterButton, 0);
Canvas.SetLeft(CenterButton, 0);
}
else
{
Width = Diameter;
Height = Diameter;
// Check if we're floating
floatingParent?.ManipulateControlPosition(-distance, -distance, Width, Height);
Canvas.SetTop(CenterButton, Diameter / 2 - CenterButton.ActualHeight / 2);
Canvas.SetLeft(CenterButton, Diameter / 2 - CenterButton.ActualWidth / 2);
Pie.Visibility = Visibility.Visible;
await OpenStoryboard.PlayAsync();
BackgroundEllipse.Visibility = Visibility.Visible;
}
}
