public BasePage()
{
_frameworkElementAnimations = new FrameworkElementAnimations();
_frameworkElementAnimations.AddAnimation(new FadeAnimation());
Loaded += async(s, e) =>
{
if (ShouldAnimateIn)
{
await AnimateIn();
}
};
}
public static async Task SlideAndFadeOutAsync(this FrameworkElement element, FrameworkElementAnimations direction, float seconds = 0.3f, bool keepMargin = true, int size = 0)
{
var storyboard = new Storyboard();
var width = size.Equals(0) ? element.ActualWidth : size;
var height = size.Equals(0) ? element.ActualHeight : size;
switch (direction)
{
case FrameworkElementAnimations.Left:
storyboard.AddSlideToLeft(seconds, width, keepMargin: keepMargin);
break;
case FrameworkElementAnimations.Right:
storyboard.AddSlideToRight(seconds, width, keepMargin: keepMargin);
break;
case FrameworkElementAnimations.Top:
storyboard.AddSlideToTop(seconds, height, keepMargin: keepMargin);
break;
case FrameworkElementAnimations.Bottom:
storyboard.AddSlideToBottom(seconds, height, keepMargin: keepMargin);
break;
}
storyboard.AddFadeOut(seconds);
storyboard.Begin(element);
if (seconds != 0.0f)
{
element.Visibility = Visibility.Visible;
}
var delay = (int)(seconds * 1000);
await Task.Delay(delay);
if (Math.Round(element.Opacity).Equals(0.0))
{
element.Visibility = Visibility.Hidden;
}
}
