public void SetupInitialAnimations(Action callback = null)
{
int delay = 10;
var time = Resources.GetInteger(Android.Resource.Integer.ConfigMediumAnimTime);
var delayIncr = (3 * time) / 4;
var interpolator = new Android.Views.Animations.DecelerateInterpolator();
ViewPropertyAnimator circleAnim = null;
foreach (var id in circleIds)
{
var circle = circlesLayout.FindViewById(id);
circle.ScaleX = .3f;
circle.ScaleY = .3f;
circle.Alpha = 0;
circleAnim = circle.Animate()
.ScaleX(1)
.ScaleY(1)
.Alpha(1)
.SetStartDelay(delay)
.SetDuration(time)
.SetInterpolator(interpolator);
var last = id == circleIds.Last();
if (last && callback != null)
{
circleAnim.WithEndAction(new Run(callback));
}
circleAnim.Start();
delay += delayIncr;
}
}
protected static void Hide(View view)
{
ViewPropertyAnimator animator = view.Animate().TranslationY(viewY).SetInterpolator(INTERPOLATOR).SetDuration(300);
animator.SetListener(new HideAnimatorListener(view));
animator.Start();
}
private void OnTimedEvent(object sender, System.Timers.ElapsedEventArgs e)
{
var width = _currentImageView.Width;
RunOnUiThread(() =>
{
_nextImageView.TranslationX = width;
_currentImageView.Animate().SetDuration(300).TranslationX(-width).Start();
_animator = _nextImageView.Animate().SetDuration(300).TranslationX(0).SetListener(_listener);
_animator.Start();
});
}
private static Task RunAnimationAsync(
ViewPropertyAnimator animator)
{
if (null == animator)
{
throw new ArgumentNullException(nameof(animator));
}
AsyncAnimatorListener listener = new AsyncAnimatorListener();
animator.SetListener(listener);
animator.Start();
return(listener.Task);
}
private void RunCountdown(int countdownTime, Action onFinished)
{
UpdateCountdownLabel(countdownTime);
ViewPropertyAnimator animator = _label.Animate().ScaleX(0).ScaleY(0).Alpha(0.0f).SetDuration(1000);
if (countdownTime > 0)
{
animator.WithEndAction(new Runnable(() => RunCountdown(countdownTime - 1, onFinished)));
}
else
{
animator.WithStartAction(new Runnable(onFinished));
animator.WithEndAction(new Runnable(() => _label.Visibility = ViewStates.Visible));
}
animator.Start();
}
private void Overshoot()
{
try
{
if (_animatedView != null)
{
var interpolator = new OvershootInterpolator();
_animator.TranslationY(DeltaXY.YDelta);
_animator.SetDuration(GetResourceAnimationTimeValue()); //duration
_animator.SetInterpolator(interpolator);
_animator.Start();
}
}
catch (Exception e)
{
Log.Error(TAG, "Overshoot: Exception - " + e.Message);
}
}