public void OnAnimationEnd(Animation animation)
{
if (_swipeRefreshLayout._refreshing)
{
// Make sure the progress view is fully visible
_swipeRefreshLayout._progress.SetAlpha(MaxAlpha);
_swipeRefreshLayout._progress.Start();
if (_swipeRefreshLayout._notify)
{
_swipeRefreshLayout._listener?.OnRefresh();
}
}
else
{
_swipeRefreshLayout._progress.Stop();
_swipeRefreshLayout._circleView.Visibility = ViewStates.Gone;
_swipeRefreshLayout.SetColorViewAlpha(MaxAlpha);
// Return the circle to its start position
if (_swipeRefreshLayout._scale)
{
_swipeRefreshLayout.SetAnimationProgress(0 /* animation complete and view is hidden */);
}
else
{
_swipeRefreshLayout.SetTargetOffsetTopAndBottom(
_swipeRefreshLayout.OriginalOffsetTop - _swipeRefreshLayout._currentTargetOffsetTop,
true /* requires update */);
}
}
_swipeRefreshLayout._currentTargetOffsetTop = _swipeRefreshLayout._circleView.Top;
}
protected override void ApplyTransformation(float interpolatedTime, Transformation t)
{
var targetTop = 0;
var endTarget = 0;
if (!_swipeRefreshLayout._usingCustomStart)
{
endTarget = (int)(_swipeRefreshLayout._spinnerFinalOffset -
System.Math.Abs(_swipeRefreshLayout.OriginalOffsetTop));
}
else
{
endTarget = (int)_swipeRefreshLayout._spinnerFinalOffset;
}
targetTop = _swipeRefreshLayout.From +
(int)((endTarget - _swipeRefreshLayout.From) * interpolatedTime);
var offset = targetTop - _swipeRefreshLayout._circleView.Top;
_swipeRefreshLayout.SetTargetOffsetTopAndBottom(offset, false /* requires update */);
_swipeRefreshLayout._progress.SetArrowScale(1 - interpolatedTime);
}