void SetInterpolator(int position) {
IInterpolator CurrentInterpolator;
switch (position) {
case 1:
CurrentInterpolator = new LinearInterpolator();
_seekBarFactor.Enabled=false;
break;
case 2:
CurrentInterpolator = new AccelerateDecelerateInterpolator();
_seekBarFactor.Enabled=false;
break;
case 3:
CurrentInterpolator = new DecelerateInterpolator(_factor);
_seekBarFactor.Enabled=true;
break;
case 0:
default:
CurrentInterpolator = new AccelerateInterpolator(_factor);
_seekBarFactor.Enabled=true;
break;
}
_progressBar.SetSmoothProgressDrawableInterpolator(CurrentInterpolator);
_progressBar.SetSmoothProgressDrawableColors(Resources.GetIntArray(Resource.Array.gplus_colors));
}
private void SetValues()
{
_progressBar.SmoothProgressDrawableSpeed = _speed;
_progressBar.SmoothProgressDrawableSectionsCount = _sectionsCount;
_progressBar.SmoothProgressDrawableSeparatorLength = DpToPx(_separatorLength);
_progressBar.SmoothProgressDrawableStrokeWidth = DpToPx(_strokeWidth);
_progressBar.SmoothProgressDrawableReversed = _checkBoxReversed.Checked;
_progressBar.SmoothProgressDrawableMirrorMode = _checkBoxMirror.Checked;
IInterpolator interpolator;
switch (_spinnerInterpolators.SelectedItemPosition)
{
case 1:
interpolator = new LinearInterpolator();
break;
case 2:
interpolator = new AccelerateDecelerateInterpolator();
break;
case 3:
interpolator = new DecelerateInterpolator();
break;
default:
interpolator = new AccelerateInterpolator();
break;
}
_progressBar.SmoothProgressDrawableInterpolator = interpolator;
_progressBar.SmoothProgressDrawableColors = IntsToColors(Resources.GetIntArray(Resource.Array.colors));
}
private async void OnRequestOnboardingPage(OnboardingViewModel oVm)
{
_viewModel = oVm;
AnimationInitUI();
BindEvents();
var mainAnimatorSet = new AnimatorSet();
var appNameLayoutFinalTopSpace = TypedValue.ApplyDimension(ComplexUnitType.Dip, 55.0f, Application.Context.Resources.DisplayMetrics);
var decelerateInterpolator = new DecelerateInterpolator(1.0f);
var appNameLayoutAnimator = new ValueAnimator();
appNameLayoutAnimator.SetDuration(750);
appNameLayoutAnimator.SetInterpolator(decelerateInterpolator);
appNameLayoutAnimator.SetFloatValues(_appNameLayout.GetY(), appNameLayoutFinalTopSpace);
appNameLayoutAnimator.Update += (o, args) => { _appNameLayout.SetY((float)args.Animation.AnimatedValue); };
var whatAccountsAnimator = new ValueAnimator();
whatAccountsAnimator.SetDuration(750);
whatAccountsAnimator.SetInterpolator(decelerateInterpolator);
whatAccountsAnimator.SetFloatValues(0.0f, 1.0f);
whatAccountsAnimator.Update += (o, args) => { _whatAccounts.Alpha = (float)args.Animation.AnimatedValue; };
var appNameAnimationSet = new AnimatorSet();
appNameAnimationSet.PlayTogether(appNameLayoutAnimator, whatAccountsAnimator);
var socialButtonsAnimatorSet = new AnimatorSet();
var overshootInterpolator = new OvershootInterpolator(3f);
var facebookButtonAnimator = new ValueAnimator();
facebookButtonAnimator.SetDuration(500);
facebookButtonAnimator.SetInterpolator(overshootInterpolator);
facebookButtonAnimator.SetFloatValues(_facebookButton.GetY() + _facebookButton.Height, _facebookButton.GetY());
facebookButtonAnimator.Update += (o, args) =>
{
_facebookButton.SetY((float)args.Animation.AnimatedValue);
_facebookButton.Alpha = args.Animation.AnimatedFraction;
};
var twitterButtonAnimator = new ValueAnimator();
twitterButtonAnimator.SetDuration(500);
twitterButtonAnimator.SetInterpolator(overshootInterpolator);
twitterButtonAnimator.SetFloatValues(_facebookButton.GetY() + _facebookButton.Height, _facebookButton.GetY());
twitterButtonAnimator.Update += (o, args) =>
{
_twitterButton.SetY((float)args.Animation.AnimatedValue);
_twitterButton.Alpha = args.Animation.AnimatedFraction;
};
socialButtonsAnimatorSet.PlaySequentially(facebookButtonAnimator, twitterButtonAnimator);
socialButtonsAnimatorSet.StartDelay = 500;
var letsGoButtonAnimator = new ValueAnimator();
letsGoButtonAnimator.SetDuration(500);
letsGoButtonAnimator.SetInterpolator(decelerateInterpolator);
letsGoButtonAnimator.SetFloatValues(0.0f, 1.0f);
letsGoButtonAnimator.Update += (sender, args) =>
{
_goButton.Alpha = (float)args.Animation.AnimatedValue;
};
mainAnimatorSet.PlaySequentially(appNameAnimationSet, socialButtonsAnimatorSet, letsGoButtonAnimator);
await _viewModel.DidLoad();
await Task.Delay(2000);
mainAnimatorSet.Start();
await _viewModel.DidAppear();
}
