private void OnApplicationWillStart(object sender, EventArgs args)
{
var isLoggedIn = _facebookHelper.GetAccount() != null;
isLoggedIn |= _twitterHelper.GetAccount() != null;
if (isLoggedIn)
{
if (RequestHomePage != null)
{
var viewModel = new HomeViewModel();
RequestHomePage(viewModel);
}
}
else
{
if (RequestOnboardingPage != null)
{
var viewModel = new OnboardingViewModel();
RequestOnboardingPage(viewModel);
}
}
}
private void OnRequestOnboardingPage (OnboardingViewModel viewModel)
{
var storyboard = UIStoryboard.FromName ("Onboarding", null);
var navigationController = storyboard.InstantiateInitialViewController () as UINavigationController;
var controller = navigationController.TopViewController as OnboardingController;
controller.ViewModel = viewModel;
SetRootViewController (navigationController);
}
private void OnApplicationWillStart (object sender, EventArgs args)
{
var isLoggedIn = _facebookHelper.GetAccount () != null;
isLoggedIn |= _twitterHelper.GetAccount () != null;
if(isLoggedIn)
{
if (RequestHomePage != null)
{
var viewModel = new HomeViewModel ();
RequestHomePage (viewModel);
}
}
else
{
if(RequestOnboardingPage != null)
{
var viewModel = new OnboardingViewModel ();
RequestOnboardingPage (viewModel);
}
}
}
public OnboardingController (IntPtr handle) : base (handle)
{
if(ViewModel == null) {
ViewModel = new OnboardingViewModel ();
}
}
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();
}