private async Task AnimateItem(View uiElement, uint duration ){
while (_animate) {
await uiElement.ScaleTo(1.05, duration, Easing.SinInOut);
await Task.WhenAll (
uiElement.FadeTo(1, duration, Easing.SinInOut),
uiElement.LayoutTo (new Rectangle( new Point(0,0), new Size( uiElement.Width, uiElement.Height))),
uiElement.FadeTo(.9, duration, Easing.SinInOut),
uiElement.ScaleTo(1.15, duration, Easing.SinInOut)
);
}
}
public async Task <bool> AnimationPositionWord(SwipeDirection direction, Xamarin.Forms.View view)
{
switch (direction)
{
case SwipeDirection.Down:
{
await Task.WhenAll(
view.TranslateTo(0, 100, 250, Easing.SinIn),
view.FadeTo(0, 250)
);
break;
}
case SwipeDirection.Up:
{
await Task.WhenAll(
view.TranslateTo(0, -100, 250, Easing.SinIn),
view.FadeTo(0, 250)
);
break;
}
case SwipeDirection.Left:
{
await Task.WhenAll(
view.TranslateTo(-100, 0, 250, Easing.SinIn),
view.FadeTo(0, 250)
);
break;
}
case SwipeDirection.Right:
{
await Task.WhenAll(
view.FadeTo(0, 250),
view.TranslateTo(100, 0, 250, Easing.SinIn)
);
break;
}
}
return(await Task.FromResult(true));
}
public async Task <bool> AnimationPositionWordRevert(Xamarin.Forms.View view)
{
await Task.WhenAll(
view.TranslateTo(0, 0, 10),
view.FadeTo(1, 150)
);
return(await Task.FromResult(true));
}
async Task ShowContent(XFView oldView, XFView newView)
{
newView.Opacity = 0;
newView.IsVisible = true;
if (oldView != null)
{
oldView.IsVisible = false;
}
await newView.FadeTo(1);
newView.Opacity = 1;
}
public override Task Appearing(View content, PopupPage page)
{
if (HasBackgroundAnimation)
{
return page.FadeTo(1, DurationIn, EasingIn);
}
if (content != null)
{
return content.FadeTo(1, DurationIn, EasingIn);
}
return Task.FromResult(0);
}
public override Task Disappearing(View content, PopupPage page)
{
_defaultOpacity = page.Opacity;
if (HasBackgroundAnimation)
{
return page.FadeTo(0, DurationOut, EasingOut);
}
if (content != null)
{
return content.FadeTo(0, DurationOut, EasingOut);
}
return Task.FromResult(0);
}
public async Task <bool> AnimationFade(Xamarin.Forms.View view, int opacity, uint milliseconds)
{
return(await view.FadeTo(opacity, milliseconds));
}
// Call Before OnDisappering
public async Task Disappearing(Xamarin.Forms.View content, PopupPage page)
{
// Hide animation
await content.FadeTo(0);
}
private async Task AnimateItem( View uiElement, uint duration ){
if (uiElement == null) {
return;
}
await Task.WhenAll (new Task[] {
uiElement.ScaleTo(1.5, duration, Easing.CubicIn),
uiElement.FadeTo(1, duration/2, Easing.CubicInOut).ContinueWith(
_ => uiElement.ScaleTo(1, duration, Easing.CubicOut))
});
}
private async Task AnimateItem(View uiElement, uint duration ){
var originalOpacity = uiElement.Opacity;
await uiElement.FadeTo(.5, duration/2, Easing.CubicIn);
await uiElement.FadeTo(originalOpacity, duration/2, Easing.CubicIn);
}
async void DroidLayout(View mainView)
{
if (this.Content is AbsoluteLayout) {
await (this.Content as AbsoluteLayout).Children[0].FadeTo (0, (uint)Integers.AnimationSpeed, Easing.SinIn);
(this.Content as AbsoluteLayout).Children.RemoveAt (0);
AbsoluteLayout.SetLayoutFlags(mainView, AbsoluteLayoutFlags.All);
AbsoluteLayout.SetLayoutBounds(mainView, new Rectangle(0f, 0f, 1f, 1f));
(this.Content as AbsoluteLayout).Children.Insert (0, mainView);
mainView.Opacity = 0;
await mainView.FadeTo (1, (uint)Integers.AnimationSpeed, Easing.SinIn);
return;
}
fab = new FloatingActionButtonView
{
ImageName = League.IsFavorite ? "ic_favorite_white" : "ic_favorite_border_white",
ColorNormal = Color.FromHex("009688"),
ColorPressed = Color.FromHex("80CBC4"),
ColorRipple = Color.FromHex("E0F2F1"),
Clicked = (sender, args) => FabAction(),
};
absoluteAndroid = new AbsoluteLayout
{
VerticalOptions = LayoutOptions.FillAndExpand,
HorizontalOptions = LayoutOptions.FillAndExpand,
};
// Position the pageLayout to fill the entire screen.
// Manage positioning of child elements on the page by editing the pageLayout.
AbsoluteLayout.SetLayoutFlags(mainView, AbsoluteLayoutFlags.All);
AbsoluteLayout.SetLayoutBounds(mainView, new Rectangle(0f, 0f, 1f, 1f));
absoluteAndroid.Children.Add(mainView);
// Overlay the FAB in the bottom-right corner
AbsoluteLayout.SetLayoutFlags(fab, AbsoluteLayoutFlags.PositionProportional);
AbsoluteLayout.SetLayoutBounds(fab, new Rectangle(1f, 1f, AbsoluteLayout.AutoSize, AbsoluteLayout.AutoSize));
absoluteAndroid.Children.Add(fab);
Content = absoluteAndroid;
await mainView.FadeTo (1, (uint)Integers.AnimationSpeed, Easing.SinIn);
}