private async Task AnimateTabButton()
{
double sourceScale = TabButton.Scale;
Color sourceColor = TabButton.ButtonBackgroundColor;
Color targetColor = _currentAppTheme == AppTheme.Light
? ResourcesHelper.GetResourceColor("DarkSurface")
: Color.White;
await TabButton.ScaleTo(3);
await TabButton.ScaleTo(sourceScale);
TabButton.IconImageSource = null;
var bigScaleTask = TabButton.ScaleTo(30, length: 500);
var colorChangeTask = TabButton.ColorTo(
sourceColor,
targetColor,
callback: c => TabButton.ButtonBackgroundColor = c,
length: 500);
await Task.WhenAll(bigScaleTask, colorChangeTask);
if (_currentAppTheme == AppTheme.AcrylicBlur)
{
_currentAppTheme = AppTheme.Light;
}
else
{
_currentAppTheme += 1;
}
ApplyTheme();
var reverseBigScaleTask = TabButton.ScaleTo(sourceScale, length: 500);
var reverseColorChangeTask = TabButton.ColorTo(
targetColor,
sourceColor,
c => TabButton.ButtonBackgroundColor = c,
length: 500);
await Task.WhenAll(reverseBigScaleTask, reverseColorChangeTask);
TabButton.IconImageSource = "theme_96.png";
}
