private async void Countdown(int number = 5)
{
if (number != 0)
{
CountdownNumber.Text = number.ToString();
await CountdownNumber.ScaleTo(1, 350, Easing.CubicInOut);
await Task.Delay(300);
await CountdownNumber.FadeTo(0, 150, Easing.CubicOut);
CountdownNumber.Scale = 0;
CountdownNumber.Opacity = 1;
Countdown(--number);
}
else
{
// Take photo
// Show
_coverVisible = !_coverVisible;
AnimationContainer.ScaleTo(1, 300, Easing.CubicOut);
await MainButton.ScaleTo(0, 300, Easing.CubicOut);
MainButton.InputTransparent = false;
PulseButton();
}
}
/// <summary>
/// Pulse the take photo button
/// </summary>
private async void PulseButton()
{
if (_coverVisible)
{
// Is visible
if (_pulseForward)
{
await MainButton.ScaleTo(0.9, 600, Easing.CubicInOut);
}
else
{
await MainButton.ScaleTo(1.0, 600, Easing.CubicInOut);
}
_pulseForward = !_pulseForward;
PulseButton();
}
}
private async void Button_Clicked(object sender, EventArgs e)
{
if (_coverVisible)
{
// Hide
_coverVisible = !_coverVisible;
ViewExtensions.CancelAnimations(MainButton);
AnimationContainer.ScaleTo(0, 300, Easing.CubicOut);
await MainButton.ScaleTo(0, 300, Easing.CubicOut);
MainButton.InputTransparent = true;
Countdown();
}
else
{
// Show
_coverVisible = !_coverVisible;
AnimationContainer.ScaleTo(1, 300, Easing.CubicOut);
await MainButton.ScaleTo(0, 300, Easing.CubicOut);
MainButton.InputTransparent = false;
PulseButton();
}
}
public async Task ScaleButton()
{
await MainButton.ScaleTo(1.1, 500, Easing.CubicIn);
await MainButton.ScaleTo(1, 500, Easing.CubicOut);
}
