Update _animated_arrow_button.dart
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@ -7,11 +7,13 @@ class _AnimatedArrowButton extends StatelessWidget {
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final String semanticTitle;
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final String semanticTitle;
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final VoidCallback onTap;
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final VoidCallback onTap;
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// Fades to 0 and back to 1
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final _fadeOutIn = TweenSequence<double>([
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final _fadeOutIn = TweenSequence<double>([
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TweenSequenceItem(tween: Tween(begin: 1, end: 0), weight: .5),
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TweenSequenceItem(tween: Tween(begin: 1, end: 0), weight: .5),
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TweenSequenceItem(tween: Tween(begin: 0, end: 1), weight: .5),
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TweenSequenceItem(tween: Tween(begin: 0, end: 1), weight: .5),
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]);
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]);
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// Holds top alignment for first half, then jumps down and slides back up
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final _slideDown = TweenSequence<double>([
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final _slideDown = TweenSequence<double>([
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TweenSequenceItem(tween: Tween(begin: 1, end: 1), weight: .5),
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TweenSequenceItem(tween: Tween(begin: 1, end: 1), weight: .5),
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TweenSequenceItem(tween: Tween(begin: -1, end: 1), weight: .5)
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TweenSequenceItem(tween: Tween(begin: -1, end: 1), weight: .5)
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