66 lines
2.3 KiB
Dart
66 lines
2.3 KiB
Dart
import 'package:aves/model/selection.dart';
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import 'package:aves/theme/durations.dart';
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import 'package:aves/theme/icons.dart';
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import 'package:aves/widgets/common/grid/theme.dart';
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import 'package:aves/widgets/common/identity/aves_icons.dart';
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import 'package:flutter/material.dart';
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import 'package:provider/provider.dart';
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class GridItemSelectionOverlay<T> extends StatelessWidget {
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final T item;
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final BorderRadius? borderRadius;
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final EdgeInsets? padding;
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static const duration = Durations.thumbnailOverlayAnimation;
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const GridItemSelectionOverlay({
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Key? key,
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required this.item,
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this.borderRadius,
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this.padding,
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}) : super(key: key);
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@override
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Widget build(BuildContext context) {
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final isSelecting = context.select<Selection<T>, bool>((selection) => selection.isSelecting);
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final child = isSelecting
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? Selector<Selection<T>, bool>(
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selector: (context, selection) => selection.isSelected([item]),
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builder: (context, isSelected, child) {
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var child = isSelecting
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? OverlayIcon(
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key: ValueKey(isSelected),
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icon: isSelected ? AIcons.selected : AIcons.unselected,
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size: context.select<GridThemeData, double>((t) => t.iconSize),
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)
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: const SizedBox.shrink();
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child = AnimatedSwitcher(
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duration: duration,
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switchInCurve: Curves.easeOutBack,
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switchOutCurve: Curves.easeOutBack,
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transitionBuilder: (child, animation) => ScaleTransition(
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scale: animation,
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child: child,
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),
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child: child,
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);
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child = AnimatedContainer(
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duration: duration,
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alignment: AlignmentDirectional.topEnd,
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padding: padding,
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decoration: BoxDecoration(
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color: isSelected ? Colors.black54 : Colors.transparent,
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borderRadius: borderRadius,
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),
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child: child,
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);
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return child;
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},
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)
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: const SizedBox.shrink();
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return AnimatedSwitcher(
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duration: duration,
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child: child,
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);
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}
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}
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