83 lines
2.7 KiB
Dart
83 lines
2.7 KiB
Dart
import 'package:expandable_text/expandable_text.dart';
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import 'package:flutter/material.dart';
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import 'package:mangayomi/utils/media_query.dart';
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class ReadMoreWidget extends StatefulWidget {
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const ReadMoreWidget({Key? key, required this.text, required this.onChanged})
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: super(key: key);
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final Function(bool) onChanged;
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final String text;
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@override
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ReadMoreWidgetState createState() => ReadMoreWidgetState();
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}
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class ReadMoreWidgetState extends State<ReadMoreWidget>
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with TickerProviderStateMixin {
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bool expanded = false;
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@override
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Widget build(BuildContext context) {
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return Column(
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children: [
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Stack(
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children: [
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Padding(
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padding: const EdgeInsets.symmetric(horizontal: 6),
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child: ExpandableText(
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animationDuration: const Duration(milliseconds: 500),
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onExpandedChanged: (value) {
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setState(() => expanded = value);
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widget.onChanged(value);
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},
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expandOnTextTap: true,
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widget.text.trim(),
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expandText: '',
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maxLines: 3,
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expanded: false,
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onPrefixTap: () {
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setState(() => expanded = !expanded);
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widget.onChanged(expanded);
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},
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linkColor: Theme.of(context).scaffoldBackgroundColor,
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animation: true,
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collapseOnTextTap: true,
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prefixText: '',
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),
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),
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if (!expanded)
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Positioned(
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bottom: 0,
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right: 0,
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left: 0,
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child: Container(
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width: mediaWidth(context, 1),
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height: 20,
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decoration: BoxDecoration(
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color: Theme.of(context).scaffoldBackgroundColor,
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gradient: LinearGradient(
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begin: Alignment.topCenter,
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end: Alignment.bottomCenter,
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colors: [
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Theme.of(context)
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.scaffoldBackgroundColor
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.withOpacity(0.2),
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Theme.of(context).scaffoldBackgroundColor
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],
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stops: const [0, .9],
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),
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),
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child: const Icon(Icons.keyboard_arrow_down_sharp),
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),
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),
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],
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),
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if (expanded)
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SizedBox(
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width: mediaWidth(context, 1),
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height: 20,
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child: const Icon(Icons.keyboard_arrow_up_sharp),
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)
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],
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);
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}
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}
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