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eatvio_app/lib/features/diets/presentation/widgets/expandable_text.dart

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2.7 KiB
Dart

import 'dart:math' as math;
import 'package:eatvio_app/generated/l10n.dart';
import 'package:eatvio_app/core/theme/custom_text_style.dart';
import 'package:eatvio_app/core/theme/theme_helper.dart';
import 'package:flutter/material.dart';
import 'package:flutter_html/flutter_html.dart';
import 'package:flutter_svg/svg.dart';
class ExpandableText extends StatefulWidget {
final String text;
final int maxLines;
ExpandableText({required this.text, this.maxLines = 3});
@override
_ExpandableTextState createState() => _ExpandableTextState();
}
class _ExpandableTextState extends State<ExpandableText> {
bool isExpanded = false;
void toggleExpansion() {
setState(() {
isExpanded = !isExpanded;
});
}
@override
Widget build(BuildContext context) {
final s = S.of(context);
return Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Padding(
padding: const EdgeInsets.symmetric(horizontal: 16),
child: Stack(
children: [
Text(
widget.text,
style: TextStyles.textMMediumAuto.copyWith(color: appTheme.black),
// style: {
// "*": Style(
// margin: Margins.all(0),
// color: Colors.black87,
// maxLines: isExpanded ? null : widget.maxLines,
// textOverflow: TextOverflow.clip,
// ),
// },
),
if (!isExpanded)
Positioned.fill(
child: Align(
alignment: Alignment.bottomCenter,
child: Container(
height: 35,
decoration: BoxDecoration(
gradient: LinearGradient(
begin: Alignment.topCenter,
end: Alignment.bottomCenter,
colors: [Colors.white.withValues(alpha: 0.0), Colors.white.withValues(alpha: 0.6), Colors.white],
),
),
),
),
),
],
),
),
Align(
alignment: Alignment.bottomCenter,
child: GestureDetector(
onTap: toggleExpansion,
child: Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Text(isExpanded ? s.hide : s.expand, style: TextStyles.textMMedium.copyWith(color: appTheme.blueA400)),
Transform.rotate(angle: isExpanded ? math.pi : 0, child: SvgPicture.asset('assets/icons/arrow_down.svg', width: 12, height: 12)),
],
),
),
),
],
);
}
}