55 lines
1.5 KiB
Dart
55 lines
1.5 KiB
Dart
import 'package:flutter/material.dart';
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class SettingsScreen extends StatefulWidget {
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const SettingsScreen({super.key});
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@override
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State<SettingsScreen> createState() => _SettingsScreenState();
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}
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class _SettingsScreenState extends State<SettingsScreen> {
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double fontSize = 18;
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double lineHeight = 1.8;
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double letterSpacing = 0;
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(title: const Text('Cai dat doc')),
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body: ListView(
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padding: const EdgeInsets.all(20),
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children: [
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Text('Co chu: ${fontSize.toStringAsFixed(0)}'),
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Slider(
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min: 14,
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max: 26,
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value: fontSize,
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onChanged: (v) => setState(() => fontSize = v),
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),
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const SizedBox(height: 12),
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Text('Line-height: ${lineHeight.toStringAsFixed(1)}'),
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Slider(
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min: 1.2,
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max: 2.4,
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value: lineHeight,
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onChanged: (v) => setState(() => lineHeight = v),
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),
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const SizedBox(height: 12),
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Text('Letter-spacing: ${letterSpacing.toStringAsFixed(1)}'),
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Slider(
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min: -0.5,
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max: 2,
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value: letterSpacing,
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onChanged: (v) => setState(() => letterSpacing = v),
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),
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const SizedBox(height: 24),
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FilledButton(
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onPressed: () {},
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child: const Text('Luu va dong bo'),
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),
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],
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),
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);
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}
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}
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