shrinkWrap: true:宽度是多大就是多大,跟随内容宽度
设置"html"和"body"就是为了去掉上下左右的边距
String textData = """
<p > This <b>num</b> is some text</p>
""";
Widget htmlText() {
return Container(
color: Colors.blue,
child: Html(shrinkWrap: true, data: textData, style: {
"html": Style(
padding: EdgeInsets.all(0),
margin: EdgeInsets.all(0),
backgroundColor: Colors.grey,
textAlign: TextAlign.center),
"body": Style(padding: EdgeInsets.all(0), margin: EdgeInsets.all(0)),
"p": Style(
padding: EdgeInsets.all(0),
margin: EdgeInsets.all(0),
fontSize: FontSize.rem(1.02),
color: const Color(0xFF373737),
fontWeight: FontWeight.w400),
"p > b": Style(
padding: EdgeInsets.all(0),
margin: EdgeInsets.all(0),
fontSize: FontSize.rem(1.02),
color: const Color(0xFF373737),
fontWeight: FontWeight.w600)
}),
);
}
}
import 'package:flutter/material.dart';
import 'package:flutter_html/flutter_html.dart';
import '../widget/marquee_view.dart';
class DirectText extends StatefulWidget {
@override
State<StatefulWidget> createState() => DirectTextState();
}
class DirectTextState extends State<DirectText> {
@override
void initState() {
// TODO: implement initState
super.initState();
}
@override
void dispose() {
// TODO: implement dispose
super.dispose();
}
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Welcome to Flutter',
home: Scaffold(
appBar: AppBar(
title: const Text('跑马灯'),
),
//body占屏幕的大部分。
body: _buildBody(),
),
);
}
Widget _buildBody() {
return Column(
children: [
Container(alignment: Alignment.centerLeft,child: htmlText()),
Container(
margin: const EdgeInsets.only(left: 15, top: 10, right: 15),
padding: const EdgeInsets.only(left: 15, right: 15),
height: 36,
decoration: BoxDecoration(
color: const Color(0xFFAAAAAA),
borderRadius: BorderRadius.circular(15),
),
child: Row(
children: <Widget>[
Container(
margin: const EdgeInsets.only(right: 10),
width: 15,
height: 15,
decoration: const BoxDecoration(
color: Colors.blue,
),
),
Expanded(
child: MarqueeView(
child: Row(
children: [
htmlText(),
htmlText(),
htmlText(),
htmlText(),
htmlText(),
htmlText(),
],
),
),
),
],
)),
],
);
}
String textData = """
<p > This <b>num</b> is some text</p>
""";
Widget htmlText() {
return Container(
color: Colors.blue,
child: Html(shrinkWrap: true, data: textData, style: {
"html": Style(
padding: EdgeInsets.all(0),
margin: EdgeInsets.all(0),
backgroundColor: Colors.grey,
textAlign: TextAlign.center),
"body": Style(padding: EdgeInsets.all(0), margin: EdgeInsets.all(0)),
"p": Style(
padding: EdgeInsets.all(0),
margin: EdgeInsets.all(0),
fontSize: FontSize.rem(1.02),
color: const Color(0xFF373737),
fontWeight: FontWeight.w400),
"p > b": Style(
padding: EdgeInsets.all(0),
margin: EdgeInsets.all(0),
fontSize: FontSize.rem(1.02),
color: const Color(0xFF373737),
fontWeight: FontWeight.w600)
}),
);
}
}