style_parser

Description:

style parser

StyleParser #
StyleParser is a Flutter package designed for parsing CSS styles and converting them into Flutter's TextStyle and TextSpan objects. This package provides an easy way to apply complex CSS styles to text widgets in Flutter, enabling rich text formatting based on HTML and CSS.
Features #

Convert CSS strings to TextStyle objects.
Convert HTML strings with embedded styles to TextSpan objects.
Supports CSS class and tag selectors.
Handles inline styles within HTML tags.

지원되는 파싱 스타일 #

font-size
font-weight
background-color
font-style

strong
em


font-color
br
font-family

Usage #
Importing the package #
import 'package:style_parser/style_parser.dart';
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Converting CSS to TextStyle #
To convert a CSS string to a map of TextStyle objects:
String css = """
.bold { font-weight: bold; }
.italic { font-style: italic; }
.large { font-size: 24pt; }
""";

Map<String, TextStyle> styles = StyleParser.cssToTextStyle(css);
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Converting HTML to TextSpan #
To convert an HTML string with styles to a TextSpan and apply existing tag styles:
String html = """
<p class="bold">This is bold text.</p>
<p class="italic">This is italic text.</p>
<p class="large">This is large text.</p>
""";

Map<String, TextStyle> tagStyles = {
'p': TextStyle(color: Colors.blue),
'strong': TextStyle(fontWeight: FontWeight.bold),
};

TextSpan textSpan = StyleParser.htmlTagToTextSpan(html, existingClassStyle: styles, existingTagStyle: tagStyles);
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Example #
Here is a full example demonstrating how to use the StyleParser package:
import 'package:flutter/material.dart';
import 'package:style_parser/style_parser.dart';

void main() {
runApp(MyApp());
}

class MyApp extends StatelessWidget {
@override
Widget build(BuildContext context) {
String css = """
.bold { font-weight: bold; }
.italic { font-style: italic; }
.large { font-size: 24pt; }
""";

String html = """
<p class="bold">This is bold text.</p>
<p class="italic">This is italic text.</p>
<p class="large">This is large text.</p>
""";

Map<String, TextStyle> styles = StyleParser.cssToTextStyle(css);
TextSpan textSpan = StyleParser.htmlTagToTextSpan(html, existingClassStyle: styles);

return MaterialApp(
home: Scaffold(
appBar: AppBar(
title: Text('StyleParser Example'),
),
body: Padding(
padding: const EdgeInsets.all(16.0),
child: RichText(
text: textSpan,
),
),
),
);
}
}
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API Reference #
StyleParser #
Methods


htmlTagToTextSpan


Converts an HTML string with styles to a TextSpan.


Parameters:

style (String): The HTML string to be converted.
existingClassStyle (Map<String, TextStyle>?): An optional map of class styles.
existingTagStyle (Map<String, TextStyle>?): An optional map of tag styles.





cssToTextStyle

Converts a CSS string to a map of TextStyle objects.
Parameters:

style (String): The CSS string to be converted.





License #
This project is licensed under the MIT License - see the LICENSE file for details.