Flutter Charting Library: A Comprehensive Visualization Tool

Introducing the Flutter Charting library, a feature-rich data visualization tool designed exclusively for Flutter apps. This library empowers developers to create stunning and informative charts natively in Dart, enabling them to present complex data in a visually appealing and highly interactive manner.

Supported Chart Types

The Flutter Charting library offers a wide range of chart types to cater to diverse visualization needs. Visit the online gallery at https://google.github.io/charts/flutter/gallery.html to explore the full range of supported charts, including:

• Bar charts
• Line charts
• Scatter plots
• Pie charts
• Time series charts
• Histogram charts

Getting Started with the Library

To utilize the Flutter Charting library in your own projects, head over to the GitHub repository at https://github.com/google/charts. Navigate to the /example/ folder within the charts_flutter directory to find a complete Flutter application featuring numerous demo examples.

Example Code

Here's a simple code example that generates a bar chart:

import 'package:charts_flutter/flutter.dart';
import 'package:flutter/material.dart';

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

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    var data = [
      BarChartData(
        values: [
          ChartData(value: 100, id: 'A'),
          ChartData(value: 150, id: 'B'),
          ChartData(value: 200, id: 'C'),
        ],
      )
    ];

    return MaterialApp(
      title: 'Flutter Chart Example',
      theme: ThemeData(
        primarySwatch: Colors.blue,
        visualDensity: VisualDensity.adaptivePlatformDensity,
      ),
      home: Scaffold(
        body: Center(
          child: BarChart(data),
        ),
      ),
    );
  }
}

Development Status

The Flutter Charting library is actively developed and maintained by a dedicated engineering team within Google. While the library is available for public use, external contributions are not currently accepted.

Conclusion

The Flutter Charting library provides an indispensable tool for visualizing and presenting data in Flutter applications. Its comprehensive chart types, intuitive API, and extensive documentation empower developers to create interactive and insightful data visualizations that enhance the user experience. Whether you need to represent sales trends, demographic distributions, or any other type of data, the Flutter Charting library has you covered.