performance_profiler 1.0.0

A Flutter package for profiling performance, including screen load time, FPS, and widget rebuild tracking.

Performance Profiler

A Flutter package for profiling app performance, including screen load time, FPS, and widget rebuild tracking. It provides a customizable overlay to display performance metrics in real-time.

Features

• Track screen load times.
• Monitor FPS (Frames Per Second).
• Track widget rebuilds per screen.
• Customizable overlay with hide/show functionality.

Installation

Add this to your pubspec.yaml: yaml dependencies: performance_profiler: ^1.0.0

Run: flutter pub get

Usage

1. Wrap your app with PerformanceAnalyzer: import 'package:flutter/material.dart'; import 'package:performance_profiler/performance_profiler.dart'; import 'package:provider/provider.dart';

void main() { runApp( ChangeNotifierProvider( create: (_) => PerformanceAnalyzer(), child: const MyApp(), ), ); }

2.Set the current screen name in each screen's State class: class MyScreen extends StatefulWidget { const MyScreen({super.key}); @override MyScreenState createState() => MyScreenState(); }

class MyScreenState extends State

@override Widget build(BuildContext context) { return Scaffold( body: Stack( children: [ TrackedWidget( name: 'MyScreenBody', child: const Center(child: Text('Hello, World!')), ), const ProfilerOverlay(), ], ), ); } }

3. Use TrackedWidget to monitor specific widgets: TrackedWidget( name: 'MyWidget', child: Text('Some content'), )

4.Add ProfilerOverlay to display performance metrics: .The overlay shows the current screen name, load time, FPS, and widget rebuild counts. .It can be hidden/shown using the close button.

Example

Check the example/ folder for a complete example with multiple screens.

Notes

Ensure provider is added to your pubspec.yaml. Use unique screen names for accurate tracking.

License

MIT License