How to get current location in Flutter using geolocator?

Import the geolocator package, use checkPermission to verify status, then call getCurrentPosition with accuracy settings like LocationAccuracy.high. Handle errors for cases where permissions are denied or location is unavailable.

Flutter geolocator vs location plugin which is better?

Geolocator uses a federated architecture for broader platform support including web and desktop, while alternatives like location might be simpler for mobile-only apps but less comprehensive. Choose based on your target platforms and need for extensibility.

Why is geolocator not working on iOS in my Flutter app?

Ensure you've added location usage descriptions to Info.plist, granted permissions on the device, and followed setup steps in the geolocator_apple package README. Common issues include missing keys or simulator limitations.

How accurate is Flutter geolocator for tracking?

Accuracy depends on device hardware and settings; geolocator allows specifying levels like high or low accuracy, but mobile GPS typically has meters of variance. For high-precision needs, consider additional sensors or services.

Can I use geolocator for background location updates in Flutter?

Yes, but it requires platform-specific configuration like background modes in iOS and services in Android, plus careful battery management. Refer to the platform package READMEs for detailed implementation steps.

How to handle location permissions with geolocator in Flutter?

Use the checkPermission method to assess status, requestPermission to prompt users, and listen to permission streams for changes. Handle denied or restricted states by guiding users to app settings.

Open-Awesome

Geolocator

MITDart

A Flutter plugin for accessing native device location services on Android, iOS, web, macOS, and Windows.

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1.3k stars777 forks0 contributors

What is Geolocator?

Flutter geolocator is a plugin that provides access to native device location services for Flutter applications. It allows developers to retrieve the device's geographical position, handle location permissions, and receive location updates across multiple platforms including Android, iOS, web, macOS, and Windows. The plugin solves the problem of platform-specific location API differences by offering a unified interface.

Target Audience

Flutter developers building cross-platform mobile, web, or desktop applications that require location-based functionality such as mapping, tracking, or geofencing.

Value Proposition

Developers choose Flutter geolocator because it provides a consistent, well-maintained API for location services across all major platforms supported by Flutter. Its federated plugin architecture ensures reliability and makes it easier to maintain and extend compared to alternative solutions.

Overview

Android and iOS Geolocation plugin for Flutter

Use Cases

Best For

Adding location tracking to Flutter mobile apps
Building cross-platform mapping applications with Flutter
Implementing geofencing features in Flutter projects
Creating location-aware Flutter web applications
Developing fitness or navigation apps with Flutter
Adding location services to Flutter desktop applications

Not Ideal For

Projects requiring sub-meter precision location data, such as surveying or scientific applications
Applications built with non-Flutter frameworks, as it's Flutter-specific
Teams preferring a single-package dependency without federated architecture overhead

Pros & Cons

Pros

Cross-Platform Consistency

Provides a unified API for location services across Android, iOS, web, macOS, and Windows, eliminating the need for platform-specific code.

Federated Architecture

Built on Flutter's federated plugin model, ensuring clean separation between interface and implementations for better maintainability and extensibility.

Comprehensive Location Features

Supports current position retrieval, last known position, and continuous location updates, covering most common geolocation use cases.

Integrated Permission Handling

Includes methods to check and request location permissions with platform-specific implementations, simplifying compliance with app store guidelines.

Cons

Documentation Fragmentation

The README points to multiple package-specific files, making it harder to find consolidated information and increasing setup time.

Complex Custom Platform Support

Extending to new platforms requires implementing the geolocator_platform_interface, which adds development overhead for niche use cases.

Potential Performance Trade-offs

Abstraction layers in the federated architecture might introduce slight latency compared to direct native API calls, though it's minimal for most apps.

Frequently Asked Questions

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