apsl_sun_calc 0.0.3

Calculate solar positions, sunrise, sunset, and twilight phases for Flutter apps.

Apsl Sun Calc

apsl_sun_calc is a Flutter package for calculating the position and phase of the sun and moon, based on a given date and geographic location. This Dart package is inspired by the suncalc JavaScript library.

Features

• Sun Position: Calculate the sun's position with azimuth and altitude.
• Moon Position: Determine the moon's position with azimuth, altitude, and distance.
• Sun Times: Get various sunlight phases (dawn, dusk, golden hour, etc.).
• Moon Illumination: Calculate the fraction of the moon illuminated, its phase, and angle.
• Flutter Support: Compatible with Flutter for both mobile and web platforms.

Prerequisites

Before you begin, ensure you have met the following requirements:

• Flutter SDK
• Dart SDK

Installation

Add flutter_suncalc to your pubspec.yaml file:

dependencies:
  flutter_suncalc: ^0.0.1

Then, run the following command to install the package:

flutter pub get

Usage

Import the package in your Dart code:

import 'package:flutter_suncalc/flutter_suncalc.dart';

Examples

Sun Position

var sunPosition = SunCalc.getSunPosition(DateTime.now(), latitude, longitude);
// Output the sun's position

Moon Position

var moonPosition = SunCalc.getMoonPosition(DateTime.now(), latitude, longitude);
// Output the moon's position

Acknowledgments

Thanks to the original suncalc JavaScript library authors.

License

Distributed under the MIT License. See LICENSE for more information.