Book Image

Flutter Cookbook

By : Simone Alessandria, Brian Kayfitz
4 (1)
Book Image

Flutter Cookbook

4 (1)
By: Simone Alessandria, Brian Kayfitz

Overview of this book

“Anyone interested in developing Flutter applications for Android or iOS should have a copy of this book on their desk.” – Amazon 5* Review Lauded as the ‘Flutter bible’ for new and experienced mobile app developers, this recipe-based guide will teach you the best practices for robust app development, as well as how to solve cross-platform development issues. From setting up and customizing your development environment to error handling and debugging, The Flutter Cookbook covers the how-tos as well as the principles behind them. As you progress, the recipes in this book will get you up to speed with the main tasks involved in app development, such as user interface and user experience (UI/UX) design, API design, and creating animations. Later chapters will focus on routing, retrieving data from web services, and persisting data locally. A dedicated section also covers Firebase and its machine learning capabilities. The last chapter is specifically designed to help you create apps for the web and desktop (Windows, Mac, and Linux). Throughout the book, you’ll also find recipes that cover the most important features needed to build a cross-platform application, along with insights into running a single codebase on different platforms. By the end of this Flutter book, you’ll be writing and delivering fully functional apps with confidence.
Table of Contents (17 chapters)
16
About Packt

How it works...

The Google Places API contains over 150 million points of interest that you can add to your maps. Once you activate the service, you can then make search queries using get calls with the http class. The base address to make queries based on your position is the following:

https://maps.googleapis.com/maps/api/place/nearbysearch/json

In the last part of the address, you can specify json or xml, based on the format you wish to receive. Before that, note that nearbysearch makes queries for places near a specified location. When using the nearby search, there are three required parameters and several optional ones. You must separate each parameter with the ampersand (&) character.

The required parameters are as follows:

  • key: Your API key.
  • location: The position around which you want to get the places. This requires latitude and longitude.
  • radius: The radius, expressed in meters, within which you want to retrieve the results.

In our example, we have also used an optional...