Book Image

Mastering React Native

Book Image

Mastering React Native

Overview of this book

React Native has completely revolutionized mobile development by empowering JavaScript developers to build world-class mobile apps that run natively on mobile platforms. This book will show you how to apply JavaScript and other front-end skills to build cross-platform React Native applications for iOS and Android using a single codebase. This book will provide you with all the React Native building blocks necessary to become an expert. We’ll give you a brief explanation of the numerous native components and APIs that come bundled with React Native including Images, Views, ListViews, WebViews, and much more. You will learn to utilize form inputs in React Native. You’ll get an overview of Facebook’s Flux data architecture and then apply Redux to manage data with a remote API. You will also learn to animate different parts of your application, as well as routing using React Native’s navigation APIs. By the end of the book, you will be able to build cutting-edge applications using the React Native framework.
Table of Contents (20 chapters)
Mastering React Native
Credits
Disclaimer
About the Authors
About the Reviewer
www.PacktPub.com
Customer Feedback
Preface

Styling images


Images in React Native are somewhat unusual. The Image component has qualities of both the inline HTML img element and background properties of CSS. We'll explore these behaviors in this section to better your understanding of how to use images as both content and as design accents within your applications.

Within your React Native project, you can reference either a local image resource or a remote one. To reference an image contained within your project, use the following syntax:

<Image source={require('./images/pizza.jpg')} /> 

If you wish to reference an image located remotely on a server, you'll follow a similar but slightly different pattern:

<Image 
    source={{ uri: 'https://pixabay.com/static/uploads/photo/2014/11/08/17/05/pizza-522485_960_720.jpg' }} 
    style={{ width: 150, height: 300 }} 
  /> 

There are two key differences when referencing a local image versus a remote one. For starters, a local image is loaded through require...