Book Image

PhoneGap 3 Beginner's Guide

By : Giorgio Natili
Book Image

PhoneGap 3 Beginner's Guide

By: Giorgio Natili

Overview of this book

<p>You don’t have to know complex languages like Objective C to compete in the ever-growing mobile market place. The PhoneGap framework lets you use your web development skills to build HTML and JavaScript-based mobile applications with native wrappers that run on all the major mobile platforms, including Android, iOS, and Windows Phone 8.</p> <p>"PhoneGap 3 Beginner's Guide" will help you break into the world of mobile application development. You will learn how to set up and configure your mobile development environment, implement the most common features of modern mobile apps, and build rich, native-style applications. The examples in this book deal with real use case scenarios, which will help you develop your own apps, and then publish them on the most popular app stores.</p> <p>Dive deep into PhoneGap and refine your skills by learning how to build the main features of a real world app.</p> <p>"PhoneGap 3 Beginner's Guide" will guide you through the building blocks of a mobile application that lets users plan a trip and share their trip information. With the help of this app, you will learn how to work with key PhoneGap tools and APIs, extend the framework’s functionality with plug-ins, and integrate device features such as the camera, contacts, storage, and more. By the time you’re finished, you will have a solid understanding of the common challenges mobile app developers face, and you will know how to solve them.</p>
Table of Contents (22 chapters)
PhoneGap 3 Beginner's Guide
Credits
Foreword
About the Author
About the Reviewers
www.PacktPub.com
Preface
Index

Accessing the camera using the Camera API


The Camera API provides access to the device's camera application. This means that an app can get a picture or get access to a media file stored in the photo library and in the albums the user created on the device. The Camera API exposes the following two methods defined in the navigator.camera object:

  • getPicture, which opens the default camera application or lets the user browse the media library depending on the options specified in the configuration object the method accepts as argument.

  • cleanup, which cleans up the image file stored into the temporary storage location (supported only on iOS).

The getPicture method accepts as arguments a success handler, a failure handler, and optionally an object used to specify several camera options through its properties:

  • quality, a number between 0 and 100 used to specify the quality of the saved image.

  • destinationType, a number used to define the format of the value returned in the success handler. The...