Book Image

HTML5 Data and Services Cookbook

Book Image

HTML5 Data and Services Cookbook

Overview of this book

HTML5 is everywhere. From PCs to tablets to smartphones and even TVs, the web is the most ubiquitous application platform and information medium bar. Its becoming a first class citizen in established operating systems such as Microsoft Windows 8 as well as the primary platform of new operating systems such as Google Chrome OS. "HTML5 Data and Services Cookbook" contains over 100 recipes explaining how to utilize modern features and techniques when building websites or web applications. This book will help you to explore the full power of HTML5 - from number rounding to advanced graphics to real-time data binding. "HTML5 Data and Services Cookbook" starts with the display of text and related data. Then you will be guided through graphs and animated visualizations followed by input and input controls. Data serialization, validation and communication with the server as well as modern frameworks with advanced features like automatic data binding and server communication will also be covered in detail.This book covers a fast track into new libraries and features that are part of HTML5!
Table of Contents (21 chapters)
HTML5 Data and Services Cookbook
Credits
About the Authors
About the Reviewers
www.PacktPub.com
Preface
Index

Displaying a force directed graph


In this recipe, we will create a graph with some of the characters of the play Hamlet by William Shakespeare. The idea is to visualize the connections between the characters in a fun and interactive way. The type of graph that will be visualized is known as force directed graph.

Getting ready

In order to visualize the connections between the characters, they need to be stored somehow. There is a sample data.json file that is a part of the code examples that you can use. Although we do encourage you to create your own sample data or at least play around with the existing one, but for the purpose of simplicity, we will be using the one provided in the code examples.

How to do it...

We will be creating a JSON file to contain the relation and image information, the HTML, and the accompanying JavaScript.

  1. First, we can start with the creation of the data for the recipe. We can define the nodes list, where the object would be placed with the properties name that will...