- •Contents at a Glance
- •Contents
- •Foreword
- •About the Authors
- •About the Technical Reviewer
- •Acknowledgments
- •Introduction
- •Who This Book Is For
- •An Overview of This Book
- •Example Code and Companion Web Site
- •Contacting the Authors
- •Overview of HTML5
- •The Story So Far—The History of HTML5
- •The Myth of 2022 and Why It Doesn’t Matter
- •Who Is Developing HTML5?
- •A New Vision
- •Compatibility and Paving the Cow Paths
- •Utility and the Priority of Constituencies
- •Interoperability Simplification
- •Universal Access
- •A Plugin–Free Paradigm
- •What’s In and What’s Out?
- •What’s New in HTML5?
- •New DOCTYPE and Character Set
- •New and Deprecated Elements
- •Semantic Markup
- •Simplifying Selection Using the Selectors API
- •JavaScript Logging and Debugging
- •window.JSON
- •DOM Level 3
- •Monkeys, Squirrelfish, and Other Speedy Oddities
- •Summary
- •Using the Canvas API
- •Overview of HTML5 Canvas
- •History
- •What Is a Canvas?
- •Canvas Coordinates
- •When Not to Use Canvas
- •Fallback Content
- •CSS and Canvas
- •Browser Support for HTML5 Canvas
- •Using the HTML5 Canvas APIs
- •Checking for Browser Support
- •Adding a Canvas to a Page
- •Applying Transformations to Drawings
- •Working with Paths
- •Working with Stroke Styles
- •Working with Fill Styles
- •Filling Rectangular Content
- •Drawing Curves
- •Inserting Images into a Canvas
- •Using Gradients
- •Using Background Patterns
- •Scaling Canvas Objects
- •Using Canvas Transforms
- •Using Canvas Text
- •Applying Shadows
- •Working with Pixel Data
- •Implementing Canvas Security
- •Building an Application with HTML5 Canvas
- •Practical Extra: Full Page Glass Pane
- •Practical Extra: Timing Your Canvas Animation
- •Summary
- •Working with Scalable Vector Graphics
- •Overview of SVG
- •History
- •Understanding SVG
- •Scalable Graphics
- •Creating 2D Graphics with SVG
- •Adding SVG to a Page
- •Simple Shapes
- •Transforming SVG Elements
- •Reusing Content
- •Patterns and Gradients
- •SVG Paths
- •Using SVG Text
- •Putting the Scene Together
- •Building an Interactive Application with SVG
- •Adding Trees
- •Adding the updateTrees Function
- •Adding the removeTree Function
- •Adding the CSS Styles
- •The Final Code
- •Summary
- •Working with Audio and Video
- •Overview of Audio and Video
- •Video Containers
- •Audio and Video Codecs
- •Audio and Video Restrictions
- •Browser Support for Audio and Video
- •Using the Audio and Video API
- •Checking for Browser Support
- •Accessibility
- •Understanding Media Elements
- •Working with Audio
- •Working with Video
- •Practical Extras
- •Summary
- •Using the Geolocation API
- •About Location Information
- •Latitude and Longitude Coordinates
- •Where Does Location Information Come From?
- •IP Address Geolocation Data
- •GPS Geolocation Data
- •Wi-Fi Geolocation Data
- •Cell Phone Geolocation Data
- •User–Defined Geolocation Data
- •Browser Support for Geolocation
- •Privacy
- •Triggering the Privacy Protection Mechanism
- •Dealing with Location Information
- •Using the Geolocation API
- •Checking for Browser Support
- •Position Requests
- •Building an Application with Geolocation
- •Writing the HTML Display
- •Processing the Geolocation Data
- •The Final Code
- •Practical Extras
- •What’s My Status?
- •Show Me on a Google Map
- •Summary
- •Using the Communication APIs
- •Cross Document Messaging
- •Understanding Origin Security
- •Browser Support for Cross Document Messaging
- •Using the postMessage API
- •Building an Application Using the postMessage API
- •XMLHttpRequest Level 2
- •Cross-Origin XMLHttpRequest
- •Progress Events
- •Browser Support for HTML5 XMLHttpRequest Level 2
- •Using the XMLHttpRequest API
- •Building an Application Using XMLHttpRequest
- •Practical Extras
- •Structured Data
- •Framebusting
- •Summary
- •Using the WebSocket API
- •Overview of WebSocket
- •Real-Time and HTTP
- •Understanding WebSocket
- •Writing a Simple Echo WebSocket Server
- •Using the WebSocket API
- •Checking for Browser Support
- •Basic API Usage
- •Building a WebSocket Application
- •Coding the HTML File
- •Adding the WebSocket Code
- •Adding the Geolocation Code
- •Putting It All Together
- •The Final Code
- •Summary
- •Using the Forms API
- •Overview of HTML5 Forms
- •HTML Forms Versus XForms
- •Functional Forms
- •Browser Support for HTML5 Forms
- •An Input Catalog
- •Using the HTML5 Forms APIs
- •New Form Attributes and Functions
- •Checking Forms with Validation
- •Validation Feedback
- •Building an Application with HTML5 Forms
- •Practical Extras
- •Summary
- •Working with Drag-and-Drop
- •Web Drag-and-Drop: The Story So Far
- •Overview of HTML5 Drag-and-Drop
- •The Big Picture
- •Events to Remember
- •Drag Participation
- •Transfer and Control
- •Building an Application with Drag-and-Drop
- •Getting Into the dropzone
- •Handling Drag-and-Drop for Files
- •Practical Extras
- •Customizing the Drag Display
- •Summary
- •Using the Web Workers API
- •Browser Support for Web Workers
- •Using the Web Workers API
- •Checking for Browser Support
- •Creating Web Workers
- •Loading and Executing Additional JavaScript
- •Communicating with Web Workers
- •Coding the Main Page
- •Handling Errors
- •Stopping Web Workers
- •Using Web Workers within Web Workers
- •Using Timers
- •Example Code
- •Building an Application with Web Workers
- •Coding the blur.js Helper Script
- •Coding the blur.html Application Page
- •Coding the blurWorker.js Web Worker Script
- •Communicating with the Web Workers
- •The Application in Action
- •Example Code
- •Summary
- •Using the Storage APIs
- •Overview of Web Storage
- •Browser Support for Web Storage
- •Using the Web Storage API
- •Checking for Browser Support
- •Setting and Retrieving Values
- •Plugging Data Leaks
- •Local Versus Session Storage
- •Other Web Storage API Attributes and Functions
- •Communicating Web Storage Updates
- •Exploring Web Storage
- •Building an Application with Web Storage
- •The Future of Browser Database Storage
- •The Web SQL Database
- •The Indexed Database API
- •Practical Extras
- •JSON Object Storage
- •A Window into Sharing
- •Summary
- •Overview of HTML5 Offline Web Applications
- •Browser Support for HTML5 Offline Web Applications
- •Using the HTML5 Application Cache API
- •Checking for Browser Support
- •Creating a Simple Offline Application
- •Going Offline
- •Manifest Files
- •The ApplicationCache API
- •Application Cache in Action
- •Building an Application with HTML5 Offline Web Applications
- •Creating a Manifest File for the Application Resources
- •Creating the HTML Structure and CSS for the UI
- •Creating the Offline JavaScript
- •Check for ApplicationCache Support
- •Adding the Update Button Handler
- •Add Geolocation Tracking Code
- •Adding Storage Code
- •Adding Offline Event Handling
- •Summary
- •The Future of HTML5
- •Browser Support for HTML5
- •HTML Evolves
- •WebGL
- •Devices
- •Audio Data API
- •Touchscreen Device Events
- •Peer-to-Peer Networking
- •Ultimate Direction
- •Summary
- •Index
For your convenience Apress has placed some of the front matter material after the index. Please use the Bookmarks and Contents at a Glance links to access them.
Contents at a Glance
Foreword............................................................................................................... |
xv |
About the Authors................................................................................................ |
xvi |
About the Technical Reviewer ............................................................................ |
xvii |
Acknowledgments ............................................................................................. |
xviii |
Introduction ......................................................................................................... |
xix |
Chapter 1: Overview of HTML5................................................................................ |
1 |
Chapter 2: Using the Canvas API .......................................................................... |
23 |
Chapter 3: Working with Scalable Vector Graphics.............................................. |
63 |
Chapter 4: Working with Audio and Video ............................................................ |
83 |
Chapter 5: Using the Geolocation API ................................................................. |
107 |
Chapter 6: Using the Communication APIs ......................................................... |
135 |
Chapter 7: Using the WebSocket API .................................................................. |
159 |
Chapter 8: Using the Forms API.......................................................................... |
193 |
Chapter 9: Working with Drag-and-Drop ............................................................ |
217 |
Chapter 10: Using the Web Workers API............................................................. |
241 |
Chapter 11: Using the Storage APIs.................................................................... |
263 |
Chapter 12: Creating Offline Web Applications.................................................. |
295 |
Chapter 13: The Future of HTML5 ....................................................................... |
313 |
Index ................................................................................................................... |
323 |
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