This book is an EverBook, my term for a book which is complete but will continue to be updated. Since it is sold as an app you will receive free updates forever. Just check in your device's app store / catalog. If you find a bug or want me to cover a new feature, please let me know on my blog or Twitter.
HTML Canvas is an amazing drawing technology built into all modern web browsers. With Canvas you can draw shapes, manipulate photos, build games, and animate virtually anything; all with proper web standards. You can even create mobile apps with it.
HTML Canvas Deep Dive is a hands on introduction to Canvas. Code along with the book and play with interactive examples. When you finish reading this short tome you will have the skills to make charts, effects, diagrams, and games that integrate into your existing web content.