HTML5 Unleashed

Chapter 5. 2D Canvas

In This Chapter

▸ Browser Support

▸ What Canvas Can and Cannot Do

▸ When to Not Use Canvas

▸ Getting Started with Canvas

▸ Canvas Attributes

▸ Context Methods and State

▸ Summary of Context State So Far

▸ Saving and Restoring

▸ Transformation Matrix

▸ In-Memory Canvases

▸ Using Images and Other Canvases

▸ Image Data and Pixel Manipulation

▸ Image Security on the Canvas

▸ Gradients and Patterns

▸ Shadows

▸ Compositing

▸ Clipping

▸ Using Text

▸ Canvas Context Recap

Canvas is the most visible part of HTML5, and together with the audio and video tags we have the most important HTML elements that return rich web functionality from a world of plug-ins to a native experience.

Canvas has many immediate applications: It natively ...