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  • Book Overview & Buying Canvas Cookbook
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Canvas Cookbook

Canvas Cookbook

By : Purushottam Joshi
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Canvas Cookbook

Canvas Cookbook

By: Purushottam Joshi
Buy this Book

Overview of this book

With the growing popularity of HTML5 Canvas, this book offers tailored recipes to help you develop portable applications, presentations, and games. The recipes are simple yet creative and build on each other. At every step, the book inspires the reader to develop his/her own recipe. From basic to advanced, every aspect of Canvas API has been covered to guide readers to develop their own application, presentation, or game.
Table of Contents (11 chapters)
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Preface
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Preface
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What this book covers
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What you need for this book
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Who this book is for
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Sections
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Conventions
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Reader feedback
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Customer support
Free Chapter
1
1. Paths and Text
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1. Paths and Text
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Introduction
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Drawing lines
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Drawing horizontal, vertical, and assorted lines
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Drawing joins
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Drawing arc1
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Drawing arc2
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Drawing a quadratic curve
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Drawing a rainbow
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Drawing a Bezier curve
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Drawing a flag
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Drawing text
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Drawing 3D text with shadows
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Adding shadows to objects
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Drawing a house
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2. Shapes and Composites
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2. Shapes and Composites
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Introduction
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Drawing rectangles
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Drawing triangles
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Drawing circles
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Drawing gradients
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Working with custom shapes and styles
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Demonstrating translation, rotation, and scaling
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Drawing an ellipse
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Saving and restoring canvas state
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Demonstrating composites
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Drawing a mouse
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3. Animation
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3. Animation
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Introduction
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Creating an animation class
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Demonstrating acceleration
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Demonstrating gravity
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Animating a line
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Animating text
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Animating a clock
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Animating a solar system
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Animating particles
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Animating a particle fountain
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Animating a rain effect
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Animating a snow effect
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4. Images and Videos
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4. Images and Videos
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Introduction
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Drawing and cropping an image
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Rendering effects to images
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Drawing a mirror image
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Clipping a path
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Animated clipping
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Converting canvas to image and back to canvas
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Working with videos
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Rendering effects to videos
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Creating a pixelated image focus
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5. Interactivity through Events
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5. Interactivity through Events
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Introduction
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Working with mouse coordinates
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Making a face smile
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Detecting a point in a path
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Simulating car movements
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Dragging and dropping
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Combining events and animation
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Demonstrating a touch event
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6. Creating Graphs and Charts
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6. Creating Graphs and Charts
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Introduction
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Drawing the axes
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Drawing a simple equation
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Drawing a sinusoidal wave
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Drawing a line graph
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Drawing a bar graph
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Drawing a pie chart
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7. 3D Modeling
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7. 3D Modeling
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Introduction
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Rendering 3D objects
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Drawing 3D cubes
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Drawing a 3D cylinder and a cone
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Drawing a 3D sphere and a torus
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Drawing 3D text decorated by particles
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Drawing a panorama
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Drawing a snowman
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8. Game Development
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8. Game Development
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Introduction
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Understanding the gaming states
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Drawing on canvas
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Playing some music
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Using sprites from the sprite sheet
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Demonstrating animation
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Demonstrating collision
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Demonstrating physics
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Game 1 – Fruit Basket
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Game 2 – Catapult
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9. Interoperability and Deployment
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9. Interoperability and Deployment
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Introduction
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Understanding interoperability
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Styling text and background using CSS
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Deploying a game on Android mobile
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Index
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Index

Introduction

This chapter focuses on yet another very exciting topic of the HTML5 Canvas, images and videos. Along with providing basic functionality for positioning, sizing, and cropping images and videos, the HTML5 Canvas API also allows us to access and modify the color and transparency of each pixel for both mediums. Let's get started!

Host all the recipes on a web server (I used IIS) as a few recipes will not work on the local file://protocol. For security reasons, methods such as getImageData() require a web server to function.

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