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    Contents

    Contents

    Preface

    Acknowledgments

    About the Author

    Chapter 1: Essentials

    1.1 The canvas Element

    1.1.1 Canvas Element Size vs. Drawing Surface Size

    1.1.2 The Canvas API

    1.2 Canvas Contexts

    1.2.1 The 2d Context

    1.2.1.1 The WebGL 3d Context

    1.2.2 Saving and Restoring Canvas State

    1.3 Canonical Examples in This Book

    1.4 Getting Started

    1.4.1 Specifications

    1.4.2 Browsers

    1.4.3 Consoles and Debuggers

    1.4.4 Performance

    1.4.4.1 Profiles and Timelines

    1.4.4.2 jsPerf

    1.5 Fundamental Drawing Operations

    1.6 Event Handling

    1.6.1 Mouse Events

    1.6.1.1 Translating Mouse Coordinates to Canvas Coordinates

    1.6.2 Keyboard Events

    1.6.3 Touch Events

    1.7 Saving and Restoring the Drawing Surface

    1.8 Using HTML Elements in a Canvas

    1.8.1 Invisible HTML Elements

    1.9 Printing a Canvas

    1.10 Offscreen Canvases


      

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