Working with the HTML5 Canvas: Listing 1.

Defining the canvas element in an HTML page.

<html>
<head>
  <title>Canvas Writer</title>
  <script type="text/javascript">
    window.onload = function () {
      var
        canvas = document.getElementById("canvas"),
        context = canvas.getContext("2d");
      };    
    </script>
</head>
<body>
    <canvas id="canvas" width="800" height="600">
    </canvas>
</body>

About the Author

John Papa is a Microsoft Regional Director and former Microsoft technical evangelist. Author of 100-plus articles and 10 books, he specializes in professional application development with Windows, HTML5, JavaScript, CSS, Silverlight, Windows Presentation Foundation, C#, .NET and SQL Server. Check out his online training with Pluralsight; find him at johnpapa.net and on Twitter at twitter.com/john_papa.

comments powered by Disqus

Featured

  • VS Code 1.127 Further Integrates Advanced Browser-AI Tech

    Microsoft's July 1 Visual Studio Code update continues a recent push to make the editor's integrated browser a more capable development surface -- and a more useful tool for AI agents.

  • Support Vector Regression with SGD Training Using C#

    Support vector regression can predict numeric values effectively, and this article shows how to implement and train a kernel SVR model in C# using stochastic sub-gradient descent.

  • New GitHub Switch Limits Repo Issue Creation to Collaborators Only

    After publicly touting pull request limits as a way to cut maintainer noise, GitHub is taking the same idea further with a new setting that lets repository admins restrict issue creation to collaborators only.

  • Uno Platform Helps Ship First Stable SkiaSharp 4.0 Release for 2D .NET Graphics

    SkiaSharp 4.148.0 is the first stable v4 release, bringing a newer Skia engine, API cleanup, performance work and a Microsoft-Uno co-maintenance model.

Subscribe on YouTube