dg1234uk

// Forked from Paul Irish
// http://paulirish.com/2011/requestanimationframe-for-smart-animating/
// http://my.opera.com/emoller/blog/2011/12/20/requestanimationframe-for-smart-er-animating

// requestAnimationFrame polyfill by Erik Möller. fixes from Paul Irish and Tino Zijdel

// MIT license

(function() {
    var lastTime = 0;

dg1234uk

First Pen

My first pen, just a quick html 5 button which when clicked has its CSS background colour changed.

A Pen by Daniel Granger on CodePen.

License.

dg1234uk

/* http://css-tricks.com/snippets/css/clear-fix/ */
.group:after {
	visibility: hidden;
	display: block;
	content: "";
	clear: both;
	height: 0;
	}
* html .group             { zoom: 1; } /* IE6 */
*:first-child+html .group { zoom: 1; } /* IE7 */

dg1234uk

function createHighDPICanvas(width: number, height: number, parentElement = document.body) {
  // Validate inputs
  if (typeof width !== 'number' || typeof height !== 'number') {
    throw new Error("Width and height must be numbers");
  }
  
  // Create a new HTML canvas element
  const canvas = document.createElement("canvas");

  // Set the width and height of the canvas in CSS pixels