<!DOCTYPE html>
<!--
/*************************************************************
* This script is developed by Arturs Sosins aka ar2rsawseen, http://webcodingeasy.com
* Feel free to distribute and modify code, but keep reference to its creator
*
* Lightning draws a randomly generated lightning with glow effect on html page
* from x and y coordinates, to other x and y coordinates.
*
* For more information, examples and online documentation visit:
* http://webcodingeasy.com/JS-classes/Javascript-lightning-effect
**************************************************************/
-->
<html>
<head>
</head>
<body style='background-color: #000;'>
<h1 style='color: #fff; text-align: center; width: 400px; margin: 100px auto;' id='heading'>Cool lightning heading!</h1>
<script type="text/javascript" src="./lightning.packed.js" ></script>
<script type="text/javascript">
var lt = new lightning({displace: 80});
var heading = document.getElementById("heading");
var obl = heading.getBoundingClientRect();
var bounds = {};
bounds.top = obl.top;
bounds.left = obl.left;
bounds.width = (obl.width) ? obl.width : obl.left-obl.right;
bounds.height = (obl.height) ? obl.height/2 : (obl.top - obl.bottom)/2;
setInterval(function(){
lt.hide();
lt.show(bounds.left, bounds.top + bounds.height, bounds.left + bounds.width, bounds.top + bounds.height)
}, 100);
</script>
</body>
</html> |