Created
June 19, 2010 13:30
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<html> | |
<head> | |
<title>We love shadows! A dynamic light source example created with JavaScript and CSS3</title> | |
<meta name="description" content="An example created by Sandro Paganotti trying to reproduce a light source effect using Javascript and CSS3" /> | |
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.4/jquery.min.js"></script> | |
<link href='http://fonts.googleapis.com/css?family=Lobster' rel='stylesheet' type='text/css'> | |
<link href='http://fonts.googleapis.com/css?family=Josefin+Sans+Std+Light' rel='stylesheet' type='text/css'> | |
<style> | |
body{ | |
background: #575757; | |
} | |
h1{ | |
position: absolute; | |
padding: 10px; | |
font-family: 'Lobster', arial, serif; | |
top: 50%; | |
left: 50%; | |
width: 350px; | |
height: 60px; | |
margin-left: -150px; | |
margin-top: -30px; | |
color: #FFF; | |
text-align:center; | |
font-size: 40px; | |
} | |
#credits{ | |
position: absolute; | |
bottom: 0px; | |
font-size: 15px; | |
font-family: 'Josefin Sans Std Light', verdana, sans-serif; | |
color: #ddd; | |
} | |
#instructions{ | |
position: absolute; | |
top: 0px; | |
right: 10px; | |
font-size: 15px; | |
font-family: 'Josefin Sans Std Light', verdana, sans-serif; | |
color: #ddd; | |
} | |
a{ | |
color: #999; | |
text-decoration: none; | |
} | |
a:hover{ | |
color: #333; | |
text-shadow: #fff 0px 0px 2px; | |
} | |
</style> | |
<script> | |
$(document).ready(function() { | |
$('body').mousemove(function(event) { | |
$('#instructions').hide(); | |
cx = Math.ceil($('body').width() / 2); | |
cy = Math.ceil($('body').height() / 2); | |
dx = event.pageX - cx; | |
dy = event.pageY - cy; | |
x0 = Math.ceil(cx - (dx * 0.2)); | |
y0 = Math.ceil(cy - (dy * 0.2)); | |
x1 = event.pageX; | |
y1 = event.pageY; | |
r0 = 300; | |
r1 = 10; | |
sx = -dx * 0.03; | |
sy = -dy * 0.03; | |
b = (Math.abs(sx) + Math.abs(sy)) * 0.2; | |
$('body').css('background-image', "-webkit-gradient(radial, " + x0 +" " + y0 +", "+ r0 +", "+ x1 +" "+ y1 +", "+ r1 +", from(#575757), to(#FFFFFF))"); | |
$('h1').css('text-shadow', "#444 "+ sx +"px "+ sy + "px " + b + "px"); | |
}); | |
}); | |
</script> | |
</head> | |
<body> | |
<p id="instructions">Hello web surfer; please move the mouse over the page to begin...</p> | |
<h1>We love shadows !</h1> | |
<p id="credits"> Presented by <a href="http://www.sandropaganotti.com" target="blank">Sandro ~spx2~ Paganotti</a>; actually tested only on webkit-based browser. | |
<a href="mailto:sandro.paganotti@gmail.com">Contact me</a> for more info. | |
</p> | |
</body> | |
</html> |
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