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| <!doctype html>
<html lang="fr">
<head>
<meta charset="utf-8">
<meta name="Author" content="Daniel Hagnoul">
<title>Forum jQuery</title>
<link rel="stylesheet" type="text/css" href="../lib/jqueryui/css/humanity/jquery-ui-1.8.5.custom.css">
<style>
/* Base */
body { background-color:#dcdcdc; color:#000000; font-family:sans-serif; font-size:medium; font-style:normal;
font-weight:normal; line-height:normal; letter-spacing:normal; }
h1,h2,h3,h4,h5 { font-family:serif; }
div,p,h1,h2,h3,h4,h5,h6,ul,ol,dl,form,table,img { margin:0px; padding:0px; }
h1 { font-size:2em; text-shadow: 4px 4px 4px #bbbbbb; text-align:center; }
p { padding:6px; }
div#conteneur { width:95%; min-width:800px; min-height:500px; margin:12px auto; background-color:#FFFFFF;
color:#000000; border:1px solid #666666; }
/* Test */
#conteneur {
background-image: url("../images/imageTest.png");
background-repeat: no-repeat;
background-position: 500px 280px; /* left top */
}
</style>
</head>
<body>
<h1>Q. & R. Forum jQuery</h1>
<div id="conteneur">
<button id="btn">Go</button>
</div>
<script charset="utf-8" src="../lib/jqueryui/js/jquery-1.4.3.min.js"></script>
<script charset="utf-8" src="../lib/jqueryui/js/jquery-ui-1.8.5.custom.min.js"></script>
<script>
/**
* @author Alexander Farkas
* v. 1.02
*/
(function($) {
$.extend($.fx.step,{
backgroundPosition: function(fx) {
if (fx.state === 0 && typeof fx.end == 'string') {
var start = $.curCSS(fx.elem,'backgroundPosition');
start = toArray(start);
fx.start = [start[0],start[2]];
var end = toArray(fx.end);
fx.end = [end[0],end[2]];
fx.unit = [end[1],end[3]];
}
var nowPosX = [];
nowPosX[0] = ((fx.end[0] - fx.start[0]) * fx.pos) + fx.start[0] + fx.unit[0];
nowPosX[1] = ((fx.end[1] - fx.start[1]) * fx.pos) + fx.start[1] + fx.unit[1];
fx.elem.style.backgroundPosition = nowPosX[0]+' '+nowPosX[1];
function toArray(strg){
strg = strg.replace(/left|top/g,'0px');
strg = strg.replace(/right|bottom/g,'100%');
strg = strg.replace(/([0-9\.]+)(\s|\)|$)/g,"$1px$2");
var res = strg.match(/(-?[0-9\.]+)(px|\%|em|pt)\s(-?[0-9\.]+)(px|\%|em|pt)/);
return [parseFloat(res[1],10),res[2],parseFloat(res[3],10),res[4]];
}
}
});
})(jQuery);
$(function(){
$("#btn").click(function(){
$("#conteneur").animate({"background-position": "(24px 100px)"}, 2000);
});
});
</script>
</body>
</html> |
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