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| <!DOCTYPE html>
<html lang="fr" dir="ltr">
<head>
<meta charset="utf-8">
<meta name="Author" content="Daniel Hagnoul">
<title>Forum jQuery</title>
<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;
}
p {
padding:6px;
}
ul,ol,dl {
list-style:none;
padding-left:6px;
padding-top:6px;
}
li {
padding-bottom:6px;
}
/* dvjh */
h1 {
text-align:center;
font-style:italic;
text-shadow: 4px 4px 4px #bbbbbb;
}
h2 {
text-align:center;
}
div#conteneur {
width:95%;
min-height:800px;
margin:12px auto;
padding:6px;
background-color:#FFFFFF;
color:#000000;
border:1px solid #666666;
}
/* TEST */
#randImgID {
margin: 12px;
border:0px;
}
</style>
<script src="http://code.jquery.com/jquery-2.1.1.min.js"></script>
<script>
// retourne X tel que : min <= X <= max
function intRandom( min, max ){
return Math.floor( Math.random() * ( max - min + 1 ) + min );
}
// retourne un array dans un ordre aléatoire
function brouille( tab ){
var pos,
temp;
for ( var j = tab.length - 1; j > 0; j-- ){
pos = intRandom( 0, j + 1 );
temp = tab[ j ];
tab[ j ] = tab[ pos ];
tab[ pos ] = temp;
}
return tab;
}
var fadingDelay = 1000,
setTimeoutDelay = 2000,
images = [],
taille,
n,
dataset = [
"http://danielhagnoul.developpez.com/images/imageTest.png",
"http://danielhagnoul.developpez.com/images/boule1.png",
"http://danielhagnoul.developpez.com/images/boule2.png",
"http://danielhagnoul.developpez.com/images/boule3.png",
"http://danielhagnoul.developpez.com/images/boule4.png",
"http://danielhagnoul.developpez.com/images/boule5.png",
"http://danielhagnoul.developpez.com/images/boule6.png",
"http://danielhagnoul.developpez.com/images/boule7.png",
"http://danielhagnoul.developpez.com/images/canvas.png",
"http://danielhagnoul.developpez.com/images/canvas4.png",
"http://danielhagnoul.developpez.com/images/canvas6.png",
"http://danielhagnoul.developpez.com/images/canvas7.png",
"http://danielhagnoul.developpez.com/images/avatarDVJH.jpg"
];
function randFadeOut(){
$( "#randImgID" ).fadeOut( fadingDelay, function(){
$( this ).attr( "src", $( images[ n ] ).attr( "src" ) );
randFadeIn()
});
}
function randFadeIn(){
$( "#randImgID" ).fadeIn( fadingDelay, function(){
if ( n < 1 ){
n = taille;
// mélange aléatoire des images
brouille( images );
} else {
--n;
}
setTimeout( randFadeOut, setTimeoutDelay );
});
}
$( function(){
$.each( dataset, function( i, item ){
images.push( new Image() );
$( images[ i ] ).attr( "src", item ).load();
});
});
$( window ).load( function(){
// mélange aléatoire des images
brouille( images );
taille = images.length - 1;
n = taille;
$( "#randImgID" ).fadeOut( fadingDelay, function(){
$( this ).attr( "src", $( images[ n ] ).attr( "src" ) );
randFadeIn();
});
});
</script>
</head>
<body>
<h1>Forum jQuery</h1>
<div id="conteneur">
<h2>Affichage perpétuel d'un lot d'images. Dans un ordre aléatoire avec brouille().</h2>
<div>
<img id="randImgID" src="http://danielhagnoul.developpez.com/images/load.gif">
</div>
</div>
</body>
</html> |
