<!DOCTYPE html >
<html lang="en">
<head>
<meta charset="utf-8" />
<title>Fader</title>
<style type="text/css">
body {margin:0; padding:0;}
#wrapper {position:absolute; width:100%; height:160px; margin:0; padding:0; overflow:hidden;}
.fader {position:absolute; height:100%; margin:0; padding:0;}
.fader-item{position:relative; display:inline-block; padding:0; top:0; height:100%; width:240px; overflow:hidden;}
.fader-item img{position:relative;}
</style>
<script type="text/javascript">
/* <![CDATA[ */
window.requestAnimFrame = (function(){
return window.requestAnimationFrame ||
window.webkitRequestAnimationFrame ||
window.mozRequestAnimationFrame ||
function(callback){
window.setTimeout(callback, 1000 / 60);
};
})();
function animate(elem, attr, dest, callback) {
var from, to = dest, el = elem, fc = callback;
if (el.style.getPropertyValue) {
from = parseInt(el.style.getPropertyValue(attr));
} else {
from = parseInt(el.style.getAttribute(attr));
};
if (from == to) return;
var start = Date.now();
var tick = function() {
var t = Math.min(1, ((Date.now() - start) / 1000));
var eased = t<.5 ? 4*t*t*t : (t-1)*(2*t-2)*(2*t-2)+1;
var val = (eased * (to - from)) + from;
if (el.style.setProperty) {
el.style.setProperty(attr, val + "px");
} else {
el.style.setAttribute(attr, val + "px");
};
if (t<1) {
window.requestAnimFrame(tick);
} else {
if (fc) fc();
}
};
tick();
}
function getElementsByClassName(searchClass, tagName, domNode) {
if (domNode == null) domNode = document;
if (tagName == null) tagName = '*';
var el = new Array();
var tags = domNode.getElementsByTagName(tagName);
var tcl = " "+searchClass+" ";
for(var i=0,j=0; i<tags.length; i++) {
var test = " " + tags[i].className + " ";
if (test.indexOf(tcl) != -1) {
el[j++] = tags[i];
}
};
return el;
}
function getChildNodes(parentElement, tagName) {
var childs = parentElement.childNodes;
// get divs
var children = [];
for (var i=0; i<childs.length; i++) {
if (((childs[i].nodeType == 1) ? childs[i].tagName.toLowerCase() : '') == tagName) {
children.push(childs[i]);
}
};
// delete whitespaces
for (i=childs.length-1; i>0; i--) {
if (childs[i].nodeType != 1) {
parentElement.removeChild(childs[i]);
}
}
return children;
}
function jsFader(){
this.obj = null;
this.items = [];
this.currentFade = 0;
}
jsFader.prototype = {
fit: function(el) {
var it = el || this.items[this.currentFade];
var img = getChildNodes(it, 'img')[0];
if ((img.width / img.height) >= (it.offsetWidth / it.offsetHeight)) {
img.style.width = 'auto';
img.style.height = '100%';
img.style.top = '0';
img.style.left = -Math.floor((img.width - it.offsetWidth) / 2) + 'px';
} else {
img.style.width = '100%';
img.style.height = 'auto';
img.style.left = '0';
img.style.top = -Math.floor((img.height - it.offsetHeight) / 2) + 'px';
}
},
fade: function() {
var self = this;
var width = this.items[this.currentFade].offsetWidth;
var last = this.items[this.currentFade];
var fader = this.obj;
this.currentFade = this.items[this.currentFade+1] ? this.currentFade+1 : 0;
animate(fader, 'left', -width, function() {fader.appendChild(last); fader.style.left = 0;});
setTimeout(function() {self.fade();}, 3000);
},
init: function(fader) {
var self = this;
this.obj = fader;
fader.style.left = 0;
this.items = getChildNodes(fader, "div");
var width = this.items[0].offsetWidth;
for (var i=0; i<this.items.length; i++) {
width += this.items[i].offsetWidth;
this.fit(this.items[i]);
};
fader.style.width = width + 'px';
setTimeout(function() {self.fade();}, 3000);
if (window.addEventListener) {
window.addEventListener('resize', function(event) {self.fit();});
} else if (window.attachEvent) {
window.attachEvent('onresize', function(event) {self.fit();});
} else {
window['onresize'] = function(event) {self.fit();};
}
}
}
function init() {
var faderList = getElementsByClassName("fader", "div");
for (var i=0; i<faderList.length; i++) {
var fader = new jsFader();
fader.init(faderList[i]);
};
}
function ready(f){/complete|loaded/i.test(document.readyState)?f():setTimeout("ready("+f+")",9)}
ready(init);
/* ]]> */
</script>
</head>
<body>
<div id="wrapper">
<div class="fader">
<div class="fader-item"><img src="/media/IMG_6867.jpg" alt="" /></div>
<div class="fader-item"><img src="/media/IMG_6868.jpg" alt="" /></div>
<div class="fader-item"><img src="/media/IMG_6869.jpg" alt="" /></div>
<div class="fader-item"><img src="/media/IMG_6870.jpg" alt="" /></div>
<div class="fader-item"><img src="/media/IMG_6871.jpg" alt="" /></div>
<div class="fader-item"><img src="/media/IMG_6872.jpg" alt="" /></div>
</div>
</div>
</body>
</html>
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Und noch ein JavaScript Fader
Author: , published: , last modified:
