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slide2.html
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<!DOCTYPE html>
<html>
<head>
<title>slide 2</title>
<meta charset="utf-8">
<link href="favicon.ico" rel="shortcut icon" type="image/x-icon" />
<script type="text/javascript" src="http://ajax.microsoft.com/ajax/jquery/jquery-1.4.min.js"></script>
<script type="text/javascript">
$(function(){
var win_height = $(window).height();
var win_width = $(window).width();
var slide_now = 1;
var slide_first = 1;
var slide_last = $(".slide").length;
var color_list = ["#00b0e8","#00b0e8","#00b0e8","#00b0e8","#00b0e8"];
$(".slide").css({
"width":win_width,
"height":win_height,
});
$("#slide-"+slide_now).css({
"opacity":"1",
"background":color_list[slide_now],
});
$(window).resize(function(){
win_height = $(window).height();
win_width = $(window).width();
$(".slide").css({
"width":win_width,
"height":win_height
});
});
$(document).keydown(function(event){
var slide_direction = switchSlide(event);
if(slide_direction === "down" || slide_direction === "right"){
slideDown();
}else if(slide_direction === "up" || slide_direction === "left"){
slideUp();
}
});
wheel(document,slideUp,slideDown);
function slideDown(){
if(slide_now<slide_last){
$("#slide-"+slide_now).css({
"opacity":"0",
"background":color_list[slide_now],
"transform":"scale(2,2)"
});
slide_now++;
$("#slide-"+slide_now).css({
"opacity":"1",
"background":color_list[slide_now],
"transform":"scale(1,1)"
});
}
}
function slideUp(){
if(slide_now>slide_first){
$("#slide-"+slide_now).css({
"opacity":"0",
"background":color_list[slide_now],
"transform":"scale(2,2)"
});
slide_now--;
$("#slide-"+slide_now).css({
"opacity":"1",
"background":color_list[slide_now],
"transform":"scale(1,1)"
});
}
}
function wheel(obj,upFn,downFn,whell_level,timeout) {
if(arguments.length < 3){
return "wheel error : lack of arguments";
}
var bool = true;
obj.onmousewheel = fn;
obj.addEventListener && obj.addEventListener('DOMMouseScroll',fn,false);
function fn(ev){
var ev = ev || window.event;
var flag=false;
var level = whell_level || 1;
var time = timeout || 618;
if(ev.wheelDelta){
//console.log(ev.wheelDelta);
(Math.abs(ev.wheelDelta)/120>=level) && (flag = ev.wheelDelta > 0 ? "up" : "down");
}else if(ev.detail){
//console.log(ev.detail);
(Math.abs(ev.detail)/3>=level) && (flag = ev.detail < 0 ? "up" : "down");
}
if(bool&&flag){
flag==="up" && upFn();
flag==="down" && downFn();
bool = false;
setTimeout(function() { bool=true; }, time);
}
prevent(ev);
}
}
function prevent(ev){
if(ev.preventDefault){
ev.preventDefault();
}else{
ev.returnValue = false;
}
}
function switchSlide(event){
var code = event.keyCode;
switch(code){
case 65://left
case 37:{
return "left";
}
case 87://up
case 38:{
return "up";
}
case 68://right
case 39:{
return "right";
}
case 83://down
case 40:{
return "down";
}
case 32:{//space
return "down";
}
}
}
});
</script>
<style type="text/css">
.slide{
position: fixed;
opacity: 0;
transition: all 0.618s linear;
}
.slide p{
width:600px;
height:300px;
margin: auto;
position: absolute;
top: 0; left: 0; bottom: 0; right: 0;
text-align: center;
font-size: 50px;
color: white;
}
.slide p span{
line-height: 300px;
}
body,
div,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
form,
input,
p,
th,
td {
padding: 0;
margin: 0;
}
fieldset,
img {
border: 0;
}
ul,
li {
list-style: none;
}
h1,
h2,
h3,
h4,
h5,
h6 {
font-weight: normal;
font-size: 100%;
}
</style>
</head>
<body>
<div id="wrapper">
<div class="slide" id="slide-1"><p><span>content 1</span></p></div>
<div class="slide" id="slide-2"><p><span>content 2</span></p></div>
<div class="slide" id="slide-3"><p><span>content 3</span></p></div>
<div class="slide" id="slide-4"><p><span>content 4</span></p></div>
</div>
</body>
</html>