移动端全景装修图的实现实例分享

!DOCTYPE htML>
    html lang="en">
    head>
    meta name="viewport" content="width=device-width,user-scalable=no" />
    meta charset="UTF-8">
    tITle>
    Document/title>
    style type="text/css">
body,html {
    margin: 0;
    height: 100%;
    overflow: hidden;
    position: relative;
}
.wrap {
    position: relative;
    height: 100%;
}
.view,.boxZ,.box {
    position: absolute;
    left: 50%;
    top: 50%;
    -webkit-transform-style: PReserve-3d;
    transform-style: preserve-3d;
}
.box {
    -webkit-transform: rotateY(0deg);
    transform: rotateY(0deg);
    -webkit-animation: 36s rotate infinite linear;
    animation: 36s rotate infinite linear;
}
.box span {
    position: absolute;
    left: 50%;
    top: 50%;
    margin: -512px 0 0 -512px;
    width: 1024px;
    height: 1024px;
    text-align: center;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
/*背面，角度和父级的角度相对的面是背景*/}
.box span:nth-of-type(1) {
    -webkit-transform: rotateY(0deg) translateZ(-510px);
    transform: rotateY(0deg) translateZ(-511px);
    background: url(img/neg-x.png) no-repeat;
}
.box span:nth-of-type(2) {
    -webkit-transform: rotateY(90deg) translateZ(-511px);
    transform: rotateY(90deg) translateZ(-511px);
    background: url(img/neg-z.png) no-repeat;
}
.box span:nth-of-type(3) {
    -webkit-transform: rotateY(180deg) translateZ(-511px);
    transform: rotateY(180deg) translateZ(-511px);
    background: url(img/pos-x.png) no-repeat;
}
.box span:nth-of-type(4) {
    background: url(img/pos-z.png) no-repeat;
    -webkit-transform: rotateY(270deg) translateZ(-511px);
    transform: rotateY(270deg) translateZ(-511px);
}
.box span:nth-of-type(5) {
    background: url(img/pos-y.png);
    -webkit-transform: rotateX(-90deg) translateZ(-511px);
    transform: rotateX(-90deg) translateZ(-511px);
}
.box span:nth-of-type(6) {
    background: url(img/neg-y.png);
    -webkit-transform: rotateX(90deg) translateZ(-511px);
    transform: rotateX(90deg) translateZ(-511px);
}
/*transform-origin z轴的设置，在ios下有兼容问题*/#loading {
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    z-index: 10;
    background: #fff url(img/loading.gif) no-repeat center center;
}
    /style>
    /head>
    body>
    div id="loading">
    /div>
    script type="text/javascript">
/* 检测图片加载完成 */(function(){
    VAR imgData = ["img/neg-x.png","img/neg-y.png","img/neg-z.png","img/pos-x.png","img/pos-y.png","img/pos-z.png"];
    var nub = 0;
    for(var i = 0;
     i  imgData.length;
 i++){
    load(imgData[i]);
}
function load(url){
    var img = new Image();
img.onload = function(){
    nub++;
if(nub == imgData.length){
    loading.style.dis@R_360_2266@ = "none";
}
}
    ;
    img.src = url;
}
}
    )();
    /script>
    div class="wrap">
    div class="view">
    div class="boxZ">
    div class="box">
    span>
    /span>
    span>
    /span>
    span>
    /span>
    span>
    /span>
    span>
    /span>
    span>
    /span>
    /div>
    /div>
    /div>
    /div>
    script type="text/javascript" src="js/m.touch.js?1.1.11">
    /script>
    script type="text/javascript">
(function(){
    setPerspective();
window.addEventListener('resize', function(e) {
    setPerspective();
}
    );
function setPerspective(){
    var wrap = document.querySelector('.wrap');
    var view = document.querySelector('.view');
    var boxZ = document.querySelector('.boxZ');
    var deg = 45;
    //视野夹角(角度越小，看到的范围越广，角度越大，看到的范围越少);
    var Z = Math.round(Math.tan(deg*Math.PI/180)*wrap.clientHeight/2);
    //计算景深wrap.style.perspective = wrap.style.WebKitPerspective = Z + "px";
     //距离景物距离不变，那看到的画面大小就不变css(view,"translateZ",Z);
    css(boxZ,"translateZ",-100);
}
}
    )();
(function(){
    var box = document.querySelector('.box');
    css(box,"rotateX",0);
    css(box,"rotateY",0);
window.addEventListener('deviceorientation', function(e) {
    var x = e.beta;
    var y = e.gamma;
    var z = e.alpha;
    var rotateX = x - 90;
    var rotateY = (y + z)%360;
    if(rotateX >
 60){
    rotateX = 60;
}
 else if(rotateX -60){
    rotateX = -60;
}
    css(box,"rotateX",rotateX);
    css(box,"rotateY",-rotateY);
}
    );
}
    )();
    ///script>
    /body>
    /html>
    

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