移动端全景装修图的实现实例分享

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我是靠谱客的博主刻苦洋葱，最近开发中收集的这篇文章主要介绍移动端全景装修图的实现实例分享，觉得挺不错的，现在分享给大家，希望可以做个参考。

概述

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.display = "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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