上下滑动：http://blog.csdn.net/libin_1/article/details/50527583
下载http://download.csdn.net/detail/cometwo/9467993
<!DOCTYPE html>
<html lang="en">
<head>
<title>H5单页面手势滑屏切换</title>
<meta name="viewport" charset="utf-8" content="width=device-width,initial-scale=1.0,maximum-scale=1.0,minimum-scale=1.0,user-scalable=1.0">
<link rel="stylesheet" href="dist/app.css">
<script src="js/app.js"></script>
</head>
<body>
<div id="viewport" class="viewport">
<div class="pageview" style="background: #3b76c0">
<h3>页面-1</h3>
</div>
<div class="pageview" style="background: #58c03b;">
<h3>页面-2</h3>
</div>
<div class="pageview" style="background: #c03b25;">
<h3>页面-3</h3>
</div>
<div class="pageview" style="background: #e0a718;">
<h3>页面-4</h3>
</div>
<div class="pageview" style="background: #c03eac;">
<h3>页面-5</h3>
</div>
</div>
<div class="pagenumber">
<div></div>
<div></div>
<div></div>
<div></div>
<div></div>
</div>
</body>
</html>CSS：
.viewport,
body,
html {
height: 100%;
overflow: hidden;
position: relative
}
body,
html {
width: 100%;
margin: 0;
padding: 0;
font-family: Arial
}
.viewport {
width: 500%;
display: -webkit-box;
pointer-events: none;
-webkit-transform: translate3d(0, 0, 0);
backface-visibility: hidden
}
.pageview {
-webkit-box-flex: 1;
width: 0
}
.pagenumber {
display: -webkit-box;
position: absolute;
bottom: 2em;
left: 35%;
height: 2em;
width: 30%
}
.pagenumber div {
-webkit-box-flex: 1;
width: 0;
position: relative
}
.pagenumber .now:after {
background: rgba(255, 255, 255, 1)!important
}
.pagenumber div:after {
content: "";
width: .4em;
height: .4em;
background: rgba(255, 255, 255, .5);
border-radius: 2em;
position: absolute;
top: 50%;
left: 50%;
margin-top: -.2em;
margin-left: -.2em
}
h3 {
text-align: center;
font-family: Microsoft YaHei, Arial;
color: #fff;
font-size: 1.7em;
font-weight: 400;
padding: 1em 0;
margin: 0
}
@media screen and (max-width:360px) {
body,
html {
font-size: 15px
}
}
@media screen and (min-width:360px) and (max-width:400px) {
body,
html {
font-size: 16px
}
}
@media screen and (min-width:400px) and (max-width:460px) {
body,
html {
font-size: 18px
}
}
@media screen and (min-width:460px) {
body,
html {
font-size: 24px
}
}js文件：
(function(window,document){
var currentPosition = 0; //记录当前页面位置
var currentPoint = -1; //记录当前点的位置
var pageNow = 1; //当前页码
var points = null; //页码数
var app = {
init:function(){
//否则只能在手机上运行
// if(/(windows)/i.test(navigator.userAgent)){
// location.href = 'views/pc.html';
// }
document.addEventListener('DOMContentLoaded',function(){
points = document.querySelectorAll('.pagenumber div') ;
app.bindTouchEvent(); //绑定触摸事件
app.setPageNow(); //设置初始页码
}.bind(app),false);
}(),
//页面平移
transform:function(translate){
this.style.webkitTransform = "translate3d("+translate+"px,0,0)";
currentPosition = translate;
},
/**
* 设置当前页码
*/
setPageNow:function(){
if (currentPoint != -1){
points[currentPoint].className = '';
}
currentPoint = pageNow - 1;
points[currentPoint].className = 'now';
},
/**
* 绑定触摸事件
*/
bindTouchEvent:function(){
var viewport = document.querySelector('#viewport');
var pageWidth = window.innerWidth; //页面宽度
var maxWidth = - pageWidth * (points.length-1); //页面滑动最后一页的位置
var startX,startY;
var initialPos = 0; // 手指按下的屏幕位置
var moveLength = 0; // 手指当前滑动的距离
var direction = "left"; //滑动的方向
var isMove = false; //是否发生左右滑动
var startT = 0; //记录手指按下去的时间
/*手指按下时*/
document.addEventListener("touchstart",function(e){
e.preventDefault();
var touch = e.touches[0];
startX = touch.pageX;
startY = touch.pageY;
initialPos = currentPosition; //本次滑动前的初始位置
viewport.style.webkitTransition = ""; //取消动画效果
startT = new Date().getTime(); //记录手指按下的开始时间
isMove = false;
}.bind(this),false);
/*手指在屏幕上滑动，页面跟随手指移动*/
document.addEventListener("touchmove",function(e){
e.preventDefault();
var touch = e.touches[0];
var deltaX = touch.pageX - startX;
var deltaY = touch.pageY - startY;
//如果X方向上的位移大于Y方向，则认为是左右滑动
if (Math.abs(deltaX) > Math.abs(deltaY)){
moveLength = deltaX;
var translate = initialPos + deltaX; //当前需要移动到的位置
//如果translate>0 或 < maxWidth,则表示页面超出边界
if (translate <=0 && translate >= maxWidth){
this.transform.call(viewport,translate);
isMove = true;
}
direction = deltaX>0?"right":"left"; //判断手指滑动的方向
}
}.bind(this),false);
/*手指离开屏幕时，计算最终需要停留在哪一页*/
document.addEventListener("touchend",function(e){
e.preventDefault();
var translate = 0;
//计算手指在屏幕上停留的时间
var deltaT = new Date().getTime() - startT;
if (isMove){ //发生了左右滑动
//使用动画过渡让页面滑动到最终的位置
viewport.style.webkitTransition = "0.3s ease -webkit-transform";
if(deltaT < 300){ //如果停留时间小于300ms,则认为是快速滑动，无论滑动距离是多少，都停留到下一页
translate = direction == 'left'?
currentPosition-(pageWidth+moveLength):currentPosition+pageWidth-moveLength;
//如果最终位置超过边界位置，则停留在边界位置
translate = translate > 0 ? 0 : translate; //左边界
translate = translate < maxWidth ? maxWidth : translate; //右边界
}else {
//如果滑动距离小于屏幕的50%，则退回到上一页
if (Math.abs(moveLength)/pageWidth < 0.5){
translate = currentPosition-moveLength;
}else{
//如果滑动距离大于屏幕的50%，则滑动到下一页
translate = direction == 'left'?
currentPosition-(pageWidth+moveLength):currentPosition+pageWidth-moveLength;
translate = translate > 0 ? 0 : translate;
translate = translate < maxWidth ? maxWidth : translate;
}
}
//执行滑动，让页面完整的显示到屏幕上
this.transform.call(viewport,translate);
//计算当前的页码
pageNow = Math.round(Math.abs(translate) / pageWidth) + 1;
setTimeout(function(){
//设置页码，DOM操作需要放到子线程中，否则会出现卡顿
this.setPageNow();
}.bind(this),100);
}
}.bind(this),false);
}
}
})(window,document);
时间： 2024-08-30 21:12:19