原生javascript移动端滑动banner效果
程序员文章站
2023-12-03 08:32:22
本文实例为大家分享了移动端滑动banner效果的具体代码，供大家参考，具体内容如下
本文实例为大家分享了移动端滑动banner效果的具体代码，供大家参考，具体内容如下
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
<meta name="apple-mobile-web-app-capable" content="yes">
<meta content="telephone=yes" name="format-detection" />
<meta name="apple-mobile-web-app-status-bar-style" content="white">
<meta name="x5-fullscreen" content="true">
<meta name="apple-touch-fullscreen" content="yes">
<title>document</title>
<style>
*{margin:0;padding:0;}
.box{
height:200px;
width:100%;
overflow: hidden;
}
.movebox{
height:200px;
width:9000px;
padding:0;
position:relative;
left:0;
}
.movebox li{
height:200px;
float:left;
list-style:none;
font-size:30px;
color:#fff;
}
</style>
<script>
window.onload = function(){
var movex, //手指滑动距离
endx, //手指停止滑动时x轴坐标
cout = 0, //滑动计数器
movedir; //滑动方向
var movebox = document.queryselector(".movebox"); //滑动对象
var li = movebox.queryselectorall("li"); //滑动对象item
var width = parseint(window.getcomputedstyle(movebox.parentnode).width); //滑动对象item的宽度
movebox.style.width = (width*4) + "px"; //设置滑动盒子width
for(var i = 0; i < li.length; i++){
li[i].style.width = width + "px"; //设置滑动item的width，适应屏幕宽度
}
//触摸开始
function boxtouchstart(e){
var touch = e.touches[0]; //获取触摸对象
startx = touch.pagex; //获取触摸坐标
endx = parseint(movebox.style.webkittransform.replace("translatex(", "")); //获取每次触摸时滑动对象x轴的偏移值
}
function boxtouchmove(e){
var touch = e.touches[0];
movex = touch.pagex - startx; //手指水平方向移动的距离
if(cout == 0 && movex > 0){ //刚开始第一次向左滑动时
return false;
}
if(cout == 3 && movex < 0){ //滑动到最后继续向右滑动时
return false;
}
movebox.style.webkittransform = "translatex(" + (endx + movex) + "px)"; //手指滑动时滑动对象随之滑动
}
function boxtouchend(e){
movedir = movex < 0 ? true : false; //滑动方向大于0表示向左滑动，小于0表示向右滑动
//手指向左滑动
if(movedir){
if(cout<3){
movebox.style.webkittransform = "translatex(" + (endx-width) + "px)";
cout++;
}
//手指向右滑动
}else{
//滑动到初始状态时返回false
if(cout == 0){
return false;
}else{
movebox.style.webkittransform = "translatex(" + (endx+width) + "px)";
cout--;
}
}
}
//滑动对象事件绑定
movebox.addeventlistener("touchstart", boxtouchstart, false);
movebox.addeventlistener("touchmove", boxtouchmove, false);
movebox.addeventlistener("touchend", boxtouchend, false);
}
</script>
</head>
<body style="position:absolute;width:100%;overflow:hidden;">
<div class="box">
<ul class="movebox" style="transition-duration:0.2s;transform: translatex(-0px);">
<li style="background:red;">1</li>
<li style="background:yellow">2</li>
<li style="background:blue">3</li>
<li style="background:green">4</li>
</ul>
</div>
</body>
</html>
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持。