javascript实现滑动解锁功能
程序员文章站
2022-06-07 23:41:29
效果图：
代码如下：
效果图：
代码如下：
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<style type="text/css">
* {
margin: 0;
padding: 0;
}
#slider-box {
width: 300px;
height: 50px;
border-radius: 4px;
background: #ccc;
margin: 250px auto;
position: relative;
}
#slider {
width: 48px;
height: 48px;
border: 1px solid #eee;
text-align: center;
line-height: 48px;
display: inline-block;
background: #fff;
border-radius: 4px;
cursor: move;
position: absolute;
left: 0;
z-index: 5;
}
#slider-text {
text-align: center;
line-height: 50px;
display: inline-block;
width: 100%;
height: 50px;
font-family: "微软雅黑";
position: absolute;
left: 0;
z-index: 4;
}
#slider-bg {
width: 0;
height: 48px;
background: green;
position: absolute;
z-index: 3;
border-radius: 4px;
}
#slider-emerge {
width: 100px;
background:;
height: 50px;
position: absolute;
}
#stop-go {
width: 48px;
height: 48px;
border: 1px solid #eee;
background:#36f;
position: absolute;
right: -1px;
display: none;
text-align: center;
line-height: 48px;
color: #fff;
font-family: "微软雅黑";
border-radius: 4px;
z-index: 5;
}
div{
-moz-user-select:none;
-webkit-user-select:none;
user-select:none;
}
</style>
</head>
<body>
<div id="slider-box">
<span id="slider">＞</span>
<span id="slider-text">滑动解锁</span>
<span id="slider-bg"></span>
<span id="slider-emerge"></span>
<span id="stop-go">∨</span>
</div>
</body>
<script type="text/javascript">
var sliderel={
$: function(selector){
return document.getelementbyid(selector)
},
getevent:function(e){
var e=e || window.event
return e;
},
stopbubble:function(e){
var e =this.getevent(e)
if(typeof e.preventdefault != "undefined"){
e.preventdefault();
}else{
e.returnvalue = false;
}
}
},
elemt={
flag:false,
nowmosex: 0,
mx:sliderel.$("slider-box"),
sd:sliderel.$("slider"),
st:sliderel.$("slider-text"),
sb:sliderel.$("slider-bg"),
se:sliderel.$("slider-emerge"),
sg:sliderel.$("stop-go"),
}
elemt.sd.onmousedown=function(e){
var e =sliderel.getevent(e)
sliderel.stopbubble(e);
elemt.flag=true
nowmosex=e.clientx-elemt.sd.offsetleft;
}
//滑块最大移动的距离
maxmove=elemt.mx.offsetwidth -elemt.sd.offsetwidth;
//鼠标移动的时候是否成功
elemt.mx.onmousemove=function(e){
var e =sliderel.getevent(e)
if(elemt.flag){
var movex=e.clientx-nowmosex;
var oelemleft=elemt.sd.offsetleft;//判断滑块移动的范围
if(oelemleft<0){ //判断滑块是否超出限制位置
movex=0;
elemt.flag=false
}else if(oelemleft>maxmove){
movex=maxmove;
elemt.sg.style.display="block";
elemt.sd.style.display="none"
elemt.sb.style.width=300+"px"
elemt.st.innerhtml="滑动成功"
elemt.st.style.color="#fff"
}
}
elemt.sd.style.left=movex+"px"
elemt.sb.style.width=oelemleft+20+"px";
}
//当鼠抬起判断是否滑动成功
elemt.mx.onmouseup=function(e){
var e =sliderel.getevent(e)
elemt.flag=false
if(elemt.sd.offsetleft<maxmove){
speed=math.ceil(elemt.sd.offsetleft/40);
time=setinterval(function(){
if(elemt.sd.offsetleft>=0){
elemt.sd.style.left=elemt.sd.offsetleft-speed+"px";
elemt.sb.style.width=elemt.sb.offsetwidth-speed+"px";
}else{
clearinterval(time);
return false;
}
},10)
}
}
//当鼠离开是否滑动成功
elemt.sd.onmouseout=function(e){
sliderel.stopbubble(e);
elemt.flag=false;
if( elemt.sd.offsetleft<maxmove){
speed=math.ceil(elemt.sd.offsetleft/40);
time=setinterval(function(){
if(elemt.sd.offsetleft>=0){
elemt.sd.style.left=elemt.sd.offsetleft-speed+"px";
elemt.sb.style.width=elemt.sb.offsetwidth-speed+"px";
}else{
clearinterval(time);
return false;
}
},10);
}
}
</script>
</html>
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