<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title></title>
<style>
#tip{
position: absolute;
top: 30px;
left: 0;
right: 0;
width: 200px;
height: 160px;
margin: auto;
border: 1px solid gray;
background-color: cornsilk;
}
#tip div{
position: relative;
width: 100%;
height: 80px;
border-bottom: 1px solid gray;
}
.out{
position: relative;
left: 16%;
display: inline-block;
border: 2px solid royalblue;
margin-top: 20px;
width: 130px;
height: 20px;
background-color: lightgoldenrodyellow;
}
.in{
display: block;
height: 20px;
line-height: 20px;
text-align: right;
color: white;
width: 50%;
background-image: linear-gradient(to right,powderblue 0%,#336699 50%,red 100%);
-webkit-user-select: none;
-moz-user-select: none;
-ms-user-select: none;
user-select: none;
}
input[type="range"] {
position: relative;
left: 19%;
top: 5px;
box-shadow: 0 1px 0 0px #424242, 0 1px 0 #060607 inset, 0px 2px 10px 0px black inset, 1px 0px 2px rgba(0, 0, 0, 0.4) inset, 0 0px 1px rgba(0, 0, 0, 0.6) inset;
background-color: lightskyblue;
border-radius: 15px;
width: 60%;
-webkit-appearance: none;
-moz-appearance: none;
appearance: none;
height:15px;
}
input[type="range"]::-webkit-slider-thumb {
-webkit-appearance: none;
-moz-appearance: none;
appearance: none;
height: 20px;
width: 10px;
background-color: coral;
border-radius: 15px;
-webkit-box-shadow: 0 -1px 1px black inset;
-moz-box-shadow: 0 -1px 1px black inset;
box-shadow: 0 -1px 1px black inset;
}
input[type="range"]:before{
content: attr(value);
color: white;
border-radius: 5px 0 0 5px;
background-color: lightskyblue;
}
input[type="range"]:after{
content: attr(max);
color: white;
border-radius:0 5px 5px 0;
background-color: lightskyblue;
}
.b{
display: inline-block;
width: 22px;
padding: 0;
}
#outer2{left: 5px}
#btn1{
position: relative;
left: 5px;
}
#btn2{
position: relative;
left: 5px;
}
</style>
<script>
window.onload = function(){
//原生组件range
var inner = document.getElementById('inner1');
var range = document.getElementById('range');
range.onclick = function(){
inner.innerHTML = range.value;
inner.style.width = range.value+'%';
};
range.onmousemove = function(){
inner.innerHTML = range.value;
inner.style.width = range.value+'%';
};
//自定义组件
var outer2 = document.getElementById('outer2');
var inner2 = document.getElementById('inner2');
var btn1 = document.getElementById('btn1');
var btn2 = document.getElementById('btn2');
var id,id1;
var value = parseInt(inner2.innerHTML);
var a = parseFloat(window.getComputedStyle(outer2,null).width)/100;
//减---
btn1.onmousedown = function(){
id1 = setTimeout(function change(){
if(value>0) {
value--;
inner2.innerHTML = value;
inner2.style.width = (value) * a + 'px';
id = setTimeout(function(){
clearTimeout(id);
change();
},16.7);
}else{clearTimeout(id);}
},500);
};
btn1.onmouseup = function(){clearTimeout(id1);clearTimeout(id)};
btn1.onclick = function(){
console.log('a:'+a+','+'value:'+value);
if(value>0){
value--;
inner2.innerHTML = value;
inner2.style.width = (value)*a+'px';
}
};
//加+++
btn2.onmousedown = function(){
id1 = setTimeout(function change(){
if(value<100) {
value++;
inner2.innerHTML = value;
inner2.style.width = value * a + 'px';
id = setTimeout(function(){
clearTimeout(id);
change();
},16.7);
}else{clearTimeout(id);}
},500);
};
btn2.onmouseup = function(){clearTimeout(id1);clearTimeout(id)};
btn2.onclick = function(){
if(value<100){
value++;
inner2.innerHTML = value;
inner2.style.width = value*a+'px';
}
}
}
</script>
</head>
<body>
<form id="tip">
<div>
<span id="outer1" class="out">
<span id="inner1" class="in">50</span>
</span>
<input id="range" class="ran" type="range" min="0" max="100" step="1" value="50">
</div>
<div id="d2">
<input id="btn1" class="b" type="button" value="<">
<span id="outer2" class="out">
<span id="inner2" class="in">50</span>
</span>
<input id="btn2" class="b" type="button" value=">">
</div>
按住按钮0.5秒, 会持续变化!
</form>
</body>
</html>
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