js拖动滑块和点击水波纹效果实例代码


Posted in Javascript onOctober 16, 2018

拖动滑块效果:

先看看效果图:

js拖动滑块和点击水波纹效果实例代码

<!doctype html>
<html>
 
 <head>
  <meta charset="UTF-8" />
  <meta name="viewport" content="width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no" />
  <title>Document</title>
  <script type="text/javascript" src=""></script>
 
  <style type="text/css">
   input[type="range"] {
    width: 80%;
    background-color: red;
    border-radius: 15px;
    -webkit-appearance: none;
    height: 1px;
    position: relative;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
   }
 
   input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    background-color: green;
    border-radius: 50%;
    height: 30px;
    width: 30px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, .4);
    border: none;
    position: relative;
    z-index: 10;
   }
  </style>
  <script type="text/javascript">
   $(function() {
    $(".input_1").change(function() {
     $("p.p1").text($(this).val());
    })
 
    setInterval(function() {
     $("p.p2").text($(".input_2").val());
    }, 0.01)
   })
  </script>
 </head>
 
 <body>
  <p>添加change事件</p>
  <input type="range" step="0.01" min="0" max="5" value="0">
  <p>0</p>
  <p>添加定时器</p>
  <input type="range" step="0.01" min="0" max="5" value="0">
  <p>0</p>
 </body>
 
</html>

js拖动滑块和点击水波纹效果实例代码

<!DOCTYPE html>
<html>
 
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta name="viewport" content="width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no" />
<title>鼠标拖动小方块</title>
<style type="text/css">
.lineDiv {
position: relative;
height: 5px;
background: red;
width: 300px;
margin: 50px auto;
}
 
.lineDiv .minDiv {
position: absolute;
top: -5px;
left: 0;
width: 15px;
height: 15px;
background: green;
cursor: pointer
}
 
.lineDiv .minDiv .vals {
position: absolute;
font-size: 20px;
top: -45px;
left: -10px;
width: 35px;
height: 35px;
line-height: 35px;
text-align: center;
background: blue;
}
 
.lineDiv .minDiv .vals:after {
content: "";
width: 0px;
height: 0px;
border-top: 6px solid blue;
border-left: 6px solid transparent;
border-right: 6px solid transparent;
border-bottom: 6px solid transparent;
display: block;
margin-left: 11px;
}
</style>
</head>
 
<body>
<center>
<h3>用鼠标拖动小方块<span id="msg">0</span>%</h3>
</center>
<div id="lineDiv">
<div id="minDiv">
<div id="vals">0</div>
</div>
</div>
<script>
window.onload = function() {
 
var lineDiv = document.getElementById('lineDiv'); //长线条
var minDiv = document.getElementById('minDiv'); //小方块
var msg = document.getElementById("msg");
var vals = document.getElementById("vals");
var ifBool = false; //判断鼠标是否按下
 
//鼠标按下方块
minDiv.addEventListener("touchstart", function(e) {
e.stopPropagation();
ifBool = true;
console.log("鼠标按下")
});
 
//拖动
window.addEventListener("touchmove", function(e) {
console.log("鼠标拖动")
if(ifBool) {
var x = e.touches[0].pageX || e.touches[0].clientX; //鼠标横坐标var x
var lineDiv_left = getPosition(lineDiv).left; //长线条的横坐标
var minDiv_left = x - lineDiv_left; //小方块相对于父元素(长线条)的left值 
if(minDiv_left >= lineDiv.offsetWidth - 15) {
minDiv_left = lineDiv.offsetWidth - 15;
}
if(minDiv_left < 0) {
minDiv_left = 0;
}
//设置拖动后小方块的left值
minDiv.style.left = minDiv_left + "px";
msg.innerText = parseInt((minDiv_left / (lineDiv.offsetWidth - 15)) * 100);
vals.innerText = parseInt((minDiv_left / (lineDiv.offsetWidth - 15)) * 100);
}
});
//鼠标松开
window.addEventListener("touchend", function(e) {
console.log("鼠标弹起")
ifBool = false;
});
//获取元素的绝对位置
function getPosition(node) {
var left = node.offsetLeft; //获取元素相对于其父元素的left值var left
var top = node.offsetTop;
current = node.offsetParent; // 取得元素的offsetParent
  // 一直循环直到根元素

while(current != null) {

left += current.offsetLeft;

top += current.offsetTop;

current = current.offsetParent;

}
return {
"left": left,
"top": top
};
}
}
</script>
</body>
 
</html>

兼容PC端和移动端

<!DOCTYPE html>
<html>
 
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta name="viewport" content="width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no" />
<title>鼠标拖动小方块</title>
<style type="text/css">
.lineDiv {
position: relative;
height: 5px;
background: red;
width: 300px;
margin: 50px auto;
}
 
.lineDiv .minDiv {
position: absolute;
top: -5px;
left: 0;
width: 15px;
height: 15px;
background: green;
cursor: pointer
}
 
.lineDiv .minDiv .vals {
position: absolute;
font-size: 20px;
top: -45px;
left: -10px;
width: 35px;
height: 35px;
line-height: 35px;
text-align: center;
background: blue;
}
 
.lineDiv .minDiv .vals:after {
content: "";
width: 0px;
height: 0px;
border-top: 6px solid blue;
border-left: 6px solid transparent;
border-right: 6px solid transparent;
border-bottom: 6px solid transparent;
display: block;
margin-left: 11px;
}
</style>
</head>
 
<body>
<center>
<h3>用鼠标拖动小方块<span id="msg">0</span>%</h3>
</center>
<div id="lineDiv">
<div id="minDiv">
<div id="vals">0</div>
</div>
</div>
<script>
window.onload = function() {
 
var lineDiv = document.getElementById('lineDiv'); //长线条
var minDiv = document.getElementById('minDiv'); //小方块
var msg = document.getElementById("msg");
var vals = document.getElementById("vals");
var ifBool = false; //判断鼠标是否按下
//事件
var start = function(e) {
e.stopPropagation();
ifBool = true;
console.log("鼠标按下")
}
var move = function(e) {
console.log("鼠标拖动")
if(ifBool) {
if(!e.touches) { //兼容移动端
var x = e.clientX;
} else {  //兼容PC端
var x = e.touches[0].pageX;
}
//var x = e.touches[0].pageX || e.clientX; //鼠标横坐标var x
var lineDiv_left = getPosition(lineDiv).left; //长线条的横坐标
var minDiv_left = x - lineDiv_left; //小方块相对于父元素(长线条)的left值 
if(minDiv_left >= lineDiv.offsetWidth - 15) {
minDiv_left = lineDiv.offsetWidth - 15;
}
if(minDiv_left < 0) {
minDiv_left = 0;
}
//设置拖动后小方块的left值
minDiv.style.left = minDiv_left + "px";
msg.innerText = parseInt((minDiv_left / (lineDiv.offsetWidth - 15)) * 100);
vals.innerText = parseInt((minDiv_left / (lineDiv.offsetWidth - 15)) * 100);
}
}
var end = function(e) {
console.log("鼠标弹起")
ifBool = false;
}
//鼠标按下方块
minDiv.addEventListener("touchstart", start);
minDiv.addEventListener("mousedown", start);
//拖动
window.addEventListener("touchmove", move);
window.addEventListener("mousemove", move);
//鼠标松开
window.addEventListener("touchend", end);
window.addEventListener("mouseup", end);
//获取元素的绝对位置
function getPosition(node) {
var left = node.offsetLeft; //获取元素相对于其父元素的left值var left
var top = node.offsetTop;
current = node.offsetParent; // 取得元素的offsetParent
  // 一直循环直到根元素

while(current != null) {

left += current.offsetLeft;

top += current.offsetTop;

current = current.offsetParent;

}
return {
"left": left,
"top": top
};
}
}
</script>
</body>
 
</html>

设置滑块的滑动范围

<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta name="viewport" content="width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no" />
<title>鼠标拖动小方块</title>
<style type="text/css">
.lineDiv {
position: relative;
height: 5px;
background: red;
width: 95%;
margin: 50px auto;
}
 
.lineDiv .minDiv {
position: absolute;
top: -15px;
left: 0;
width: 35px;
height: 35px;
background: green;
cursor: pointer;
transition: all 0s;
}
 
.lineDiv .vals {
z-index: 100;
position: absolute;
top: 0px;
left: 0px;
width: 0px;
height: 5px;
background: blue;
}
</style>
</head>
 
<body>
<center>
<h3>用鼠标拖动小方块<span id="msg">0</span>%</h3>
</center>
<div id="lineDiv">
<div id="vals"></div>
<!-- -->
<div id="minDiv"></div>
<!-- -->
</div>
<script>
window.onload = function() {
 
var lineDiv = document.getElementById('lineDiv'); //长线条
var minDiv = document.getElementById('minDiv'); //小方块
var minVals = document.getElementById('vals'); //左长线
var msg = document.getElementById("msg"); //最上面的信息
var ifBool = false; //判断滑块是否按下
 
var lineDiv_W = getPosition(lineDiv).width; //长线的长度
var lineDiv_L = getPosition(lineDiv).left; //长线距离html的left
 
var minDiv_W = getPosition(minDiv).width; //滑块的长度
var minDiv_L = getPosition(minDiv).left; //滑块距离html的left
 
var Slider_W_MAX = lineDiv_W - minDiv_W; //滑块可以滑动的最大值px,范围是0~Slider_W_MAX
 
var minNum = 0; //最小值
var maxNum = 500; //最大值
 
var startNum = 100; //起始值
var endNum = 400; //结束值
 
var min_Px = Slider_W_MAX / maxNum * startNum; //滑块可以滑动的最小px
var max_Px = Slider_W_MAX / maxNum * endNum; //滑块可以滑动的最大px
 
var minDiv_left=0; //当前滑块的位置
/*
 Slider_W_MAX  1元对应的px?     1
  maxNum    1   1px对应的金额?
*/
 
function initSlider(initPX) { //设置滑块的初始位置
console.log(initPX);
minDiv_left=initPX; //设置滑块的位置
minDiv.style.left = initPX + "px";
minVals.style.width = initPX + "px";
msg.innerText = parseInt(initPX / Slider_W_MAX * 100);
}
 
(function() { //初始化滑块位置
if(startNum >= 0) { //求出startNum对应的px
initSlider(Slider_W_MAX / maxNum * startNum)
}
})()
 
//事件
var start = function(e) {
ifBool = true;
//console.log("鼠标按下")
}
var move = function(e) {
//console.log("鼠标拖动")
if(ifBool) {
var x; //记录滑块距离html的距离left
if(!e.touches) { //兼容PC端
x = e.clientX;
} else { //兼容移动端
x = e.touches[0].pageX;
}
 
minDiv_left = x - lineDiv_L; //小方块相对于父元素(长线条)的left值 
if(minDiv_left >= Slider_W_MAX) {
minDiv_left = Slider_W_MAX;
}
if(minDiv_left < 0) {
minDiv_left = 0;
}
 
//设置拖动后小方块的left值
initSlider(minDiv_left)
 
}
}
var end = function(e) {
if(minDiv_left>max_Px){
initSlider(max_Px);
}
if(minDiv_left<min_Px){
initSlider(min_Px);
}
ifBool = false;
}
//鼠标按下方块
minDiv.addEventListener("touchstart", start);
minDiv.addEventListener("mousedown", start);
//拖动
window.addEventListener("touchmove", move);
window.addEventListener("mousemove", move);
//鼠标松开
window.addEventListener("touchend", end);
window.addEventListener("mouseup", end);
 
//获取元素的绝对位置
function getPosition(node) {
var width = node.offsetWidth; //元素宽度
var height = node.offsetHeight; //元素高度
var left = node.offsetLeft; //获取元素相对于其根元素的left值var left
var top = node.offsetTop; //获取元素相对于其根元素的top值var top
current = node.offsetParent; // 取得元素的offsetParent
 
// 一直循环直到根元素
while(current != null) {

left += current.offsetLeft;

top += current.offsetTop;

current = current.offsetParent;

}
return {
"width": width,
"height": height,
"left": left,
"top": top
};
}
}
</script>
</body>
 
</html>

点击水波纹效果:

js拖动滑块和点击水波纹效果实例代码

<!DOCTYPE html>
<html>
 <head>
  <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
  <title>JS</title>
  <link rel="stylesheet" type="text/css" href="css/reset.css" rel="external nofollow" />
  <script type="text/javascript" src=""></script>
  <style type="text/css" media="screen">
   ul {
    font-size: 0;
    position: relative;
    padding: 0;
    width: 480px;
    margin: 40px auto;
    user-select: none;
   }
    
   li {
    display: inline-block;
    width: 160px;
    height: 60px;
    background: #E95546;
    font-size: 16px;
    text-align: center;
    line-height: 60px;
    color: white;
    text-transform: uppercase;
    position: relative;
    overflow: hidden;
    cursor: pointer;
   }
    
   .slider {
    display: block;
    position: absolute;
    bottom: 0;
    left: 0;
    height: 4px;
    background: #1685D3;
    transition: all 0.5s;
   }
    
   .ripple {
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    -webkit-transform: scale(0);
    -ms-transform: scale(0);
    transform: scale(0);
    position: absolute;
    opacity: 1;
   }
    
   .rippleEffect {
    -webkit-animation: rippleDrop .4s linear;
    animation: rippleDrop .4s linear;
   }
    
   @-webkit-keyframes rippleDrop {
    100% {
     -webkit-transform: scale(2);
     transform: scale(2);
     opacity: 0;
    }
   }
    
   @keyframes rippleDrop {
    100% {
     -webkit-transform: scale(2);
     transform: scale(2);
     opacity: 0;
    }
   }
  </style>
 
 </head>
 <body>
  <ul>
   <li>项目一</li>
   <li>项目二</li>
   <li>项目三</li>
   <li class="slider"></li>
  </ul>
 </body>
 <script>
  $("ul li").click(function(e) {
 
   if($(this).hasClass('slider')) {
    return;
   }
 
   var whatTab = $(this).index();
 
   var howFar = 160 * whatTab;
 
   $(".slider").css({
    left: howFar + "px"
   });
 
   $(".ripple").remove();
 
   var posX = $(this).offset().left,
    posY = $(this).offset().top,
    buttonWidth = $(this).width(),
    buttonHeight = $(this).height();
   console.log(posX, posY, buttonWidth, buttonHeight)
 
   $(this).append("<span class='ripple'></span>");
 
   if(buttonWidth >= buttonHeight) {
    buttonHeight = buttonWidth;
   } else {
    buttonWidth = buttonHeight;
   }
 
   var x = e.pageX - posX - buttonWidth / 2;
   var y = e.pageY - posY - buttonHeight / 2;
 
   $(".ripple").css({
    width: buttonWidth,
    height: buttonHeight,
    top: y + 'px',
    left: x + 'px'
   }).addClass("rippleEffect");
 
  });
 </script>
 
</html>
Javascript 相关文章推荐
javascript 控制弹出窗口
Apr 10 Javascript
jquery ajax同步异步的执行最终解决方案
Apr 26 Javascript
js设置function参数默认值(适合没有传参情况)
Feb 24 Javascript
javascript中select下拉框的用法总结
Jan 07 Javascript
谈一谈jQuery核心架构设计
Mar 28 Javascript
浅谈jquery拼接字符串效率比较高的方法
Feb 22 Javascript
微信小程序开发之相册选择和拍照详解及实例代码
Feb 22 Javascript
js判断是否是手机页面
Mar 17 Javascript
vue-cli开发环境实现跨域请求的方法
Apr 07 Javascript
JS实现随机抽取三人
Nov 06 Javascript
Vue中通过vue-router实现命名视图的问题
Apr 23 Javascript
js实现mp3录音通过websocket实时传送+简易波形图效果
Jun 12 Javascript
ajax与jsonp的区别及用法
Oct 16 #Javascript
JS调用安卓手机摄像头扫描二维码
Oct 16 #Javascript
QRCode.js二维码生成并能长按识别
Oct 16 #Javascript
移动端图片上传旋转、压缩问题的方法
Oct 16 #Javascript
JavaScript实现表单注册、表单验证、运算符功能
Oct 15 #Javascript
从零开始搭建vue移动端项目到上线的步骤
Oct 15 #Javascript
jQuery轻量级表单模型验证插件
Oct 15 #jQuery
You might like
基于PHP导出Excel的小经验 完美解决乱码问题
2013/06/10 PHP
PHP、Nginx、Apache中禁止网页被iframe引用的方法
2020/10/01 PHP
yii2.0整合阿里云oss上传单个文件的示例
2017/09/19 PHP
javascript下给元素添加事件的方法与代码
2007/08/13 Javascript
JavaScript 工具库 Cloudgamer JavaScript Library v0.1 发布
2009/10/29 Javascript
在次封装easyui-Dialog插件实现代码
2010/11/14 Javascript
javascript图片相似度算法实现 js实现直方图和向量算法
2014/01/14 Javascript
巧用局部变量提升javascript性能
2014/02/24 Javascript
javascript js 操作数组 增删改查的简单实现
2016/06/20 Javascript
JS实现页面进入和返回定位到具体位置
2016/12/08 Javascript
JS基于onclick事件实现单个按钮的编辑与保存功能示例
2017/02/13 Javascript
整理关于Bootstrap过渡动画的慕课笔记
2017/03/29 Javascript
jQuery输入框密码的显示隐藏【代码分享】
2017/04/29 jQuery
vue之nextTick全面解析
2017/05/17 Javascript
浅谈vuex 闲置状态重置方案
2018/01/04 Javascript
Vue实现点击时间获取时间段查询功能
2020/08/21 Javascript
微信小程序模板template简单用法示例
2018/12/04 Javascript
react的滑动图片验证码组件的示例代码
2019/02/27 Javascript
在JavaScript中使用严格模式(Strict Mode)
2019/06/13 Javascript
react 移动端实现列表左滑删除的示例代码
2019/07/04 Javascript
如何通过shell脚本自动生成vue文件详解
2019/09/10 Javascript
[01:02:20]Mineski vs TNC 2019国际邀请赛小组赛 BO2 第二场 8.15
2019/08/16 DOTA
Python的函数的一些高阶特性
2015/04/27 Python
详解常用查找数据结构及算法(Python实现)
2016/12/09 Python
python如何通过实例方法名字调用方法
2018/03/21 Python
将字典转换为DataFrame并进行频次统计的方法
2018/04/08 Python
opencv之为图像添加边界的方法示例
2019/12/26 Python
python程序需要编译吗
2020/06/19 Python
纯CSS3编写的的精美动画进度条(无flash/无图像/无脚本/附源码)
2013/01/07 HTML / CSS
造型师求职自荐信
2013/09/27 职场文书
计算机求职自荐信范文
2014/04/19 职场文书
纪检干部个人对照检查材料
2014/09/23 职场文书
2014年保洁员工作总结
2014/11/19 职场文书
2015年煤矿工作总结
2015/04/28 职场文书
试了下Golang实现try catch的方法
2021/07/01 Golang
排查并解决MySQL生产库内存使用率高的报警
2022/04/11 MySQL