이 글에서는 js를 사용하여 슬라이더를 드래그하고 물 파급 효과를 클릭하는 효과를 얻는 방법을 소개합니다. 도움이 필요한 친구들이 참고할 수 있기를 바랍니다.
드래그 슬라이더 효과:
효과 사진을 먼저 살펴보겠습니다:
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<!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>
<!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>
<!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>
슬라이더의 슬라이딩 범위 설정
<!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>
<!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" />
<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>
, jQuery 비디오 튜토리얼, bootstrap 튜토리얼을 방문하세요!
위 내용은 슬라이더를 드래그하고 물 파급 효과를 클릭하는 js의 상세 내용입니다. 자세한 내용은 PHP 중국어 웹사이트의 기타 관련 기사를 참조하세요!