自己动手搞一个拖动滑块,点击水波纹效果

 

<!doctype html>
<html lang="en">

    <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" class="input_1" step="0.01" min="0" max="5" value="0">
        <p class="p1">0</p>
        <p>添加定时器</p>
        <input type="range" class="input_2" step="0.01" min="0" max="5" value="0">
        <p class="p2">0</p>
    </body>

</html>

 

 

 

 

<!DOCTYPE html>
<html lang="zh-cn">

	<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" class="lineDiv">
			<div id="minDiv" class="minDiv">
				<div id="vals" class="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 lang="zh-cn">

	<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" class="lineDiv">
			<div id="minDiv" class="minDiv">
				<div id="vals" class="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 lang="zh-cn">

	<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" class="lineDiv">
			<div id="vals" class="vals"></div>
			<!--  -->
			<div id="minDiv" class="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>
posted @ 2017-10-23 00:24  最骚的就是你  阅读(...)  评论(...编辑  收藏