css3 监听webkitAnimationEnd运动结束后执行什么-优快云博客

本文深入探讨了HTML5与CSS结合实现动画交互与过渡效果的方法，通过实例展示了如何创建响应式布局与动态视觉反馈，提升用户体验。

<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<style type="text/css">
			*{
				margin: 0;
				padding: 0;
			}
			
			#box{
				position: relative;
				/*overflow: hidden;*/
				margin: 0 auto;
				width: 1000px;
				height: 500px;
				border: 1px solid black;
				transform: scaleX(0) scaleY(0);
			}
			#box #inner{
				position: absolute;
				left: 0;
				top: 0;
				right: 0;
				bottom: 0;
				margin: auto;
				width: 400px;
				height: 400px;
				opacity: 0;
				transform: rotate(0deg) scale(0.5);
				font-size: 100px;
				line-height: 400px;
				text-align: center;
				color: white;
				background: red;
				border-radius:50% ;
			}
			.innerShow{
				-webkit-animation: fadeIn 0.5s forwards;
			}
			@-webkit-keyframes scaleIn{
				0%{
					transform:scaleX(0) scaleY(0);
				}
				25%{
					transform: scaleX(0) scaleY(0.5);
				}
				50%{
					transform: scaleX(1) scaleY(0.5);
				}
				100%{
					transform: scaleX(1) scaleY(1);
				}
			}
			@-webkit-keyframes fadeIn{
				from{opacity: 0;}
				to{opacity: 1;}
			}
			@-webkit-keyframes rotateScale{
				from{
					transform:rotate(0deg) scale(0.5);
				}
				to{
					transform:rotate(360deg) scale(1);
				}
			}
		</style>
	</head>
	<body>
		<input id="btn" type="button" name="" id="" value="按钮" />
		
		<div id="box">
			<div id="inner">HTML5</div>
		</div>
		
		<script>
			var oBtn = document.getElementById("btn");
			var oBox = document.getElementById("box");
			var oInner = document.getElementById('inner');
			
			
			oBtn.onclick = function(){
				oBox.style.webkitAnimation = "scaleIn 1s ease forwards";
			}
			
			oBox.addEventListener("webkitAnimationEnd",function(){
				oInner.className = "innerShow";
				
				
			},false);
			
			oInner.addEventListener("webkitAnimationEnd",function(){
				oInner.style.opacity =1;
				oInner.style.webkitAnimation = "rotateScale 1s forwards";
			},false);
		</script>
	</body>
</html>

转载于:https://www.cnblogs.com/mingjixiaohui/p/5388816.html