代码
提交代码
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Document</title>
<style>
.hello{
width: 100px;
height: 100px;
border: 1px solid red;
margin: auto;
}
</style>
</head>
<body>
<div id = "app">
<button @click="show = !show">
切换显示状态
</button>
<transition
v-on:before-enter="beforeEnter"
v-on:enter="enter"
v-on:leave="leave"
v-bind:css="false"
>
<p v-if="show">
Demo
</p>
</transition>
</div>
</body>
<script src="https://cdnjs.cloudflare.com/ajax/libs/velocity/1.2.3/velocity.min.js"></script>
<script src="https://unpkg.com/vue/dist/vue.js"></script>
<script type = "text/javascript">
var vm = new Vue({
el: '#app',
data: {
show:false
},
methods: {
beforeEnter: function (el) {
el.style.opacity = 0
el.style.transformOrigin = 'left'
},
enter: function (el, done) {
Velocity(el, { opacity: 1, fontSize: '1.4em' }, { duration: 300 })
Velocity(el, { fontSize: '1em' }, { complete: done})
},
leave: function (el, done) {
Velocity(el, { translateX: '20px', rotateZ: '45deg' }, { duration: 600 })
Velocity(el, { rotateZ: '90deg' }, { loop: 3 })
Velocity(el, {
rotateZ: '45deg',
translateY: '30px',
translateX: '30px',
opacity: 0
}, { complete: done })
}
}
});
</script>
</html>
运行结果