Animación js y Velocity.js en Vue
Animación realizada por todos los js.
hecho, es la función de devolución de llamada, la configuro para que finalice después de 4000 milisegundos.
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<script src='./vue.js'></script>
</head>
<body>
<div id="root">
<transition
name="fade"
@before-enter="handleBeforeEnter"
@enter="handleEnter"
@after-enter="handleAfterEnter"
>
<div v-show="show">hello world</div>
</transition>
<button @click="handleClick">toggle</button>
</div>
<script>
var vm = new Vue({
el: '#root',
data: {
show: true
},
methods: {
handleClick: function() {
this.show = !this.show
},
handleBeforeEnter: function(el) {
el.style.color = 'red'
},
handleEnter: function(el, done) {
setTimeout(() => {
el.style.color = 'green'
}, 2000)
setTimeout(() => {
done()
}, 4000)
},
handleAfterEnter: function(el) {
el.style.color = "#000"
}
}
})
</script>
</body>
</html>
El siguiente es el uso.
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<script src='./vue.js'></script>
<script src="./velocity.js"></script>
</head>
<body>
<div id="root">
<transition
name="fade"
@before-enter="handleBeforeEnter"
@enter="handleEnter"
@after-enter="handleAfterEnter"
>
<div v-show="show">hello world</div>
</transition>
<button @click="handleClick">toggle</button>
</div>
<script>
var vm = new Vue({
el: '#root',
data: {
show: true
},
methods: {
handleClick: function() {
this.show = !this.show
},
handleBeforeEnter: function(el) {
el.style.opacity = 0
},
handleEnter: function(el, done) {
Velocity(el, {
opacity: 1
}, {
duration: 1000,
complete: done
})
},
handleAfterEnter: function(el) {
console.log("动画结束")
}
}
})
</script>
</body>
</html>