Element Carousel 走馬燈的具體實現(xiàn)

更新時間：2020年07月26日 11:15:17 作者：究極死胖獸

這篇文章主要介紹了Element Carousel 走馬燈的具體實現(xiàn),文中通過示例代碼介紹的非常詳細，對大家的學習或者工作具有一定的參考學習價值，需要的朋友們下面隨著小編來一起學習學習吧

本文來源于Element官方文檔：

http://element-cn.eleme.io/#/zh-CN/component/carousel

基礎用法

普通走馬燈

<div class="block">
<span class="demonstration">默認 Hover 指示器觸發(fā)</span>
<el-carousel height="150px">
<el-carousel-item v-for="item in 4" :key="item">
<h3>{{ item }}</h3>
</el-carousel-item>
</el-carousel>
</div>
<div class="block">
<span class="demonstration">Click 指示器觸發(fā)</span>
<el-carousel trigger="click" height="150px">
<el-carousel-item v-for="item in 4" :key="item">
<h3>{{ item }}</h3>
</el-carousel-item>
</el-carousel>
</div>

組件— 走馬燈

基礎用法

<template>
 <div class="block">
  <span class="demonstration">默認 Hover 指示器觸發(fā)</span>
  <el-carousel height="150px">
   <el-carousel-item v-for="item in 4" :key="item">
    <h3 class="small">{{ item }}</h3>
   </el-carousel-item>
  </el-carousel>
 </div>
 <div class="block">
  <span class="demonstration">Click 指示器觸發(fā)</span>
  <el-carousel trigger="click" height="150px">
   <el-carousel-item v-for="item in 4" :key="item">
    <h3 class="small">{{ item }}</h3>
   </el-carousel-item>
  </el-carousel>
 </div>
</template>

<style>
 .el-carousel__item h3 {
  color: #475669;
  font-size: 14px;
  opacity: 0.75;
  line-height: 150px;
  margin: 0;
 }

 .el-carousel__item:nth-child(2n) {
   background-color: #99a9bf;
 }
 
 .el-carousel__item:nth-child(2n+1) {
   background-color: #d3dce6;
 }
</style>

指示器

<template>
 <div class="block">
  <span class="demonstration">默認 Hover 指示器觸發(fā)</span>
  <el-carousel height="150px">
   <el-carousel-item v-for="item in 4" :key="item">
    <h3 class="small">{{ item }}</h3>
   </el-carousel-item>
  </el-carousel>
 </div>
 <div class="block">
  <span class="demonstration">Click 指示器觸發(fā)</span>
  <el-carousel trigger="click" height="150px">
   <el-carousel-item v-for="item in 4" :key="item">
    <h3 class="small">{{ item }}</h3>
   </el-carousel-item>
  </el-carousel>
 </div>
</template>

<style>
 .el-carousel__item h3 {
  color: #475669;
  font-size: 14px;
  opacity: 0.75;
  line-height: 150px;
  margin: 0;
 }

 .el-carousel__item:nth-child(2n) {
   background-color: #99a9bf;
 }
 
 .el-carousel__item:nth-child(2n+1) {
   background-color: #d3dce6;
 }
</style>

切換箭頭

<template>
 <div class="block">
  <span class="demonstration">默認 Hover 指示器觸發(fā)</span>
  <el-carousel height="150px">
   <el-carousel-item v-for="item in 4" :key="item">
    <h3 class="small">{{ item }}</h3>
   </el-carousel-item>
  </el-carousel>
 </div>
 <div class="block">
  <span class="demonstration">Click 指示器觸發(fā)</span>
  <el-carousel trigger="click" height="150px">
   <el-carousel-item v-for="item in 4" :key="item">
    <h3 class="small">{{ item }}</h3>
   </el-carousel-item>
  </el-carousel>
 </div>
</template>

<style>
 .el-carousel__item h3 {
  color: #475669;
  font-size: 14px;
  opacity: 0.75;
  line-height: 150px;
  margin: 0;
 }

 .el-carousel__item:nth-child(2n) {
   background-color: #99a9bf;
 }
 
 .el-carousel__item:nth-child(2n+1) {
   background-color: #d3dce6;
 }
</style>

卡片化

<template>
 <el-carousel :interval="4000" type="card" height="200px">
  <el-carousel-item v-for="item in 6" :key="item">
   <h3 class="medium">{{ item }}</h3>
  </el-carousel-item>
 </el-carousel>
</template>

<style>
 .el-carousel__item h3 {
  color: #475669;
  font-size: 14px;
  opacity: 0.75;
  line-height: 200px;
  margin: 0;
 }
 
 .el-carousel__item:nth-child(2n) {
  background-color: #99a9bf;
 }
 
 .el-carousel__item:nth-child(2n+1) {
  background-color: #d3dce6;
 }
</style>

方向

<template>
 <el-carousel height="200px" direction="vertical" :autoplay="false">
  <el-carousel-item v-for="item in 3" :key="item">
   <h3 class="medium">{{ item }}</h3>
  </el-carousel-item>
 </el-carousel>
</template>

<style>
 .el-carousel__item h3 {
  color: #475669;
  font-size: 14px;
  opacity: 0.75;
  line-height: 200px;
  margin: 0;
 }
 
 .el-carousel__item:nth-child(2n) {
  background-color: #99a9bf;
 }
 
 .el-carousel__item:nth-child(2n+1) {
  background-color: #d3dce6;
 }
</style>

Carousel Attributes

參數(shù)	說明	類型	可選值	默認值
height	走馬燈的高度	string	—	—
initial-index	初始狀態(tài)激活的幻燈片的索引，從 0 開始	number	—	0
trigger	指示器的觸發(fā)方式	string	click	—
autoplay	是否自動切換	boolean	—	true
interval	自動切換的時間間隔，單位為毫秒	number	—	3000
indicator-position	指示器的位置	string	outside/none	—
arrow	切換箭頭的顯示時機	string	always/hover/never	hover
type	走馬燈的類型	string	card	—

Carousel Events

事件名稱	說明	回調(diào)參數(shù)
change	幻燈片切換時觸發(fā)	目前激活的幻燈片的索引，原幻燈片的索引

Carousel Methods

方法名	說明	參數(shù)
setActiveItem	手動切換幻燈片	需要切換的幻燈片的索引，從 0 開始；或相應 el-carousel-item 的 name 屬性值
prev	切換至上一張幻燈片	—
next	切換至下一張幻燈片	—