【vue 元件 mint-ui】 看了一下原始碼,給輪播圖Swiper封裝自定義跳轉的函式
阿新 • • 發佈:2019-01-29
mint-ui 自身提供了前一頁,後一頁的function,這裡由於專案需求,點選任意tab都可跳轉到相應的圖片,所以自己封裝了一個function:switchCar。
Usage
import Mint from ‘mint-ui’;
import { Swipe, SwipeItem } from ‘mint-ui’;
Vue.component(Swipe.name, Swipe);
Vue.component(SwipeItem.name, SwipeItem);
html
switchCar 為點選tab切換輪播圖事件(我封裝的自定義跳轉事件),
front
back為 mint-ui提供的後一頁的事件
mt-swipe 、mt-swipe-item為 mint-ui 提供的輪播圖元件
<ul >
<li @click="switchCar(index)" :class="carIndex==index?'active':''" v-for="(car,index) in carConfig">{{car.name}}</li>
<i class="border" ref="nav_border"></i>
</ul>
<div >
<i @click.stop="front()" class="fa fa-angle-left fa-btn banner-left" aria-hidden="true"></i>
<i @click.stop="back()" class="fa fa-angle-right fa-btn banner-right" aria-hidden="true"></i>
<ul ref="carBox">
<mt-swipe :show-indicators="false" ref="mtSwipe" @change="handleChange" :auto="0">
<mt-swipe-item ref="mtItem" v-for="car in carConfig" :key="car.name"><img :src="car.img_src"/></mt-swipe-item>
</mt-swipe>
<p class="car_title">{{carConfig[carIndex].name}} 起步價: ¥{{curCarConfig.price}}</p>
</ul>
</div>
js
front(){ //前一頁
this.$refs.mtSwipe.prev();
},
back(){ //後一頁
this.$refs.mtSwipe.next();
},
handleChange(index){ //跳轉之後獲取當前的下標
this.carIndex = index;
},
switchCar(index) //自定義跳轉,只需要傳圖片的下標即可
{
if(index==this.carIndex)
{
console.log('break off');
return;
}
var callback = () => {
if (index !== undefined) {
var newPage = this.$refs.mtItem[index].$el;
removeClass(curPage.$el, 'is-active');
addClass(newPage, 'is-active');
this.$refs.mtSwipe.index = index;
}
if (this.$refs.mtSwipe.isDone) {
this.$refs.mtSwipe.end();
}
if (prevPage) {
prevPage.$el.style.display = '';
}
if (nextPage) {
nextPage.$el.style.display = '';
}
};
if(index>this.carIndex)
{
var curPage = this.$refs.mtItem[this.carIndex];
var nextPage = this.$refs.mtItem[index];
var pageWidth= this.$refs.mtItem[0].$el.clientWidth;
if (nextPage) {
nextPage.$el.style.display = 'block';
this.$refs.mtSwipe.translate(nextPage.$el, pageWidth);
}
console.log(this.$refs.mtSwipe.isDone);
this.$refs.mtSwipe.isDone = true;
this.$refs.mtSwipe.before(curPage.$el);
this.$refs.mtSwipe.translate(curPage.$el, -pageWidth, 300, callback);
if (nextPage) {
var self =this;
var timer = setTimeout(function(){
self.$refs.mtSwipe.translate(nextPage.$el, 0, 300);
clearTimeout(timer);
},50)
}
}
else if(index<this.carIndex)
{
var curPage = this.$refs.mtItem[this.carIndex];
var prevPage = this.$refs.mtItem[index];
var pageWidth= this.$refs.mtItem[0].$el.clientWidth;
if (prevPage) {
prevPage.$el.style.display = 'block';
this.$refs.mtSwipe.translate(prevPage.$el, -pageWidth);
}
this.$refs.mtSwipe.isDone = true;
this.$refs.mtSwipe.before(curPage.$el);
this.$refs.mtSwipe.translate(curPage.$el, pageWidth, 300, callback);
if (prevPage) {
this.$refs.mtSwipe.translate(prevPage.$el, 0, 300);
}
}
},