a2702f6d
 刘淇
巡查计划
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<template>
<view class="u-swiper-indicator">
<view
class="u-swiper-indicator__wrapper"
v-if="indicatorMode === 'line'"
:class="[`u-swiper-indicator__wrapper--${indicatorMode}`]"
:style="{
width: addUnit(lineWidth * length),
backgroundColor: indicatorInactiveColor
}"
>
<view
class="u-swiper-indicator__wrapper--line__bar"
:style="[lineStyle]"
></view>
</view>
<view
class="u-swiper-indicator__wrapper"
v-if="indicatorMode === 'dot'"
>
<view
class="u-swiper-indicator__wrapper__dot"
v-for="(item, index) in length"
:key="index"
:class="[index === current && 'u-swiper-indicator__wrapper__dot--active']"
:style="[dotStyle(index)]"
>
</view>
</view>
</view>
</template>
<script>
import { props } from './props';
import { mpMixin } from '../../libs/mixin/mpMixin';
import { mixin } from '../../libs/mixin/mixin';
import { addUnit } from '../../libs/function/index';
/**
* SwiperIndicator 轮播图指示器
* @description 该组件一般用于导航轮播，广告展示等场景,可开箱即用，
* @tutorial https://uview-plus.jiangruyi.com/components/swiper.html
* @property {String | Number} length 轮播的长度（默认 0 ）
* @property {String | Number} current 当前处于活动状态的轮播的索引（默认 0 ）
* @property {String} indicatorActiveColor 指示器非激活颜色
* @property {String} indicatorInactiveColor 指示器的激活颜色
* @property {String} indicatorMode 指示器模式（默认 'line' ）
* @example <u-swiper :list="list4" indicator keyName="url" :autoplay="false"></u-swiper>
*/
export default {
name: 'u-swiper-indicator',
mixins: [mpMixin, mixin, props],
data() {
return {
lineWidth: 22
}
},
computed: {
// 指示器为线型的样式
lineStyle() {
let style = {}
style.width = addUnit(this.lineWidth)
style.transform = `translateX(${ addUnit(this.current * this.lineWidth) })`
style.backgroundColor = this.indicatorActiveColor
return style
},
// 指示器为点型的样式
dotStyle() {
return index => {
let style = {}
style.backgroundColor = index === this.current ? this.indicatorActiveColor : this.indicatorInactiveColor
return style
}
}
},
methods: {
addUnit
}
}
</script>
<style lang="scss" scoped>
.u-swiper-indicator {
&__wrapper {
@include flex;
&--line {
border-radius: 100px;
height: 4px;
&__bar {
width: 22px;
height: 4px;
border-radius: 100px;
background-color: #FFFFFF;
transition: transform 0.3s;
}
}
&__dot {
width: 5px;
height: 5px;
border-radius: 100px;
margin: 0 4px;
&--active {
width: 12px;
}
}
}
}
</style>
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