forked from zhongyuanhaiju/uniapp
330 lines
7.8 KiB
Vue
330 lines
7.8 KiB
Vue
<template>
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<view class="single-graph">
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<view :style="imgAdsMarginWarp" class="swiper-box">
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<block v-if="imgAdsValue.list.length == 1">
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<view class="simple-graph-wrap" :style="imgAdsSwiper" @click="$util.diyRedirectTo(imgAdsValue.list[0].link)">
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<image :style="{ height: imgAdsValue.list[0].imgHeight }" :src="$util.img(imgAdsValue.list[0].imageUrl)" mode="widthFix"></image>
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<!-- 热区功能 -->
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<view v-if="imgAdsValue.list[0].heatMapData">
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<view
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class="heat-map"
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v-for="(mapItem, mapIndex) in imgAdsValue.list[0].heatMapData"
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:key="mapIndex"
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:style="{
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width: mapItem.width + '%',
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height: mapItem.height + '%',
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left: mapItem.left + '%',
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top: mapItem.top + '%'
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}"
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@click.stop="$util.diyRedirectTo(mapItem.link)"
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></view>
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</view>
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</view>
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</block>
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<swiper
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v-else
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class="swiper"
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:style="{ height: swiperHeight }"
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:class="{
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'swiper-left': imgAdsValue.indicatorLocation == 'left',
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'swiper-right': imgAdsValue.indicatorLocation == 'right',
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'ns-indicator-dots': imgAdsValue.carouselStyle == 'line'
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}"
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autoplay="true"
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circular="true"
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:indicator-dots="isDots"
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indicator-color="rgba(130, 130, 130, .5)"
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:indicator-active-color="imgAdsValue.indicatorColor"
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@change="swiperChange"
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>
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<swiper-item
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class="swiper-item"
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:style="imgAdsSwiper"
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v-for="(item, index) in imgAdsValue.list"
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:key="index"
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v-if="item.imageUrl"
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@click="$util.diyRedirectTo(item.link)"
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>
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<view class="item" :style="{ height: item.imgHeight }">
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<image :src="$util.img(item.imageUrl)" mode="aspectFill"></image>
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<!-- 热区功能 -->
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<view v-if="item.heatMapData">
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<view
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class="heat-map"
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v-for="(mapItem, mapIndex) in item.heatMapData"
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:key="mapIndex"
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:style="{
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width: mapItem.width + '%',
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height: mapItem.height + '%',
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left: mapItem.left + '%',
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top: mapItem.top + '%'
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}"
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@click.stop="$util.diyRedirectTo(mapItem.link)"
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></view>
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</view>
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</view>
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</swiper-item>
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</swiper>
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<!-- #ifdef MP-WEIXIN -->
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<view
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v-if="imgAdsValue.list.length > 1"
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:class="[
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'swiper-dot-box',
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{ straightLine: imgAdsValue.carouselStyle == 'line' },
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{ 'swiper-left': imgAdsValue.indicatorLocation == 'left' },
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{ 'swiper-right': imgAdsValue.indicatorLocation == 'right' }
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]"
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>
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<view
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v-for="(numItem, numIndex) in imgAdsValue.list.length"
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:key="numIndex"
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:class="['swiper-dot', { active: numIndex == swiperIndex }]"
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:style="[numIndex == swiperIndex && { backgroundColor: imgAdsValue.indicatorColor }]"
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></view>
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</view>
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<!-- #endif -->
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</view>
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</view>
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</template>
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<script>
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export default {
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name: 'diy-img-ads',
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props: {
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value: {
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type: Object,
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default: () => {
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return {};
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}
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}
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},
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data() {
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return {
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isDots: true,
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swiperHeight: 0,
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imgAdsValue: null, // 深拷贝一遍数据，防止动态计算图片展示尺寸的时候，影响到父级的数据，导致二次渲染的时候，数据错误
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swiperIndex: 0
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};
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},
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created() {
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this.calcSingleRow();
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},
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computed: {
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imgAdsMarginWarp: function() {
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var obj = '';
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obj = 'background-color:' + this.value.componentBgColor + ';';
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return obj;
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},
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imgAdsSwiper: function() {
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var obj = '';
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if (this.value.componentAngle == 'round') {
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obj += 'border-top-left-radius:' + this.value.topAroundRadius * 2 + 'rpx;';
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obj += 'border-top-right-radius:' + this.value.topAroundRadius * 2 + 'rpx;';
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obj += 'border-bottom-left-radius:' + this.value.bottomAroundRadius * 2 + 'rpx;';
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obj += 'border-bottom-right-radius:' + this.value.bottomAroundRadius * 2 + 'rpx;';
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}
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return obj;
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},
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singleGraphBg: function() {
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var imgArr = [];
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for (let i = 0; i < this.imgAdsValue.list.length; i++) {
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let item = this.imgAdsValue.list[i];
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imgArr[i] = parseFloat(item.imgHeight);
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}
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imgArr.sort(function(a, b) {
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return b - a;
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});
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var obj = '';
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obj += 'background-color:' + this.imgAdsValue.backgroundColor + ';';
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obj += 'height:' + imgArr[0] * (this.imgAdsValue.backgroundHeight / 100) * 2 + 'rpx;';
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return obj;
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}
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},
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methods: {
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swiperChange(e) {
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this.swiperIndex = e.detail.current;
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},
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calcSingleRow() {
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let maxHeight = 0;
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// 深拷贝一层数据，防止数据更改越权
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this.imgAdsValue = JSON.parse(JSON.stringify(this.value));
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this.imgAdsValue.list.forEach((item, index) => {
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uni.getSystemInfo({
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success: res => {
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var ratio = item.imgHeight / item.imgWidth;
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item.imgWidth = res.windowWidth;
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item.imgWidth -= this.value.margin.both * 2;
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item.imgHeight = item.imgWidth * ratio;
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}
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});
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// 获取最大高度
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if (maxHeight == 0 || maxHeight < item.imgHeight) maxHeight = item.imgHeight;
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});
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this.imgAdsValue.list.forEach((item, index) => {
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item.imgHeight = maxHeight * 2 + 'rpx';
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this.swiperHeight = maxHeight * 2 + 'rpx';
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});
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this.imgAdsValue.indicatorColor = this.imgAdsValue.indicatorColor || '#fff';
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// 是否显示指示器
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if (this.imgAdsValue.list.length <= 1) {
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this.isDots = false;
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}
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// #ifdef MP-WEIXIN
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this.isDots = false;
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// #endif
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}
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}
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};
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</script>
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<style lang="scss" scoped>
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.single-graph {
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width: 100%;
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line-height: 0;
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display: flex;
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justify-content: center;
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flex-direction: column;
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align-items: center;
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box-sizing: border-box;
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}
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.simple-graph-wrap {
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line-height: 0;
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overflow: hidden;
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position: relative;
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image {
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width: 100%;
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}
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.heat-map {
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position: absolute;
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}
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}
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.item.active text {
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background: rgba(0, 0, 0, 0.3);
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position: absolute;
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bottom: 0;
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color: #ffffff;
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font-size: $font-size-tag;
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width: 100%;
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left: 0;
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line-height: 40rpx;
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white-space: nowrap;
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text-overflow: ellipsis;
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overflow: hidden;
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padding: 0 10rpx;
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text-align: center;
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}
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.swiper-box {
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position: relative;
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width: 100%;
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overflow: hidden;
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box-sizing: border-box;
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}
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.swiper {
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margin: 0 auto;
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overflow: hidden;
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}
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.swiper-item {
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width: 100%;
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height: auto !important;
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display: flex;
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justify-content: center;
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flex-direction: column;
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position: relative;
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.item {
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width: 100%;
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height: auto;
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text-align: center;
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position: relative;
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overflow: hidden;
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image {
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width: 100%;
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max-width: 100%;
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height: 100%;
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}
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.heat-map {
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position: absolute;
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}
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}
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}
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.swiper-dot-box {
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position: absolute;
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bottom: 20rpx;
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width: 100%;
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display: flex;
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align-items: center;
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justify-content: center;
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padding: 0 40rpx 8rpx;
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box-sizing: border-box;
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&.swiper-left {
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justify-content: flex-start;
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}
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&.swiper-right {
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justify-content: flex-end;
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}
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.swiper-dot {
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background-color: #b2b2b2;
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width: 15rpx;
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border-radius: 50%;
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height: 15rpx;
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margin: 8rpx;
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&.active {
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background-color: rgba(0, 0, 0, 1);
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}
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}
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&.straightLine {
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.swiper-dot {
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width: 18rpx;
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height: 6rpx;
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border-radius: 4rpx;
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&.active {
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width: 36rpx;
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background-color: rgba(0, 0, 0, 1);
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}
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}
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}
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}
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/* 隐藏滚动条，但依旧具备可以滚动的功能 */
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/deep/.uni-scroll-view::-webkit-scrollbar {
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display: none;
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}
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.swiper /deep/ .uni-swiper-dots-horizontal {
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bottom: 25rpx;
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}
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.swiper-left /deep/ .uni-swiper-dots-horizontal {
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left: 40rpx;
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transform: translate(0);
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}
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.swiper-right /deep/ .uni-swiper-dots-horizontal {
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right: 40rpx;
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display: flex;
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justify-content: flex-end;
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transform: translate(0);
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}
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.carousel-angle /deep/ .uni-swiper-dots-horizontal .uni-swiper-dot {
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width: 24rpx;
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border-radius: 0;
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height: 8rpx;
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}
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.swiper /deep/ .swiper-item .item uni-image > div {
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background-size: cover !important;
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}
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.swiper.ns-indicator-dots /deep/ .uni-swiper-dot {
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width: 18rpx;
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height: 6rpx;
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border-radius: 4rpx;
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}
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.swiper.ns-indicator-dots /deep/ .uni-swiper-dot-active {
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width: 36rpx;
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}
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</style>
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