Cateegory.vue
<template>
<div class="category">
<s-filter @itemClick="itemClick" :filterData="resultData"></s-filter>
<s-table :tableData="tableData"></s-table>
<s-waterfall></s-waterfall>
</div>
</template>
<script>
import SFilter from './filter.vue';
import STable from './table.vue';
import SWaterfall from './waterfall.vue';
export default {
data() {
return {
tableData: [],
resultData: {
'上海': {
2017: {
'不限': [
{
a: '本科',
admission: "综合",
lowScore: 548,
majorGroupName: "专业组"
}
]
}
},
'北京': {
2021: {
'文综': [
{
a: '本科',
admission: "综合111",
lowScore: 5222,
majorGroupName: "专业组"
}
]
}
}
},
OneData: []
}
},
mounted() {
// this.tableData = this.OneData
console.log(Object.keys(this.resultData), '111');
console.log(Object.values(this.resultData)[0], '22');
this.tableData = Object.values(Object.values(Object.values(this.resultData)[0])[0])[0]
console.log(this.tableData)
},
components: {
SFilter,
STable,
SWaterfall
},
methods: {
itemClick(name, year, subject) {
console.log(name, year, subject)
this.tableData = this.resultData[name][year][subject];
}
}
}
</script>
filter.vue
<template>
<div>
<ul class="filter-wrapper">
<li @click="nameClick">{{ name }}</li>
<li @click="yearClick">{{ year }}</li>
<li @click="subjectClick">{{ subject }}</li>
</ul>
<!-- <s-van-popup v-model="showDialog" :objArr="filterData"></s-van-popup>-->
<div v-show="isShow" style="width: 200px; height: 200px; border: 1px solid red;">
<ul>
<li @click="itemClick(index)" v-for="(item, index) in filterData">{{index}}</li>
</ul>
</div>
</div>
</template>
<script>
import SVanPopup from './vanPopup.vue';
export default {
data() {
return {
name: '',
year: '',
subject: '',
showDialog: false,
showDialog1: false,
isShow: false,
tag: 0
}
},
props: ["filterData"],
components: {
SVanPopup
},
mounted() {
},
methods: {
nameClick() {
this.isShow = true;
this.tag = 0;
},
yearClick() {
this.isShow = true;
this.tag = 1;
},
subjectClick() {
this.isShow = true;
this.tag = 2;
},
itemClick(i) {
switch(this.tag){
case 0:
this.name = i;
this.year = Object.keys(this.filterData[i])[0]
this.subject = Object.keys(this.filterData[i][this.year])[0]
break;
case 1:
this.year = i;
this.subject = Object.keys(this.filterData[this.name][this.year])[0]
break;
case 2:
this.subject = i;
break
}
this.$emit("itemClick", this.name, this.year, this.subject)
}
}
}
</script>
<style scoped>
.filter-wrapper li {
display: inline-block;
width: 100px;
height: 40px;
border: 1px solid red;
}
</style>
table.vue
<template>
<div class="table_wrap" ref="trRef">
<div ref="shadowRef" class="shadow" :style="{height: shadowHeight}" v-if="isShadowShow"></div>
<table ref="tableRef">
<thead>
<tr>
<th>序号</th>
<th>栏目1</th>
<th>栏目2</th>
<th>栏目3</th>
<th>栏目4</th>
<th>栏目2</th>
<th>栏目3</th>
<th>栏目4</th>
</tr>
</thead>
<tbody>
<tr v-for="(item, index) in tableData">
<td v-for="(ite, ind) in keyIndex">{{item[ite]}}</td>
</tr>
</tbody>
</table>
</div>
</template>
<script>
export default {
data() {
return {
keyIndex: ["a", "lowScore", "admission", "majorGroupName"],
isShadowShow: false,
shadowHeight: 0
}
},
props: ["tableData"],
mounted() {
this.shadowHeight = this.$refs.tableRef.offsetHeight + 'px';
console.log(this.shadowHeight, 'this.shadowHeight~~')
this.$refs.trRef.addEventListener("scroll", ev => {
console.log(ev.target.scrollLeft)
if (ev.target.scrollLeft > 0) {
this.isShadowShow = true;
} else {
this.isShadowShow = false;
}
})
}
}
</script>
<style scoped>
.table_wrap {
margin: 30px;
width: 100%;
height: 100px;
overflow: auto;
border-bottom:1px solid #61dafb;
}
.shadow {
position: absolute;
left: 127px;
width: 10px;
background: linear-gradient(to left,#d3959b,#bfe6ba);
z-index: 200;
}
table {
table-layout: fixed;
width: 100%;
border-collapse: separate;
border-spacing: 0;
border: 1px solid #DDDDDD;
}
/* 表格th/td样式 */
td,th {
width: 150px;
box-sizing: border-box;
border-right: 1px solid #DDDDDD;
border-bottom: 1px solid #DDDDDD;
/*单元格 超出长度 显示...*/
overflow: hidden;
white-space: nowrap;
text-overflow: ellipsis;
height: 30px;
}
/* 表头固定 */
thead tr th {
position: sticky;
top: 0;
background: #F4F4F5;
height: 30px;
}
/* 首列固定/最后一列固定*/
th:first-child,
td:first-child {
position: sticky;
left: 0;
background: #F4F4F5;
text-align: center;
right: 0px;
border-left: 1px solid #DDDDDD ;
width: 100px;
}
/* 表头首列和最后一列强制最顶层 */
th:first-child {
z-index: 3;
/*左上角单元格z-index，切记要设置，不然表格纵向横向滚动时会被该单元格右方或者下方的单元格遮挡*/
background: #F4F4F5;
}
</style>
vanPop.vue
<template>
<div>
111
<van-popup
@input="val => this.$emit('input', val)"
position="bottom" :style="{ height: '30%' }" >
<div class="title" v-for="(item, index) in objArr">{{ index }}</div>
</van-popup>
</div>
</template>
<script>
export default {
data() {
return {
show: false,
}
},
props: ["title", "objArr", 'value'],
mounted() {
console.log(this.objArr, 'objArr~~~');
}
}
</script>
<style scoped></style>
waterfall.vue
<template>
<div class="waterfall">
<h2>瀑布流布局</h2>
<div class="v-waterfall-content" id="v-waterfall">
<div
v-for="(img, index) in waterfallList"
:key="index"
class="v-waterfall-item"
:style="{
top: img.top + 'px',
left: img.left + 'px',
width: waterfallImgWidth + 'px',
height: img.height,
}"
>
<img :src="img.src" alt="" />
</div>
</div>
</div>
</template>
<script>
import axios from 'axios'
/* eslint-disable */
export default {
name: "v-waterfall",
data () {
return {
waterfallList: [],
imgArr: [
require('./assets/img/err.jpg'),
require('./assets/img/1.jpg'),
require('./assets/img/2.jpg'),
require('./assets/img/3.jpg'),
require('./assets/img/4.jpg'),
require('./assets/img/5.jpg'),
require('./assets/img/6.jpg'),
require('./assets/img/7.jpg'),
require('./assets/img/8.jpg'),
require('./assets/img/9.jpg'),
require('./assets/img/10.jpg'),
require('./assets/img/11.jpg'),
require('./assets/img/12.jpg')
],
// waterfallImgWidth: 100,
waterfallImgWidth: 180,// 每个盒子的宽度
waterfallImgCol: 2,// 瀑布流的列数
// waterfallImgCol: 3,// 瀑布流的列数
waterfallImgRight: 10,// 每个盒子的右padding
waterfallImgBottom: 10,// 每个盒子的下padding
waterfallDeviationHeight: [],
imgList: []
}
},
created () {
axios.get('/data.json', {
})
.then(function (res) {
this.imgArr = res
})
.catch(function (error) {
})
// 触发入口
for (let i = 0; i < this.imgArr.length; i++) {
// this.imgList.push(this.imgArr[Math.round(Math.random() * 8)]);// 图片随机显示
this.imgList.push(this.imgArr[i]);
}
},
mounted () {
this.calculationWidth();
},
methods: {
//计算每个图片的宽度或者是列数
calculationWidth () {
let domWidth = document.getElementById("v-waterfall").offsetWidth;
if (!this.waterfallImgWidth && this.waterfallImgCol) {
this.waterfallImgWidth = (domWidth - this.waterfallImgRight * this.waterfallImgCol) / this.waterfallImgCol;
} else if (this.waterfallImgWidth && !this.waterfallImgCol) {
this.waterfallImgCol = Math.floor(domWidth / (this.waterfallImgWidth + this.waterfallImgRight))
}
//初始化偏移高度数组
this.waterfallDeviationHeight = new Array(this.waterfallImgCol);
for (let i = 0; i < this.waterfallDeviationHeight.length; i++) {
this.waterfallDeviationHeight[i] = 0;
}
this.imgPreloading()
},
//图片预加载
imgPreloading () {
for (let i = 0; i < this.imgList.length; i++) {
let aImg = new Image();
aImg.src = this.imgList[i];
aImg.onload = aImg.onerror = (e) => {
let imgData = {};
imgData.height = this.waterfallImgWidth / aImg.width * aImg.height;
imgData.src = this.imgList[i];
// imgData.title = '标题';// 说明文字（也可以自己写数组，或者封装json数据，都可以，但是前提是你会相关操作，这里不赘述）
// imgData.info = '详情说明：啦啦啦啦啦';// 说明文字
this.waterfallList.push(imgData);
this.rankImg(imgData);
}
}
},
//瀑布流布局
rankImg (imgData) {
let {
waterfallImgWidth,
waterfallImgRight,
waterfallImgBottom,
waterfallDeviationHeight,
waterfallImgCol
} = this;
let minIndex = this.filterMin();
imgData.top = waterfallDeviationHeight[minIndex];
imgData.left = minIndex * (waterfallImgRight + waterfallImgWidth);
// waterfallDeviationHeight[minIndex] += imgData.height + waterfallImgBottom;// 不加文字的盒子高度
waterfallDeviationHeight[minIndex] += imgData.height + waterfallImgBottom;// 加了文字的盒子高度，留出文字的地方（这里设置56px）
console.log(this.waterfallList);
},
/**
* 找到最短的列并返回下标
* @returns {number} 下标
*/
filterMin () {
const min = Math.min.apply(null, this.waterfallDeviationHeight);
return this.waterfallDeviationHeight.indexOf(min);
}
}
}
</script>
<style scoped>
.waterfall {
width: 100%;
padding: 0 10px;
margin: 0 auto;
background: #000;
}
.v-waterfall-content {
/* 主要 */
width: 100%;
/* height: 100vh; */
position: relative;
/* 次要：设置滚动条，要求固定高度 */
}
.v-waterfall-item {
/* 主要 */
float: left;
position: absolute;
}
.v-waterfall-item img {
/* 主要 */
/* width: auto;height: auto; */
width: 100%;
height: auto;
/* 次要 */
border-radius: 6px;
}
</style>
