463 lines
14 KiB
Vue
463 lines
14 KiB
Vue
<template>
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<div class="box3" v-loading="loading">
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<div class="tit">专利与成果分布地图</div>
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<div v-if="state.isShowGoBack" class="close-back" @click="goBack">
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<img src="./img/back_button.png" />
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</div>
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<!-- echartsDom 兼容缩放 -->
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<div ref="map" class="map echartsDom" id="map"></div>
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<div class="leftBox">
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<div class="head">
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<div class="a">地区</div>
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<div class="b">成果数量</div>
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</div>
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<div v-if="Object.keys(snapTree).length > 0" v-for="v in snapTree">
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<div class="a">{{ v.name }}</div>
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<div class="b">{{ v.count }}</div>
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</div>
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<div v-else>
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<div class="a">暂无</div>
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<div class="b">暂无</div>
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</div>
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</div>
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<div class="rightBox">
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<div class="head">
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<div class="a">领域</div>
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<div class="b">成果数量</div>
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</div>
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<div v-if="Object.keys(getIndustry(snapTree)).length > 0" v-for="(v,k) in getIndustry(snapTree)">
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<div class="a" :title="k">{{ k }}</div>
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<div class="b">{{ v }}</div>
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</div>
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<div v-else>
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<div class="a">暂无</div>
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<div class="b">暂无</div>
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</div>
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</div>
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</div>
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</template>
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<script setup>
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import { defineComponent, getCurrentInstance, onMounted, reactive } from "vue";
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import echarts from 'echarts'
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import { achievement } from "@/api/website/home/index";
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const { proxy } = getCurrentInstance();
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const loading = shallowRef(true)
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let treeData = { "340000": { "code": "340000", "name": "安徽省", "count": 107, "industry": { "1-1": 2, "1-2": 1, "2-1": 3 }, "children": { "340100": { "code": "340100", "name": "合肥市", "count": 106, "industry": { "1-1": 1, "1-2": 1, "2-1": 2 }, "children": { "340111": { "code": "340111", "name": "包河区", "count": 105, "industry": { "1-1": 1, "2-1": 1 }, "children": null }, "340121": { "code": "340121", "name": "长丰县", "count": 105, "industry": { "1-2": 1, "2-1": 1 }, "children": null } } }, "340200": { "code": "340200", "name": "芜湖市", "count": 105, "industry": { "1-1": 1, "2-1": 1 }, "children": {} } } }, "500000": { "code": "500000", "name": "重庆", "count": 300, "industry": null, "children": { "500100": { "code": "500100", "name": "市辖区", "count": 300, "industry": null, "children": null } } }, "630000": { "code": "630000", "name": "青海省", "count": 1200, "industry": null, "children": { "630200": { "code": "630200", "name": "海东市", "count": 1200, "industry": null, "children": null } } } };
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const snapTree = shallowRef({});
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function searchRegionData (code) {
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// console.log(code, treeData,'searchRegionData')
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return deepFindTree(code, treeData);
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}
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function deepFindTree (code, tree) {
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let snap = false;
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for (const key in tree) {
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if (Object.hasOwnProperty.call(tree, key)) {
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if (code == key) {
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snap = tree[code];
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break;
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} else if (tree[key]['children'] != null) {
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snap = deepFindTree(code, tree[key]['children']);
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if (snap) {
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break;
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}
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} else {
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snap = false;
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}
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}
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}
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return snap;
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}
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function getIndustry (object) {
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let snap = {};
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for (const key in object) {
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if (Object.hasOwnProperty.call(object, key)) {
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const element = object[key];
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if (element['industry'] != null) {
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for (const ek in element['industry']) {
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if (Object.hasOwnProperty.call(element['industry'], ek)) {
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const ele = element['industry'][ek];
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if (!Object.hasOwnProperty.call(snap, ek)) {
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snap[ek] = 0
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}
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snap[ek] += ele
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}
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}
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// for (let index = 0; index < element['industry'].length; index++) {
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// const ele = element['industry'][index];
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// if(Object.hasOwnProperty.call(snap, ele)) {
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// }
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// }
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}
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}
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}
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return snap
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}
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const state = reactive({
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loading: false,
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isShowGoBack: false,
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nameType: '',
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cityName: '中国',
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areaCode: 10000,
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AreaCodeStack: ['中国'],
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geoJsonData: '',
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echartsMap: null,
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map: null,
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uimap: null,
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district: null,
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polygons: [],
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cityCode: '100000',
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citySelect: null,
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districtSelect: null,
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opts: {},
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areaData: {},
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mapData: [],
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zip: {},//打包zip
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codeList: [],
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isCodeListLoadComplete: false,//codeList是否全部获取完毕
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downloadTips: '下载geoJson数据',//下载进度提示
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isShowTips: false,//是否显示下载提示
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});
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onMounted(() => {
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// 数据接口
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achievement().then(res => {
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if (200 == res.code) {
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treeData = res.data;
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snapTree.value = res.data;
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loading.value = false;
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}
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});
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// let echartsDomList = document.querySelectorAll('.echartsDom');
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// // 兼容echarts
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// echartsDomList.forEach(element => {
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// element.style.zoom = window.devicePixelRatio;
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// element.style.transform = "scale(" + (1 / window.devicePixelRatio) + ")";
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// element.style.transformOrigin = "0%0%";
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// element.style.width = window.devicePixelRatio * 100 + '%';
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// element.style.height = window.devicePixelRatio * 100 + '%';
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// console.log(element.style.zoom, 'element.style.zoom')
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// });
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let height = document.body.clientHeight;
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let width = document.body.clientWidth;
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let dom = proxy.$refs['map'];
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dom.style.width = width + 'px';
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dom.style.height = height - 80 + 'px';
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state.echartsMap = echarts.init(dom);
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state.echartsMap.on('click', echartsMapClick);
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setTimeout(() => {
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state.map = new AMap.Map('container', {
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resizeEnable: true,
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center: [116.30946, 39.937629],
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zoom: 3
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});
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state.opts = {
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subdistrict: 1, //返回下一级行政区
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showbiz: false //最后一级返回街道信息
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};
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state.district = new AMap.DistrictSearch(state.opts);//注意：需要使用插件同步下发功能才能这样直接使用
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state.district.search('中国', (status, result) => {
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if (status == 'complete') {
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getData(result.districtList[0], '', 100000);
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}
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});
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}, 3000)
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});
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function goBack () {
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state.isShowGoBack = false;
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loading.value = true;
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state.district.search('中国', (status, result) => {
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if (status == 'complete') {
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getData(result.districtList[0], '', 100000);
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snapTree.value = treeData;
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}
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});
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}
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function echartsMapClick (params) {//地图点击事件
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if (params.data.cityCode == '710000') {
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return;
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}
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if (params.data.level == 'district') {
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return;
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}
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if (params.data.level == 'street') return;//此处的params.data为state.mapData里的数据
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let snap = searchRegionData(params.data.cityCode);
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snapTree.value = {}
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if (snap) {
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snapTree.value = snap['children']
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}
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state.cityCode = params.data.cityCode;
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state.cityName = params.data.name;
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state.district.setLevel(params.data.level); //行政区级别
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state.district.setExtensions('all');
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state.isShowGoBack = true;
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loading.value = true;
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//行政区查询
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//按照adcode进行查询可以保证数据返回的唯一性
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state.district.search(state.cityCode, (status, result) => {
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if (status === 'complete') {
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if (params.data.level == 'district') {
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return;
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}
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state.AreaCodeStack.push(result.districtList[0].adcode);
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getData(result.districtList[0], params.data.level, state.cityCode);//这个getData函数在前面已经定义过了
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}
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});
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}
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function getData (data, level, adcode) {//处理获取出来的边界数据
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var subList = data.districtList;
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if (subList) {
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var curlevel = subList[0].level;
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if (curlevel === 'street') {//为了配合echarts地图区县名称显示正常，这边街道级别数据需要特殊处理
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let mapJsonList = state.geoJsonData.features;
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let mapJson = {};
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for (let i in mapJsonList) {
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if (mapJsonList[i].properties.name == state.cityName) {
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mapJson['features'] = [].concat(mapJsonList[i]);
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}
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}
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state.mapData = [];
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let item = searchRegionData(cityCode)
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if (item) {
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console.log('1 searchRegionData(cityCode)', item);
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}
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//这个mapData里包含每个区域的code、名称、对应的等级，实现第三步功能时能用上
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state.mapData.push({ name: state.cityName, value: item ? item.count : 0, level: curlevel });
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loadMap(state.cityName, mapJson);
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state.geoJsonData = mapJson;
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return;
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}
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//街道级以上的数据处理方式
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state.mapData = [];
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for (var i = 0, l = subList.length; i < l; i++) {
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var name = subList[i].name;
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var cityCode = subList[i].adcode;
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//这个mapData里包含每个区域的code、名称、对应的等级，实现第三步功能时能用上
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let item = searchRegionData(cityCode)
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if (item) {
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console.log('2 searchRegionData(cityCode)', item);
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}
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state.mapData.push({
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name: name,
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value: item ? item.count : 0,
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cityCode: cityCode,
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level: curlevel
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});
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}
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loadMapData(adcode);
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}
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}
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function loadMapData (areaCode) {
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AMapUI.loadUI(['geo/DistrictExplorer'], DistrictExplorer => {
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//创建一个实例
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var districtExplorer = window.districtExplorer = new DistrictExplorer({
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eventSupport: true, //打开事件支持
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map: state.map
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});
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districtExplorer.loadAreaNode(areaCode, (error, areaNode) => {
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if (error) {
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console.error(error);
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return;
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}
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let mapJson = {};
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//特别注意这里哦，如果查看过正常的geojson文件，都会发现，文件都是以features 字段开头的，所以这里要记得加上
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mapJson.features = areaNode.getSubFeatures();
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loadMap(state.cityName, mapJson);
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});
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});
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}
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function loadMap (mapName, data) {
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if (data) {
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echarts.registerMap(mapName, data);//把geoJson数据注入echarts
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//配置echarts的option
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var option = {
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visualMap: {
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type: 'piecewise',
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left: "center", //组件离容器左侧的距离,'left', 'center', 'right','20%'
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bottom: "30",
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orient: "horizontal", //图例排列方向
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padding: 5,
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pieces: [
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{ gte: 0, lte: 99, label: '99', color: '#CAE9FD' },
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{ gte: 100, lte: 299, label: '100-299', color: '#7ED2F7' },
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{ gte: 300, lte: 499, label: '299-499', color: '#039DDD' },
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{ gte: 500, label: '500', color: '#0D4884' },
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// {max: 30, label: '安全', color: '#2c9a42'},
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// {min: 30, max: 60, label: '警告', color: '#d08a00'},
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// {min: 60, label: '危险', color: '#c23c33'},
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],
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// color: '#fff',
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textStyle: {
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color: '#fff',
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},
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visibility: 'off',
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},
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tooltip: {
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//提示框信息
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trigger: 'item',
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formatter: '{b}\n{c}个',
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},
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series: [{
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name: '数据名称',
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type: 'map',
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roam: false,
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top: "15%",
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bottom: state.isShowGoBack ? '8%' : '-20%',
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mapType: mapName,
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selectedMode: 'single',
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showLegendSymbol: false,
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visibility: 'off',
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backgroundColor: "transparent",
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itemStyle: {
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normal: {
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color: '#ccc',
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areaColor: '#fff',
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borderColor: '#fff',
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borderWidth: 0.5,
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label: {
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show: true,
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textStyle: {
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color: "rgb(249, 249, 249)"
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}
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}
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},
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emphasis: {
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areaColor: "rgb(237, 201, 216)",
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borderColor: '#fff',
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areaStyle: {
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color: '#fff'
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},
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label: {
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show: true,
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textStyle: {
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color: "rgb(249, 249, 249)"
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},
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// formatter: function (value) { //标签的格式化工具。
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// return value.name + '：' + value.value; // 范围标签显示内容。
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// }
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}
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}
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},
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data: state.mapData, //这个data里包含每个区域的code、名称、对应的等级，实现第三步功能时能用上
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}]
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};
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state.echartsMap.setOption(option);
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loading.value = false;
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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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.box3 {
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width: 100%;
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height: 100%;
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background: linear-gradient(0deg, #010101, #041744);
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position: relative;
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.tit {
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position: absolute;
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top: 75px;
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width: 100%;
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text-align: center;
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font-size: 36px;
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font-family: Source Han Sans CN;
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font-weight: 300;
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color: #ffffff;
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}
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}
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.map {
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width: 100%;
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height: 100%;
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background-image: url(./img/lightEffect.png);
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background-size: 644px 272px;
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background-repeat: no-repeat;
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background-position: center top;
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}
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.close-back {
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background: url(img/close_back.png) no-repeat;
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transition: all 0.5s;
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height: 70px;
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width: 85px;
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color: #fff;
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left: 65px;
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position: absolute;
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top: 100px;
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cursor: pointer;
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z-index: 1000;
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&:hover {
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left: 55px;
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}
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img {
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margin: 28px auto 0;
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width: 30px;
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display: block;
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transition: all 0.5s;
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}
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}
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.leftBox {
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left: 10%;
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}
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.rightBox {
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right: 10%;
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max-height: 465px !important;
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}
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.leftBox,
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.rightBox {
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position: absolute;
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top: 25%;
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max-width: 280px;
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min-width: 200px;
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max-height: 256px;
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overflow: hidden;
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background: rgba(4, 22, 65, 0.5);
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border: 1px solid #0054ff;
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color: rgba(161, 192, 255, 1);
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& > div {
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display: flex;
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}
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.head {
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border-bottom: 1px solid #0054ff;
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color: #ffffff;
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}
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.a {
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flex: 1;
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border-right: 1px solid #0054ff;
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text-align: center;
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line-height: 42px;
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overflow:hidden;
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white-space:nowrap;
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text-overflow:ellipsis;
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}
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.b {
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text-align: center;
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line-height: 42px;
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width: 90px;
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}
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}
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</style> |