如何使用angular9+echarts绘制3D地图

这篇文章主要介绍如何使用angular9+echarts绘制3D地图，文中介绍的非常详细，具有一定的参考价值，感兴趣的小伙伴们一定要看完！

新建一个angular9的工程

安装了@angular-cli的脚手架

ng -v查看版本

ng new my-project(项目名)

下载echarts

npm i echarts

相关推荐：《angular教程》

创建容器

src/app/app.componnet.html

<div id="main" style="width:800px;height:500px"></div>

创建地图实例

src/app/app.componnet.ts

import { Component } from '@angular/core';import * as echarts from "echarts";import  'echarts/map/js/china.js'@Component({  selector: 'app-root',  templateUrl: './app.component.html',  styleUrls: ['./app.component.sCSS']})export class AppComponent {  option = {    title: {        top: 10,        text: '3D中国地图',        left: 'center',        textStyle: {            color: '#fff'        }    },    backgroundColor: 'rgba(0, 10, 52, 1)',    geo: {        map: 'china',        aspectScale: 0.75,        layoutCenter: ["50%", "51.5%"], //地图位置        layoutSize: '118%',        roam: true,        itemStyle: {            nORMal: {                borderColor: 'rgba(147, 235, 248, 1)',                borderWidth: 0.5,                color: {                    type: 'linear-gradient',                    x: 0,                    y: 1500,                    x2: 2500,                    y2: 0,                    colorStops: [{                        offset: 0,                        color: '#009DA1' // 0% 处的颜色                    }, {                        offset: 1,                        color: '#005B9E' // 50% 处的颜色                    }],                    global: true // 缺省为 false                },                opacity: 0.5,            },            emphasis: {                areaColor: '#2a333d'            }        },        regions: [{            name: '南海诸岛',            itemStyle: {                areaColor: 'rgba(0, 10, 52, 1)',                borderColor: 'rgba(0, 10, 52, 1)'            },            emphasis: {                areaColor: 'rgba(0, 10, 52, 1)',                borderColor: 'rgba(0, 10, 52, 1)'            }        }],        z: 2    },    series: [{        type: 'map',        map: 'china',        tooltip: {            show: false        },        label: {            show: true,            color: '#FFFFFF',            fontSize: 16        },        aspectScale: 0.75,        layoutCenter: ["50%", "50%"], //地图位置        layoutSize: '118%',        roam: true,        itemStyle: {            normal: {                borderColor: 'rgba(147, 235, 248, 0.6)',                borderWidth: 0.8,                areaColor: {                    type: 'linear-gradient',                    x: 0,                    y: 1200,                    x2: 1000,                    y2: 0,                    colorStops: [{                        offset: 0,                        color: '#009DA1' // 0% 处的颜色                    }, {                        offset: 1,                        color: '#005B9E' // 50% 处的颜色                    }],                    global: true // 缺省为 false                },            },            emphasis: {                areaColor: 'rgba(147, 235, 248, 0)'            }        },        zlevel: 1    }]};  nGonInit(){    let dom = document.getElementById('main')    let myChart = echarts.init(dom)    myChart.on('georoam', function(params) {      var option = myChart.getOption(); //获得option对象      if (params.zoom != null && params.zoom != undefined) { //捕捉到缩放时          option.geo[0].zoom = option.series[0].zoom; //下层geo的缩放等级跟着上层的geo一起改变          option.geo[0].center = option.series[0].center; //下层的geo的中心位置随着上层geo一起改变      } else { //捕捉到拖曳时          option.geo[0].center = option.series[0].center; //下层的geo的中心位置随着上层geo一起改变      }      myChart.setOption(option); //设置option  });    myChart.setOption(this.option)  }}

效果图片

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