1、以江西为例
/**
此版本通过设置geoindex && seriesIndex: [1] 属性来实现geo和map共存,来达到hover散点和区域显示tooltip的效果
默认情况下,map series 会自己生成内部专用的 geo 组件。但是也可以用这个 geoIndex 指定一个 geo 组件。这样的话,map 和 其他 series(例如散点图)就可以共享一个 geo 组件了。并且,geo 组件的颜色也可以被这个 map series 控制,从而用 visualMap 来更改。
当设定了 geoIndex 后,series-map.map 属性,以及 series-map.itemStyle 等样式配置不再起作用,而是采用 geo 中的相应属性。
http://echarts.baidu.com/option.html#series-map.geoIndex
并且加了pin气泡图标以示数值大小
*/
var uploadedDataURL = "/asset/get/s/data-1509940365453-SkScnUTCW.json";
myChart.showLoading();
$.getJSON(uploadedDataURL, function(geoJson) {
echarts.registerMap('jiangxi', geoJson);
myChart.hideLoading();
var geoCoordMap: any = [
{
name: '赣州市',
cp: [114.940278, 25.85097]
},
{
name: '吉安市',
cp: [114.986373, 27.111699]
},
{
name: '上饶市',
cp: [117.971185, 28.44442]
},
{
name: '九江市',
cp: [115.992811, 29.712034]
},
{
name: '抚州市'
}, {
cp: [116.358351, 27.98385]
},
{
name: '宜春市',
cp: [114.391136, 27.8043]
},
{
name: '南昌市',
cp: [115.892151, 28.676493]
},
{
name: '景德镇市',
cp: [117.214664, 29.29256]
},
{
name: '萍乡市',
cp: [113.852186, 27.622946]
},
{
name: '鹰潭市',
cp: [117.033838, 28.238638]
},
{
name: '新余市',
cp: [114.930835, 27.810834]
}];
var data = [{
name: '赣州市',
value: 199
},
{
name: '吉安市',
value: 39
},
{
name: '上饶市',
value: 152
},
{
name: '九江市',
value: 299
},
{
name: '抚州市',
value: 89
},
{
name: '宜春市',
value: 52
},
{
name: '南昌市',
value: 9
},
{
name: '景德镇市',
value: 352
},
{
name: '萍乡市',
value: 99
},
{
name: '鹰潭市',
value: 39
},
{
name: '新余市',
value: 480
},
];
var max = 480,
min = 9; // todo
var maxSize4Pin = 100,
minSize4Pin = 20;
var convertData = function(data) {
var res = [];
for (var i = 0; i < data.length; i++) {
var geoCoord = geoCoordMap[i].cp;
if (geoCoord) {
res.push({
name: data[i].name,
value: geoCoord.concat(data[i].value)
});
}
}
return res;
};
var option = {
title: {
text: '“绿色金融” - 江西省',
subtext: '',
x: 'center',
textStyle: {
color: '#000000' //title颜色
}
},
tooltip: {
trigger: 'item',
formatter: function(params) {
if (typeof(params.value)[2] == "undefined") {
return params.name + ' : ' + params.value;
} else {
return params.name + ' : ' + params.value[2];
}
}
},
legend: {
orient: 'vertical',
y: 'bottom',
x: 'right',
data: ['credit_pm2.5'],
textStyle: {
color: '#fff'
}
},
visualMap: {
show: false,
min: 0,
max: 500,
left: 'left',
top: 'bottom',
text: ['高', '低'], // 文本,默认为数值文本
calculable: true,
seriesIndex: [1],
inRange: {
// color: ['#3B5077', '#031525'] // 蓝黑
// color: ['#ffc0cb', '#800080'] // 红紫
// color: ['#3C3B3F', '#605C3C'] // 黑绿
// color: ['#0f0c29', '#302b63', '#24243e'] // 黑紫黑
color: ['#8dccff', '#31a2ff', '#0057e2'] // 紫红
// color: ['#00467F', '#A5CC82'] // 蓝绿
// color: ['#1488CC', '#2B32B2'] // 浅蓝
// color: ['#00467F', '#A5CC82'] // 蓝绿
// color: ['#00467F', '#A5CC82'] // 蓝绿
// color: ['#00467F', '#A5CC82'] // 蓝绿
// color: ['#00467F', '#A5CC82'] // 蓝绿
}
},
// toolbox: {
// show: true,
// orient: 'vertical',
// left: 'right',
// top: 'center',
// feature: {
// dataView: {readOnly: false},
// restore: {},
// saveAsImage: {}
// }
// },
geo: {
show: true,
map: 'jiangxi',
label: {
normal: {
show: false
},
emphasis: {
show: false,
}
},
roam: true,
itemStyle: {
normal: {
areaColor: '#031525',
borderColor: '#FFFFFF',//地图周围颜色线
},
emphasis: {
areaColor: '#2B91B7',
}
}
},
series: [{
name: 'credit_pm2.5',
type: 'scatter',
coordinateSystem: 'geo',
data: convertData(data),
symbolSize: function(val) {
return val[2] / 10;
},
label: {
normal: {
formatter: '{b}',
position: 'right',
show: true
},
emphasis: {
show: true
}
},
itemStyle: {
normal: {
color: '#000000'
}
}
},
{
type: 'map',
map: 'jiangxi',
geoIndex: 0,
aspectScale: 0.75, //长宽比
showLegendSymbol: false, // 存在legend时显示
label: {
normal: {
show: false
},
emphasis: {
show: false,
textStyle: {
color: '#fff'
}
}
},
roam: true,
itemStyle: {
normal: {
areaColor: '#031525',
borderColor: '#3B5077',
},
emphasis: {
areaColor: '#2B91B7'
}
},
animation: false,
data: data
},
{
name: '点',
type: 'scatter',
coordinateSystem: 'geo',
symbol: 'pin',
symbolSize: function(val) {
var a = (maxSize4Pin - minSize4Pin) / (max - min);
var b = minSize4Pin - a * min;
b = maxSize4Pin - a * max;
return a * val[2] + b;
},
label: {
normal: {
show: true,
textStyle: {
color: '#fff',
fontSize: 9,
}
}
},
itemStyle: {
normal: {
color: '#0057e2', //标志气泡颜色
}
},
zlevel: 6,
data: convertData(data),
},
{
name: 'Top 5',
type: 'effectScatter',
coordinateSystem: 'geo',
data: convertData(data.sort(function(a, b) {
return b.value - a.value;
}).slice(0, 5)),
symbolSize: function(val) {
return val[2] / 10;
},
showEffectOn: 'render',
rippleEffect: {
brushType: 'stroke'
},
hoverAnimation: true,
label: {
normal: {
formatter: '{b}',
position: 'right',
show: true
}
},
itemStyle: {
normal: {
color: '#F0E68C',
shadowBlur: 10,
shadowColor: '#FFA500'
}
},
zlevel: 1
},
]
};
myChart.setOption(option);
});
2、效果图
3、改编【1、我们要下载json到对应的存储位置assets/get/s/x.json】2、传入json文件名称渲染获取对应数据页面 3、传入geoCoordMap【来源于$Json返回的features】和data数据
geoCoordMap例子
var geoCoordMap = {
'赣州市':[114.940278,25.85097],
'吉安市':[114.986373,27.111699],
'上饶市':[117.971185,28.44442],
'九江市':[115.992811,29.712034],
'抚州市':[116.358351,27.98385],
'宜春市':[114.391136,27.8043],
'南昌市':[115.892151,28.676493],
'景德镇市':[117.214664,29.29256],
'萍乡市':[113.852186,27.622946],
'鹰潭市':[117.033838,28.238638],
'新余市':[114.930835,27.810834],
}
data例子
var data = [
{name: '赣州市', value: 199},
{name: '吉安市', value: 39},
{name: '上饶市', value: 152},
{name: '九江市', value: 299},
{name: '抚州市', value: 89},
{name: '宜春市', value: 52},
{name: '南昌市', value: 9},
{name: '景德镇市', value: 352},
{name: '萍乡市', value: 99},
{name: '鹰潭市', value: 39},
{name: '新余市', value: 480},
];
-
完整demo--传入不同的行政区code自动生成对应的echarts地图
- ts
import {Component, OnInit} from '@angular/core';
import {HttpClient} from '@angular/common/http';
import {NgxEchartsService} from 'ngx-echarts';
/**
* @Description : 项目GitHubMap地址:https://github.com/apache/incubator-echarts/tree/master/map
* @DemoUrl:https://gallery.echartsjs.com/editor.html?c=xBkVnciA0b
* @Auth : Xuhy
* @Date : 2019/6/29
* @Time : 10:10
*/
@Component({
selector: 'app-demo1',
templateUrl: './demo1.component.html',
})
export class Demo1Component implements OnInit {
provincesDownLoadPath = [
{provinceName: '中国', pinyin: 'zhongguo', childNum: '0'},
{provinceName: '北京市', pinyin: 'beijing', childNum: '11'},
{provinceName: '天津市', pinyin: 'tianjin', childNum: '12'},
{provinceName: '河北省', pinyin: 'hebei', childNum: '13'},
{provinceName: '山西省', pinyin: 'shanxi', childNum: '14'},
{provinceName: '内蒙古自治区', pinyin: 'neimenggu', childNum: '15'},
{provinceName: '辽宁省', pinyin: 'liaoning', childNum: '21'},
{provinceName: '吉林省', pinyin: 'jilin', childNum: '22'},
{provinceName: '黑龙江省', pinyin: 'heilongjiang', childNum: '23'},
{provinceName: '上海市', pinyin: 'shanghai', childNum: '31'},
{provinceName: '江苏省', pinyin: 'jiangsu', childNum: '32'},
{provinceName: '浙江省', pinyin: 'zhejiang', childNum: '33'},
{provinceName: '安徽省', pinyin: 'anhui', childNum: '34'},
{provinceName: '福建省', pinyin: 'fujian', childNum: '35'},
{provinceName: '江西省', pinyin: 'jiangxi', childNum: '36'},
{provinceName: '山东省', pinyin: 'shangdong', childNum: '37'},
{provinceName: '河南省', pinyin: 'henan', childNum: '41'},
{provinceName: '湖北省', pinyin: 'hubei', childNum: '42'},
{provinceName: '湖南省', pinyin: 'hunan', childNum: '43'},
{provinceName: '广东省', pinyin: 'guangdong', childNum: '44'},
{provinceName: '广西壮族自治区', pinyin: 'guangxi', childNum: '45'},
{provinceName: '海南省', pinyin: 'hainan', childNum: '46'},
{provinceName: '重庆市', pinyin: 'chongqing', childNum: '50'},
{provinceName: '四川省', pinyin: 'sichuan', childNum: '51'},
{provinceName: '贵州省', pinyin: 'guizhou', childNum: '52'},
{provinceName: '云南省', pinyin: 'yunnan', childNum: '53'},
{provinceName: '西藏自治区', pinyin: 'xizang', childNum: '54'},
{provinceName: '陕西省', pinyin: 'shanxi', childNum: '61'},
{provinceName: '甘肃省', pinyin: 'gansu', childNum: '62'},
{provinceName: '青海省', pinyin: 'qinghai', childNum: '63'},
{provinceName: '宁夏回族自治区', pinyin: 'ningxia', childNum: '64'},
{provinceName: '新疆维吾尔自治区', pinyin: 'xingjiang', childNum: '65'}
];
constructor(private http: HttpClient, private nes: NgxEchartsService) {
}
ngOnInit() {
var xzq_code = '36';
const echarts = this.nes.echarts;
var myChart = echarts.init(document.getElementById('echarts-map'));
this.provincesDownLoadPath.forEach((p, index) => {
if (p.childNum === xzq_code) {
var provinceName = p.provinceName;
var jsonName = p.pinyin;
this.ChartData(jsonName, myChart, echarts, provinceName);
}
});
}
private ChartData(jsonName: string, myChart, echarts, provinceName: string) {
var geoCoordMap = [];
var data = [];
var uploadedDataURL = `assets/get/s/${jsonName}.json`;
myChart.showLoading();
$.getJSON(uploadedDataURL, function (geoJson) {
echarts.registerMap(jsonName, geoJson);
myChart.hideLoading();
geoJson.features.forEach((feature, index) => {
var properties = feature.properties;
var cp = properties.cp;
var name = properties.name;
geoCoordMap.push({name: name, cp: cp});
//--------注意data是外界ajax请求返回数据,如果要看效果,则将接口修改一下不传入data,下方100为假数据------
data.push({name: name, value: 100});
});
var max = 480, min = 9; // todo
var maxSize4Pin = 100, minSize4Pin = 20;
var convertData = function (data) {
var res = [];
for (var i = 0; i < data.length; i++) {
var geoCoord = geoCoordMap[i].cp;
// var geoCoord = geoCoordMap[data[i].name];
if (geoCoord) {
res.push({
name: data[i].name,
value: geoCoord.concat(data[i].value)
});
}
}
return res;
};
var option = {
title: {
text: `${provinceName}`,
subtext: '',
x: 'center',
textStyle: {
color: '#000000'
}
},
tooltip: {
trigger: 'item',
formatter: function (params) {
if (typeof(params.value)[2] == 'undefined') {
return params.name + ' : ' + params.value;
} else {
return params.name + ' : ' + params.value[2];
}
}
},
legend: {
orient: 'vertical',
y: 'bottom',
x: 'right',
data: ['credit_pm2.5'],
textStyle: {
color: '#fff'
}
},
visualMap: {
show: false,
min: 0,
max: 500,
left: 'left',
top: 'bottom',
text: ['高', '低'], // 文本,默认为数值文本
calculable: true,
seriesIndex: [1],
inRange: {
// color: ['#3B5077', '#031525'] // 蓝黑
// color: ['#ffc0cb', '#800080'] // 红紫
// color: ['#3C3B3F', '#605C3C'] // 黑绿
// color: ['#0f0c29', '#302b63', '#24243e'] // 黑紫黑
color: ['#8dccff', '#31a2ff', '#0057e2'] // 紫红
// color: ['#00467F', '#A5CC82'] // 蓝绿
// color: ['#1488CC', '#2B32B2'] // 浅蓝
// color: ['#00467F', '#A5CC82'] // 蓝绿
// color: ['#00467F', '#A5CC82'] // 蓝绿
// color: ['#00467F', '#A5CC82'] // 蓝绿
// color: ['#00467F', '#A5CC82'] // 蓝绿
}
},
// toolbox: {
// show: true,
// orient: 'vertical',
// left: 'right',
// top: 'center',
// feature: {
// dataView: {readOnly: false},
// restore: {},
// saveAsImage: {}
// }
// },
geo: {
show: true,
map: jsonName,
label: {
normal: {
show: false
},
emphasis: {
show: false,
}
},
roam: true,
itemStyle: {
normal: {
areaColor: '#031525',
borderColor: '#FFFFFF',
},
emphasis: {
areaColor: '#2B91B7',
}
}
},
series: [
{
name: 'credit_pm2.5',
type: 'scatter',
coordinateSystem: 'geo',
data: convertData(data),
symbolSize: function (val) {
return val[2] / 10;
},
label: {
normal: {
formatter: '{b}',
position: 'right',
show: true
},
emphasis: {
show: true
}
},
itemStyle: {
normal: {
color: '#000000'
}
}
},
{
type: 'map',
map: jsonName,
geoIndex: 0,
aspectScale: 0.75, //长宽比
showLegendSymbol: false, // 存在legend时显示
label: {
normal: {
show: false
},
emphasis: {
show: false,
textStyle: {
color: '#fff'
}
}
},
roam: true,
itemStyle: {
normal: {
areaColor: '#031525',
borderColor: '#3B5077',
},
emphasis: {
areaColor: '#2B91B7'
}
},
animation: false,
data: data
},
{
name: '点',
type: 'scatter',
coordinateSystem: 'geo',
symbol: 'pin',
symbolSize: function (val) {
var a = (maxSize4Pin - minSize4Pin) / (max - min);
var b = minSize4Pin - a * min;
b = maxSize4Pin - a * max;
return a * val[2] + b;
},
label: {
normal: {
show: true,
textStyle: {
color: '#fff',
fontSize: 9,
}
}
},
itemStyle: {
normal: {
color: '#0057e2', //标志气泡颜色
}
},
zlevel: 6,
data: convertData(data),
},
{
name: 'Top 5',
type: 'effectScatter',
coordinateSystem: 'geo',
data: convertData(data.sort(function (a, b) {
return b.value - a.value;
}).slice(0, 5)),
symbolSize: function (val) {
return val[2] / 10;
},
showEffectOn: 'render',
rippleEffect: {
brushType: 'stroke'
},
hoverAnimation: true,
label: {
normal: {
formatter: '{b}',
position: 'right',
show: true
}
},
itemStyle: {
normal: {
color: '#F0E68C',
shadowBlur: 10,
shadowColor: '#FFA500'
}
},
zlevel: 1
},
]
};
myChart.setOption(option);
});
}
}
- html
<div style="width: 1000px; height: 1000px; " id="echarts-map"></div>