配置项如下
var uploadedDataURL = "/asset/get/s/data-1518338805373-S1Temta8G.json";
myChart.showLoading();
$.getJSON(uploadedDataURL, function(geoJson) {
echarts.registerMap('nanchang', geoJson);
myChart.hideLoading();
var geoCoordMap = {
'南昌县': [115.93, 28.55],
'东湖区': [115.9, 28.68],
'西湖区': [115.87, 28.67],
'青云谱区': [115.92, 28.63],
'湾里区': [115.73, 28.72],
'青山湖区': [115.95, 28.68],
'新建县': [115.82, 28.7],
'安义县': [115.55, 28.85],
'进贤县': [116.27, 28.37],
}
var data = [{
name: '南昌县',
value: 199
},
{
name: '东湖区',
value: 39
},
{
name: '西湖区',
value: 152
},
{
name: '青云谱区',
value: 299
},
{
name: '湾里区',
value: 89
},
{
name: '青山湖区',
value: 52
},
{
name: '新建县',
value: 9
},
{
name: '安义县',
value: 352
},
{
name: '进贤县',
value: 99
},
];
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[data[i].name];
if (geoCoord) {
res.push({
name: data[i].name,
value: geoCoord.concat(data[i].value)
});
}
}
return res;
};
option = {
title: {
text: '数据分析 - 南昌市',
subtext: '',
x: 'center',
textStyle: {
color: '#ccc'
}
},
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: ['#23074d', '#cc5333'] // 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: 'nanchang',
label: {
normal: {
show: false
},
emphasis: {
show: false,
}
},
roam: true,
itemStyle: {
normal: {
areaColor: '#031525',
borderColor: '#3B5077',
},
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: '#05C3F9'
}
}
},
{
type: 'map',
map: 'tianjin',
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: '#F62157', //标志颜色
}
},
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: '#05C3F9',
shadowBlur: 10,
shadowColor: '#05C3F9'
}
},
zlevel: 1
},
]
};
myChart.setOption(option);
});