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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>热力图</title>
</head>
<body>
<div id="main" style="width: 100%;height:400px;margin-top: 50px;"></div>
<script src="lib/echarts/echarts.common.min.js"></script>
<script type="text/javascript">
// 基于准备好的dom，初始化echarts实例
var myChart = echarts.init(document.getElementById('main'));
var dataBJ = [
[1, 55, 9, 56, 0.46, 18, 6, "良"],
[2, 25, 11, 21, 0.65, 34, 9, "优"],
[3, 56, 7, 63, 0.3, 14, 5, "良"],
[4, 33, 7, 29, 0.33, 16, 6, "优"],
[5, 42, 24, 44, 0.76, 40, 16, "优"],
[6, 82, 58, 90, 1.77, 68, 33, "良"],
[7, 74, 49, 77, 1.46, 48, 27, "良"],
[8, 78, 55, 80, 1.29, 59, 29, "良"],
[9, 267, 216, 280, 4.8, 108, 64, "重度污染"],
[10, 185, 127, 216, 2.52, 61, 27, "中度污染"],
[11, 39, 19, 38, 0.57, 31, 15, "优"],
[12, 41, 11, 40, 0.43, 21, 7, "优"],
[13, 64, 38, 74, 1.04, 46, 22, "良"],
[14, 108, 79, 120, 1.7, 75, 41, "轻度污染"],
[15, 108, 63, 116, 1.48, 44, 26, "轻度污染"],
[16, 33, 6, 29, 0.34, 13, 5, "优"],
[17, 94, 66, 110, 1.54, 62, 31, "良"],
[18, 186, 142, 192, 3.88, 93, 79, "中度污染"],
[19, 57, 31, 54, 0.96, 32, 14, "良"],
[20, 22, 8, 17, 0.48, 23, 10, "优"],
[21, 39, 15, 36, 0.61, 29, 13, "优"],
[22, 94, 69, 114, 2.08, 73, 39, "良"],
[23, 99, 73, 110, 2.43, 76, 48, "良"],
[24, 31, 12, 30, 0.5, 32, 16, "优"],
[25, 42, 27, 43, 1, 53, 22, "优"],
[26, 154, 117, 157, 3.05, 92, 58, "中度污染"],
[27, 234, 185, 230, 4.09, 123, 69, "重度污染"],
[28, 160, 120, 186, 2.77, 91, 50, "中度污染"],
[29, 134, 96, 165, 2.76, 83, 41, "轻度污染"],
[30, 52, 24, 60, 1.03, 50, 21, "良"],
[31, 46, 5, 49, 0.28, 10, 6, "优"]
];
var dataGZ = [
[1, 26, 37, 27, 1.163, 27, 13, "优"],
[2, 85, 62, 71, 1.195, 60, 8, "良"],
[3, 78, 38, 74, 1.363, 37, 7, "良"],
[4, 21, 21, 36, 0.634, 40, 9, "优"],
[5, 41, 42, 46, 0.915, 81, 13, "优"],
[6, 56, 52, 69, 1.067, 92, 16, "良"],
[7, 64, 30, 28, 0.924, 51, 2, "良"],
[8, 55, 48, 74, 1.236, 75, 26, "良"],
[9, 76, 85, 113, 1.237, 114, 27, "良"],
[10, 91, 81, 104, 1.041, 56, 40, "良"],
[11, 84, 39, 60, 0.964, 25, 11, "良"],
[12, 64, 51, 101, 0.862, 58, 23, "良"],
[13, 70, 69, 120, 1.198, 65, 36, "良"],
[14, 77, 105, 178, 2.549, 64, 16, "良"],
[15, 109, 68, 87, 0.996, 74, 29, "轻度污染"],
[16, 73, 68, 97, 0.905, 51, 34, "良"],
[17, 54, 27, 47, 0.592, 53, 12, "良"],
[18, 51, 61, 97, 0.811, 65, 19, "良"],
[19, 91, 71, 121, 1.374, 43, 18, "良"],
[20, 73, 102, 182, 2.787, 44, 19, "良"],
[21, 73, 50, 76, 0.717, 31, 20, "良"],
[22, 84, 94, 140, 2.238, 68, 18, "良"],
[23, 93, 77, 104, 1.165, 53, 7, "良"],
[24, 99, 130, 227, 3.97, 55, 15, "良"],
[25, 146, 84, 139, 1.094, 40, 17, "轻度污染"],
[26, 113, 108, 137, 1.481, 48, 15, "轻度污染"],
[27, 81, 48, 62, 1.619, 26, 3, "良"],
[28, 56, 48, 68, 1.336, 37, 9, "良"],
[29, 82, 92, 174, 3.29, 0, 13, "良"],
[30, 106, 116, 188, 3.628, 101, 16, "轻度污染"],
[31, 118, 50, 0, 1.383, 76, 11, "轻度污染"]
];
var dataSH = [
[1, 91, 45, 125, 0.82, 34, 23, "良"],
[2, 65, 27, 78, 0.86, 45, 29, "良"],
[3, 83, 60, 84, 1.09, 73, 27, "良"],
[4, 109, 81, 121, 1.28, 68, 51, "轻度污染"],
[5, 106, 77, 114, 1.07, 55, 51, "轻度污染"],
[6, 109, 81, 121, 1.28, 68, 51, "轻度污染"],
[7, 106, 77, 114, 1.07, 55, 51, "轻度污染"],
[8, 89, 65, 78, 0.86, 51, 26, "良"],
[9, 53, 33, 47, 0.64, 50, 17, "良"],
[10, 80, 55, 80, 1.01, 75, 24, "良"],
[11, 117, 81, 124, 1.03, 45, 24, "轻度污染"],
[12, 99, 71, 142, 1.1, 62, 42, "良"],
[13, 95, 69, 130, 1.28, 74, 50, "良"],
[14, 116, 87, 131, 1.47, 84, 40, "轻度污染"],
[15, 108, 80, 121, 1.3, 85, 37, "轻度污染"],
[16, 134, 83, 167, 1.16, 57, 43, "轻度污染"],
[17, 79, 43, 107, 1.05, 59, 37, "良"],
[18, 71, 46, 89, 0.86, 64, 25, "良"],
[19, 97, 71, 113, 1.17, 88, 31, "良"],
[20, 84, 57, 91, 0.85, 55, 31, "良"],
[21, 87, 63, 101, 0.9, 56, 41, "良"],
[22, 104, 77, 119, 1.09, 73, 48, "轻度污染"],
[23, 87, 62, 100, 1, 72, 28, "良"],
[24, 168, 128, 172, 1.49, 97, 56, "中度污染"],
[25, 65, 45, 51, 0.74, 39, 17, "良"],
[26, 39, 24, 38, 0.61, 47, 17, "优"],
[27, 39, 24, 39, 0.59, 50, 19, "优"],
[28, 93, 68, 96, 1.05, 79, 29, "良"],
[29, 188, 143, 197, 1.66, 99, 51, "中度污染"],
[30, 174, 131, 174, 1.55, 108, 50, "中度污染"],
[31, 187, 143, 201, 1.39, 89, 53, "中度污染"]
];
var schema = [
{name: 'date', index: 0, text: '日'},
{name: 'AQIindex', index: 1, text: 'AQI指数'},
{name: 'PM25', index: 2, text: 'PM2.5'},
{name: 'PM10', index: 3, text: 'PM10'},
{name: 'CO', index: 4, text: '一氧化碳（CO）'},
{name: 'NO2', index: 5, text: '二氧化氮（NO2）'},
{name: 'SO2', index: 6, text: '二氧化硫（SO2）'}
];
var itemStyle = {
normal: {
opacity: 0.8,
shadowBlur: 10,
shadowOffsetX: 0,
shadowOffsetY: 0,
shadowColor: 'rgba(0, 0, 0, 0.5)'
}
};
// 指定图表的配置项和数据
var option = {
backgroundColor: '#404a59',
color: [
'#dd4444', '#fec42c', '#80F1BE'
],
legend: {
y: 'top',
data: ['北京', '上海', '广州'],
textStyle: {
color: '#fff',
fontSize: 16
}
},
grid: {
x: '10%',
x2: 150,
y: '18%',
y2: '10%'
},
tooltip: {
padding: 10,
backgroundColor: '#222',
borderColor: '#777',
borderWidth: 1,
formatter: function (obj) {
var value = obj.value;
return '<div style="border-bottom: 1px solid rgba(255,255,255,.3); font-size: 18px;padding-bottom: 7px;margin-bottom: 7px">'
+ obj.seriesName + ' ' + value[0] + '日：'
+ value[7]
+ '</div>'
+ schema[1].text + '：' + value[1] + '<br>'
+ schema[2].text + '：' + value[2] + '<br>'
+ schema[3].text + '：' + value[3] + '<br>'
+ schema[4].text + '：' + value[4] + '<br>'
+ schema[5].text + '：' + value[5] + '<br>'
+ schema[6].text + '：' + value[6] + '<br>';
}
},
xAxis: {
type: 'value',
name: '日期',
nameGap: 16,
nameTextStyle: {
color: '#fff',
fontSize: 14
},
max: 31,
splitLine: {
show: false
},
axisLine: {
lineStyle: {
color: '#eee'
}
}
},
yAxis: {
type: 'value',
name: 'AQI指数',
nameLocation: 'end',
nameGap: 20,
nameTextStyle: {
color: '#fff',
fontSize: 16
},
axisLine: {
lineStyle: {
color: '#eee'
}
},
splitLine: {
show: false
}
},
visualMap: [
{
left: 'right',
top: '10%',
dimension: 2,
min: 0,
max: 250,
itemWidth: 30,
itemHeight: 120,
calculable: true,
precision: 0.1,
text: ['圆形大小：PM2.5'],
textGap: 30,
textStyle: {
color: '#fff'
},
inRange: {
symbolSize: [10, 70]
},
outOfRange: {
symbolSize: [10, 70],
color: ['rgba(255,255,255,.2)']
},
controller: {
inRange: {
color: ['#c23531']
},
outOfRange: {
color: ['#444']
}
}
},
{
left: 'right',
bottom: '5%',
dimension: 6,
min: 0,
max: 50,
itemHeight: 120,
calculable: true,
precision: 0.1,
text: ['明暗：二氧化硫'],
textGap: 30,
textStyle: {
color: '#fff'
},
inRange: {
colorLightness: [1, 0.5]
},
outOfRange: {
color: ['rgba(255,255,255,.2)']
},
controller: {
inRange: {
color: ['#c23531']
},
outOfRange: {
color: ['#444']
}
}
}
],
series: [
{
name: '北京',
type: 'scatter',
itemStyle: itemStyle,
data: dataBJ
},
{
name: '上海',
type: 'scatter',
itemStyle: itemStyle,
data: dataSH
},
{
name: '广州',
type: 'scatter',
itemStyle: itemStyle,
data: dataGZ
}
]
};
// 使用刚指定的配置项和数据显示图表。
myChart.setOption(option);
</script>
</body>
</html>
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