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echarts散点图总结

时间:2020-12-05 17:46:15      阅读:81      评论:0      收藏:0      [点我收藏+]
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<!DOCTYPE html>
<html style="height: 100%">
   <head>
       <meta charset="utf-8">
   </head>
   <body >
       <div id="container" style="height: 500px;width: 500px"></div>
       <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts/dist/echarts.min.js"></script>
       <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts-gl/dist/echarts-gl.min.js"></script>
       <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts-stat/dist/ecStat.min.js"></script>
       <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts/dist/extension/dataTool.min.js"></script>
       <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts/map/js/china.js"></script>
       <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts/map/js/world.js"></script>
       <script type="text/javascript" src="https://api.map.baid.com/api?v=2.0&ak=xfhhaTThl11qYVrqLZii6w8qE5ggnhrY&__ec_v__=20190126"></script>
       <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts/dist/extension/bmap.min.js"></script>
       <script src="js/jquery-3.1.1.min.js"></script>
       <script type="text/javascript">
           
var dom = document.getElementById("container");
var myChart = echarts.init(dom);
var app = {};
option = null;
var dataBJ=getBJ();
alert(dataBJ);
var dataSH =getJC();
alert(dataSH);
function getBJ(){
    var dataText=[];
    $.ajax({
        url:json,
        dataType:json,
        type:get,
        success:function(data){            
            var arr1;        
            for(var i=0;i<data.length;i++){
                arr1=[data[i].x,data[i].y,data[i].result];
                dataText.push(arr1);
            }
            //alert(dataText[0]);
            
            //alert(dataBJ.length);
            
        //alert("123456");
        },
        })
        return dataText;
}

function getJC(){
    var dataText=[];
    $.ajax({
        url:json1,
        dataType:json,
        type:get,
        success:function(data){            
            var arr1;        
            for(var i=0;i<data.length;i++){
                arr1=[data[i].x,data[i].y,data[i].result];
                dataText.push(arr1);
            }
            //alert(dataText[0]);
            
            //alert(dataBJ.length);
            
        //alert("123456");
        },
        })
        return dataText;
}


var schema = [
    {name: date, index: 0, text: },
    {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 = {
    opacity: 0.8,
    shadowBlur: 10,
    shadowOffsetX: 0,
    shadowOffsetY: 0,
    shadowColor: rgba(0, 0, 0, 0.5)
};


option = {
    backgroundColor: #404a59,
    color: [
        #ff0000, #00aaff
    ],
    legend: {
        top: 10,
        data: [代理, 机场],
        textStyle: {
            color: #fff,
            fontSize: 16
        }
    },
    grid: {
        left: 10%,
        right: 150,
        top: 18%,
        bottom: 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>;
        }
    },
    xAxis: {
        type: value,
        name: 入度,
        nameLocation: end,
        nameGap: 20,
        nameTextStyle: {
            color: #fff,
            fontSize: 16
        },
        axisLine: {
            lineStyle: {
                color: #eee
            }
        },
        splitLine: {
            show: true
        }
    },
    yAxis: {
        type: value,
        name: 出度,
        nameLocation: end,
        nameGap: 20,
        nameTextStyle: {
            color: #fff,
            fontSize: 16
        },
        axisLine: {
            lineStyle: {
                color: #eee
            }
        },
        splitLine: {
            show: true
        }
    },
    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],
            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]
                }
            }
        },
        
    ],
    series: [
        {
            name: 代理,
            type: scatter,
            itemStyle: itemStyle,
            data: dataBJ
        },
        {
            name: 机场,
            type: scatter,
            itemStyle: itemStyle,
            data: dataSH
        },
    ]
};

if (option && typeof option === "object") {
    myChart.setOption(option, true);
    
}
       </script>
   </body>
</html>
html代码

json格式:

[{"x":20,"y":200,"result":200},
{"x":200,"y":204,"result":200}

]

echarts散点图总结

原文:https://www.cnblogs.com/lianggegege123/p/14089696.html

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