Thirdecharts scatter配置项内容和展示

      var data = [
     {name: '70,37.5', value: 12},
     {name: '0,37.5', value: 12},
     {name: '70,127.5', value: 12},
     {name: '0,127.5', value: 12}
];
var geoCoordMap = {
    '70,37.5':[37.5,70],
    '0,37.5':[37.5,0],
    '70,127.5':[127.5,70],
    '0,127.5':[127.5,0]
};

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 = {
    backgroundColor: '#404a59',
    title: {
        text: '全国主要城市空气质量',
        subtext: 'data from PM25.in',
        sublink: 'http://www.pm25.in',
        left: 'center',
        textStyle: {
            color: '#fff'
        }
    },
    tooltip : {
        trigger: 'item'
    },
    legend: {
        orient: 'vertical',
        y: 'bottom',
        x:'right',
        data:['pm2.5'],
        textStyle: {
            color: '#fff'
        }
    },
    geo: {
        map: 'world',
        label: {
            emphasis: {
                show: false
            }
        },
        roam: true,
        itemStyle: {
            normal: {
                areaColor: '#323c48',
                borderColor: '#111'
            },
            emphasis: {
                areaColor: '#2a333d'
            }
        }
    },
    series : [
        {
            name: 'pm2.5',
            type: 'scatter',
            coordinateSystem: 'geo',
            data: convertData(data),
            symbolSize: function (val) {
                return val[2] / 10;
            },
            label: {
                normal: {
                    formatter: '{b}',
                    position: 'right',
                    show: false
                },
                emphasis: {
                    show: true
                }
            },
            itemStyle: {
                normal: {
                    color: '#ddb926'
                }
            }
        },
        {
            name: 'Top 5',
            type: 'effectScatter',
            coordinateSystem: 'geo',
            data: convertData(data.sort(function (a, b) {
                return b.value - a.value;
            }).slice(0, 6)),
            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: '#f4e925',
                    shadowBlur: 10,
                    shadowColor: '#333'
                }
            },
            zlevel: 1
        }
    ]
};