四象限图

描述:当前是关于Echarts图表中的 散点图 示例。
 
            option = {
    title : {
        text: '男性女性身高体重分布',
        subtext: '抽样调查来自: Heinz  2003'
    },
    grid: {
        left: '3%',
        right: '7%',
        bottom: '3%',
        containLabel: true
    },
    tooltip : {
        trigger: 'axis',
        showDelay : 0,
        formatter : function (params) {
            if (params.value.length > 1) {
                return params.seriesName + ' :<br/>'
                   + params.value[0] + 'cm '
                   + params.value[1] + 'kg ';
            }
            else {
                return params.seriesName + ' :<br/>'
                   + params.name + ' : '
                   + params.value + 'kg ';
            }
        },
        // axisPointer:{
        //     show: true,
        //     type : 'cross',
        //     lineStyle: {
        //         type : 'dashed',
        //         width : 1
        //     }
        // }
    },
    toolbox: {
        feature: {
            dataZoom: {},
            brush: {
                type: ['rect', 'polygon', 'clear']
            }
        }
    },
    brush: {
    },
    legend: {
        data: ['男性'],
        left: 'center'
    },
    xAxis : [
        {
            type : 'value',
            scale:true,
            axisLabel : {
                formatter: '{value} cm'
            },
            splitLine: {
                show: false
            }
        }
    ],
    yAxis : [
        {
            type : 'value',
            scale:true,
            axisLabel : {
                formatter: '{value} kg'
            },
            splitLine: {
                show: false
            }
        }
    ],
    series : [


        {
            name:'男性',
            type:'scatter',
            data: [[174.0, 65.6], [175.3, 71.8], [193.5, 80.7], [186.5, 72.6], [187.2, 78.8],
                [181.5, 74.8], [184.0, 86.4], [184.5, 78.4], [175.0, 62.0], [184.0, 81.6],
                [180.0, 76.6], [177.8, 83.6], [192.0, 90.0], [176.0, 74.6], [174.0, 71.0],
                [184.0, 79.6], [192.7, 93.8], [171.5, 70.0], [173.0, 72.4], [176.0, 85.9],
                [176.0, 78.8], [180.5, 77.8], [172.7, 66.2], [176.0, 86.4], [173.5, 81.8],
                [178.0, 89.6], [180.3, 82.8], [180.3, 76.4], [164.5, 63.2], [173.0, 60.9],
                [183.5, 74.8], [175.5, 70.0]
            ],
            markArea: {
                silent: true,
                itemStyle: {
                    normal: {
                        color: 'transparent',
                        borderWidth: 0.5,
                        borderType: 'dashed',
                        borderColor: 'grey'
                    }
                },
                data: [[{
                    name: '男性分布区间',
                    xAxis: 'min',
                    yAxis: 'min'
                }, {
                    xAxis: 'max',
                    yAxis: 'max'
                }]]
            },
            markPoint : {
                data : [
                    {type : 'max', name: '最大值'},
                    {type : 'min', name: '最小值'},
                    {type : 'max', name: '最大值', valueDim:'x'},
                    {type : 'min', name: '最小值', valueDim:'x'},
                    {type : 'max', name: '最大值', valueDim:'y'},
                    {type : 'min', name: '最小值', valueDim:'y'}
                ]
            },
            markLine : {
                lineStyle: {
                    normal: {
                        color: 'blue',
                        type: 'solid'
                    }
                },
                data : [
                    {type : 'average', name: '平均值'},
                    {type : 'average', valueDim:'x' }
                ]
            }
        }
    ]
};