页面历史

  {
    series: [{
        type: 'scatter',
        label: {
            normal: {
                show: true,
                textStyle: {
                    color: '#000', //气泡内数值颜色
                    fontSize: 9,
                },
                formatter: '{b}'
            }
        }
    }],
    visualMap: [{
        show: false
    }, {
        type: 'piecewise', //分段型。
        splitNumber: 3,
        inverse: true,
        left: 'center',
        top: 'bottom',
        orient: "horizontal",
        pieces: [{
            min: 0,
            max: 30,
            color: 'green'
        }, {
            min: 31,
            max: 40,
            color: 'yellow'
        }, {
            min: 41,
            max: 50,
            color: 'blue'
        }, {
            min: 51,
            max: 60,
            color: 'red'
        }]
    }]
    }