Echart 散点图散点形状样式修改

option = {
    xAxis:{
        max:22,
        show:false
    },
    yAxis: {
        max:9000,
        min:4000
    },
    series: [{
        symbolSize: 20,
        //散点形状设置symbol: 'circle’, ‘rect’, ‘roundRect’, ‘triangle’, ‘diamond’, ‘pin’, 'arrow’
        symbol:'triangle',
        itemStyle:{
            normal:{
                color:'#0269bf',
                shadowColor:'#83bff6',
                shadowBlur:3,
                shadowOffsetX:1,
                shadowOffsetY:2
            }
        },
        data: [
            [6.12, 4800.98],
        ],
        type: 'scatter'
    }]
};